Dell 5110cn Service Manual page 423

RRP7.9 SENSOR NO TONER (Y), (M), (C) (PL7.2.5)
Since SENSOR NO TONER (Y), (M) and (C) are to be removed in the same manner, the
removal procedure is described for one of them only.
[Removal]
1) Remove TOP COVER FRAME. (RRP1.1)
2) Remove RIGHT SIDE COVER. (RRP1.7)
3) Remove LEFT SIDE COVER. (RRP1.12)
4) Remove COVER ASSY REAR. (RRP1.5)
5) Remove HIGH VOLTAGE POWER SUPPLY (HVPS). (RRP9.9)
6) Remove TONER DISPENSER ASSEMBLY. (RRP7.4)
7) Remove DISPENSER ASSY. (RRP7.5, 7.6 or 7.7)
8) Release the hooks at four locations that fix DISPENSER ASSY to SENSOR NO TONER.
9) Remove SENSOR NO TONER from DISPENSER ASSY.
[Replacement]
1) Attach SENSOR NO TONER to DISPENSER ASSY and fix with the hooks at four locations.
2) Attach DISPENSER ASSY. (RRP7.5, 7.6 or 7.7)
3) Attach TONER DISPENSER ASSEMBLY. (RRP7.4)
4) Attach HIGH VOLTAGE POWER SUPPLY (HVPS). (RRP9.9)
5) Attach COVER ASSY REAR. (RRP1.5)
6) Attach LEFT SIDE COVER. (RRP1.12)
7) Attach RIGHT SIDE COVER. (RRP1.7)
8) Attach TOP COVER FRAME. (RRP1.1)
Chapter 3 Removal and Replacement Procedures (RRPs)
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