Aiwa NSX-AJ20 manuály

Aiwa NSX-AJ20 Servisní příručka (298 strany)

Značka: Aiwa | Kategorie: Multifunkční zařízení | Velikost: 12.25 MB |

Angličtina

Tabulka s obsahem

Published in Oct.’00

1

842AV110

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Double-pole/neutral fusing

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Safety precautions

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1. Installation Precautions

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3. Miscellaneous

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CONTENTS

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1-6 Assembly and Disassembly

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2-1 Mechanical construction

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2-2 Electrical Parts Layout

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2-3 Operation of the PCBs

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2-4 Appendixes

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1-1-1 Specifications

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‡ﬁ ) ^& @ ! 0 9 8 6 5 1

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1-1-3 Machine cross section

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1-1-4 Drive system

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As viewed from machine rear

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1-2-1 Drum

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1-2-2 Developer and toner

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(1) Installation procedure

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Light source unit 1 pins

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Light source unit 2 pin

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Original detection switch

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Front cursor

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Rear cursor

29

Drawer claw spacers

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Drawer spacers

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Fulcrum of the drawer lift

29

Developing unit

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12-pin connector

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Blue screws

32

Waste toner tank

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Toner cartridge release lever

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Toner cartridge

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1-3-3 Copier management

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ISU cover

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BVM4 × 6 screws

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BVM4 × 4 screw

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High temperature

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2-pin receptacle

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1-4-1 Maintenance mode

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U034 U066 U071

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U034 U067 U072

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Description

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DF input light luminosity

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Setting range

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Initial setting

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0 to 8 1

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011 024 015

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001 000 000

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004 004 000

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(1) (2) (3)

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(4) (5) (6)

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(7) (8) (9)

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Toner sensor control voltage

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0 to 255 155

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≥ 1ST TEMP

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Maintenance cycle

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0 to 600 100 1000 (copies)

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0 to 200 (copies) 70

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U053 U065 U070

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Original Copy

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Reference

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1 2 3

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4 5 6

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7 8 9

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U402 U403 U404

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1-5-1 Paper misfeed detection

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DFSW (ST) 1

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1. Jam at power-on

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2. Paper feed section

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Paper size + 2000 ms

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3. Paper conveying section

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4. Fixing section

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5. Eject section

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1-5-2 Self-diagnosis

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See page 1-5-22

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(13)Paper creases. Causes

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1-5-4 Electrical problems

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1-5-5 Mechanical problems

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Shaft handle retainer

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Paper feed cluth

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Cutout Stop ring

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Stop ring

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Upper paper feed pulleys

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Drawer drive motor

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Paper conveying unit

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Connector

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Lower left cover

188

Bypass paper feed pulley

189

Left registration roller

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Upper bypass cover

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(P. 1-6-36)

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(P. 1-4-14)

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• 15 cpm

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Figure 1-6-19b

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(P. 1-6-37)

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(P. 1-4-15)

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Center line of printing

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Correct image Output

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–1.5–1.5

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Figure 1-6-22b

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Right cover

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Contact glass

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Metal plate

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Scanner wire

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Scanner tension spring

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Scanner motor unit

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Frame securing tools

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Mirror 2 Frame

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Eject tray

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LSU front spacer

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LSU right spacer

207

Positioning pins

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Correct image

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Mirror 2 frame

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(P. 1-6-10)

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Scanner center line

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(P. 1-6-15)

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(P. 1-4-46)

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Image formation unit

222

1-6-5 Drum section

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Bias wire

226

Doctor blade cover

226

Doctor blade

226

Adjustment screws

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Transfer roller assembly

227

Cleaning blade

228

M3 retainers

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Cleaning lower seal assembly

229

1-6-9 Fixing section

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Fixing unit thermister

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Heat roller separation claws

231

Fixing heater

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Press springs

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Fixing guide plate

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1-7-1 Replacing the main PCB

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Upper shield

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• Inverter PCB: VR1, VR2

241

2-1-1 Paper feed section

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Tungsten wire

245

Main charger assembly

245

Shield grid

245

2-1-3 Optical section

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2-1-4 Developing section

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Cleaning spiral

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Lower cleaning seal

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Cleaning lamp (CL)

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Light-blocking lumirro

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2-1-8 Fixing section

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2-2-1 Electrical parts layout

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2-3-1 Power source PCB

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2-3-2 Main PCB

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REV:2

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• 20 cpm copier

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2-3-3 CCD PCB

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2-3-4 Laser diode PCB

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/2" × 8

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(20 cpm copier)

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Maintenance parts list

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• Copier

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• Optional drawer

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Printed in Holland

298

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