Utax CD 1015 Service Manual Page 48
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2HA/2HB
1-3-16
U053
Performing fine adjustment of the motor speed
Description
Performs fine adjustment of the speeds of the motors.
Purpose
Used to adjust the speed of the respective motors when the magnification is not correct. Also speed adjust-
ment for each paper source can be performed in group 2.
Method
Press the start key.
Setting
1. Select the group using the image mode selection key.
2. Select the item to be set using the exposure adjustment keys.
: Off, : On
Adjustment
1. Press the interrupt key.
2. Press the start key to output a VTC pattern.
Figure 1-3-5
3. Change the setting value using the zoom +/- keys.
A: Drive motor speed adjustment (unit: %)
Increasing the setting makes the image longer in the auxiliary scanning direction, and decreasing it
makes the image shorter in the auxiliary scanning direction.
B: Polygon motor speed adjustment (unit: %)
Increasing the setting makes the image longer in the main scanning direction and shorter in the auxil-
iary scanning direction; decreasing the setting makes the image shorter in the main scanning direc-
tion and longer in the auxiliary scanning direction.
4. Press the start key. The value is set.
Completion
Press the stop/clear key. The indication for selecting a maintenance item No. appears.
Maintenance
item No.
Description
Image mode
LEDs
Exposure
indicator
Description
Setting
range
Initial
setting
Exp. 1 (lit)
Exp. 2 (lit)
Exp. 3 (lit)
Exp. 4 (lit)
Exp. 5 (lit)
Exp. 1 (flashing)
Exp. 2 (flashing)
Drive motor speed adjustment
Polygon motor speed adjustment
Exit motor speed adjustment
Registration motor speed adjustment
Exit motor speed adjustment 2
Exit motor speed adjustment 3
Exit motor speed adjustment 4
-5.0 to 5.0
-5.0 to 4.0
-5.0 to 5.0
-5.0 to 5.0
-5.0 to 5.0
-5.0 to 5.0
0.0 to 5.0
0.3
0
-0.5
-0.1
-1.3
-1.5
0.5
Exp. 1 (lit)
Exp. 2 (lit)
Exp. 3 (lit)
Motor speed adjustment (for paper
feed from MP tray)
Motor speed adjustment (for paper
feed from optional paper feeder)
Motor speed adjustment
(in duplex mode)
-5.0 to 5.0
-5.0 to 5.0
-5.0 to 5.0
0.1
0.3
0.3
Correct values for an A3/11" x 17" output are:
A = 300
± 1.5 mm
B = 270
± 1.35 mm
- Service Manual 1
- Digital Copy 1
- Double-pole/neutral fusing 3
- Safety precautions 5
- 1.Installation Precautions 7
- 2.Precautions for Maintenance 8
- 3.Miscellaneous 9
- CONTENTS 11
- 1-5 Assembly and Disassembly 12
- 2-1 Mechanical construction 12
- 2-2 Electrical Parts Layout 13
- 2-3 Operation of the PWBs 13
- 2-4 Appendixes 13
- INSTALLATION GUIDE 13
- 1-1-1 Specifications 15
- °C/71.6°F, 60% RH) 15
- °C/356°F thermostat 15
- 1-1-2 Parts names 17
- 1-1-3 Machine cross section 19
- °C/50 to 90.5°F 21
- ±0.3%/60 Hz ±0.3% 21
- (1) Installation procedure 22
- Toner container release lever 25
- Toner container 25
- Front right cover 27
- Power source PWB 29
- Wire of the drawer heater 29
- 1-3-1 Maintenance mode 33
- Correct image Output 44
- Leading edge registration 44
- Center line of printing 45
- Trailing edge margin 46
- Original Copy 47
- ± 1.5 mm 48
- ± 1.35 mm 48
- Scanner center line 52
- Reference 55
- 1/2" x 14" 56
- 1/2" x 11" 56
- 1/2" x 8 1/2" 56
- 1 2 3 62
- 4 5 6 62
- 7 8 9 62
- 1/2" size 75
- –2.0–2.0 77
- (P.1-3-45) 78
- (P.1-3-47) 78
- (P.1-3-46) 79
- 1/2" sheets 84
- 1-3-2 Copier management 92
- 1-4 Troubleshoo ting 97
- 1-4-2 Self-diagnosis 111
- (15)Image is partly 116
- 1-4-4 Electric problems 122
- 1-4-5 Mechanical problems 125
- 1-5 Assemb ly and Disassembly 127
- 1-5-2 Paper feed section 129
- Separation pulley 130
- Lower paper feed unit 130
- Separation pulley unit 130
- Paper feed clutch 131
- Stop ring 131
- Registration guide 131
- Upper paper feed unit 131
- MP upper cover 134
- MP lower cover 134
- Connector 134
- Paper conveying unit 134
- MP paper feed pulley unit 136
- MP paper feed pulley 136
- MP paper feed 136
- MP separation pad 136
- 1-5-3 Optical section 138
- Scanner wire 141
- Scanner wire drum shaft 141
- Frame securing tool 143
- Mirror 1 frame 143
- Mirror 2 frame 143
- 1-5-4 Drum section 149
- Main charger unit 151
- Main charger 151
- 1-5-5 Developing section 152
- 1-5-6 Transfer section 153
- 1-5-7 Fuser section 154
- Fuser unit 155
- Connectors 155
- Heat roller guide 158
- Fuser left unit 158
- Heat roller separation claws 158
- Heat roller 159
- Heat roller bushing 159
- Fuser thermostat 160
- Fuser thermistor 160
- Jumper switch 163
- DIMM slot 163
- 2-1-1 Paper feed section 165
- 2-1-2 Optical section 167
- 2-1-3 Drum section 171
- 2-1-4 Developing section 172
- 2-1-6 Fuser section 176
- 2-1-8 Duplex section 178
- 2-3-1 Power source PWB 185
- 2-3-2 Main PWB 188
- 2-3-3 Engine PWB 192
- 2-3-4 Operation unit PWB 198
- 2-3-5 CCD PWB 201
- 1/2", two sheets 203
- Maintenance parts list 207
- General wiring diagram 212
- INSTALLATION GUIDE FOR 213
- THE 300-SHEET CASSETTE 213
- THE DOCUMENT PROCESSOR 220
- 15mm15mm 224
- THE DUPLEX UNIT 231
- THE Printing System (X) 239
- Français 240
- Italiano 240
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