Ricoh C211 Service Manual page 99

2.6 VT2130 PHOTODIODE (on the main control PCB)
No LED FUNCTION REMARKS
1 LEDI 00 Main Motor ON When the main motor turns on. LED Iiahts
2 LEDIOI
2nd Paper Exit
Detection
When paper is detected, LED lights
II
3
LEDI02 Ink Detection lWhen Ink is present, LED lights
1
1
I
4 LEDI03
1st Paper Exit
Detection
When paper is detected, LED lights
2.7 VT2130 VR
No
VR
PCB
REMARKS
1 VR-100 Main Main Motor Speed Adjustment
1
2
VR-I 02 Main 1st Paper Exit Detection Adjustment
3 VR-I 01 Main 2nd Paper Exit Detection Adjustment
,
4
VR-201 Power Supply Thermal Head Voltage Adjustment (16V)
5 VR-203 Power Supply Adjust the VCC (+5V) Line Voltaqe
6
VR-901 Ink Detecting Ink Detectinq Adjustment
7 VR-600 A/D Conversion lWhite Level adjustment
2.8 VT2130 DIP SW (on the image processing PCB)
NO. DIP SW Function
1. DPS400-I Enlarge/Reduction Compensation Switch
2, DPS400-2 Enlarge/Reduction Compensation Switch
3. DPS400-3 Enlarge/Reduction Compensation Switch
4. DPS400-4 Reproduction Ratio (ON: LT Version OFF: A4 Version)
Thermal Head (Pulse Control)
5. DPS400-5
Image Density
High ~ Low
6, DPS400-6
400-5 ~ON ON
OFF OFF
400-6 ~ON OFF ON OFF
7. DPS400-7
Output the Test Pattern Image (Normal: ON)
8. DPS400-8 Not used
4-9