SERVICE CALL CONDITIONS
April 2007
4-36
Optical unit sensor error
SC268 C
At power ON, one of the two
temperature sensors in the
optics unit detected a
temperature lower than 0
°
C for
more than 1 sec.
-or-
It detected a temperature higher
than 100
°
C for more than 1 sec.
•
Thermistor disconnected (causes
extremely low temperature reading)
•
Thermistor damaged and short circuited
(causes extremely high temperature
reading)
•
BICU defective
Exposure thermistor 2 error
SC269 C
At power on, exposure
thermistor 2 detected a
temperature lower than 0
°
C for
more than 1 sec.
-or-
It detected a temperature higher
than 100
°
C for more than 1 sec.
•
Thermistor disconnected (causes
extremely low temperature reading)
•
Thermistor damaged and short circuited
(causes extremely high temperature
reading)
•
BICU defective
SC270 C
Mirror motor upper/lower limit: Y (Yellow)
SC271 C
Mirror motor upper/lower limit: M (Magenta)
SC272 C
Mirror motor upper/lower limit: C (Cyan)
The pulse rate of the mirror
motor reaches the upper or
lower limit.
Note: SP2182 displays the
pulse rate for each motor.
•
3rd mirror motor is defective.
•
3rd mirror motor connecter is not
connected correctly.
MUSIC error
SC285 D
An error with the MUSIC occurs
four times since the last time the
main power was turned ON.
•
ITB defective
•
MUSIC sensors are dirty
•
MUSIC sensors are defective
Summary of Contents for e-STUDIO 4500c
Page 722: ...BOARDS August 2006 6 6 6 2 BOARDS 6 2 1 BLOCK DIAGRAM B132D981 WMF ...
Page 871: ...A3 11 x17 PAPER SIZE TRAY Machine Code B331 06 09 ...
Page 873: ......
Page 878: ...LCT LARGE CAPACITY TRAY Machine Code B473 06 09 ...
Page 880: ......
Page 896: ...PAPER END DETECTION September 2006 B473 16 06 09 ...
Page 897: ...Peripherals 2000 3000 SHEET FINISHER Machine Code B700 B701 ...
Page 901: ......
Page 972: ...COVER INTERPOSER TRAY Machine Code B704 06 09 ...
Page 988: ...3000 SHEET FINISHER Machine Code B706 06 09 ...
Page 991: ......
Page 1048: ...9 BIN MAILBOX Machine Code B762 06 09 ...
Page 1050: ......
Page 1062: ...PAPER MISFEED DETECTION TIMING September 2006 B762 12 06 09 ...
Page 1096: ...e STUDIO4500c 5500c POINT TO POINT DIAGRAM 1 4 ...
Page 1097: ...e STUDIO4500c 5500c POINT TO POINT DIAGRAM 2 4 ...
Page 1098: ...e STUDIO4500c 5500c POINT TO POINT DIAGRAM 3 4 ...
Page 1099: ...e STUDIO4500c 5500c POINT TO POINT DIAGRAM 4 4 ...
Page 1103: ......
Page 1104: ......
Page 1105: ......
Page 1106: ......
Page 1119: ......
Page 1120: ......