196
zTroubleshooting Guide
chap.6
(13) "NO DRUM" is displayed
Cause/Defective section Procedures Item to be checked Result Countermeasure
Drum setting.
1 YES Finish.
Main PCB unit 2 YES Check if drum SW is installed
in place and replace main PCB
unit.
Drum SW 3 NO Replace drum SW.
Main PCB unit YES Check if drum SW is installed
in place and replace main PCB
unit.
Is trouble cleared by setting drum
again?
Does drum SW checked by HELP
mode (H-08)* prove to be normal?
Does drum SW checked by volt-ohm-
milliammeter prove to be normal?
HELP mode H-08 \ see p.230
*
(14)
"MASTER SETTING ERROR" is displayed
Cause/Defective section Procedures Item to be checked Result Countermeasure
End mark sensor PCB
1 NO Adjust VR for end mark sensor
unit by HELP mode (H-07)*. If un-
able,replace end mark sensor
PCB unit.
VR must be adjusted after
replacement of end mark sensor
PCB unit.
Master feeding clutch
2 NO
Refer to “(15) Malfunction of master
feeding clutch”.
Master stepping motor 3 NO Refer to “(16) Malfunction of
master stepping motor”.
Cutter unit 4 NO Replace cutter unit.
Static electricity
5 YES Remove static-eliminating brush.
Master 6 YES Finish.
Transfer path NO Remove any foreign matter in
transfer path.
IMPORTANT
:
Has “MASTER SETTING ERROR”
actually occurred?
Does master feeding clutch operate
normally?
Does master stepping motor operate
normally?
Is master cut normally?
Is static-eliminating brush on master
feeding unit damaged or deteriorated?
Is trouble cleared by replacing mas-
ter?
HELP mode H-07 \ see p.228
*
\ see page 197
\ see page 197
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