HP 6820s HP Compaq 6820s Notebook PC - Maintenance and Service Guide - Page 71

Reverse the preceding procedure to install the system board., Component replacement procedures

Page 71 highlights

7. If it is necessary to replace the battery connector board (1) and the optical drive connector board (2), remove them from the connectors on the system board. The battery connector board is available using spare part number 457620-001. The optical drive connector board is available using spare part number 456805-001. Reverse the preceding procedure to install the system board. Component replacement procedures 63

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7
.
If it is necessary to replace the battery connector board
(1)
and the optical drive connector board
(2)
, remove them from the connectors on the system board. The battery connector board is available
using spare part number 457620-001. The optical drive connector board is available using spare
part number 456805-001.
Reverse the preceding procedure to install the system board.
Component replacement procedures
63