12-1.Exposure Lamp - Minolta EP3010 Manual

1173SBM1201A
12-1. Exposure Lamp
An AC halogen lamp is used as an Exposure Lamp.
As the exposure level is adjusted on the control panel, the duty ratio of the pulse of AVR
Remote from the Master Board changes to increase or decrease the Exposure Lamp volt-
age, thereby changing the image density.
In Photo mode, the voltages are varied on a level 2V (200V Areas: 4V) lower than the man-
ual Exposure Lamp voltages.
Manual EXP Setting
Lamp Voltage "Manual Level
Difference (V) Priority"
AVR Remote
PWB-A PJ36A-4
Signal (LA1)
9
Mode 1 –8 –5 –2 –1
Mode 2 –8 –6 –4 –2
Mode 3 –8 –7 –6 –3
Control Signal
M-26
8 7 6 5
Reference
Reference
Reference
ON OFF WIRING DIAGRAM
L H
4 3 2 1
+1 +2 +5 +8
+2 +4 +6 +8
+3 +6 +7 +8
1151T21MCA
8-C