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Panasonic CF-74JCJBD1 M 9.1.9. Removing the Wireless Module and MDC Module, 9.1.10. Removing the Main PCB, 9.1.11. Removing the PC Card Ejector and Lithium Battery

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9-4

9.1.9. Removing the Wireless Module andMDC Module

1. Remove the two Antenna Cables from the two Connec-

tors.

• Antenna Cable (Black): MAIN Connector

• Antenna Cable (Gray): AUX Connector

2. Remove the two Screws <N9>.

3. Remove the Wireless Module.

4. Remove the two Screws <N9>.

5. Disconnect the Modem Cable from the Connector.

6. Remove the Kapton tape and remove the MDC Module.

Screws <N9>: DFHE5025XA

9.1.10. Removing the Main PCB

Note:

After replacing the Main Board, rewrite the BIOS ID.

1. Disconnect the ten Cables from the ten Connectors (CN6,

CN7, CN24, CN19, CN28, CN21, CN802, CN18, CN15,

CN25).

2. Remove the six Screws <N9>.

3. Remove the Main PCB.

4. Remove the MP Guide.

Screws <N9>: DFHE5025XA

9.1.11. Removing the PC Card Ejector andLithium Battery

1. Remove the two Screws <N9>.

2. Remove the PC Card Ejector.

3. Disconnect the Cable from the Connector (CN14).

4. Remove the Lithium Battery.

Screws <N9>: DFHE5025XA

Antenna Cable (Black)

Antenna Cable (Gray)

<N9>

<N9>

MDC Module

Wireless Module

Modem Cable

Kapton Tape

CN6

CN7

CN24

CN19

CN28

CN21

CN802

CN18

CN15

CN26

<N9>

<N9>

Main PCB

MP Guide

<N9>

PC Card Ejector

Lithium Battery

(to CN14)

CN14

Tape

Main PCB

Contents

Main CF-74JCJBDxM For U.K. WARNING This apparatus must be earthed for your safety. How to replace the fuse Open the fuse compartment with a screw- driver and replace the fuse. LASER SAFETY INFORMATION For U.S.A LITHIUMBATTERIES LITHIUM BATTERY PILE AU LITHIUM SAFETY PRECAUTIONS Important Safety Instructions LITHIUM BATTERY Getting StartedUseful InformationTroubleshootingAppendix Precautions (Battery Pack) CONTENTS 1. Specifications 1-1 Refer to page 31 of Instruction Manual. Writing Reading 1-3 Enter Wireless LAN Bluetooth 2. Names and Functions of Parts 2-2 EX PC 3 Block Diagram LPC Bus DMI x2 1Gbytes/sec x2 Page 4-2 5 Power-On Self Test (Boot Check) Outline of POST 5-1 Error Diagnosis by Checking Beep Signal Sound 6 List of Error Codes <Only when the port replicator is connected> 6-1 6-2 7 Self Diagnosis Test 1 7-1 . Beginning of self-diagnosis test 1-1. Setting of content of setup 2. Operation of PC-Diagnostic Utility 7-2 Page Page 8 Wiring Connection Diagram I O PCB DC-IN PCB SD PCB 8-1 9 Disassembly/Reassembly 9.1. Disassembly Instructions 9.1.1. Preparation 9.1.2. Removing the Battery Pack, the HDD Unit and the DVD-ROM Drive Unit 9.1.3. Removing the HDD 9.1.4. Removing the DIMM Memory Card 9.1.5. Removing the Keyboard 9.1.6. Removing the Speaker and the LED PCB 9-3 9.1.7. Removing the Handle Ass'y 9.1.8. Removing the Bottom Case 9-4 9.1.9. Removing the Wireless Module and MDC Module 9.1.10. Removing the Main PCB 9.1.11. Removing the PC Card Ejector and Lithium Battery 9-5 9.1.12. Removing the DC-IN PCB and I/O PCB 9.1.13. Removing the FAN Motor and SD PCB 9.1.14. Removing the BT PCB 9-6 9.1.15. Removing the USB PCB 9.1.16. Removing the Display unit 9.1.18. Removing the LCD and the Inverter 9.1.17. Removing the LCD Front Cabinet 9-7 9.1.19. Removing the Touch PAD and PAD PCB 9.1.20. Removing the Finger PCB 9-8 9.2. Reassembly Instructions 9.2.1. Attention when CF-74 series is repaired 9.2.2. Setting the Finger PCB 9.2.3. Setting the LCD Unit and the Inverter 9-9 0~1mm LCD Damper C LCD Unit 9-10 S1 9-11 S5 S1 Arranging the TP Power Cable and Attaching the TP/LCD Sheet S2 9-12 9-13 9.2.4. Setting the LCD Front Cabinet 9.2.5. Setting the Display unit 9-14 9.2.6. Setting the USB PCB S2 9-15 9.2.7. Setting the BT PCB. 9.2.8. Setting the SD PCB, Heat Sink and FAN Mo tor 9-16 9-17 9.2.9. Setting the DC-IN PCB and I/O PCB 9-18 9.2.10. Setting the PC Card Ejector and Lithium Battery 9.2.11. Setting the Main PCB S2 9-19 Safety Working FAN Cable Connector (CN28) 9.2.12. Setting the Wireless Module and MDC Module S2 <Preparation for assembly of the MDC Module> Arranging the Modem Cable S1 9.2.13. Setting the Bottom Case 9.2.14. Setting the Handle Ass'y 9-22 9.2.15. Setting the Speaker and the LED PCB S3 9-23 9.2.16. Setting the Keyboard S2 9-24 9.2.17. Setting the DIMM Memory Card and DIMM Cover 9.2.18. Setting the HDD Page 10 Exploded View Screw tightening torque Screw tightening torque a a Page Page Page Page Replacement Parts List CF-74JCJBDAM PART NO. DESCRIPTION Q'TY MAIN PCB Page Page Page Page Page Page Page Page Page IO PCB LED PCB USB PCB DC-IN PCB TOUCH SCREEN PCB SD PCB PAD/SWITCH PCB BLUETOOTH PCB