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Troubleshooting Symptom Charts/Peripherals - 21
Cursor does not move
when you are using
trackpad
1 Reset power manager.
2 Check trackpad connections.
3 Check keyboard and logic board connections.
4 Connect low-power mouse and try to move cursor. If cursor
moves, try using trackpad and keyboard. If trackpad does
not move cursor, replace trackpad. If keyboard does not move
cursor, replace keyboard.
5 Replace logic board.
Note:
When replacing the logic board, check that the serial port
EMI clip is attached to the bottom of the CPU stiffener. If it is
missing, replace the stiffener. On international units, also
replace the stiffener if the modem EMI clip is missing. The “CPU
Stiffener” topic in Take Apart helps you locate and identify the
two EMI clips.