Ricoh JP735 Service Manual Page 86
- Page / 174
- Table of contents
- TROUBLESHOOTING
- BOOKMARKS
Rated. / 5. Based on customer reviews
ELECTRICAL COMPONENT DEFECTS
C252 4-2 SM
4.2 ELECTRICAL COMPONENT DEFECTS
Component Condition Symptom
Open
The P jam indicator is lit whenever the main
switch is on.
Original Sensor
Shorted
The P jam indicator is lit whenever a master is
made.
Open
The E jam indicator is lit whenever the main
switch is on.
Master Eject Sensor
Shorted
The E jam indicator is lit whenever a used
master is ejected.
Open
Pressure Plate HP Sensor
Shorted
E-12 is displayed whenever the main switch is
on.
Open
E-12 is displayed whenever the main switch is
on.
Pressure Plate Limit Sensor
Shorted
The master eject indicator is lit whenever the
main switch is on.
Open
E-6 is displayed whenever the main switch is
on.
Feed Start Timing Sensor
Shorted
E-24 is displayed whenever the main switch is
on.
Open
E-6 is displayed whenever the main switch is
on.
Master Eject Position
(Drum HP) Sensor
Shorted
E-23 is displayed whenever the main switch is
on.
Open
The D jam indicator is lit whenever a proof print
is made.
Drum Master Sensor
Shorted
The D jam indicator is lit whenever a master is
made.
The M indicator is lit whenever a copy is made.
Open
The C jam indicator is lit whenever the main
switch is on.
Paper Exit Sensor
Shorted
The B jam indicator is lit whenever a copy is
made.
C252T900.WMF
CÓPIA NÃO CONTROLADA
CÓPIA NÃO CONTROLADA
- C252/C261 1
- SERVICE MANUAL 1
- CÓPIA NÃO CONTROLADA 10
- DOCUMENTATION HISTORY 11
- TROUBLESHOOTING 14
- SERVICE TABLES 15
- SM v C252/C261 17
- IMPORTANT SAFETY NOTICES 19
- Symbols 20
- INSTALLATION 23
- 1.1.5 DIMENSIONS 26
- 1.2 INSTALLATION PROCEDURE 27
- CAUTION 28
- INSTALLATION PROCEDURE 29
- INSTALLATION PROCEDURE 30
- Accessory Check 37
- Installation Procedure 37
- PREVENTIVE MAINTENANCE 39
- 2. PREVENTIVE MAINTENANCE 41
- REPLACEMENT AND ADJUSTMENT 43
- 3.1 GENERAL CAUTION 45
- 3.2 COVERS 45
- 3.2.2 REAR COVER 46
- 3.3 BOARDS 47
- 3.3.2 PSU 48
- 3.4 SCANNER 49
- SCANNER 50
- 3.4.3 DOCUMENT SENSOR 51
- 3.4.4 SCANNER MOTOR 51
- 3.5 MASTER FEED 52
- 3.5.2 THERMAL HEAD 53
- Installation 54
- CAUTION 55
- 3.6 MASTER EJECT 57
- 3.7 PAPER FEED 58
- 3.8 PRINTING 61
- PRINTING 62
- PRINTING 63
- C252 3-24 SM 68
- SM 3-27 C252 71
- Replacement 71
- Adjustment 71
- SM 3-29 C252 73
- 3.10.4 EXIT PAWL ADJUSTMENT 77
- Timing adjustment 78
- 3.11 MAIN DRIVE 80
- MAIN DRIVE 81
- 3.12 FIRMWARE UPDATE 82
- 4.3.1 BLOWN FUSE CONDITIONS 88
- 4.3.2 LED’S 88
- 4.3.3 VR’S 88
- 4.3.4 TEST POINTS 89
- 4.3.5 DIP SWITCHES 89
- 4.4 JAM DETECTION 90
- JAM DETECTION 91
- JAM DETECTION 92
- Clamping the master 93
- Wrapping jam 93
- Check 1: 93
- Paper feed 94
- Paper delivery 95
- 5. SERVICE TABLES 99
- SERVICE PROGRAM MODE 101
- SERVICE PROGRAM MODE 102
- Paper Feed Direction 103
- 5.2 DIP SWITCHES 104
- ADJUSTMENT 106
- CONTROL 107
- DIP SWITCHES 108
- ADJUSTMENT 109
- DETAILED DESCRIPTIONS 111
- 6.1 MECHANISM OVERVIEW 113
- MECHANISM OVERVIEW 114
- Switches 115
- Solenoids 115
- Counters 115
- Sensors 116
- 6.1.3 DRIVE LAYOUT 117
- 6.2 MASTER EJECT UNIT 118
- Clamper Mechanism 119
- Mechanism 120
- Procedure 120
- 6.3 SCANNER UNIT 122
- 6.4 IMAGE PROCESSING 123
- 6.5 MASTER FEED 124
- 6.5.2 MASTER FEED MECHANISM 125
- 6.5.4 CUTTER MECHANISM 127
- MASTER FEED 128
- 6.6 DRUM 129
- 6.6.2 DRUM DRIVE MECHANISM 130
- 6.6.3 INK SUPPLY MECHANISM 131
- 6.6.4 INK ROLLER MECHANISM 132
- 6.6.5 INK SUPPLY CONTROL 133
- C252 6-22 SM 134
- 6.7 PAPER FEED 135
- 6.7.2 PAPER FEED MECHANISM 136
- PAPER FEED 137
- Registration Roller Drive 138
- PAPER FEED 140
- 6.7.7 RE-FEEDING MECHANISM 141
- 6.7.8 PAPER TABLE MECHANISM 142
- Side fence friction pads 143
- 6.8 PAPER DELIVERY 144
- Air knife 146
- PAPER DELIVERY 147
- PAPER DELIVERY 148
- 6.9 TIMING CHART 149
- 6.9.2 MASTER WRAPPING 150
- 6.9.3 PRINTING 151
- SPECIFICATIONS 153
- OVERALL INFORMATION 159
- 1. INSTALLATION 160
- SM 8-3 C261 161
- 3.9 DRUM 162
- SM 8-5 C261 163
- C261 8-6 SM 164
- 3.9.4 INK PUMP ADJUSTMENT 165
- 3.10 PAPER DELIVERY 166
- 4. TROUBLESHOOTING 167
- Solution 168
- Symptom 169
- C261 8-14 SM 172
- 6.10 MAIN CONTROL BOARD 174
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