DUPLO SEIKO CORPORATION Duprinter DP-330, Service Manual

Page: 205 / 330

204
z
Troubleshooting Guide
chap.6
(17) "PLATE EJECTION ERROR" is displayed
(18) Malfunction of Eject(Roll-up) Motor
Cause/Defective section Procedures Item to be checked Result Countermeasure
1
YES Proceed to procedure
5
.
Foreign material or dirt on
2
YES Remove any foreign matter and
sensors. clean.
Master ejection sensor
3
YES Finish.
photo-receiving
Master ejection sensor
4
YES Finish.
photo-emitting PCB
Main PCB unit NO Check bundled wire and
connectors and replace main
PCB unit.
Eject (Roll-up) motor
5
NO Refer to “(18) Malfunction of eject
(roll-up) motor”.
Master clamp dirty.
6
YES Clean master clamp section.
Master ejection box
7
YES Replace any damaged stripper
finger or springs.
Drum master eject
8
NO Adjust the drum master eject
stop position stop position.
C mode YES Check and adjust C mode.
Has “PLATE EJECTION ERROR”
actually occurred?
Are there any foreign matter or dirt
between the master ejection sensor
photo-receiving and the master ejec-
tion sensor photo-emitting PCB?
Is trouble cleared by replacing the
master ejection sensor photo-receiv-
ing ?
Is trouble cleared by replacing the
master ejection sensor photo-emitting
PCB?
Does eject motor rotate normally?
Is the master clamp section dirty with
ink or oil?
Is stripper finger or springs damaged?
Is the drum master eject stop position
within reference value?
Cause/Defective section Procedures Item to be checked Result Countermeasure
Eject (Roll-up) motor
1
YES Replace Eject (Roll-up) motor .
Regulated power supply
2
NO Replace regulated power supply.
Drive PCB unit
3
YES Finish.
Main PCB unit NO Check bundled wire and
connectors and replace main
PCB unit.
Does voltage between drive PCB unit
CN9-24 (+) and -25 (GND) show 24V
when eject motor is operated with
HELP mode (H-02)
*
?
Does voltage between regulated
power S (+24) and -S (GND)
show 24V?
Is trouble cleared by replacing drive
PCB unit?
HELP mode H-02
\
see p.227
*