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Panasonic KX-TCD455GM Service Manual
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Panasonic KX-TCD455GM Service Manual

Digital cordless phone metalic gray version (for germany)
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ORDER NO. KM40306110C2
Telephone Equipment
KX-TCD455GM / KX-A145EXM
Digital Cordless Phone
Metalic Gray Version
(for Germany)
SPECIFICATIONS
1

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Summary of Contents for Panasonic KX-TCD455GM

  • Page 1 ORDER NO. KM40306110C2 Telephone Equipment KX-TCD455GM / KX-A145EXM Digital Cordless Phone Metalic Gray Version (for Germany) SPECIFICATIONS...
  • Page 2 2003 Panasonic Communications Co., Ltd. All rights reserved. Unauthorized copying and distribution is a violation of law. 1. ABOUT LEAD FREE SOLDER (PbF: Pb free) Note: In the information below, Pb, the symbol for lead in the periodic table of elements, will refer to standard solder or solder that contains lead.
  • Page 3 case of using high temperature soldering iron, please be careful not to heat too long. - PbF solder will tend to splash if it is heated much higher than its melting point, approximately 1100°F (600°C). - If you must use Pb solder on a PCB manufactured using PbF solder, remove as much of the original PbF solder as possible and be sure that any remaining is melted prior to applying the Pb solder.
  • Page 4 (Component View) (Flow Solder Side View) Note: The location of the “PbF“ mark is subject to change without notice. 1.2.2. Handset PCB (Component View) (Flow Solder Side View) Note: The location of the “PbF“ mark is subject to change without notice. 1.2.3.
  • Page 5 - When you replace the batteries, part should be removed first. 4.2. Battery Charge At the time of shipment, the batteries are not charged. To charge, place the handset on the base unit. Please charge the batteries for about 7 hours before initial use. During charging, the battery icon is as shown below.
  • Page 6 - Battery life is dependent on use and conditions but in general when using fully charged Ni-MH batteries (700 mAh): Talk time: 10hrs approx. Standby time: 120hrs approx. - When using Ni-Cd batteries (250 mAh): Talk time: 4hrs approx. Standby time: 40hrs approx. (Times indicated are for peak performance) - The batteries reach peak performance after several full charge/ discharge cycles.
  • Page 7 - Do not use non-rechargeable batteries. If non-rechargeable batteries are fitted and start charging, it may cause the leakage of the battery electrolyte. Please use only Panasonic P03P(Ni-MH) or P03H(Ni-Cd) batteries. 5. LOCATION OF CONTROLS 5.1. Base Unit 5.2. Handset 6.
  • Page 8 Plug in the AC adaptor and the telephone line cord in order 1, 2, 3, 4. The AC adaptor must remain connected at all times (It is normal for the adaptor to feel warm during use). - Never install telephone wiring during a lightning storm. 6.1.2.
  • Page 9 6.3. PIN Code 6.3.1. Base Unit - To exit the operation, press any time. For Service Hint: * : If the current 4-digit PIN is forgotten, press and you will be able to enter new PIN. 6.3.2. Handset...
  • Page 10 - To exit the operation, press any time. For Service Hint: * : If the current 4-digit PIN is forgotten, press and you will be able to enter new PIN. 6.3.3. Reset Base Unit PIN to Default (0000) -When There is NO Handset Registered- 6.3.3.1.
  • Page 11 1. Solder a pin or lead wire to GND, SDA, and SCLK on base PCB. 2. Plug in AC adaptor to the base. 3. Turn on the power to the JIG (9V). 4. Then connect the cable to each pins using clip. As for the connection between JIG and PCB, see below photos.
  • Page 12 Function Initial Setting Remarks (selectable options) Ringer Mode All Handsets All Handsets/Specific Handset Number of Rings Up to 6 rings Flash/Earth Flash Flash Timing 200 msec 80/200 msec Pause Timing 3 seconds 3 seconds/5 seconds Call Restricted Handsets All Clear Each Handset can be set indivisually.
  • Page 13 Function Initial Setting Remarks (selectable options) Time Alarm Mode OFF/ON Alarm Time Clear OFF/Once/Daily Handset Ringer Volume Handset External Ringer Pattern 20 patterns Handset Internal Ringer Pattern 20 patterns Handset Paging Tone Pattern 20 patterns Handset Alarm Tone Pattern 20 patterns Key Tone ON/OFF Call Waiting Tone...
  • Page 14 dialling buttons are locked. 6.6. Recall Feature RECALL is used to access special telephone services. Contact your Network provider for details. If your unit is connected to a PBX, pressing RECALL allows you to access some features of your host PBX such as transferring an extension call. 6.7.
  • Page 15 - To exit the operation, press any time. - *1: The factory preset is 0000. - *2: The selected handset number flashes. 6.9. Cancelling Call Restricted Handset(s) - To exit the operation, press any time. - *1: The factory preset is 0000. - *2: The selected handset(s) will stop flashing.
  • Page 16 6.12. Select Flash/Earth Mode An earth relay can be installed as an option depending on your PBX requirements. Please consult our Panasonic Service Centre for installation. On installation, you can select flash or earth mode to suit your PBX or Network provider.
  • Page 17 - To exit the operation, press any time. - *1: The factory preset is 0000. For Service Hint: Refer to Flash Time setting 6.13. Automatic Route Selection Automatic Route Selection is a feature which selects the least expensive carrier (network) service available, when making long distance calls.
  • Page 18 6.13.2. Storing the Area Code(s) Store the area code(s) for which the chosen carrier (network) service charge rates are lower than the original carrier (network) service. Up to 25 area codes can be stored. - To exit the operation, press any time.
  • Page 19 - To exit the operation, press any time. - *1: The factory preset is 0000. 6.14. Summary of Programmable Functions You can select and execute the following functions by pressing direct command as follows without programming. These operations need to be done with the Handset near the base unit. Press .
  • Page 20 7. DISPLAY 7.1. Handset Display 7.2. Before Requesting Help (Troubleshooting) If you experience any problems with the normal use of your apparatus, you should unplug it from the telephone outlet and connect a known working telephone in its place. If the known working telephone still has problems, then please contact the customer service department of your Network provider.
  • Page 21 Cross Reference: Power On/Off Call BAR On/Off (Call Prohibition On/Off)
  • Page 22 Key Lock Call Restriction 8. OPERATIONS 8.1. Power On/Off *1 When button is released, the display changes to the standby mode. *2 The display goes blank. 8.2. Making a Call *1 If you need to make a correction, press CLEAR. The digit is cleared to the left, then you can enter numbers.
  • Page 23 - To exit the operation, press any time. *1 You can enter the time in 12 hour clock or 24 hour clock. For example, to set 7:15 (12 hour clock), press 0715. If you enter the time in 24 hour clock, go to step 4. *2 If AM or PM is not selected, display will show 24 hour clock even if the time has been entered in 12 hour clock.
  • Page 24 - To exit the operation, press any time. *1 The display shows the number of phonebook space available. If is displayed, the phonebook is full. To store, clear other stored items in the phonebook. *2 If you need correction, press RIGHT or LEFT to move cursor then clear the character/digit by pressing CLEAR, and/or enter characters/digits.
  • Page 25 - To enter two characters located on the same dialling button, enter the first character and then press RIGHT to move the cursor on one space to enter the next character. 8.5.2. Finding Items in the Phonebook All phonebook items are stored in the following order: Alphabet Letter/Symbol/Number/ Telephone number (when a name is not stored).
  • Page 26 8.5.3. Phonebook Character Table...
  • Page 27 - To exit the operation, press any time. *1 If there is no item stored in the phonebook, the display shows *2 Characters are cleared to the left of the flashing character. *3 Characters are added to the left of the flashing character. If you need to clear or add more than one character, repeat the steps from 4.
  • Page 28 - To exit the operation, press any time. *1 If you need correction, press CLEAR. The digit is cleared to the left, then enter numbers. *2 If there is no item stored in the redial/caller ID list, the display shows *3 If you need to make a correction, press RIGHT or LEFT to move cursor then clear a character by pressing CLEAR, and/or enter characters.
  • Page 29 - To exit the operation, press any time. *1 If there is no item stored in the phonebook, the display shows *2 If an item is already stored to a hot key, will be displayed on the left of the key number.
  • Page 30 Caller ID. Note for service: There are two types of SMS; one is Type1 and the other is Type2. These types are different depending on the countries, and Type1 is assigned for KX-TCD455GM, KX-A145EXM.
  • Page 31 SMS is not available between a Type1 Handset and a Type2 Handset. 9.1. Writing and Sending New Messages...
  • Page 32 9.2. Reading/Displaying a Message in the Outgoing List 9.3. Sending/Editing/Clearing a Message from/in the Outgoing List...
  • Page 33 9.4. Receiving a Text Message 10. DISASSEMBLY INSTRUCTIONS 10.1. Base Unit Shown in Fig.- To Remove Remove Lower Cabinet Screws (2.6 × 12)..(A) × 2 Main P.C. Board Main P.C. Board 10.2. Handset...
  • Page 34 Shown in Fig.- To Remove Remove Rear Cabinet Screws (2 × 10)..(B) × 2 Rear Cabinet Follow the procedure. Main P.C. Board Screw (2 × 8)....(C) × 1 Screws (2 × 8).....(D) × 2 Main P.C. Board 10.3. Charger Unit...
  • Page 35 Shown in Fig.- To Remove Remove Lower Cabinet Screws (2.6 × 14)..(E) × 2 Main P.C. Board Main P.C. Board 11. ASSEMBLY INSTRUCTIONS 11.1. Warning When Constructing the Base Unit 12. TROUBLESHOOTING GUIDE Flow Chart...
  • Page 36 Cross Reference: Check Power Bell Reception Check Battery Charge Check Link Check Handset Transmission Check Handset Reception SIGNAL ROUTE 12.1. Check Power 12.1.1. Base Unit Is the AC Adaptor inserted into AC outlet? (Check AC Adaptor’s specification.) Cross Reference...
  • Page 37 Power Supply Circuit Note: BBIC is IC2. 12.1.2. Handset Cross Reference Power Supply Circuit/Reset Circuit Note: BBIC is IC1. 12.2. Check Battery Charge 12.2.1. Base Unit Cross Reference: Charge Circuit 12.2.2. Handset Cross Reference: Check Power Charge Circuit...
  • Page 38 Note: BBIC is IC1. 12.2.3. Charger Unit Cross Reference: Charge Circuit 12.3. Check Link 12.3.1. Base Unit Cross Reference:...
  • Page 39 Power Supply Circuit Adjustment (Base Unit) 12.3.2. Handset Cross Reference Power Supply Circuit Adjustment 12.4. Check Handset Transmission Cross Reference: SIGNAL ROUTE 12.5. Check Handset Reception...
  • Page 40 Cross Reference: HOW TO CHECK THE HANDSET SPEAKER SIGNAL ROUTE 12.6. Check Caller ID Cross Reference: SIGNAL ROUTE 12.7. Bell Reception 12.7.1. Base Unit Note: BBIC is IC2. 12.7.2. Handset Cross Reference: Telephone Line Interface Check Link Note: BBIC is IC1. 13.
  • Page 41 13.1.1. Equipment Required - DECT tester: Rohde & Schwarz, CMD 60 is recommended. - Frequency counter: it must be precise to be able to measure 1Hz (precision; ±4ppm). Hewlett Packard, 53131A is recommended. - DC power: it must be able to output at least 1A current under 9V. - Digital multi-meter (DMM): it must be able to measure voltage and current.
  • Page 42 See the table below for frequently used commands. Command name Function Example rdeeprom Read the data of EEPROM Type “rdeeprom 00 00 FF”, and the data from address “00 00” to “FF” is read out. readid Read ID (RFPI) Type “readid”, and the registered ID is read out.
  • Page 43 14.2.1. Connections 14.2.2. PC Setting 1. Open a window of MS-DOS mode from the start-up menu. 2. Change a directory to the one with “RTX_COM” contained. 3. Type “SET RTX_COM=1” from the keyboard (when COM port 1 is used for the connection). 4.
  • Page 44 Symptom Remedy The base unit does not respond to a call from handset. Make adjustments in item (I)~(M) The base unit does not transmit or the transmit frequency is off. Make adjustments in item (H)~(J), (L) The transmit frequency is off. Make confirmation in item (H)~(J), (L) The transmit power output is low, and the operating distance between...
  • Page 45 Items Procedure* Check Adjustment Point 1. Confirm that the voltage between TP91 and GND is 4.0V ± 0.2V. 4.0V Supply D4,C40,Q9 Confirmation R41,R42,C4 D5,C69,C66 C67,L8,IC3 C65,C68,C6 1. Confirm that the voltage between J102 and GND is 2.65V ± 0.2V. VBACK Status IC2,Q8,C23 Confirmation C24,C25,C2...
  • Page 46 Items Procedure* Check Adjustment Point 1. Connect J1 (Telephone Socket) to Tel-simulator which is connected with 600 Hookswitch IC2,R7,R8, 2. Set line voltage to 48V at on-hook condition and line current to 40mA at off-hook Check with DC R9,R10,R77 condition of nomal telephone. Characteristics 3.
  • Page 47 Items Procedure* Check Adjustment Point Transmitted Remove the Antenna before starting step from 1 to 4. IC2,IC3,L1 1. Configure the DECT tester (CMD60) as follows; Power <Setting> Confirmation C43,C61,C6 -Test mode: FP -Traffic Channel: 5 C69,C48,C7 -Traffic Slot: 4 -Mode: Loopback -PMID: 0000 C66,C67,C6 -Set the Cable Loss as 5dB.
  • Page 48 Items Procedure* Check Adjustment Point Modulatoin Follow steps 1 to 3 of (H) above. IC2,IC3,L1 Check and 4.Confirm that the B-Field Modulation is 340kHz/div ~ 402kHz/ Adjustment C43,C61,C6 div using data type Fig31. 5.Adjust the B-Field Modulation if required. (Execute the C69,C48,C7 command "readmod"...
  • Page 49 Items Procedure* Check Adjustment Point (J) Frequency Offset Follow steps 1 to 3 of (H) above. IC2,IC3,L1 Confirmation 4.Confirm that the frequency offset is < ± 40kHz. C43,C61,C6 C69,C48,C7 C66,C67,C6 C57,C73,L3 DA1,R66,R6 C55,C56,R7 R79,C54,C5 C80,R38,C8 C82,C83,C8 C85,L8,C91...
  • Page 50 Items Procedure* Check Adjustment Point Sensitivity Follow steps 1 to 3 of (H) above. IC2,IC3,L1 Receiver 4.Set DECT tester power to -88dBm. Confirmation C43,C61,C6 5.Confirm that the BER is < 1000ppm. C69,C48,C7 C66,C67,C6 C57,C73,L3 DA1,R66,R6 C55,C56,R7 R79,C54,C5 C80,R38,C8 C82,C83,C8 C85,L8,C91...
  • Page 51 Items Procedure* Check Adjustment Point Timing Follow steps 1 to 3 of (H) above. IC2,IC3,L1 Confirmation 4.Confirm that the Timing accuracy is < ± 5.0ppm. C43,C61,C6 C69,C48,C7 C66,C67,C6 C57,C73,L3 DA1,R66,R6 C55,C56,R7 R79,C54,C5 C80,R38,C8 C82,C83,C8 C85,L8,C91...
  • Page 52 Items Procedure* Check Adjustment Point RSSI Level Follow steps 1 to 3 of (H) above. IC2,IC3,L1 Confirmation 4..Set DECT tester power to -88dBm. C43,C61,C6 5.Execute the command "readrssi". 6. Confirm: 23 < returned value < 45 (hex) C69,C48,C7 C66,C67,C6 C57,C73,L3 DA1,R66,R6 C55,C56,R7 R79,C54,C5...
  • Page 53 Items Procedure* Check Adjustment Point 1. Configure the DECT tester (CMD60) as follows; Receive Audio IC2,C21,R3 <Setting> Check and Adjustment -Test mode: FP C20,C11,R1 -Mode: Normal -PMID: 0000 2. Execute the command "testmode". R16,D3,R12 3. Initiate connection from DECT tester. 4.
  • Page 54 Items Procedure* Check Adjustment Point 1. Configure the DECT tester (CMD60) as follows; Transmit Audio IC2,R32,C2 <Setting> Check and Adjustment -Test mode: FP R23,C14,C1 -Mode: Normal -PMID: 0000 2. Execute the command "testmode". R22,R21,Q 3. Initiate connection from DECT tester. 4.
  • Page 55 Note: After the measuring, sock up the solder of TP. PC Setting () is required beforehand. The connection of adjustment equipment are as shown in Adjustment Standard (Base Unit) 15.2. Adjustment Standard (Base Unit) When connecting the Simulator Equipments for checking, please refer to below. 15.2.1.
  • Page 56 16. ADJUSTMENTS (HANDSET) If your unit have below symptoms, adjust or confirm each item using remedy column from the table. Symptom Remedy The movement of Battery Low indicator is wrong. Make confirmation in item (E), (F) The handset does not respond to a call from base unit. Make adjustments in item (G), (I)~(M) The handset does not transmit or the transmit frequency is off.
  • Page 57 Items Procedure* Check Adjustment Point 1. Confirm that the consumption current is < 200mA , that is, there is no short circuit. 4.0V Supply IC1,F1,R14 2. Confirm that the voltage between test point “+4V” and GND is 4.1V ± 0.2V. Confirmation R15,C53,C1 L1,D16,C4...
  • Page 58 Items Procedure* Check Adjustment Point 1. Stop supplying 6V to TP5(+) and TP6(-). Charge Detection IC1,C52,Q7 2. Execute the command "charge". (OFF) 3. Confirm that the returned value is 0x00 (hex). Confirmation Q8,R51,R1 C11,F1,R14 R15,C53,C 1. Apply 2.3V ± 0.005V between TP3(+) and TP4(-). Battery Monitor IC1,C52,Q7 2.
  • Page 59 Items Procedure* Check Adjustment Point Transmitted TP15 Remove the Antenna before starting step from 1 to 5. 1. Configure the DECT tester(CMD60) as follows; Power <Setting> Confirmation C111,C422 -Test mode: PP -RFPI: 0102030405 C423,C405 -Traffic Channel: 5 -Traffic Slot: 4 -Mode: Loopback R411,C408 2.
  • Page 60 Items Procedure* Check Adjustment Point Timing Follow steps 1 to 4 of (H) above. Confirmation 5.Confirm that the Timing accuracy is < ± 10ppm. C111,C422 C423,C405 R411,C408 C409,C401 C402,C403 RSSI Level Follow steps 1 to 4 of (H) above. Confirmation 5.Set DECT tester power to -88dBm.
  • Page 61 Items Procedure* Check Adjustment Point 1. Configure the DECT tester (CMD60) as follows; (O) Transmit Audio TP15 <Setting> Check and Confirmation -Test mode: FP C111,C422 -Mode: Normal -RFPI: 0102030405 C423,C405 2. Execute the command "testmode". 3. Execute the command "regcmd60". 4.
  • Page 62 Item Value Refer to -. * Remarks TX Power 20 dBm ~ 25 dBm Adjustment (Base Unit) Modulation 340 kHz/div ~ 402 kHz/ Data type: Fig31 Adjustment (Base Unit) Frequency Offset -40 kHz ~ +40 kHz Adjustment (Base Unit) RX Sensitivity <...
  • Page 63 19. FREQUENCY TABLE (MHz)
  • Page 64 BASE UNIT HANDSET Receive Frequency Channel No Transmit Frequency Transmit Frequency Receive Frequency 1897.344 1897.344 1897.344 1897.344 1895.616 1895.616 1895.616 1895.616 1893.888 1893.888 1893.888 1893.888 1892.160 1892.160 1892.160 1892.160 1890.432 1890.432 1890.432 1890.432 1888.704 1888.704 1888.704 1888.704 1886.976 1886.976 1886.976 1886.976 1885.248 1885.248...
  • Page 65 - Detector - Compress/Expander - First/Second Mixer - Amplifier for transmission and reception - EEPROM: IC1 - Temporary operating parameters (for RF, etc.) - Additionally, - Power Supply Circuit (+4.0V, +2.65V output) - Crystal Circuit (10.368MHz) - Charge Circuit - Telephone Line Interface Circuit 21.2.
  • Page 66 21.3. Telephone Line Interface <Function> - Bell signal detection - Clip signal detection - ON/OFF hook circuit - Audio circuits Bell & Clip (: Calling Line Identification Presentation: Caller ID) signal detection: In the standby mode, Q2 is open to cut the DC loop current and decrease the ring load. When ring voltage appears at the TP3 (A) and TP40 (B) leads (when the telephone rings), the signal is transferred as follows;...
  • Page 67 21.4. Transmitter/Receiver Base Unit and Handset mainly consist of RF Module and DECT BBIC. Base Unit and Handset transmit/receive voice signal and data signal through the antenna on carrier frequency. Signal Pass: *Refer to SIGNAL ROUTE 21.4.1. Transmitter Block The voice signal input from the TEL LINE interface goes to RF Module (IC3) through DECT BBIC (IC2) as shown in BLOCK DIAGRAM (BASE UNIT) The voice signal passes through the analog part of IC2 where it is amplified and converted to a...
  • Page 68 EEPROM, LCD) - RF Module: IC10 - PLL Oscillator - Detector - Compress/Expander - Amplifier for transmission and reception 23.2. Power Supply Circuit/Reset Circuit Circuit Operation: When power on the Handset, the voltage is as follows; BATTERY(2.2 V ~ 2.6V: TP3) +4V(4V) IC10(6, 27), D20 IC1(35)
  • Page 69 The hands-free loudspeaker at SP+ and SP- is used to generate the ring alarm. IC4 is used to switch off the telephone loudspeaker and is used to amplify the signal to drive the hands-free loudspeaker. They are selected using the SP_AMP line from pin 69 of the BBIC. 2.5mm headset jack is also available.
  • Page 70 26. CPU DATA (BASE UNIT) 26.1. IC2 (BBIC)
  • Page 71 Descriptiojn Hi-z Remarks Data Bus D.I/O for Flash Memory PA_Driver_Amp PA-ON PA-OFF Data Bus D.I/O for Flash Memory TX/RX SW Data Bus D.I/O for Flash Memory RX Data Active Active Data Bus D.I/O for Flash Memory PLL Strobe Normal Latch Data Bus D.I/O for Flash...
  • Page 72 Descriptiojn Hi-z Remarks (NO USE) Bandgap Ref Differential Line for Bell Clip (NO USE) Differential Line for Bell Clip Audio In N (NO USE) ADC Ref RSSI (NO USE) for Polarity for Polarity (NO USE) PX.0 (I_PU) Address Bus for Flash Memory (NO USE) (I_PU)
  • Page 73 Descriptiojn Hi-z Remarks VBACK Address Bus for Flash Memory Address Bus for Flash Memory DSPIN/P1.O (Fixed) Address Bus for Flash Memory DSPOUT/P1.1 (Fixed) Address Bus for Flash Memory DSPCLK/P1.2 (Fixed) Address Bus for Flash Memory DSPFRM/P1.3 (Fixed) Read IC4 for Flash Memory Address Bus for Flash...
  • Page 74 27. CPU DATA (HANDSET) 27.1. IC1 (BBIC) Description Hi-Z Remarks Data Bus D,I/O for Flash Memory Address Bus for Flash Memory Address Bus for Flash Memory Address Bus for Flash Memory Address Bus for Flash Memory PA Driver Amp PA-ON PA-OFF TX/RX SW RX Data...
  • Page 75 Description Hi-Z Remarks CHARGE_START No Charge Charge for Charge VDDA VSSA LSRN LSRP Bandgap REF MICS MICP MICN Reference Voltage RSSI Headset DET Charge Current Charge Current DISCLK for LCD KEY STRB D,I/O Active KEY STRB D,I/O Active KEY STRB D,I/O Active Address Bus...
  • Page 76 Description Hi-Z Remarks Address Bus for Flash Memory Address Bus for Flash Memory VDDLI Address Bus for Flash Memory Address Bus for Flash Memory (NO USE) Back Light LED ON LED OFF SP Phone LED LED ON LED OFF Address Bus for Flash Memory Address Bus...
  • Page 77 28. EEPROM LAYOUT (BASE UNIT) 28.1. Scope The purpose of this section is to describe the layout of the EEPROM (IC1) for the KX-TCD455 Base Unit. The EEPROM contains hardware, software, and user specific parameters. Some parameters are set during production of the base e.g. crystal frequency adjustment at address 0000 and 0001, some are set by the user configuration e.g.
  • Page 78 Address Default Name Type Description Country Setting 0000-01 00 E0 EepromOscillator Frequency adjustment 0002 ModulationDeviation Modulation adjustment 0020 RFPI (ID for Base Unit) RFPI 0025 00 00 AC (Base PIN code) AC code 0028 TBR22Test TBR22 test 0030-0034 FF .. FF IPUI_1 (ID for H/S 1) Ipui for handset 1.
  • Page 79 Address Default Name Type Description Country Setting 09F1 Handset registration info - registration HsRegInfo.RegFlags 1=reg, 0=no reg 09F2 Handset registration info - EMC flags HsRegInfo.EmcFlags 6..7: not used 0..5: handset 1..6 info, 1=known , 0 unknown 09F3 RingMode Ring mode. Modes used in KAMMA4 20h and 21h.
  • Page 80 Address Default Name Type Description Country Setting 0F1C Detect CLIP detect configuration 0-2: Mode: 0: Learn mode, 1: only, 2: FSK only, 3: Generic Russian CLIP only 3: Unused4 4: Onhook: 1=enable 0=disable 5: Offhookk: 1=enable 0=disable 6: Msgwaiting: 1=enable 0=disable 7: Unused7 0F37..38 3D 01...
  • Page 81 Address Default Name Type Description Country Setting 0F4B Config1 BsUiTask configuration (MSB) Bits 1=enable 0=disable 0: AmPmClockSettingEnabled, 1: ClipDetectionSettingEnabled, 2: AkzMenuEnabled, disabled 3: HakzMenuEnabled, disabled 4: RussianClipSttingEnabled, disabled 5: SmscSendNumberSettingEnabled, disabled 6: SMSPabxSupportSettingEnabled, disabled 7: Unused 0F4C Config2 BsUiTask configuration (LSB) Bits 1=enable 0=disable 0: FlashTime1Enabled, enabled 1: FlashTime2Enabled, enabled...
  • Page 82 29.2. Introduction The handset uses a 64k bit serial EEPROM (IC3) for storing volatile parameters. All parameters are set up before the handset the factory. Some of these are vital for the operation of the hardware so a set of default parameters is programmed before the actual hardware fine-tuning can be initiated.
  • Page 83 Address Default Name Type Description 0000-0001 EepromOscillator Frequency adjustment 0002 ModulationDeviation Mudulation adjustment 0030-0034 IPEI (ID for Handset) IPEI 0036-003A PARK_1 (ID for Base 1) PARK for registration 1 003B-003F PARK_2 (ID for Base 2) PARK for registration 2 0040-0044 PARK_3 (ID for Base 3) PARK for registration 3 0045-0049...
  • Page 84 Address Default Name Type Description 0136 LAL_2 Location area level for registration 0137 IPUI_LEN_2 IPUI length for registration 2 0138-0144 IPUI_2 - IPUI_14 IPUI for registration 2-14 0145 ZAP_2 ZAP for registration 2 0146 STATUS_2 Status for registration 2 0147-0156 UAK_2 - UAK_17 UAK for registration 2-17 0160-0164...
  • Page 85 Address Default Name Type Description Country Setting 02AC FactoryLanguageSetting 00 Factory setting for language: 00 = German 01 = English 02 = Welsh 03 = Croatian 04 = Spanish 05 = Norwegian 06 = French 07 = Italian 08 = Danish 09 = Dutch 0A = Swedish 0B = Finnish...
  • Page 86 Address Default Name Type Description Country Setting 02B0 Bit 0: 0:Disable, 1:Enable Russian AvailableLanguages Bit 1: 0:Disable, 1:Enable Polish Bit 2: 0:Disable, 1:Enable Slovakian Bit 3: 0:Disable, 1:Enable Czechs Bit 4: 0:Disable, 1:Enable Basque Bit 5: 0:Disable, 1:Enable Catalan Bit 6: 0:Disable, 1:Enable Gallego Bit 7: 0:Disable, 1:Enable Irish 02F1 00 - Reciever volume will be reset...
  • Page 87 Address Default Name Type Description Country Setting 1F07 ReceiveGainLowOffset x Bit7 - AOG Bit6 - AOG2 Bit5 - bit0: Gain-receive for volumestep offset to volumestep 2 (GR-Index) ranging from 0x00 to 0x24, each step representing 1 dB) 1F08 ReceiveGainHighOffset x Bit7 - AOG Bit6 - AOG2 Bit5 - bit0: Gain-receive for volumestep...
  • Page 88 Be certain each pin is located over the correct pad on the PCB. 2. Apply flux to all of the pins on the IC. 3. Being careful to not unsolder the tack points, slide the soldering iron along the tips of the pins while feeding enough solder to the tip so that it flows under the pins as they are heated.
  • Page 89 (BASE UNIT)
  • Page 91 32. CABINET AND ELECTRICAL PARTS LOCATION (HANDSET) 33. CABINET AND ELECTRICAL PARTS LOCATION (CHARGER UNIT)
  • Page 92 34. ACCESSORIES AND PACKING MATERIALS...
  • Page 93 34.1. KX-TCD455GM 34.2. KX-A145EXM...
  • Page 94 35. TERMINAL GUIDE OF THE ICs, TRANSISTORS AND DIODES 35.1. Base Unit...
  • Page 95 35.2. Handset 35.3. Charger Unit 36. REPLACEMENT PARTS LIST 1. RTL (Retention Time Limited) Note: The marking (RTL) indicates that the Retention Time is limited for this item. After the discontinuation of this assembly in production, the item will continue to be available for a specific period of time.
  • Page 96 2. Important safety notice Components identified by the mark indicates special characteristics important for safety. When replacing any of these components, only use specified manufacture’s parts. 3. The S mark means the part is one of some identical parts. For that reason, it may be different from the installed part.
  • Page 97 Ref. No. Part No. Part Name & Description Remarks PCB1 PQWP1D455GH MAIN P.C.BOARD ASS'Y (RTL) (ICs) PQWI2D455GH C1CB00001608 PQWI1D455GH PQVILM1117MP (TRANSISTORS) 2SA1625 TRANSISTOR(SI) PQVTBF822T7 TRANSISTOR(SI) 2SD1994A TRANSISTOR(SI) B1ADGE000004 TRANSISTOR(SI) PQVTDTC143K TRANSISTOR(SI) (DIODES) PQVDS1ZB60F1 DIODE(SI) MAZY30000L DIODE(SI) B0JAME000085 DIODE(SI) MA2Z74800L DIODE(SI) PQVDBZV55C02 DIODE(SI) MAZ80470ML DIODE(SI)
  • Page 98 Ref. No. Part No. Part Name & Description Remarks ERJ3GEYJ751 ERJ3GEYJ101 ERJ3GEYJ101 ERJ3GEYJ101 ERJ3GEYJ560 PQ4R10XJ102 ERJ3GEY0R00 ERJ3GEYJ330 ERJ3GEY0R00 ERJ3GEY0R00 ERJ3GEYJ101 ERJ3GEYJ221 ERJ1WYJ330 ERJ1WYJ330 ERJ3GEYJ565 5.6M ERJ3GEYJ184 180K ERJ3GEYJ103 ERJ3GEYJ103 ERJ3GEYJ105 ERJ3GEYJ390 ERJ3GEYJ390 ERJ3GEYJ151 PQ4R10XJ000 ERJ3GEYJ181 ERJ3GEYJ181 ERJ3GEYJ222 2.2K ERJ3GEYJ565 5.6M ERJ3GEYJ184 180K ERJ3GEYJ222...
  • Page 99 Ref. No. Part No. Part Name & Description Remarks ECUV1H182KBV 0.0018 ECKD2H681KB 680P ECUV1H270JCV 27P ECUV1H1R0CCV 1 ECUV1C104KBV 0.1 ECUV1H333KBV 0.033 ECUV1C104KBV 0.1 ECUV1C104KBV 0.1 ECUV1C104KBV 0.1 ECEA1AKA101 ECEA0JKA101 PQCUV1E104MD 0.1 ECUV1H101JCV 100P ECUV1H100DCV 10P ECUV1C104KBV 0.1 ECUV1C104KBV 0.1 ECUV1C104KBV 0.1 ECUV1H101JCV 100P ECUV1H330JCV 33P ECUV1H103KBV 0.01...
  • Page 100 36.2. Handset 36.2.1. Cabinet and Electrical Parts Ref. No. Part No. Part Name & Description Remarks PQGP10226Z1 PANEL, LCD AS-HB PQHS10553Z TAPE, DOUBLE SIDE PQKM10587Y5 CABINET BODY ABS-HB PQHS10555Y SPACER, LCD PQBC10375Z1 PUSH BUTTON, NAVI PQBC10376Z1 BUTTON, SP-PHONE PQSX10225Z KEYBOARD SWITCH, 20KEY PQHS10467Z COVER, SP NET L0AD02A00015...
  • Page 101 Ref. No. Part No. Part Name & Description Remarks PCB100 PQWP1D455GR MAIN P.C.BOARD ASS'Y (RTL) (ICs) C1CB00001559 PQWI2D455GR PQWI1D455GR C1BB00000265 (TRANSISTORS) PQVTDTC143XU TRANSISTOR(SI) B1CFMC000006 TRANSISTOR(SI) PQVTDTC143XU TRANSISTOR(SI) B1ADGE000004 TRANSISTOR(SI) UN5216 TRANSISTOR(SI) PQVTDTC143XU TRANSISTOR(SI) (DIODES) MA8047 DIODE(SI) MA8047 DIODE(SI) B0JCME000035 DIODE(SI) B0JCDD000002 DIODE(SI) MA2Z74800L...
  • Page 102 Ref. No. Part No. Part Name & Description Remarks ERJ3GEYJ150 ERJ3GEYJ471 ERJ3GEYJ220 ERJ3GEYJ220 ERJ3GEYJ103 ERJ3GEYJ103 ERJ3GEYJ824 820K ERJ3EKF4303 430K ERJ3GEYJ224 220K ERJ3GEYJ103 PQ4R10XJ820 ERJ3GEYJ332 3.3K ERJ3GEYJ103 ERJ3GEYJ103 ERJ3GEYJ101 ERJ3GEYJ101 R410 ERJ3GEYJ330 R411 ERJ3GEYJ2R2 ERJ3GEY0R00 (CAPACITORS) ECUV1C104KBV 0.1 ECUV1C104KBV 0.1 ECUV1C683KBV 0.068 EEE0JA331P ECUV1C683KBV 0.068 ECUV1H030CCV 3P...
  • Page 103 Ref. No. Part No. Part Name & Description Remarks ECUV1C104KBV 0.1 ECUV1H103KBV 0.01 ECUV1H100DCV 10P ECUV1A224KBV 0.22 ECUV1A224KBV 0.22 ECUV1H100DCV 10P ECUV1H103KBV 0.01 ECUV1H103KBV 0.01 ECUV1H103KBV 0.01 ECUV1H103KBV 0.01 ECUV1H103KBV 0.01 ECUV1C683KBV 0.068 ECUV1A105KBV 1 ECUV1C104KBV 0.1 ECUV1C104KBV 0.1 PQCUV1C474KB 0.47 ECUV1C104KBV 0.1 ECUV1H103KBV 0.01 ECUV1C683KBV 0.068...
  • Page 104 PQWPA142ESCH MAIN P.C.BOARD ASS'Y (RTL) (DIODE) B0JAME000085 DIODE(SI) (JACK) K2EZ2B000040 JACK (RESISTORS) ERJ1WYJ220 ERJ1WYJ270 36.4. Accessories and Packing Materials 36.4.1. KX-TCD455GM Ref. No. Part No. Part Name & Description Remarks PQLV19CEZ AC ADAPTOR PQJA10139Z CORD, TELEPHONE PQKE10355Z1 HANGER, BELT CLIP...
  • Page 105 Part No. Part Name & Description Remarks PQZZTCD705BX I2C PCB PQZZ1CD705BX RS232C CABLE PQZZ2CD705BX CLIP CABLE PQZZ3CD705BX DC CABLE PQZZTCD455E BATCH FILE Note: CHECK PROCEDURE (BASE UNIT) (), and CHECK PROCEDURE (HANDSET) 37. FOR SCHEMATIC DIAGRAM 37.1. Base Unit (SCHEMATIC DIAGRAM (BASE UNIT)) Notes: 1.
  • Page 106 41. CIRCUIT BOARD (BASE UNIT) 41.1. Component View 41.2. Flow Solder Side View 42. CIRCUIT BOARD (HANDSET) 42.1. Component View 42.2. Flow Solder Side View 43. CIRCUIT BOARD (CHARGER UNIT) 43.1. Component View 43.2. Flow Solder Side View M / KXTCD455GM / KXA145EXM...
  • Page 107 Marked Marked (Component View) (Flow Solder Side View)
  • Page 108 Base PCB +2.65V VBACK Clip...
  • Page 109 Microsoft Windows 2000 [Version 5.00.2195] (C) Copyright 1985-2000 Microsoft Corp. C: >cd dect C: DECT>SET RTX_COM=1 C: DECT>DOSKEY C: DECT>initbspin C: DECT>call wreeprom.bat 00 25 00 C: DECT>call wreeprom.bat 00 26 00 C: DECT>_...
  • Page 110 CHG terminal is properly fit in the cabinet. CHG terminal comes out of rib by pulling black lead wire when opening the cabinet and turning the PCB over. The terminal cannot have enough elastic force, cannot have good contact with handset, and it will result in charge problem.
  • Page 111 AF Volt Meter Tel Simulator DECT tester CMD60 (N) (O) (H) (I) (J) (K) (L) AF Generator JMP5 A201 JMP6 JMP7 JMP2 JMP4 JMP3 JMP1 JMP8 A202 R1 R6 R2 R4 B C E TP189...
  • Page 112 Digital Volt Meter (D) (E) (F) (G) 12Ω/2W (H) (N) (O) Digital Digital To PC (JIG) Volt Meter Volt Meter TP82 TP187 CHARGE CHARGE TP84 TP85 TP97 TP50 TP45 TP188 TP91 Frequency TP89 TP40 Counter TP39 TP101 TP90 DTMF tester Digital (F) (N) (O) Volt Meter...
  • Page 113 12Ω/2W Digital Volt Meter...
  • Page 114 (H) (I) (J) (K) DECT tester Digital (E) (F) (L) (M) (N) (O) 2.20V ~ 2.90V Volt Meter CMD60 R410 C422 R411 IC10 JACK C111 MCLK Oscilloscope DC 6V Frequency To PC (JIG) Counter (C) (D) (B) (D) (E) (G) (H) (N) (O) Current Probe...
  • Page 115 Interface SYEN HOOK RF Module DTXAF Bell/Caller ID DTXAF Interface Flash A00-A18 Limit CHARGE XTAL Memory CS, OE, WR Register CONTACT 10.368 BBIC D0~D7 VUNREG 4.0V to AC Adaptor Reg. EEPROM 4.0V 2.65V Reg. 2.65V KX-TCD455GM BLOCK DIAGRAM (BASE UNIT)
  • Page 116 SPEAKER AMPLIFIER Speech Burst RXDA Decoding Decoding EARPIECE TXDA Speech Burst Encoding Encoding Module RSSI IC10 ADPCM SYRI Codec Interface Headset Analog SYEN Filter SP_AMP Front JACK XTAL CHARGE CHARGE CHARGE CIRCUIT 10.368 CONTACTS CHARGE DETECT Q7, Q8 ON SWITCH EEPROM VDDBAT SWITCHED...
  • Page 117 60V DC ON-HOOK 10V DC OFF-HOOK OV ON-HOOK LINE VOL TAGE 60V DC +0.7V DC OFF-HOOK TP39 JMP1 TP45 500V680P 100K 500V680P 2.7K TP40 JMP2 JMP3 2.2K 500V680P JMP8 JMP5 +2.65V JMP4 J100P OPTION4 J100P RLY1 K0.022 1.5M K0.022 1.5M J100P BELL &...
  • Page 118 96 D6 VDDLR 97 P0.7 98 D5 XTAL 11 GND 99 ANT1 LOAD 100 ANT2 RX-DATA 1.8n 4.7u C91 C1P (14) 10.368MHZ burst +2.65V 428 s 406 s peak +2.65V +3.1V +2.65V : No Components KX-TCD455GM SCHEMATIC DIAGRAM (BASE UNIT)
  • Page 119 96 D6 VDDLR 97 P0.7 98 D5 XTAL 11 GND 99 ANT1 LOAD 100 ANT2 RX-DATA 1.8n 4.7u C91 C1P (14) 10.368MHZ burst +2.65V 428 s 406 s peak +2.65V +3.1V +2.65V : No Components KX-TCD455GM SCHEMATIC DIAGRAM (BASE UNIT)
  • Page 120 Frequency 324KHz 4.3V 4V DC 2.4V BATTERY+ BATTERY- C47 K0.068 CHARGE+ 3.3K 2.65V CHARGE- D2 1 LCD BACKLIGHT DISCLK 76 A8 P0.3/DSPIN 77 A9 AD4P(P0.6)/DSPOUT LED14 (10) Green 78 P1. 0 AD4N(P0.5) 79 P1. 1 HS-DET/ADBAT(P0.4) 2.65V LED13 Green (11) 80 P1.
  • Page 121 K1500P D10P K0.1 K0.1 220K D10P D10P SPEAKER D10P K1.0 K0.1 REV+ D10P D10P K2.2 D10P 4.7V(M) RECIEVER REV- D10P 4.7V(M) 5 SP1 C20 22 K0.1 6.3V10u 4 SP2 D10P D10P D10P 3 MIC2 D10P (10) 2 MIC1 (11) 1 GND C21D10P K0.1 D10P...
  • Page 122 K1500P D10P K0.1 K0.1 220K D10P D10P SPEAKER D10P K1.0 K0.1 REV+ D10P D10P K2.2 D10P 4.7V(M) RECIEVER REV- D10P 4.7V(M) 5 SP1 C20 22 K0.1 6.3V10u 4 SP2 D10P D10P D10P 3 MIC2 D10P (10) 2 MIC1 (11) 1 GND C21D10P K0.1 D10P...
  • Page 123 DC_PLUG Charge_plus Charge_minus pinL SCHEMATIC DIAGRAM (CHARGER UNIT)
  • Page 124 34 33 32 31 30 29 A202 R1 R6 R2 R4 B C E 12 1314 15 16 17 50 51 TP189 Bell LED Q8 Collector (BBIC: 71) (2.65V) (BBIC: 28 10.368 MHz) KX-TCD455GM CIRCUIT BOARD (BASE UNIT) Component View...
  • Page 125 CHARGE - (10.368MHz) CHARGE+ J101 J103 J104 J102 J105 TP82 TP187 CHARGE CHARGE TP84 TP85 TP97 TP50 TP45 TP188 TP91 TP89 TP40 TP39 TP90 TP101 Q9 Output Q9 Input (4V) (5.5V) KX-TCD455GM CIRCUIT BOARD (BASE UNIT) Flow Solder Side View...
  • Page 126 (+2.65V) BATTERY(+) 34 33 32 31 30 29 R410 C422 R411 IC10 JACK 11 12 13 14 15 16 17 C111 MCLK BATTERY( ) SP- SP+ RF Clock (to SPEAKER) (BBIC: 25) (BBIC: 21 10.368 MHz) SP+ SP- (to RECEIVER) KX-A145EXM CIRCUIT BOARD (HANDSET) Component View...
  • Page 127 LED17 TALK LED3 LED13 BOOK LED14 PHONE LEFT LED2 REDIAL DOWN LED12 LED11 RIGHT LED1 PROG CANCEL POWER KX-A145EXM CIRCUIT BOARD (HANDSET) Flow Solder Side View...
  • Page 128 CIRCUIT BOARD (CHARGER UNIT) Component View...
  • Page 129 CIRCUIT BOARD (CHARGER UNIT) Flow Solder Side View...
  • Page 130 Marked...
  • Page 131 J101 J103 J104 J102 J105 TP82 TP187 CHARGE CHARGE TP84 TP85 TP97 TP50 TP45 TP188 TP91 TP89 TP40 TP39 TP101 TP90 Marked...
  • Page 132 Marked IC10...
  • Page 133 LED17 TALK LED3 LED13 BOOK LED14 PHONE LEFT LED2 REDIAL DOWN LED12 LED11 RIGHT LED1 PROG CANCEL POWER Marked...

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Kx-a145exm