Olivetti d-color MF651, Service Manual, Page: 968 / 1053

23. IC protector Field Service Ver. 2.0 Jul. 2009
908
TROUBLESHOOTING
E. High voltage unit/1
F. High voltage unit/2
G. DC power supply
ICP6 LDDB/
Y Laser drive board/Y Laser failure C-4501
LDDB/
M Laser drive board/M Laser failure C-4501
LDDB/
C Laser drive board/C Laser failure C-4501
LDDB/
K Laser drive board/K Laser failure C-4501
ICP No. Symbol Target part name
When ICP trips
Symptom in each load
Trouble code
and others
ICP No. Symbol Target part name
When ICP trips
Symptom in each load
Trouble code
and others
IP101 — Charge corona/grid/developing
section_Y Abnormal image (Stabilization is
not completed successfully.) P-6/7/8/9
IP201 — Charge corona/grid/developing
section_M Abnormal image (Stabilization is
not completed successfully.) P-6/7/8/9
IP301 — Charge corona/grid/developing
section_C Abnormal image (Stabilization is
not completed successfully.) P-7/8
IP401 — Charge corona/grid/developing
section_K Abnormal image (Stabilization is
not completed successfully.) P-6/9
ICP No. Symbol Target part name
When ICP trips
Symptom in each load
Trouble code
and others
IP101 — Image transfer Abnormal image (transfer failure,
ATVC malfunction) P-27
ICP No. Symbol Target part name
When ICP trips
Symptom in each load
Trouble code
and others
F551 FM9 Power supply cooling fan
motor Power supply cooling fan motor’s
failure to turn C-5351
Service Manual Y110571-1