Panasonic Cf 52 Service Manual

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9.1.17. Removing the  WWAN PCB
1. Disconnect the Cables(Gray and Blue) from the WWANPCB.
2. Remove the two Screws  and the Screw .
3. Disconnect the FPC from the Connector(CN7002), and remove the SD PCB.
Screws  : DFHE5122YA
Screw  : DRHM5104ZAT
9.1.18. Removing the AUDIO PCB
1. Remove the two Screws .
2. Disconnect the Cable from the Connector(CN3000), and remove the AUDIO PCB.
Screw  : DRHM0093ZA
9.1.19. Removing the  PWR BATTERY LED PCB
1. Remove the PWR BATTERY LED PCB, and disconnect
the Cable...

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9.1.20. Removing the KBD Earth Plate
1. Remove the Tape in the direction of arrow.
2. Remove the four Screws  and two Screws ,and remove the KBD Earth Plate.
Screw  : DRHM0093ZA
Screw  : DXYN2+F12FNL
9.1.21. Removing the Hinge Support R
1. Peel off the Tape and remove the Screw .
2. Disconnect the Cable from the Connector (CN7).
3. Turn the Cover PC Card down in the direction of arrow, and remove the Hinge Support R.
Screw  : DRHM0093ZA
9.1.22. Removing the Fan Ass’y
1. Disconnect the Cable from the...

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9.1.23. Removing the Hinge Support L and
MP Hold Plate
1. Peel off the three Tapes and remove the two Cables(Gray
and Blue). 
2. Remove the six Screws , remove the Hinge Support L and MP Hold Plate.
Screw  : DRHM0093ZA
9.1.24. Removing th e Battery Connector
Ass’y
1. Remove the two Screws  and , and remove
the Battery Connector Ass’y.
2. Remove the two Screws , and remove the Batt FPC Plate.
3. Remove the two Screws , and remove the Batt Con Holder from the FPC Batt.
Screw  : DFHE5122YA
Screw  :...

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9.1.27. Removing the SERIAL PCB
1. Remove the two Screws  and Hex Spacer.
2. Remove the SERIAL PCB.
Screw  : DFHE5035ZB
9.1.28. Removing the MAIN HIGH PCB
1. Remove the two Screws , four Screws  and two Screws .
2. Disconnect the Battery Ca ble from the Connector(CN4).
3. Remove the MAIN HIGH PCB.
Screw  : DFHE5035ZB
Screw  : DRHM0093ZA
Screw  : DXYN2+F12FNL

 Hex spacer
SERIAL PCB


CN4
MAIN HIGH PCB Battery
cable


 

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9.2. Reassembly Instructions
9.2.1. Attention when CF-52 series is repaired
• Please execute writing BIOS ID  when you exchange the Main Board.
• You cannot reuse the Conductive Clothes and the heat dissipating parts such as Sheet and Rubber. Use new parts.
9.2.2. Setting the MAIN HIGH PCB
Note: After replacing the Main Bo ard, rewrite the BIOS ID.
1. Set the MAIN HIGH PCB to the computer.
2. Fix the MAIN HIGH PCB using the two Screws . No.1, No.2 
3. Fix the MAIN HIGH PCB using the two Screws ....

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■
 Setting of Main P CB before assembling. 

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9.2.3. Setting the SERIAL PCB
1. Set the SERIAL PCB to the computer. 
2. Fix the SERIAL PCB using the two Screws . No1, No.2
3. Tighten the Hex Spacer to the SERIAL PCB. No.3
Screw  : DFHE5035ZB
9.2.4. Setting the  Heat Sink Ass’y
1. Set the Fan Duct to the Heat Sink Ass’y.
2. Fix the Heat Sink Ass’y to the MAIN PCB using the four Screws . No.1 to No.4
Screw  : DRHM0119ZAT

 Hex spacer
SERIAL PCB
:No.1:No.2:No.3

Fan duct 
Heat sink
assy:No.1
:No.2 :No.3
:No.4 

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9.2.5. Setting the Fan Ass’y
1. Fix the Fan Case Plate to the Fan Case using the three Screws .
2. Fix the Fan to the Fan Case using the three Screws .
3. Set the Fan Ass’y to the computer, and fix it using two Screws . No.1, No.2
Screw  : DFHE5122YA
Screw  : DRHM0093ZA
Screw  : DXSB2+4FNLT
■ How to assemble the Heat Sink Ass’y and Fan Ass’y.

 



Fan
Fan case
Fan case plate 

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