1) unlock scanner, T-19 – Konica Minolta PagePro 1390 MF User Manual
Page 129
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T-19
5-2.
Miscellaneous Malfunction Detection Timing and Trouble-
shooting Procedures
(1)
Unlock scanner
<Detection Timing>
<Troubleshooting Procedures>
Description
• When the Home Sensor remains High (5 V) even after the lapse of a predetermined
period of time after the Scanner Motor is turned ON, an unlock scanner error occurs.
Relevant Electrical Parts
Scanner Unit
Controller/Image Control Board (PWB-I)
Step
Action
Ref. Page
WIRING DIAGRAM
Control Signal
Location
(Electrical
Parts)
1
Turn OFF the main switch, and unlock
the scanner.
Then, restart the machine.
⎯
⎯
⎯
2
Change Scanner Unit.
☞ D-21
⎯
⎯
3
Change PWB-I.
☞ D-15
⎯
⎯
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