Ricoh FT3320 Service Training Manual page 201

1-2 HAT IMAGE
- Possible Causes -
Defective quenching lamp
Charge corona wire miscounted
Incorrect corona current
Old developer
- Action -
Does the quenching lamp turn on?
Y N
PCB?
Y
N
Replace the AC drive PCB.
Replace the quenching lamp.
the charge corona wire properly installed?
Y N
Install the charge corona wire correctly.
Replace any defective parts.
Is the charge corona current correct?
Y N
Adjust the charge corona current?
I
Replace the developer.
4-3