Engine Diagnostics Flow - Kyocera Ecosys FS-6700 Service Manual

Troubleshooting
Diagnostic

Engine diagnostics flow

Engine ROM cheksum
Fuser thermistor OK?
Polygon motor OK?
Eraser array OK?
Main motor OK?
Heater temperature
Engine is ready.
FS-6700
1
Power on
2
No
OK?
Yes
3
No
The heater lamp is turned on.
Yes
The scanner polygon motor revolves.
4
No
The polygon motor stops revolving.
Yes
The main motor revolves.
The eraser array turns on.
5
No
Yes
The eraser array turns off.
6
No
Yes
7
No
OK?
The main motor turns off.
Yes
8
9
E6 - Engine ROM error
10
E4 - Fuser error
11
E2 - Polygon motor
error
12
E5 - Eraser error
13
E1 - Main motor error
14
E4 - Heater error
6-7