Lexmark X642e Service Manual page 297

10.
Turn over the sensor cover, and remove the screw (F) for the sensor you need to replace.
Note: There are three sensors in models X644e/X646e. There is only one in model X642e.
11.
Disconnect the sensor cable (G) at the sensor and remove the sensor.
Note: Only remove one sensor at a time to make it easier to reinstall the right cable.
Models X644e/X646e
G F G
7002-xxx
Model X642e
F
Repair information
4-37