Ricoh LDD250, Руководство по обслуживанию

Страница: 236 / 459

SERVICE CALL CODE TABLE
C262/C265 4-2 SM
4.3 SERVICE CALL CODE TABLE
Code Title Conditions Possible Causes
Scanner
SC100 Scanner motor
lock •
Scanner HP sensor does not
turn on after the scanner turns in
the opposite of the scanning
direction for more than 10
seconds.
•
Scanner HP sensor does not
turn off after the scanner moves
from the home position towards
the scanning direction for more
than 2 seconds.
•
Defective scanner HP
sensor
•
Scanner wire slip-off
•
Defective scanner motor
Master Making Unit
SC200 Thermal head ID
error The CPU detects an abnormal ID
signal from the thermal head.
•
Defective thermal head
•
Defective ECU
•
Bad connection at
thermal head, for
example a fragment of
the master roll is
present.
SC201 Thermal head
energy pulse error The CPU detects an abnormal
thermal head energy control pulse.
•
Defective ECU
SC202 Thermal head
thermistor short The signal from the thermal head
thermistor reaches more than 4.27
volts. •
Thermistor open circuit
•
Related connector
disconnected
SC203
Thermal head
temperature
abnormal When the Start key is pressed, a
temperature of 54
°
C or more is
detected at the thermal head.
•
Thermistor short
•
Defective thermal head
SC210 Cutter unit error
•
The cutter HP sensor does not
turn off after turning on the cutter
for more than 3 seconds.
•
The cutter HP sensor does not
turn on after turning on the cutter
for more than 2.9 seconds, and
the cutter HP sensor does not
turn on after turning on the cutter
motor in the opposite direction for
more than 5 seconds.
•
Defective sensor
•
Defective motor
•
Jammed master
SC211 Platen release
motor lock The sensor does not turn off for
more than 5 seconds after the
platen release motor on signal is
generated.
The sensor does not turn on for
more than 5 seconds after the
platen release motor on signal is
generated.
•
Defective sensor
•
Defective motor