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Panasonic LUMIX DMC-GX7P Service Manual
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Panasonic LUMIX DMC-GX7P Service Manual

Digital camera/body/lens kit
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Digital Camera/Body/Lens Kit
DMC-GX7P
Model No.
DMC-GX7PC
DMC-GX7EB
DMC-GX7EC
DMC-GX7EE
DMC-GX7EF
DMC-GX7EG
DMC-GX7GC
DMC-GX7GH
DMC-GX7GK
DMC-GX7GN
DMC-GX7GT
DMC-GX7CPC
DMC-GX7CPU
DMC-GX7CEB
DMC-GX7CEC
DMC-GX7CEE
DMC-GX7CEF
DMC-GX7CEG
DMC-GX7CGC
DMC-GX7CGD
DMC-GX7CGH
© Panasonic Corporation 2013 Unauthorized copy-
ing and distribution is a violation of law.
ORDER NO. DSC1309029CE
B26

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Summary of Contents for Panasonic LUMIX DMC-GX7P

  • Page 1 Digital Camera/Body/Lens Kit DMC-GX7P Model No. DMC-GX7PC DMC-GX7EB DMC-GX7EC DMC-GX7EE DMC-GX7EF DMC-GX7EG DMC-GX7GC DMC-GX7GH DMC-GX7GK DMC-GX7GN DMC-GX7GT DMC-GX7CPC DMC-GX7CPU DMC-GX7CEB DMC-GX7CEC DMC-GX7CEE DMC-GX7CEF DMC-GX7CEG DMC-GX7CGC DMC-GX7CGD DMC-GX7CGH © Panasonic Corporation 2013 Unauthorized copy- ing and distribution is a violation of law.
  • Page 2 DMC-GX7CGK DMC-GX7KEE DMC-GX7KEF DMC-GX7CGT DMC-GX7KEG DMC-GX7KP DMC-GX7KGC DMC-GX7KPC DMC-GX7KGD DMC-GX7KPU DMC-GX7KGK DMC-GX7KEB DMC-GX7KGN DMC-GX7KEC Colour [DMC-GX7] [DMC-GX7K] (K)...Black Type (K)...Black Type (except GN) (S)...Silver Type (S)...Silver Type [DMC-GX7C] (K)...Black Type (except PU) (S)...Silver Type DMC-GX7C series: Interchangeable Lens (H-H020A) is bundled. DMC-GX7K series : Interchangeable Lens (H-FS1442A) is bundled.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS PAGE PAGE 1 Safety Precautions----------------------------------------------- 4 1.1. General Guidelines---------------------------------------- 4 1.2. Leakage Current Cold Check--------------------------- 4 1.3. Leakage Current Hot Check (See Figure. 1) ------- 4 1.4. How to Discharge the E.Capacitor on Flash Sub P.C.B. Unit--------------------------------------------- 5 2 Warning -------------------------------------------------------------- 6 2.1.

  • Page 4: Safety Precautions

    1 Safety Precautions 1.1. General Guidelines 1.3. Leakage Current Hot Check (See Figure. 1) 1. IMPORTANT SAFETY NOTICE There are special components used in this equipment 1. Plug the AC cord directly into the AC outlet. Do not use which are important for safety. These parts are marked by an isolation transformer for this check.

  • Page 5: How To Discharge The E.capacitor On Flash Sub P.c.b. Unit

    1.4. How to Discharge the E.Capacitor on Flash Sub P.C.B. Unit • This unit equipped with two pieces of capacitors as E.Capacitor. “Either one of the E.Capacitors discharging operation” makes discharging for others as well. CAUTION: • Be sure to discharge the E.Capacitors on Flash Sub P.C.B. Unit before disassembling. •...

  • Page 6: Warning

    2 Warning 2.1. Prevention of Electrostatic Discharge (ESD) to Electrostatically Sensitive (ES) Devices Some semiconductor (solid state) devices can be damaged easily by static electricity. Such components commonly are called Elec- trostatically Sensitive (ES) Devices. The following techniques should be used to help reduce the incidence of component damage caused by electrostatic discharge (ESD).

  • Page 7: Caution For Ac Cord (For Eb/Gc/Gh)

    2.3.2.3. How to Replace the Fuse A replacement fuse cover can be purchased from your local Panasonic Dealer. 1. Remove the Fuse Cover with a screwdriver. If the fitted moulded plug is unsuitable for the socket outlet in your home then the fuse should be removed and the plug cut off and disposed of safety.

  • Page 8: How To Replace The Lithium Battery

    NOTE: This Lithium battery is a critical component. (Type No.: ML421S/DN Manufactured by Energy Company, Panasonic Corporation.) It must never be subjected to excessive heat or discharge. It must therefore only be fitted in requirement designed specifically for its use.

  • Page 9: Service Navigation

    3 Service Navigation 3.1. Introduction This service manual contains technical information, which allow service personnel’s to understand and service this model. Please place orders using the parts list and not the drawing reference numbers. If the circuit is changed or modified, the information will be followed by service manual to be controlled with original service manual. 3.2.
  • Page 10 3.3.1.2. About Main P.C.B. (Ref. 1) & Flash-ROM (IC6003) Important: 1. Before exchanging the “MAIN P.C.B.”, the performances must be carefully checked, by following the “7.Troubleshooting Guide” section of this service manual. 2. Before replacing the “MAIN P.C.B. and/or Flash-ROM”, proceed the EEPROM data backup from the unit. After replacing the MAIN P.C.B.
  • Page 11 3.3.2. Lens Unit (Interchangeable Lens: H-H020A) 3.3.2.1. About Lens Main Unit (Ref. 215) 1. LENS MAIN UNIT (Ref. 215) is not supplied due to difficulty of the transportation issue (Fragile, Dust-free packing), and requires critical lens adjustments. Therefore, any needs of the “LENS MAIN UNIT” (Ref. 215), carefully confirm its performance in advance. 2.
  • Page 12 3.3.3. Lens Unit (Interchangeable Lens: H-FS1442A) 3.3.3.1. About Lens Main Block Unit (Ref. 308) 1. LENS MAIN BLOCK UNIT (Ref. 308) is not supplied due to difficulty of the transportation issue (Fragile, Dust-free packing), and requires critical lens adjustments. Therefore, any needs of the “LENS MAIN BLOCK UNIT” (Ref. 308), carefully confirm its performance in advance. 2.

  • Page 13: Service Notes

    3.4. Service Notes 3.4.1. About Wi-Fi Function...
  • Page 14 3.4.2. Important Notice of Servicing This Camera unit has the personal information of wireless LAN connection the customer has registered. For the protection of private information, please erase the personal information after the completion of repair by “INITIAL SET- TING”. In addition, please print out the following documents, and pass to the customer with the Camera unit.

  • Page 15: General Description About Lead Free Solder (Pbf)

    3.5. General Description About Lead Free Solder (PbF) The lead free solder has been used in the mounting process of all electrical components on the printed circuit boards used for this equipment in considering the globally environmental conservation. The normal solder is the alloy of tin (Sn) and lead (Pb). On the other hand, the lead free solder is the alloy mainly consists of tin (Sn), silver (Ag) and Copper (Cu), and the melting point of the lead free solder is higher approx.30°C (86°F) more than that of the normal solder.

  • Page 16: How To Define The Model Suffix (Ntsc Or Pal Model)

    3.6. How to Define the Model Suffix (NTSC or PAL model) There are nine kinds of DMC-GX7 (Camera body unit), regardless of the colours. • a) DMC-GX7 (Japan domestic model) • b) DMC-GX7P/PC • c) DMC-GX7EB/EC/EF/EG • d) DMC-GX7EE • e) DMC-GX7GD •...
  • Page 17 3.6.2. INITIAL SETTINGS: After replacing the Main P.C.B. and/or Flash-ROM, make sure to perform the initial settings after achieving the adjustment by order- ing the following procedure in accordance with model suffix of the unit. 1. IMPORTANT NOTICE: Before proceeding Initial settings, make sure to read the following CAUTION. 2.
  • Page 18 • Step 4. Display the INITIAL SETTING: While pressing [ MENU/SET ] button and “[ RIGHT ] of Cursor buttons” simultaneously, turn the Power off. The “INTIAL SETTINGS” menu is displayed. There are two kinds of “INITIAL SETTINGS” menu form as follows: [ CASE 1.
  • Page 19 • Step 5. Choose the model suffix in “INITIAL SETTINGS”: (Refer to “CAUTION”) [Caution: After replacing the Main P.C.B. and/or Flash-ROM] The model suffix can been chosen, JUST ONE TIME. Once one of the model suffix have been chosen, the model suffix lists will not be displayed, thus, it can not be changed. Therefore, select the area carefully.

  • Page 20: Specifications

    4 Specifications 4.1. Body The following specification is for DMC-GX7EB/GX7CEB/GX7KEB. Some specifications may differ depending on model suffix.

  • Page 24: Lens

    4.2. Lens The following specification is for DMC-GX7EB/GX7CEB/GX7KEB. Some specifications may differ depending on model suffix.

  • Page 25: Location Of Controls And Components

    5 Location of Controls and Components The following description is for DMC-GX7EB/GX7CEB/GX7KEB. Some descriptions may differ depending on model suffix. The page number in this chapter does not show the page number of this service manual.

  • Page 27: Service Mode

    6 Service Mode 6.1. Error Code Memory Function 1. General description This unit is equipped with history of error code memory function, and can be memorized 16 error codes in sequence from the latest. When the error is occurred more than 16, the oldest error is overwritten in sequence. The error code is not memorized when the power supply is shut down forcibly.
  • Page 28 Error Code List The error code consists of 8 bit data and it shows the following information. Important notice about “Error Code List” About “*” indication: The third digit from the left is different as follows. - In case of 0 (example: 2B001000) When the third digit from the left shows “0”, this error occurred under the condition of INITIAL SETTINGS has been com- pleted.

  • Page 29: Troubleshooting Guide

    7 Troubleshooting Guide 7.1. Checking Method of Body and Interchangeable Lens...

  • Page 35: About Tilt Sensor Display

    7.2. About Tilt Sensor Display The unit has the tilt sensor display function using G (3-axis accelerometer) sensor inside the unit. [Principal of Operation] 1. Movement of “Weight” is detected by capacitance. -------- [A] 2. Each acceleration of the X/Y/Z axis is converted into data and they are output. 3.
  • Page 36 [Test of the G-Sensor working] • G-Sensor working can be confirmed by G-Sensor data change on the “Edit Memory”. [Operation] (1)-----When you acquire the data of the G-sensor continually, put a checkmark here. (2)-----Raw data of G- sensor is displayed. (3)-----Roll angle (Horizontal Level) and Pitch angle (Tilt) are displayed.

  • Page 37: Failure Diagnosis Of Nfc

    7.3. Failure Diagnosis of NFC 7.4. Wi-Fi P.C.B. 7.4.1. How to Remove Wi-Fi Password Protection To prevent incorrect operation or use of the Wi-Fi function by a third party and to protect saved personal information, this unit pro- tects the Wi-Fi function with a password. It is unable to service with password locked condition.

  • Page 38: Service Fixture & Tools

    8 Service Fixture & Tools 8.1. Service Fixture and Tools The following Service Fixture and tools are used for checking and servicing this unit. About Adjustment Shaft: • VMS7941 for H-H020A and H-FS1442A...

  • Page 39: Clean Box

    8.2. Clean Box • The repair quality is considered, and it is recommended working in the environment of specified clean level less than class 10,000 (Federal Standard 209D). [NOTE] • Work in the environment of specified clean level less than class 10,000 (Federal Standard 209D) when inside cleaning of a lens. Please refer to the following service manuals.

  • Page 40: Service Position

    8.3. Service Position This Service Position is used for checking and replacing parts. Use the following Extension cables for servicing. Table S1 Extension Cable List Parts No. Connection Form FP9401(MAIN) ←→ LVF FPC - LVF Module VFK1951 39pin / 0.3 FFC FP9013(MAIN) ←→...

  • Page 41: Disassembly And Assembly Instructions

    9 Disassembly and Assembly Instructions 9.1. Camera Body Part Disassembly Flow Chart 9.1.1. This is a disassembling chart. When assembling, perform this chart conversely.
  • Page 42 P.C.B. Location 9.1.2.
  • Page 43 Disassembly Procedure 9.1.3. Item Fig. Removal Wi-Fi P.C.B. (Fig. D14) Screw (T) x 1 Convex x 1 Item Fig. Removal Hooking part x 1 Rear Case Unit (Fig. D1) Memory Card Wi-Fi P.C.B. Battery 10 Battery Door Unit (Fig. D15) Battery Door Shaft Screw (A) x 1 Battery Door Spring Screw (B) x 1...
  • Page 44 9.1.3.1. Removal of the Rear Case Unit Item Fig. Removal 17 Eye Cup Unit (Fig. D30) Screw (g) x 1 LVF Panel Locking tab x 2 Eye Cup Unit LVF Panel Cushion LVF Panel 18 LVF Lens Unit (Fig. D31) Hooking part x 2 Locking tab x 2 LVF Cover Unit (Fig.
  • Page 45 9.1.3.2. Removal of the Rear Operation Unit (Fig. D3) (Fig. D2)
  • Page 46 9.1.3.3. Removal of the Top Case Unit and Flash P.C.B. (Fig. D4) (Fig. D5)
  • Page 47 9.1.3.4. Removal of the Main P.C.B. (Fig. D6) (Fig. D8) (Fig. D7)
  • Page 48 9.1.3.5. Removal of the Mount Box Unit (Fig. D9) (Fig. D10)
  • Page 49 9.1.3.6. Removal of the Jack Door and 9.1.3.7. Removal of the Battery Unit Speaker (Fig. D12) (Fig. D11)
  • Page 50 9.1.3.8. Removal of the Flash Sub P.C.B. 9.1.3.10. Removal of the Battery Door Unit Unit (Fig. D15) 9.1.3.11. Removal of the NFC Antenna Unit and SD P.C.B. (Fig. D13) 9.1.3.9. Removal of the Wi-Fi P.C.B. (Fig. D16) (Fig. D14)
  • Page 51 (Fig. D17) 9.1.3.12. Removal of the Battery Case and Battery Out Spring (Fig. D18) (Fig. D19)
  • Page 52 9.1.3.13. Removal of the Rear Dial Unit (Fig. D21) 9.1.3.14. Removal of the Flash Unit (Fig. D20) (Fig. D22)
  • Page 53 (Fig. D24) 9.1.3.15. Removal of the Flash (Fig. D23) (Fig. D25)
  • Page 54 (Fig. D27) 9.1.3.16. Removal of the LVF Unit (Fig. D26) (Fig. D28)
  • Page 55 9.1.3.17. Removal of the Eye Cup Unit and LVF Panel (Fig. D30) (Fig. D29)
  • Page 56 9.1.3.18. Removal of the LVF Lens Unit (Fig. D31) (Fig. D32)
  • Page 57 9.1.3.19. Removal of the Microphone FPC Unit (Fig. D33) (Fig. D34)

  • Page 58: Disassembly And Assembly Procedure For The Lens

    9.2. Disassembly Assembly Procedure for the Lens Please refer to the following service manuals about Disassem- bly and Assembly of bundled lenses. • H-H020APP/E/GK : Order No.DSC1307028CE • H-FS1442APP/E/GK : Order No.DSC1302014CE (Fig. D35) NOTE: (When Installing) Make sure to confirm the following points when installing: •...

  • Page 59: Measurements And Adjustments

    10 Measurements and Adjustments 10.1. Matrix Chart for Replaced Part and Necessary Adjustment The relation between Replaced part and Necessary Adjustment is shown in the following table. When concerned part is replaced, be sure to achieve the necessary adjustment(s). As for Adjustment condition/procedure, consult the “Adjustment Manual” which is available in Adjustment software. NOTE: After adjustments have been terminated, make sure to achieve “INITIAL SETTINGS”.
  • Page 60 *3 NOTE: (When AWB adjustment) • After change to WB adjustment mode for service with software, the adjustment is executed. After adjusting the AWB adjustment, to cancel the WB adjustment mode for service. • Details, refer to the instructions in the adjustment software. *4 NOTE: (About the G sensor adjustment) •...

  • Page 61: Maintenance

    11 Maintenance 11.1. Notice in external cleaning 11.1.1. ABOUT THE BODY NOTE: Before cleaning the camera, remove the battery and/or disconnect power plug from the outlet. Also, remove the memory card and lens unit. 11.1.1.1. DUST/DIRT ON THE OUTER CASING PART (S) 1.

  • Page 62: Block Diagram

    12 Block Diagram 12.1. Overall Block Diagram MOUNT BOX UNIT MEMORY MOS IMAGE SENSOR LENS UNIT CARD 4/3” 16 MEGA PIX (Built in AFE) SPEAKER (27MHz) LENS CONTACT SHUTTER X6001 SSWF BIS YAW BIS PITCH IC9102 TERMINAL UNIT (24MHz) SYSTEM IC ECM(L) STEREO MICROPHONE AMP...

  • Page 63: System Control Block Diagram

    12.2. System Control Block Diagram TOP CASE UNIT IC9102 (SYSTEM IC) ( TOP OPERATION FPC ) (DIAL PI FPC) (LED PWR OUT) (LED PWR OUT) FP9009 LEDOUT0 (Green) POWER LED (WiFi LED OUT) CL9011 FP9009 LEDOUT1 PW D3.0V (SHUTTER0) (SHUTTER0) FP9009 SHUTTER0 FLASH P.C.B.

  • Page 64: Video/Audio Process(1) Block Diagram

    12.3. Video/Audio Process(1) Block Diagram IC6003 REAR CASE UNIT (NOR FLASH ROM/256M-bit) DATA CTL SIG ADDRESS (LCD IF FPC) (LCD UINT) FP9301 LCDOUT0-15 FP9301 IC6001 (VENUS ENGINE) (LCDVD) FP9301 T3 T2 T1 (LCDHD) FP9301 (SDODA0P) FP3902 AF16 IS SAB0 P (LCD CLK) FP9301 (SDODA0M)

  • Page 65: Video/Audio Process(2) Block Diagram

    12.4. Video/Audio Process(2) Block Diagram IC6001 Wi-Fi FPC Wi-Fi P.C.B. (VENUS ENGINE) (W-LAN MODULE) (WiFi CLK) (WiFi CLK) (WiFi CLK) FP9003 FP8101 GPIO3 SDIO CLK (WiFi CMD) (WiFi CMD) (WiFi CMD) (CHIP DIELECTRIC FP9003 FP8101 SDIO CMD GPIO4 ANTENNA) (WiFi DAT3) (WiFi DAT3) (WiFi D3) FP9003...

  • Page 66: Lens Block Diagram

    12.5. Lens Block Diagram IC6001 (VENUS ENGINE) MOUNT BOX UNIT FP9004 LEN4R2V PW LEN4.2V 18-25 (LSDET) FP9004 AD1 IN1 LSDET (LSRST) FP9004 GPIO42 LSRST (LSB2L) FP9004 LSB2L GPIO19 (LENS CONTACT (LSL2B) FP9004 LSL2B GPIO17 TERMINAL) (LSDIO) FP9004 GPIO20 LSDIO (LSCK) FP9004 LSCK GPIO18...

  • Page 67: Eye Sensor/Flash Block Diagram

    12.6. EYE SENSOR/FLASH Block Diagram IC6001 (VENUS ENGINE) LVF FPC (EYE SENSOR) (EYE LEDA) FP9401 PW D3.0V LEDA LEDK (D3.0V) FP9401 CL6007 (G I2C DAT) (EYE SDA) FP9401 GPIO50 AD21 8 SDA CL6006 (G I2C CK) FP9401 (EYE SCL) GPIO48 AD22 2 SCL SHOE FPC...

  • Page 68: Power Block Diagram

    12.7. Power Block Diagram CL1101 FLASH P.C.B. PW D1.1V CL1201 CC8201 P8201 CL1001 F8201 (PW UNREG) FP8201 FP9008 BAT+ PW D3.0V 15-21 10-16 CL1501 (BAT THERMO) FP8201 FP9008 BAT THERMO 2 BATTERY CATCHER PW D4.5V CC8202 BAT DET(NC) TOP CASE UNIT F1002 FP8201 FP9008...

  • Page 69: Wiring Connection Diagram

    13 Wiring Connection Diagram 13.1. Interconnection Diagram BATTERY FLASH RL8203 REAR DIAL UNIT DIAL PI FPC RL8205 SHOE UNIT STEREO RL8204 MICROPHONE FPC MICROPHONE LVF UNIT LCD UNIT FLASH P.C.B. (FOIL SIDE) SHOE FPC TOP OPERATION FPC LVF FPC LCD IF FPC : (COMPONENT SIDE) FP9009 D GND...

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