Panasonic CF-74ECBAXBM Service Manual - Page 28

Removing the PC Card Ejector and, Lithium Battery, 1.12. Removing the DC-IN PCB and I/O, 1.13

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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 . 3. Remove the Main PCB. 4. Remove the MP Guide. Screws : DFHE5025XA 10.1.11. Removing the PC Card Ejector and Lithium Battery Lithium Battery (to CN14) PC Card Ejector 1. Remove the two Screws . 2. Remove the DC-IN PCB. 3. Remove the two Screws . 4. Remove the four Screws , and then the I/O PCB from the I/O Plate. 5. Remove the Modem Cable and LAN Cable from the MODELAN Holders. Screws : DFHE5025XA Screws : DFHE5035ZB 10.1.13. Removing the FAN Motor and SD PCB Cable Holder Fan Tape1 Fan Duct Fan Tape2 CN14 Main PCB SD PCB Heat Sink Spring FAN Motor Heat Sink Heat Sink Spring 1. Remove the two Screws . 2. Remove the PC Card Ejector. 3. Disconnect the Cable from the Connector (CN14). 4. Remove the Lithium Battery. Screws : DFHE5025XA 10.1.12. Removing the DC-IN PCB and I/O PCB Modem Cable LAN Cable MODELAN Holder DC-IN PCB 1. Remove the Cable Holder. 2. Remove the two Screws . 3. Remove the FAN Motor. 4. Remove the Heat Sink, Fan Duct, and the four Heat Sink Springs. 5. Remove the three Screws . 6. Remove the SD PCB. Screws : DXSB2+6FNL Screws : DFHE5025XA I/O PCB MODELAN-2 Holder I/O Plate 10-4

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10-4
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
10.1.11. Removing the PC Card Ejector and
Lithium 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
10.1.12. Removing the DC-IN PCB and I/O
PCB
1. Remove the two Screws <N9>.
2. Remove the DC-IN PCB.
3. Remove the two Screws <N9>.
4. Remove the four Screws <N19>, and then the I/O PCB
from the I/O Plate.
5. Remove the Modem Cable and LAN Cable from the
MODELAN Holders.
Screws <N9>: DFHE5025XA
Screws <N19>: DFHE5035ZB
10.1.13. Removing the FAN Motor and SD
PCB
1. Remove the Cable Holder.
2. Remove the two Screws <N5>.
3. Remove the FAN Motor.
4. Remove the Heat Sink, Fan Duct, and the four Heat Sink
Springs.
5. Remove the three Screws <N9>.
6. Remove the SD PCB.
Screws <N5>: DXSB2+6FNL
Screws <N9>: DFHE5025XA
<N9>
PC Card Ejector
Lithium Battery
(to CN14)
CN14
Main PCB
<N9>
<N9>
DC-IN PCB
MODELAN-2
Holder
LAN Cable
MODELAN
Holder
Modem Cable
I/O Plate
I/O PCB
<N19>
<N9>
Cable Holder
<N5>
FAN Motor
Heat Sink
Fan Duct
Fan Tape1
Fan Tape2
Heat Sink
Spring
Heat Sink
Spring
<N9>
SD PCB