Oce 3121, Техническое и сервисное руководство

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ed.2 Trouble shooting 21
13 E110 Scanner motor fails
14 E190 RAM error.
Cause Step Checks Yes/No Action
J153 1 Inspect the connection of
J153, to the laser driver PBA. No Connect the connector.
2 Perform key operation during
stand-by. Is the sound of the
rotation of the laser scanner
motor heard? Yes Go to step 4.
DC power
supply 3 Is there a power supply to the
laser driver PBA?
■
J152 1 = 24 V.
■
J152 2 = 0 V.
No
Check the wiring
between the connector
J152 on the laser scan-
ner driver PBA to the
connector J204-5/-6 on
the composite power
supply PBA
.
Laser scan-
ner drive
PBA, laser
scanner unit Yes Try replacing the follow-
ing items:
■
Laser scanner drive
PBA
■
Laser unit
DC control
PBA 4 Replace the DC control PBA.
Is the problem corrected? Yes End
Laser unit No Replace the laser unit
Cause Step Checks Yes/No Action
1
Switch OFF, then ON. Is the
problem corrected?
Yes End
Image proc-
essor PBA 2 Execute ‘IP-CHK’ in service
mode (*4*). Is ‘OK’ indi-
cated after execution? No Replace the image proc-
essor PBA
DC control
PBA
Yes
End if the problem is
corrected after turning
OFF/ON the main
power supply. If ‘E190’
is indicated, replace the
DC controller PBA.