Service Table; Test Points - Ricoh FT4480 Field Service Manual

SERVICE TABLES

1. Test Points

-
MAIN BOARD -
NUMBER
TP201
TP202
TP203
TP204
TP205
CN212-1
CN209-1
- DF MAIN BOARD -
NUMBER
TP101
TP102
TP103
TP104
TP105
FUNCTION
GND
+5V (Vc)
+24V (VA)
Factory Use
+12V (Vs)
ADS Voltage
(Adjust using VR2 on the lamp regulator)
Input voltage of image density sensor
(Adjust using VR201 on the main board)
FUNCTION
GND
+24V (VA)
+12V (Power for motor control IC)
+5V (Vc)
BeIt drive motor encoder pulse
2-3
15 MARCH 1987