Dell 5110cn Service Manual page 456

RRP9.7 MACHINE CONTROL UNIT (MCU) (PL9.1.16)
[Replacement]
1) Attach BRACKET ASSY MCU to MACHINE CONTROL UNIT (MCU) using seven screws
(silver, 6mm).
2) Attach the connectors, coming from inside the printer, to MACHINE CONTROL UNIT
(MCU).
When attaching MCU, thrust MCU PWB while confirming that the harness is correctly
routed.
3) Insert BRACKET ASSY MCU into the right side of the printer, attach all connectors.
4) Attach the connector (P/J24) coming from inside COVER ELEC of the printer to MACHINE
CONTROL UNIT (MCU), attach all other connectors.
5) Attach BRACKET ASSY MCU to the printer using two screws.
6) Attach COVER ELEC by locking the hooks at the two locations.
7) Connect the three connectors (P/J151, P/J141, P/J3411) of the rear side of the printer, fix the
harness of the connectors using the clamp.
8) Attach HIGH VOLTAGE POWER SUPPLY (HVPS). (RRP9.9)
9) Attach COVER ASSY REAR. (RRP1.5)
10) Attach LEFT SIDE COVER. (RRP1.12)
11) Attach RIGHT SIDE COVER. (RRP1.7)
12) Attach TOP COVER FRAME. (RRP1.1)
13) Insert the power cord into the wall outlet. Turn the power switch on.
Chapter 3 Removal and Replacement Procedures (RRPs)
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