3M
™
Multimedia Projector MP7770
Disassembly/Reassembly
2002, 3M IPC.
2-10
1
2
2
2
3
2
2-3-8. Remove Video Board
To avoid electrical shocks
, unplug projector
power cord before performing any maintenance to
electrical components.
To avoid
burns to fingers
, allow projector lamp
and internal projector components to cool off prior
to lamp removal or disassembly.
1. Remove one (1) screw securing video board and
plastic cover inside video board.
2. Separate video board and remove plastic cover.
√√√√
Note
During reassembly, the plastic video cover must line up
with the screw hole for the video board. See Step #1.
3. Remove ribbon cable.
4. Reassemble in reverse order.
!
Caution
!
WARNING
