2L6/2N6/2N5/2N4
1-4-193
9050 DP lift motor going down
error
When the DP lift motor is
driven, DP lift sensor 2 does
not turn on within 1500 pulse.
(Three recovery times.)
The above has been detected
5 times.
DP lift motor
1. Execute U906 Separating Operation
Release (see page 1-3-224).
2. Execute U243 Lift Motor to check the DP
motor operation (see page 1-3-139).
3. Check that the original document lift
guide can move downwards.
4. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
DP lift motor and DP main PWB (YC5)
If the wiring is disconnected, shorted or
grounded, replace the wiring.
5. Replace the DP lift motor.
DP lift sensor 2
1. Execute U244 LIFT L-Limit to check DP
switch (see page 1-3-140).
2. Confirm that the DP lift sensor 2 has
been firmly fitted.
3. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
DP lift sensor 2 and DP main PWB
(YC2)
4. Replace the DP lift sensor2.
DP main PWB Replace the DP main PWB
9060 DP EEPROM error
Mismatch of reading data from
two locations occurs 3 times
successively.
Mismatch between writing
data and reading data occurs
3 times successively.
DP main PWB
1. Execute U906 Separating Operation
Release (see page 1-3-224).
2. Confirm that the EEPROM has been
properly installed.
3. Replace the DP main PWB
Device damage of
EEPROM
Contact the Service Support.
9070 Communication error
between DP and SHD
A communication error is
detected.
DP SHD PWB
1. Execute U906 Separating Operation
Release (see page 1-3-224).
2. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
DP SHD PWB (YC1) and DP main PWB
(YC10)
3. If the wiring is disconnected, shorted or
grounded, replace the wiring.
4. Replace the DP SHD PWB.
Code Contents Related parts
Check procedures/
corrective measures
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