Canon NP6512 Service Manual page 382

CHAPTER 11 TROUBLESHOOTING
Caution:
1. If the self-diagnosis has turned on, turn off the power switch to reset the machine.
In the case of 'E000', 'E001', 'E002', or 'E003', however, the machine must be reset as
follows: this consideration is to prevent feeding power to the fixing heater otherwise oc-
curring if the thermistor has an open circuit:
2. In the case of 'E000', 'E001', 'E002', 'E003', or 'E220', the machine will turn off in 1.5 sec
for 'E000' through 'E003' and in 2 sec for 'E220'.
3. In the case of 'E000', 'E001', 'E002', or 'E003', perform the following steps:
1) Turn off the power switch, and short circuit JP103 and JP104 on the DC controller PCB
with a screwdriver or the like.
• The count/ratio indicator on the control panel turns on 'F'.
2) When 'F' has turned on, stop shorting circuit JP103 and JP104.
3) Turn off and then on the machine.
11-96
COPYRIGHT © 1999 CANON INC.
SERVICE
JP104
JP103
Figure 11-801
CANON NP6512/6612/7120/7130/7130F REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)