Lexmark T642 Service Manual - Page 389
Accessing the printer system board, Loosen, but do not remove, the six screws A on the shield.
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4061-xx0 Accessing the printer system board You must access the printer system board to install printer memory, flash memory, a firmware card, or an option card. Note: Use a Phillips screwdriver to remove the system board access cover. 1. Push the release latch, and lower the multipurpose feeder. 2. Push the release latch, and open the top front cover. 3. Press both side door latches, and open the side door. 4. Loosen, but do not remove, the six screws (A) on the shield. A Appendix A-Options and features A-5
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Appendix A—Options and features
A-5
4061-xx0
Accessing the printer system board
You must access the printer system board to install printer memory, flash memory, a firmware card, or an option
card.
Note:
Use a Phillips screwdriver to remove the system board access cover.
1.
Push the release latch, and lower the multipurpose feeder.
2.
Push the release latch, and open the top front cover.
3.
Press both side door latches, and open the side door.
4.
Loosen, but do not remove, the six screws (A) on the shield.
A