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Remove the serial connector and cable:
1. Disconnect the serial connector cable (1) from the system board.
2. Remove the two HM5.0×9.0 screw locks (2) that secure the serial connector to the base enclosure.
3. Remove the serial connector (3) from the clip built into the base enclosure.
4. Remove the serial connector and cable.
Reverse this procedure to install the serial connector and cable.
System board
NOTE: All system board spare part kits include replacement thermal material.
Description Spare part number
For use only with HP Compaq 6735b computer models equipped with both WLAN and WWAN
modules
488193-001
For use only with HP Compaq 6735b computer models equipped with a WLAN module but not a
WWAN module
488194-001
For use only with HP Compaq 6730b computer models equipped with both WLAN and WWAN
modules
486247-001
For use only with HP Compaq 6730b computer models equipped with a WLAN module but not a
WWAN module
486248-001
Before removing the system board, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet and
then unplugging the AC Adapter from the computer.
Component replacement procedures 97