Ricoh B064 SERIES Service Manual page 502

B140/B246/D052 SERIES SERVICE MODE
B140/B246/D052 Duplicated Number (See last bullet on page 4.3.3 for
explanation)
754 D Z-Folding unit error 4
2000 ms after the fan motor
switched on, the lock signal did not
release.
754 Z-Fold Unit Fan Motor Error
The motor lock signal failed to
release within 2 sec. after the Z-fold
unit fan motor turned on.
755 B Z-Folding unit error 5
The fold timing sensor does not
operate correctly.
756 B Z-Folding unit error 6
The leading edge sensor does not
operate correctly.
757 B Z-Folding unit error 7
The machine could not write to the
EEPROM two times (one after the
other).
760 D Finisher punch motor error
The punch HP sensor is not
activated within the specified time
after the punch motor turned on.
The 1st detection failure issues a
jam error, and the 2nd failure
issues this SC code.
761 B Finisher folder plate motor error
The folder plate moves but is not
detected at the home position
within the specified time. The 1st
detection failure issues a jam error,
and the 2nd failure issues this SC
code.
762 B Finisher pressure plate motor error
Pressure plate motor operating but
the plate is not detected at the
home position within the specified
time. The 1st detection failure
issues a jam error, and the 2nd
failure issues this SC code.
B064 Series/B140 Series
/B246 Series/D052 Series
CÓPIA NÃO CONTROLADA
B140
• Fan motor defective
• Fan motor disconnected
• Fan motor locked because of too much
• Z-Fold main control board defective
B246/D052
• Fan motor connected loose, broken,
• Fan motor defective
• Fan blocked by an obstruction
B140
• Paper dust on the sensor
• Sensor disconnected, defective
• Reflector plate dirty, or out of position
• Z-Fold main control board defective
B140
• Paper dust on the sensor
• Sensor disconnected, defective
• Reflector plate dirty, or out of position
• Z-Fold main control board defective
B140
• EEPROM defective, replace Z-Fold main
B246/D052
• Punch HP sensor disconnected,
• Punch motor disconnected, defective
• Punch motor overload due to obstruction
B246/D052
• Folder plate HP sensor disconnected,
• Folder plate motor disconnected,
• Folder plate motor overloaded due to
B246/D052
• Pressure plate HP sensor disconnected,
• Pressure plate motor disconnected,
• Pressure plate motor overloaded due to
4-64
CÓPIA NÃO CONTROLADA
load
defective
control board
defective
defective
defective
obstruction.
defective
defective
obstruction
SM