Sub Logic Board Removal - Lexmark 2380 - Forms Printer B/W Dot-matrix Service Manual

Sub Logic Board Removal

1. Remove the top cover
see "Top Cover Removal" on page
2. Disconnect the short flexible cable [5] from connector CN3 on
the main logic board.
Note: Do not twist the flexible cable when you disconnect CN3.
3. Disconnect all of the cables connected to the sub logic board
[2]. Do not bend or twist the flat cables when you disconnect
them from CN7, CN8, and CN9.
4. Disconnect the ground wire [1].
5. Remove the screws [3], [4] and then remove the sub logic board
[2]. Note: [4] is a self-tapping screw.
6. To replace, first connect the short flexible cable to the sub logic
board at CN2. The contact side of the cable must face the
center of the printer.
4-61.
Repair Information 4-59