Minolta Magicolor 3100 Series - Manual (Page 41)

Chapter 1 Troubleshooting
1-41
FIP-5 PHD Detached (Imaging Unit Missing)
Step Check
Yes No
1
Initial check
Check the following for damage.
Imaging Unit (PHD) condition
PWBA CRUM in Imaging Unit (PHD) condition
Replace the parts
concerned Go to step [2]
2
Check PWBA CRUM
Is PWBA CRUM connector connected to the
harness connector normally?
Go to step [3]
Replace
HARNESS ASSY
CRUM
3
Check HARNESS ASSY CRUM for continuity
J170 <=> J71 check continuous?
Go to step [4]
Replace
HARNESS ASSY
CRUM
4
Check HARNESS ASSY EEPROM for continuity
J17 <=> J140 check continuous?
Go to step [5]
Replace
HARNESS ASSY
EEPROM
5
Check Imaging Unit (PHD)
Replace Imaging Unit (PHD), and check if an error occurs Replace PWBA
HNB MCU
End of work