Konica Minolta bizhub PRO 920 Service Manual page 495

Field Service Ver2.0 Aug.2005
Classification Code
Bypass SC18-52#
SC18-53#
Causes
When the upper limit sensor /
bypass (PS23) or the lower limit
sensor /bypass (PS43) is OFF,
PS23 or PS43 does not turn ON
within a specified period of time
after the bypass tray lift motor
(M22) turns ON for its lifting or
lowering operation. And at this
time, an error detection signal
(blowout of ICP) is detected.
When the upper limit sensor /
bypass (PS23) or the lower limit
sensor /bypass (PS43) is OFF,
PS23 or PS43 does not turn ON
within a specified period of time
after the bypass tray lift motor
(M22) turns ON for its lifting or
lowering operation. And at this
time, an error detection signal is
not detected.
13. MALFUNCTION CODE
Resulting Estimated abnormal parts
operation
"Press START to Bypass tray lift motor (M22)
restart" is dis- Printer control board
played on the (PRCB)
operation panel. Upper limit sensor /Bypass
An error code is (PS23)
displayed (J10- Lower limit sensor /Bypass
01 jam count) (PS43)
only for data col- DC power supply /2
lection, list out- (DCPS2)
put and CSRC. Loose connection
463