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CPU Board
“Battery” on page 61
“Hard Disk Drive” on page 62
“Keyboard” on page 70
Use the special tool to remove the CPU board.
Note: The CPU tool is for depot use only.
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2
To install the CPU board.
Note: When you replace the CPU board, press only on
the places indicated in the figure. Press both sides
at the same time. Do not press only one side or
any other part of the board.
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ThinkPad 390X / i 1700 HMM