Konica Minolta 2300 Service Manual page 163

1 Replace the print head unit.
2 Replace PU.
3 Replace PWB-A.
4 Replace PWB-P.
(7) FATAL ERROR CODE 14H / SERVICE CALL 14 XFER ROLLER: Incorrect pres-
sure by or separation from the Second image transfer roller
<Remedy>
Electrical components for detection of the malfunction
Image transfer roller pressure contact solenoid (SL2)
Image transfer roller pressure positioning sensor (PC7)
Step Remedy
1 Check PC7 operation.
Replace the Second image
2 transfer roller pressure/separa-
tion mechanisms.
3 Check SL2 operation.
4 Replace PWB-A.
5 Replace PWB-P.
(8) FATAL ERROR CODE 15H / SERVICE CALL 15 XFER BELT: Incorrect pressure
by or separation from the transfer belt cleaner
<Remedy>
Electrical components for detection of the malfunction
Belt cleaner pressure contact solenoid (SL4)
Belt cleaner positioning sensor (PC9)
Step Remedy
1 Check PC9 operation.
Replace the belt cleaner pres-
2
sure/separation mechanisms.
3 Check SL4 operation.
4 Replace PWB-A.
5 Replace PWB-P.
(9) FATAL ERROR CODE 16H / SERVICE CALL 16 XFER BELT: Incorrect transfer
belt rotation
<Remedy>
Electrical components for detection of the malfunction
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Master board (PWB-A)
Controller control board (PWB-P)
WARNING DIAGRAM
Reference
page
Control signal
149 PC7_ON
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150 SL2_REM
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Master board (PWB-A)
Controller control board (PWB-P)
WARNING DIAGRAM
Reference
page
Control signal
149 PC9_ON
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150 SL4_REM
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163
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Location(electrical com-
ponent)
5-C
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5-E
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Location(electrical com-
ponent)
3-G
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2-H
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