Minolta DI750 - MANUAL SERVICE Service Manual page 248

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ERROR CODE LIST
Warning
Classification
code
Tray 2
F18-20
F18-21
F18-22
F18-23
Tray 3
F18-30
F18-31
F18-32
Causes
When M20 (up drive 2) is ON, an
M20 error detection signal is
detected.
PS21 (tray upper limit 2) which has
been OFF is not turned ON within
10 seconds of upward movement
star ted by turning ON of M20 (up
drive 2). At this time, a trouble
detection signal (24V off) is detected.
PS21 (tray upper limit 2) which has
been OFF is not turned ON within
10 seconds of upward movement
star ted by turning ON of M20 (up
drive 2). At this time, a trouble
detection signal (blown fuse) is
detected.
PS21 (tray upper limit 2) which has
been OFF is not turned ON within
10 seconds of upward movement
star ted by turning ON of M20 (up
drive 2). At this time, no trouble
detection signal is detected.
When M21 (up drive 3) is ON, an
M21 trouble detection signal is
detected.
PS22 (tray upper limit 3) which has
been OFF is not turned ON within
10 seconds of upward movement
star ted by turning ON of M21 (up
drive 3). At this time, a trouble
detection signal (24V off) is detected.
PS22 (tray upper limit 3) which has
been OFF is not turned ON within 10
seconds of upward movement started
by turning ON of M21 (up drive 3). At
this time, a trouble detection signal
(blown fuse) is detected.
4 - 44
Operation in case of
Estimated abnormal
warning occurrence
The machine stops
M20 (up drive 2)
immediately and RL1
DCDB (DC drive
(main) is turned OFF.
board)
PRCB (printer
Error code is not dis-
control board)
played on operation
PS21 (tray upper
panel. It is displayed
limit 2)
only on data collec-
tion, list output. Mes-
sage "Please load
paper in tray 2." is dis-
played on operation
panel because tray
has not completed
ascending.
The machine stops
M21 (up drive 3)
immediately and RL1
DCDB (DC drive
(main) is turned OFF.
board)
Error code is not dis-
PRCB (printer
played on operation
control board)
panel. It is displayed
PS22 (tray upper
only on data collec-
limit 3)
tion, list output. Mes-
sage "Please load
paper in tray 3" is dis-
played on operation
panel because tray
has not completed
ascending.
parts

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