Table Of Contents - Citizen PMU-2200II Service Manual

INTRODUCTION.......................................................................................................................................3
1. DISASSEMBLY AND REASSEMBLY...............................................................................................3
1.1 Tools Used.........................................................................................................................................3
1.2 Disassembly Procedure ...................................................................................................................4
1.2.1 Removing Board Main...............................................................................................................4
1.2.2 Removing UNIT,MECHANISM ..................................................................................................5
1.2.3 Removing UNIT, Paper Holder ..............................................................................................10
1.2.4 Removeng BM Sensor.............................................................................................................16
1.2.5 Removeng SA PLATEN HILDER.............................................................................................18
2. Memory Switch Setting.................................................................................................................19
3. TROUBLESHOOTING ......................................................................................................................20
3.1 Error Indication...............................................................................................................................20
3.2 Troubleshooting Procedure...........................................................................................................22
3.3 Troubleshooting Guide ..................................................................................................................22
4. SERVICE PARTS LIST .....................................................................................................................26
4.1 Parts List for Mechanism...............................................................................................................26
4.2 Exploded View of Mechanism.......................................................................................................29
4.2.1 PMU2220Ⅱ/２２１０Ⅱ 2-inch mode Base style:Horizontal ...........................................29
4.2.2 PMU2211Ⅱ 2-inch mode Base style:Vertical front-mount ..........................................30
4.2.3 PMU2202Ⅱ/2212Ⅱ 2-inch mode Base style:Vertical back-mount ............................31
4.2.4 PMU2300Ⅱ/2310Ⅱ 3-inch mode Base style:Horizontal..............................................32
4.2.5 PMU2301Ⅱ 3-inch mode Base style:Vertical front-mount ..........................................33
4.2.6 PMU2302Ⅱ 3-inch mode Base style:Vertical back-mount ..........................................34
4.3 List of Electric Parts .......................................................................................................................35
4.4 Parts Configuration ........................................................................................................................36
4.4.1 Main Control Board(Serial).....................................................................................................36
4.4.2 Main Control Board(Parallel)..................................................................................................37
4.4.3 Main Control Board(USB) .......................................................................................................38
4.4.4 Main Control Board(USB) .......................................................................................................39
5. CIRCUIT DIAGRAM .........................................................................................................................40
5.1 Main Control Board（CPU Circuit）.............................................................................................40
5.2 Main Control Board（port） .........................................................................................................41
5.3 Main Control Board（Other Common part） .............................................................................42
5.4 Main Control Board（Interface Circuit on Serial, USB）..........................................................43
5.5 Main Control Board（Interface Circuit on Serial, Parallel） ....................................................44
CONTENTS
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PMU2XXX Service Manual