Maintenance Function For Service - Citizen CD-S500 Series Service Manual

6-7

Maintenance Function for Service

Under the condition that the front and rear covers are open, hold down FEED switch while turning on
the printer to activate maintenance mode for service.
Status:
LED indication:
In this state, load paper and close the front and rear covers. Then, select the function by pressing
FEED switch the following number of times.
Types of the maintenance functions for service
(1) Busy condition check mode
Pressing FEED switch 0 times: POWER LED flashes at 0.3 second intervals (
(2) ROM rewrite receiving mode
Pressing FEED switch 1 time:
(3) ROM rewrite sending mode
Press FEED switch 2 times:
(4) Printing column misalignment adjustment mode
Pressing FEED switch 3 times: POWER and ERROR LEDs flash at 0.3 second intervals
(5) Drawer check mode
Pressing FEED switch 4 times: POWER and P.OUT LEDs are on and ERROR LED is off.
(6) Maintenance sending/receiving mode
Pressing FEED switch 5 times: POWER, P.OUT and ERROR LEDs flash alternately.
Offline
POWER LED flashes at 0.3 second intervals (
ERROR LEDs are off.
P.OUT and ERROR LEDs are off.
POWER and P.OUT LEDs flash at 0.3 second intervals
(
POWER, P.OUT, and ERROR LEDs flash at 0.3 second
intervals (
(
6-16
). ERROR LED is off.
).
). P.OUT LED is off.
CD-S500 Series
). P.OUT and
).