Canon PC920 Service Manual - Page 353
Stop short-circuiting JP101 and JP102.,
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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 occurring if the thermistor has an open circuit: 2. In the case of 'E0', 'E000', 'E001', 'E002', 'E003', or 'E220', the machine will turn off in 1.5 sec for 'E0' and 'E000' through 'E003' and in 2 sec for 'E220'. 3. In the case of 'E0', 'E000', 'E001', 'E002', or 'E003', perform the following steps: 1) Turn off the power switch, and short circuit JP101 and JP102 on the DC controller PCB with a screwdriver or the like. JP102 JP101 JP102 JP101 Figure 11-701 2) While keeping the condition in step 1), turn on the power switch. 3) Stop short-circuiting JP101 and JP102. 11-88 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)