Olivetti PF-P09, Service Manual

Page: 339 / 457

18. MALFUNCTION CODE Field Service Ver. 1.1 May 2011
296
TROUBLESHOOTING
18.4.27 14A3: IR lamp malfunction
18.4.28 3FFF: Flash ROM write error
Relevant electrical parts
Scanner unit MFP board/1 (MFPB/1)
Step Action
WIRING DIAGRAM
Control signal
Location (electri-
cal component)
1 Check the exposure lamp for lighting condi-
tion when the power switch is turned ON
and, if any faulty symptom is evident, cor-
rect the scanner unit. - -
2 Check the MFPB/1 connector for proper
connection and correct as necessary. - -
3 Change scanner unit. - -
4 Change MFPB/1. - -
Relevant electrical parts
Print control board (PRCB) MFP board/1 (MFPB/1)
Step Action
WIRING DIAGRAM
Control signal
Location (electri-
cal component)
1 Check the cable and connector for proper
connection and correct as necessary. - -
2 Identify the specific firmware that is respon-
sible for the error. - -
3 Rewrite the firmware. - -
4 Unplug parameter chip (IC51) from PRCB
and then plug it back in. - -
5 Change PRCB. - -
6 Change MFPB/1. - -
d-Color MF2400