Specifications

- Action -
Is the charge and/or TC/SC corona unit correctly installed?
Yes No
Install the charge and/or TC/SC corona unit correctly.
Do the charge corona unit terminal and the springs of the TC/SC corona
unit properly contact the receptacle terminals?
Yes No
Replace the defective parts.
Are the charge and transfer corona wires broken?
No Yes
Replace the corona wires.
Does leakage occur in the endblocks and/or receptacles?
No Yes
Replace the detective parts.
Are the development drive gears worn or broken?
No Yes
Replace the drive gears.
Does the development clutch solenoid turn on properly?
Yes No
Does the voltage at CN116-1 stay HIGH on the main board after the
Start key is pressed?
24V 0V
Replace the development clutch solenoid.
Replace the main board.
1 December 1990
6-2