201
zTroubleshooting Guide
chap.6
(23) "CHANGE INK" is displayed
HELP mode H-28 \ see p.250
*
Cause/Defective section Procedures Item to be checked Result Countermeasure
Ink 1 NO Replace ink pack.
Setting method of ink
2 NO Set ink pack properly and teach
pack. user how to set one.
Main PCB unit
3 YES Check bundled wire and
connectors and replace main
PCB unit.
Ink detection PCB unit
4 YES Replace Ink detection PCB unit.
5 NO Proceed to procedure 7.
Foreign material in ink
6 YES Finish.
pump
Ink pump NO Replace ink pump.
Regulated power supply
7 NO Replace regulated power supply.
Ink motor 8 YES Replace ink motor
Drive PCB unit 9 YES Finish.
Main PCB unit NO Check bundled wire and
connectors and replace main
PCB unit.
Is enough ink left in ink pack?
Is ink pack set properly?
Is LED on the ink detection PCB unit
lit?
Is enough ink left in drum? (Has ink
reached detection needle for the ink
detection PCB unit?)
Does ink pump operate?
Is trouble cleared by cleaning inside of
ink pump?
Does voltage between regulated
power supply +S (+24) and -S (GND)
show 24V?
Does voltage between drive PCB unit
CN12-1 and -2 show 24V?
Is trouble cleared by replacing drive
PCB unit?
(24) "PLEASE INSERT CARD" is displayed
specification for export
Cause/Defective section Procedures Item to be checked Result Countermeasure
1 NO Proceed to procedure 5.
How to use. 2 YES Finish.
Keycard counter 3 NO Connect connector properly.
connector
HELP setting.
4 NO
Set HELP mode (H-28)* set to
“***1”
and HELP mode(H-70)* set to
“0000”
Main PCB unit 5 YES Finish.
Keycard counter NO Replace keycard counter.
Is the keycard counter connector con-
nected?
Is trouble cleared by inserting depart-
ment card as keycard?
Is the keycard counter connector con-
nected properly?
Is HELP mode(H-28)* set to “***1”
and HELP mode(H-70)* set to “0000” ?
Does voltage between main PCB unit
CN7-1 and GND about 5V?
HELP mode H-70 \ see p.284
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