Minolta Di 620 Manual page 287

18) C0E00: Main Erase Lamp LA1's Failure to Turn ON
Main Erase Lamp LA1
C0E00
Step
1 Does the voltage across PJ10A-10B on
PWB-A and GND change from DC24V to
DC0V when the Start key is pressed?
2 Is the voltage across PJ10A-10B on PWB-
A and GND DC24V while the copier is in
the standby state?
Relevant Electrical Parts
Check Item
Master Board PWB-A
Result
NO Change PWB-A.
YES Change LA1.
NO Change PWB-A.
T-72
1155C22TAA
Action