4.Replacement and Adjustment
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Duplex Unit
Duplex unit
1. (IM 550F/600F/600SRF only) Remove the SPDF unit. (SPDF Unit)
2. Remove the left lower cover. (IM 550F/600F/600SRF: Left Lower Cover, P 800/801: Left Lower
Cover)
3. Remove the controller box. (IM 550F/600F/600SRF: Controller Box (IM 550F/600F/600SRF), P
800/801: Controller Box (P 800/801))
4. Remove the PSU fan (FAN3). (PSU Fan (FAN3))
5. Remove the connector cover [A] from the rear side of the machine. (hook×1)
• When removing the connector cover, insert the flathead screwdriver into [A] and release
the hook of the connector cover.