Ricoh ad390 Service Manual
DUPLEX UNIT
17 January, 2001 COVERS AND PAPER GUIDES
1. REPLACEMENT AND ADJUSTMENT
1.1 COVERS AND PAPER GUIDES
1.1.1 RIGHT SIDE COVER LOW
!
CAUTION
It is normally necessary to remove the duplex unit from the printer when
servicing the duplex unit. The duplex unit is heavy. Take care not to injure
yourself by dropping the duplex unit when removing and installing it.
1. Right Side Cover Low [A] (! x 2).
1.1.2 LEFT SIDE COVER LOW
1. Left Side Cover Low [A] (! x 2).
[A]
[A]
G657R520.WMF
Peripherals
G657D-1
G657R521.WMF
COVERS AND PAPER GUIDES 17 January, 2001
1.1.3 RIGHT COVER TOP
1. Right Cover Top [A] (! x 2).
[A]
1.1.4 LEFT COVER TOP
1. Left Side Cover Low (☛ 1.1.2).
2. Left Cover Top [B] (2 hooks, 1 clamp).
G657R524.WMF
[B]
G657D-2
G657R525.WMF
17 January, 2001 COVERS AND PAPER GUIDES
1.1.5 COVER TOP ASSY 1 (WITH 4 GUIDE ROLLERS)
1. Right Side Cover Low (☛ 1.1.1).
2. Right Cover Top (☛ 1.1.3)
3. Duct [A] (! x 2).
4. Open the Duplex Top Cover Unit [B].
5. Cover Top Ass’y 1 [C] (! x 4, 3 hooks), from the upper
unit [D].
[D]
[C]
[B]
G657R501.WMF
[C]
G657R526.WMF
[A]
G657R527.WMF
Peripherals
G657D-3
COVERS AND PAPER GUIDES 17 January, 2001
1.1.6 COVER TOP ASSY 2 (WITH 4 GUIDE ROLLERS)
[A]
1. Right Side Cover Low, Left Side Cover
Lows, Right Cover Top, Left Cover Top
(☛ 1.1.1 through 1.1.4)
2. Fan Motor (! x 4).
3. Cover Top Ass’y 2 [A] (! x 4).
G657R502.WMF
[A]
G657R528.WMF
G657D-4
17 January, 2001 COVERS AND PAPER GUIDES
1.1.7 COVER LOW ASSY (INCLUDING 4 GUIDE ROLLERS,
HANDLE, AND LOCK LEVER)
1. Open the Cover Low [A].
2. Cover Low Ass’y [A] (! x 4), from the hinge metal
fixture [B].
[A]
[B]
[A]
G657R516.WMF
G657R504.WMF
Peripherals
G657D-5
COVERS AND PAPER GUIDES 17 January, 2001
1.1.8 BOTTOM COVER ASS’Y
1. Separate the D-Lower unit from the D-Top unit (☛
1.2)
2. Cover Low Ass’y [A] (☛ 1.1.7)
3. Harness cover [B].
4. Screws [C] (M4 x 6, 2 pcs), from the bottom cover.
5. Harness inside the bottom cover.
6. Paper guide RVS unit (☛ 1.1.9).
7. Bottom cover [D], from the base.
[A]
[D]
G657R501.WMF
[D]
[B]
G657D-6
[C]
[D]
G657R503.WMF
17 January, 2001 COVERS AND PAPER GUIDES
1.1.9 PAPER GUIDE RVS UNIT
1. Right Cover Low and Left Cover Low.
(☛ 1.1.1 and 1.1.2)
2. Paper Guide RVS IN. (☛ 1.1.10)
3. Screws (M3 x 5, 4 pcs.) from the
support sh aft at both sides (left & right).
After this, the Cover Low Assy [A].
comes off (☛ 1.1.7)
4. Support shaft, from the frame.
5. Retaining band [B], from the Paper
Guide RVS Unit [C].
6. Paper guide bottom (☛ 1.1.11)
7. Harness connected to connector CN2
on the Relay board.
8. Paper guide RVS Unit [C], from the
frame.
NOTE: When putting back the Paper
Guide RVS unit and Paper Gu ide
RVS IN, pass the retaining band
[B] through the shaft [D].
[C]
G657R506.WMF
[A]
[C]
G657D-7
[B]
[D]
G657R530.WMF
Peripherals
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