Lexmark 4069-XXX 用户手册

Repair Information

1. Remove the inner EMC shield.

2. Disconnect all cables from the engine board.

3. Remove the engine board mounting screws (A).

4. Remove the engine board cage mounting screw (B) from the 

main drive motor assembly.

5. Remove the engine board.

Note:  Anytime the engine board is replaced, the Configuration ID 
must be reset in NVRAM on the new engine board. Go to 

.