IBM 6151 Maintenance And Service Manual page 446

Operator Panel Board Removal
1. Do the "Top Cover Removal" on page 4-12.
2. Be sure the keylock is in the Unlocked position.
3. Disconnect the operator panel cable from the system board.
4. Remove the mounting screw and the operator panel assembly.
5. Remove the mounting screw and the operator panel board.
AJZBOJ:!
4-36 Service Manual
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