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9-4. Main PWB unit
1
Remove the rear cabinet upper.
2
Disconnect all the connectors (6 connectors) connected to the
main PWB.
3
Remove the main PWB plate (one screw).
4
Remove the main PWB from the plate. (2 screws)
9-5. AC power PWB
1
Remove the main PWB unit. (Refer to 9-3.)
2
Remove the rear cabinet lower.
3
Remove all the connectors (11 connectors) of the AC power PWB
and remove one grounding wire connected between the AC power
PWB and the copier chassis.
4
Remove two screws which are fixing the AC power PWB, and
remove the PWB.
9-6. Ozone filter (Check every 60K copies, and
replace every 300K copies.)
1
Remove the upper cabinet left, and the left cabinet. (5 screws)
2
Remove the ventilation fan motor (2 screws).
3
Remove the process unit. Insert a screwdriver from the process
unit position into the copier to push out the oZone filter.
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