Konica Minolta BIZHUB C3100P Service Manual page 169

Trouble code
Detection timing
Trouble isolation
Relevant electrical parts
(2) Procedure
Step
Check the connector between PH unit-relay CN63-
1 PRCB CN18 for proper connection and correct as
necessary.
2 Replace the PH unit.
3 Replace PRCB.
• Link to the layout drawings for related parts by each trouble code
3.4.10 0310
(1) Contents
Trouble type
Trouble code
Detection timing
Trouble isolation
Relevant electrical parts
(2) Procedure
Step
Check the connector between PH unit-relay CN63-
1 PRCB CN18 for proper connection and correct as
necessary.
Check the connector between PH unit-MFPB CN15 for
2
proper connection and correct as necessary.
3 Replace the PH unit.
4 Replace PRCB.
• Link to the layout drawings for related parts by each trouble code
3.4.11 0315
(1) Contents
Trouble type
Trouble code
Detection timing
Trouble isolation
Relevant electrical parts
(2) Procedure
Step
Check the connector between PRCB CN18-relay
1 CN63-PH unit for proper connection and correct as
necessary.
2 Replace the PH unit.
3 Replace PRCB.
0300
• The polygon motor does not rotate evenly even after the lapse of a given period of time after it has been
started.
• The motor lock signal remains HIGH for a given period of consecutive time while the polygon motor is being
rotated.
-
• PH unit
• Printer control board (PRCB)
Action
Laser malfunction
0310
The SOS signal is not detected within a given period of time after the output of the laser has been started.
-
• PH unit
• Printer control board (PRCB)
• MFP board (MFPB)
Action
PH board communication error
0315
• Mismatching of data being written and read occurs continuously for certain times during communication with
the PH board.
• The EEPROM of the PH board is not yet initialized.
-
• Front door sensor (PS10)
• Right door sensor (PS11)
• Front door switch (SW2)
• Right door switch (SW3)
• DC power supply (DCPU)
• Printer control board (PRCB)
• MFP board (MFPB)
• PH unit
Action
K TROUBLESHOOTING > 3. TROUBLE CODE
Control signal
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(S.9. 0300)
Control signal
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-
-
(S.10. 0310)
Control signal
-
-
-
K-15
Location of electrical components
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Location of electrical components
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Location of electrical components
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