Ricoh PRIPORT VT 2000 Series Service Manual page 198

2.6 VT2100/VT2130/VT2150 PHOTODIODE (on the main
control PCB)
No LED
1 LED100
2 LED101
3 LED102
4 LED103
2.7 VT2100/VT2130/VT2150 VR
No VR
1 VR-100
2 VR-102
3 VR-101
4 VR-201
5 VR-203
6 VR-901
7 VR-600
2.8 VT2100/VT2130/VT2150 DIP SW (on the image
processing PCB
NO. DIP SW
1. DPS400-1
2. DPS400-2
3. DPS400-3
4. DPS400-4
5. DPS400-5
6. DPS400-6
7. DPS400-7
8. DPS400-8
FUNCTION
Main Motor ON
2nd Paper Exit
Detection
Ink Detection
1st Paper Exit
Detection
PCB
Main
Main
Main
Power Supply
Power Supply
Ink Detecting
A/D Conversion
Enlarge/Reduction Compensation Switch
Enlarge/Reduction Compensation Switch
Enlarge/Reduction Compensation Switch
Reproduction Ratio (ON: LT Version OFF: A4 Version)
Thermal Head (Pulse Control)
400-5
400-6
Output the Test Pattern Image (Normal: ON)
Not used
When the main motor turns on, LED
lights
When paper is detected, LED lights
When Ink is present, LED lights
When paper is detected, LED lights
Main Motor Speed Adjustment
1st Paper Exit Detection Adjustment
2nd Paper Exit Detection Adjustment
Thermal Head Voltage Adjustment
(16V)
Adjust the VCC (+5V) Line Voltage
Ink Detecting Adjustment
White Level adjustment
Function
Image Density
High
ON ON
ON OFF
4-9
28 February '91
REMARKS
REMARKS
Low
OFF OFF
ON OFF