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Table of Contents
4
System Description ................................. 5
1.1.
System Block Diagram .............................5
Electrical Circuit Explanation ................. 7
2.1.
SC PC Board
(System Control Printed Circuit Board).....7
(System Control Printed Circuit Board).....7
2.2.
SPC PC Board
(Scanner and Printer Control)...................9
(Scanner and Printer Control)...................9
2.3.
PNL PC Board Block Diagram
(Panel PCBs) .........................................21
(Panel PCBs) .........................................21
2.4.
Shutdown / Sleep Mode .........................22
2.5.
Option PC Board.....................................22
Signal Waveform.................................... 23
3.1.
Glossary of Electrical Abbreviations .......23
3.2.
SC PC Board ..........................................27
3.3.
SPC PC Board........................................34
3.4.
PNL1 PC Board ......................................45
3.5.
PNL2 PC Board ......................................49
3.6.
PNL3 PC Board ......................................49
3.7.
PNL4 PC Board (UF-8300/8200)............49
3.8.
G3B PC Board ........................................49
3.9.
Registration/Paper Detect Sensor
PC Board ................................................49
PC Board ................................................49
3.10. Paper Exit Sensor PC Board ..................49
3.11. No Paper Sensor PC Board....................49
3.12. Low Toner Sensor PC Board..................49
3.13. HVPS ......................................................49
3.14. LVPS.......................................................50
3.15. 2nd Feeder PC Board.............................50
3.11. No Paper Sensor PC Board....................49
3.12. Low Toner Sensor PC Board..................49
3.13. HVPS ......................................................49
3.14. LVPS.......................................................50
3.15. 2nd Feeder PC Board.............................50
Schematic Diagram ............................... 53
4.1.
General Circuit Diagram .........................53
4.2.
SC PC Board ..........................................54
4.3.
SPC PC Board........................................71
4.4.
Exit Sensor PC Board,
Registration Sensor PC Board,
Toner Empty Sensor PC Board ..............78
Registration Sensor PC Board,
Toner Empty Sensor PC Board ..............78
4.5.
CRB PC Board........................................79
4.6.
MJR PC Board........................................80
4.7.
CST2 PC Board ......................................82
4.8.
G3B PC Board ........................................83
Electrical Circuit Diagram & Parts List 91
5.1.
Destination Codes ..................................91
5.2.
SC PC Board [RTL/PbF].........................92
5.3.
SPC PC Board [RTL/PbF] ....................117
5.4.
Exit Sensor PC Board [RTL/PbF] .........130
5.5.
Registration Sensor PC Board
[RTL/PbF]............................................. 130
[RTL/PbF]............................................. 130
5.6.
Toner Empty Sensor PC Board
[RTL/PbF]............................................. 130
[RTL/PbF]............................................. 130
5.7.
MJR PC Board [RTL/PbF].................... 131
5.8.
CRB PC Board [RTL/PbF].................... 133
5.9.
G3B PC Board [RTL/PbF] .................... 135
5.10. CST2 PC Board [RTL/PbF] .................. 143
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