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Panasonic Toughbook CF-50 Service Manual
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Panasonic Toughbook CF-50 Service Manual

Panasonic Toughbook CF-50 Service Manual

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Model Number Reference
The following models are numbered in accordance with the types of CPU, LCD and HDD etc. featured by product.
Model No. CF-501 2 3 4 U 5 6
1: CPU type
Y: Mobile Intel
2: LCD type
5: 15.0" TFT Color
3: HDD type / RAM size
K: 40 GB / 256 MB
V: 40 GB / 256 MB /Smart Card
4: Drive / Modem – LAN
G: Floppy Disk Drive / CD-ROM Drive / Combo
N: Floppy Disk Drive / DVD-ROM & CD-R/RW Drive (Combo Drive) / Combo
L: Floppy Disk Drive / CD-R/RW Drive / Combo
P: Floppy Disk Drive / CD-ROM Drive / Wireless LAN
Q: Floppy Disk Drive / DVD-ROM Drive / Wireless LAN
S: Floppy Disk Drive / DVD-ROM & CD-R/RW Drive (Combo Drive) / Wireless LAN
R: Floppy Disk Drive / CD-R/RW Drive / Wireless LAN
5: Operation System
D: Microsoft
F: Multi-Language (Microsoft
G: Multi-Language (Microsoft
K: Microsoft
6: Area
M: Refer to above area table
®
®
Pentium
4 Processor 1.9 GHz-M
®
®
Windows
2000
®
Windows
®
Windows
®
®
Windows
XP Professional
H: Floppy Disk Drive / DVD-ROM Drive / Combo
®
2000)
®
XP Professional)
ORDER NO. CPD0209020C1
Noteb
ook Computer
CF-50
This is the Service Manual for
the following areas.
M ...for U.S.A. and Canada

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Summary of Contents for Panasonic Toughbook CF-50

  • Page 1 ORDER NO. CPD0209020C1 Noteb ook Computer CF-50 This is the Service Manual for the following areas. M …for U.S.A. and Canada Model Number Reference The following models are numbered in accordance with the types of CPU, LCD and HDD etc. featured by product. Model No.
  • Page 3 LASER SAFETY INFORMA TION For U.S.A. Class 1 LASER-Product This product is certified to comply with DHHS Rules 21 CFR Subchapter J. This product complies with European Standard EN60825 (or IEC Publication 825) For all areas This equipment is classified as a class 1 level LASER product and there is no hazardous LASER radiation. Caution: (1) Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radiation exposure.

  • Page 6: Table Of Contents

    CONTENTS 1 Specifications ............. . 4 2 Names and Functions of Parts .

  • Page 7: Specifications

    1 Specifications This page provides the specifications for the basic model CF-50Y5KNUDM/CF-50Y5KNUKM. The model number will change depending on the configuration of the unit, such as, CPU speed, memory size, HDD size, Operating System, LCD type, and whether a CD-ROM drive, a DVD-ROM drive, a CD-R/RW drive, or a DVD-ROM&CD-R/RW drive is included or not. To check the model number : Check the bottom of the computer or the box the computer came in at the time of purchase.
  • Page 8 Other Specifications 87 keys Keyboard 720 KB/1.44 MB (two-mode) Floppy Disk Drive CD-ROM read 24X speed (Max.) Optical Disc CD-ROM Drive* CD-ROM read 24X speed (Max.) DVD-ROM Drive* DVD-ROM read 8X speed (Max.) CD-ROM read* 24X speed (Max.) CD-R/RW Drive CD-R write* 4X speed, 8X speed, 16X speed (Max.), 24X speed (Max.) CD-RW write...

  • Page 9: Names And Functions Of Parts

    2 Names and Functions of Parts The illustrations shown may differ from the actual physical appearances. LED Indicators Function Keys For information on the key combi- Caps Lock nations available. Numeric key (NumLk) Scroll lock (ScrLk) There are dots near function keys CD drive status to enable you to locate the key’...
  • Page 10 Names and Functions of Parts External Keyboard/Mouse Port USB Ports External Display Port Modem Serial Port Parallel Port 1394 IEEE 1394 Interface Connector Ventilation Hole These holes allow heat to exit. CAUTION Do not block or place the computer in a lo- cation that may prevent proper ventilation.

  • Page 11: Starting Up/Shutting Down

    CPU from overheating. Should this happen, allow the computer to cool down then switch the power on again. If the computer still does not power on, contact Panasonic Technical Support. NOTE You may encounter the following situations when the computer is turned on at very low temperatures.
  • Page 12 Log on to Windows Windows 2000 Wait for 10 seconds after confirming that the hard disk drive access has been completed, input the user name and password, then select [OK]. Until the correct user name and password are entered, the computer will not operate. Windows XP Wait for 10 seconds after confirming that the hard disk access has been completed, select the user and input the password, then select...
  • Page 13 Starting Up/Shutting Down Shutting Down (power off your computer) This procedure is for shutting down the computer without using the standby or hibernation function. “Standby/Hibernation Functions”) Save important data and close each application Display the shut down screen Windows 2000 Select [Start] - [Shut Down].

  • Page 14: Block Diagram

    4 Block Diagram System Configuration Diagram intel Internal Core Frequency Included L2-Cache 1.7 / 1.9GHz Mobile Northwood 512k (μFCPGA) Internal Voltage 1.3V&1.25V (14.1” XGA , 15.0” UXGA) Main Memory (DDR-SDRAM ) On Board 128 / 256MB Processor AGTL+ System Bus 64bit 400MHz VRAM 133MHz...
  • Page 15 Power Supply Configuration Diagram...

  • Page 17: O Adress Map

    6 I/O Address Map 0x0000-0x0CF7 PCI bus 0x0000-0x0CF7 Direct memory access controller 0x0D00-0xFFFF PCI bus 0x3000-0x3FFF Intel(R) 845 Chipset Processor to AGP Controller - 1A31 0x3000-0x3FFF RAGE MOBILITY M7 0x03B0-0x03BB Intel(R) 845 Chipset Processor to AGP Controller - 1A31 0x03B0-0x03BB RAGE MOBILITY M7 0x03C0-0x03DF Intel(R) 845 Chipset Processor to AGP Controller - 1A31...

  • Page 19: Power-On Self Test (Boot Check)

    8 Power-On Self Test (Boot Check) Outline of POST The set has a boot check function called POST (Power-On Self Test) in it. The condition of the main body is diagnosed by checking beep sound or error code. z Start .....Test begins automatically when power switch is set to ON. z Normal finish ..After memory checking, a beep sound is issued once and the set is placed into automatic stop.

  • Page 20: List Of Error Codes

    If your system displays one of except the messages marked below with an asterisk (*), write down the message and contact Panasonic Technical Support. If your system fails after you make changes in the Setup menus, reset the computer, enter Setup and install Setup defaults or correct the error.
  • Page 21 02D0 System cache error - Cache disabled Contact Panasonic Technical Support. 02F0: CPU ID: CPU socket number for Multi-Processor error. 02F4: EISA CMOS not writable ServerBIOS2 test error: Cannot write to EISA CMOS. 02F5: DMA Test Failed ServerBIOS2 test error: Cannot write to extended DMA (Direct Memory Access) registers.
  • Page 23 Troubleshooting Source of Symptom Component procedures problem Result Date or Time cannot be input. IC19 Date and Time does not Replace the Main PCB. Main PCB change properly. RTC battery Date and Time are not displayed. Memory count is too large IC11 Replace the Main PCB.
  • Page 25 4.4.4 KEYBOARD, MOUSE or TOUCH PAD DIAGNOSIS Make sure that connecting cables, connectors and AC adapter are not loose or disconnected prior to testing. Troubleshooting Source of Symptom Component procedures problem Result Key top cannot be pressed. Keyboard is broken. Keyboard Key top does not spring back after pressing.
  • Page 26 1.5 FDD DIAGNOSIS Make sure that connecting cables, connectors and AC adapter are not loose or disconnected prior to testing. Troubleshooting Source of Symptom Component procedures problem Result Access lamp does not Replace the FDD. light. Does operation return to Go to No.
  • Page 27 1.6 HDD DIAGNOSIS Make sure that connecting cables, connectors and AC adapter are not loose or disconnected prior to testing. Troubleshooting Source of Symptom Component procedures problem Result Does not boot from HDD. Go to No. 1-2 Has the HDD been partitioned? Improper setting Go to No.
  • Page 28 Troubleshooting Source of Symptom Component procedures problem Result An operating system could Format data Does executing FDISK not be found destroyed correct the problem? Go to No. 8-2 Replace the HDD. Does operation return to Go to No. 8-3 normal? Replace the HDD cable.
  • Page 29 1.8 PRINTING DIAGNOSIS Make sure that connecting cables, connectors and AC adapter are not loose or disconnected prior to testing. Troubleshooting Source of Symptom Component procedures problem Result Data does not print from YES Main PCB IC37 Does the printer pass its the printer.

  • Page 30: Diagnostic Test

    11 Diagnostic Test 11.1 Diagnostic Test Procedure 11.1.1 Equipment (1) Test Computer ............................1 unit (2) AC Adapter ............................1 pc. (3) External Printer ............................. 1 unit (4) Loopback Plug (Parallel Port Test) [P/N: D.WV95C0081] ..............1 pc. (5) Loopback Plug (Serial Port Test for RS232C) [P/N: D.WV95C0067] ..........1 pc. (6) .loppy Disk containg file DIAG ......................

  • Page 37: Wiring Connection Diagram

    13 Wiring Connection Diagram INVERTER PCB 2002 POWER ANTENNA PCB A/B LED SW 2001 CN2002 SPEAKER SPEAKER (RIGHT) (LEFT) IEEE PS2/ SERIAL PARALLEL PORT PORT 1394 MODEM PORT MOUSE CN10 CN13 CN48 CN17 CN20 JK602 JK601 CN18 CN26 DC-IN CN15 MINI- PC CARD MAIN PCB...

  • Page 38: Disassembly/Reassembly

    14 Disassembly/Reassembly Note: Power off the computer. Do not shut down to the Suspend or hibernation mode. Do not add peripherals while the computer is in the Suspend or hibernation mode; abnormal operation may result. 14.1. Removing the Battery Pack Latch Battery Cover Slide...
  • Page 39 MINI-PCI Modem Card 14.4. Removing the RAM Card LAN Cables <A> RAM Card Cover Hooks 1. Remove the screw <A>, and remove the RAM card cover. MINI-PCI Screw <A> : DXHM0009XB Modem Card Connector Hooks 2. Disconnect the LAN cables. 3.
  • Page 40 3. Disconnect the connector CN24, and remove the Keyboard. 14.8. Removing the Top Shield Plate Center Cover <C> <C> <C> <C> <C> <C> <C> Top Shield Plate CN2002 2. Remove the center cover. 14.7. Removing the Keyboard 1. Disconnect the connector CN2002. Keyboard 2.
  • Page 41 LCD Front Cabinet 14.10. Removing the LCD Unit <D> <D> LCD Lock Spring LCD Lock <D> <D> CN18 LCD Unit CN26 1. Disconnect the connectors CN18 and CN26. 2. Remove the four screws <D>, and remove the LCD unit. 3. Press the bottom of LCD Front Cabinet in the direction of arrow A to unhook it.
  • Page 42 7. Remove the two screws <N>, and remove the LCD. 14.13. Removing the Top Cabinet Screw <N> : DXHM0009XB 8. Remove the LCD signal cable from the LCD. <E> <F> <E> Hinge L <E> <E> <E> <F> <E> <O> <E> <E>...
  • Page 43 14.14. Removing the ANTENNA PCB, 14.15. Removing the LED SW PCB SMART CARD PCB, AUDIO LED SW PCB <H> JACK PCB and PAD PCB LED SW Antenna Cover Card Holder Antenna PCB <P> CN45 Short Cable Smart Card Cover <P> 1.
  • Page 44 14.17. Removing the CD-ROM Drive 14.19. Removing the FDD <S> FDD Plate <S> CD-ROM Drive <R> <R> CD-ROM Drive Plate <S> 1. Remove the two screws <R>. 2. Remove the CD-ROM drive plate. 1. Remove the three screws <S>, and remove the FDD plate. Screw <R>...
  • Page 45 14.23. Removing the Port Replicator Cover Port Replicator Cover Spring Port Replicator Cover 2. Disconnect the CPU. 14.22. Removing the Main PCB Bottom Cabinet <L> 1. Remove the two port replicator covers and two port replicator cover springs. <L> Bottom Cabinet Main PCB 1.

  • Page 46: Exploded View

    15 Exploded View K302 K301 K311 K310 K301 K310 CD-ROM Drive K310 K310 K302 K302 CD-R/RW,COMBO K305 E21-2 K301 K305 E21-1 E21-2 DVD Drive E21-2 E21-2 K301 E21-1 K306 K306 K307 K304 K306 Screw tightening torque 0.44 ± 0.02N⋅m K304 (4.5 ±...
  • Page 47 Screw tightening torque 0.44 ± 0.02N⋅m (4.5 ± 0.2kgf⋅cm) 0.27 ± 0.02N⋅m (2.8 ± 0.2kgf⋅cm) K301 0.18 ± 0.02N⋅m (1.8 ± 0.2kgf⋅cm) K301 K302 K301 K302 K302 K301 K301 K32,K203 K301 K301 K302 K301 K47-1 K47-6 K47-5 K47-7 K47-3 K47-7 K47-2 K302 K302...
  • Page 48 Screw tightening torque 0.44 ± 0.02N⋅m (4.5 ± 0.2kgf⋅cm) 0.27 ± 0.02N⋅m (2.8 ± 0.2kgf⋅cm) 0.18 ± 0.02N⋅m (1.8 ± 0.2kgf⋅cm) K302 K302 K302 K302 K207 K28,K208 K302 K211 K302 E57-1 K202 K28,K208 K302 K211 K210 K210 K207 K201 E56-1 Short Side Long Side Long Side...
  • Page 49 Screw tightening torque A 0.44 ± 0.02N×m (4.5 ± 0.2kgf×cm) B 0.27 ± 0.02N×m (2.8 ± 0.2kgf×cm) C 0.18 ± 0.02N×m (1.8 ± 0.2kgf×cm) K302 K302 15" LCD Block K309 K302 K302 K302 K302 K309 14" LCD Block K302 K309 K302 K302 K302...

  • Page 50: Replacement Parts List

    16 Replacement Parts List Note: Important Safety Notice Components identified by mark have special characteristics important for safety. When replacing any of these components, use only manufacturer's specified parts. CF-50Y5xxUxM REF.NO.and AREA PART NO. DESCRIPTION Q'TY Main Block Unit DL3U11213AAA PCB, MAIN DL3U21213AAA PCB, AUDIO JACK...
  • Page 51 DFJS535ZA MODEM CABLE N4HUNSA00004 BATTERY PACK Packing Material DFPK1126ZAT CASE, PACKING DFPN0741ZAT CUSHION, (T) DFPN0742ZAT CUSHION, (B) DFPK1127ZAT ACCESSORIES BOX DFPE0715ZAT MANUAL HOLDER DFPE0717ZAT BATTERY HOLDER Mechanical Parts DFUN0056ZA SPRING, PORT RE COVER DFUQ0078ZA SPRING, COVER LOCK DFMD2145ZA PLATE, CD-ROM HOLD DFMD2146ZA TILT SUPPORT L DFMD2147ZA...
  • Page 52 K 44 DFGT0913ZB-0 RATING LABEL K 45 DFGE0069ZA-0 COVER, HDD K 46 DFBD0135ZA-0 LOCK, COVER K 47 DFWV99A0062 HDD Mounting Kit for Support K 47-1 DFMD9082ZA ASS'Y, HDD CASE UPPER K 47-2 DFMD9083ZA ASS'Y, HDD CASE LOWER K 47-3 DLCR0158A01A FPC, HDD K 47-5 DFHR8407ZA...
  • Page 53 Replacement Parts List Note: Important Safety Notice Components identified by mark have special characteristics important for safety. When replacing any of these components use only manufacturer's specified parts. CF-50Y5xxUxM Q'TY REF. NO and AREA PART NO. DESCRIPTION Main PCB C 1 2 3 4 5 6 EEFUD0D181R CAPACITOR, 2V, 180µF C 9 13 17 21 25 29 33 37 41 45 107...
  • Page 54 C 177 277 297 299 378 453 474 475 ECUV1H102JCV CAPACITOR, 50V, 1000pF 476 477 478 479 480 481 493 C 188 189 ECUV1H180JCV CAPACITOR, 50V, 18pF C 192 679 F1G1C473A004 CAPACITOR, 16V, 0.047µF C 198 199 465 466 ECUV1H220JCV CAPACITOR, 50V, 22pF C 257 446 505 711 ECUV1H102JCV...
  • Page 55 CN 10 K1FB125E0002 CONNECTOR, PARALLEL PORT CN 13 K1FB115E0004 CONNECTOR, CRT PORT CN 15 DFJS553ZA100 CONNECTOR, DOCKING CN 16 24 K1MMC4B00004 CONNECTOR, MINI-PCI CN 17 K1CB106B0031 CONNECTOR, EXT. K/B (PS2) CN 18 K1KA07A00198 CONNECTOR, INVERTER CN 19 K1KA03A00361 CONNECTOR, FAN CN 20 K1FB208B0001 CONNECTOR, USB...
  • Page 56 IC 30 DALP298030N IC, BIPOLAR LINEAR IC 31 C1BB00000670 IC, AC97 CODEC IC 32 33 DA7ST08U85L0 IC, AND GATE IC 34 DAM2904MT1-P IC, OP AMP IC 35 C3FBKC000070 IC, FWH IC 37 C1DB00000957 IC, SUPER I/O IC 38 C1DB00000536 IC, SOUND AMP IC 39 C0DBZHG00004 IC, USB POWER CONTROL...
  • Page 57 B1DFGD000023 TRANSISTOR Q 5 36 37 44 64 87 88 119 129 DETA144EETL TRANSISTOR Q 6 7 8 10 18 19 34 35 45 46 67 69 DETC114YETL TRANSISTOR 72 85 86 110 124 125 128 Q 9 16 20 38 39 40 DAFDN359AN TRANSISTOR Q 13 54 58...
  • Page 58 R 71 73 113 115 178 215 223 267 ERJ2GEJ473X RESISTER, 1/16W, 47kΩ 657 658 752 R 74 134 198 200 244 249 250 441 ERJ2GEJ472X RESISTER, 1/16W, 4.7kΩ 645 646 R 75 88 89 327 ERJ2GEJ472X RESISTER, 1/16W, 4.7kΩ R 76 77 110 131 186 189 192 194 ERJ2GEJ103X RESISTER, 1/16W, 10kΩ...
  • Page 59 R 348 577 ERJ3EKF1001V RESISTER, 1/16W, 1kΩ R 349 ERJ3EKF1301V RESISTER, 1/16W, 1.3kΩ R 350 401 402 ERJ3EKF2000V RESISTER, 1/16W, 220Ω R 351 484 ERJ3EKF4702V RESISTER, 1/16W, 47kΩ R 352 ERJ3EKF2701V RESISTER, 1/16W, 2.7kΩ R 353 ERJ3EKF4752V RESISTER, 1/16W, 47.5kΩ R 355 ERJ3EKF3302V RESISTER, 1/16W, 33kΩ...
  • Page 60 RA 15 DEAC168J473C RESISTER ARRAY RA 16 DEAC168J102C RESISTER ARRAY RA 18 101 DEAYC164JR00 RESISTER ARRAY RA 20 28 36 D1HG2208A001 RESISTER ARRAY RA 23 DEAC168J472C RESISTER ARRAY RA 24 25 30 32 33 38 D1HG2208A001 RESISTER ARRAY RA 26 DEAC168J472C RESISTER ARRAY RA 57...

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