187
zTroubleshooting Guide
chap.6
(26)
"PAPER JAM ON FEEDER SIDE" is displayed
HELP-013 \ see p.227
Cause/Detective section
Procedures
Result
CountermeasureItems to be checked
Does replacing the press roller sensor
solve the problem?
5
Finish.
Is the trouble cleared by adjusting press
roller sensor position?
Press roller sensor
position.
4
YES
YES Finish.
Does replacing the paper top detect
sensor and the signal sensor solve
the problem?
Paper top detect sensor
Signal sensor
3
YES Finish.
Check the paper top detect sensor and
the signal sensor?
Is trouble cleared by checking, referring to
"(28) Paper jams in the paper feed side"?
2
1
NO
Main PCB unit
Press roller sensor Finish.YES
Check bundled wire and connectors
and replace main PCB unit.
Replace the main PCB unit.YESMain PCB unit
(27)
"NO USED MASTER CORE" is displayed
HELP-009 \ see p.220
Cause/Detective section
Procedures
Result
CountermeasureItems to be checked
Does used master core sensor tested
volt-ohm-milliammeter prove to be
normal?
3
Insert new core.
When core detect is checked with
HELP-009, is "1" displayed if core is
insert and is "0" displayed if take out?
Used master core sensor
Core
2
YES
YES
Replace the used master core sensor.
Core is not included or core is full?
1
NO
NO
Main PCB unit
Used master core sensor Replace the used master core sensor.
Check bundled wire and connectors
and replace main PCB unit.
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