2HJ/2HK-1
1-4-31
(6) The paper size is
not recognized as
the size set with
the paper size
dial.
Defective cassette size
switch.
Replace the cassette size switch.
Defective sensor PWB
(A0001).
Replace the sensor PWB (A0001).
Defective harness (S03207)
between cassette size
switch and sensor PWB
(A0001) or poor contact of
the connector terminals.
Check the continuity of the harness (S03207), check the connec-
tion YC703 connector of sensor PWB (A0001), if there is trouble,
remedy or replace.
Defective engine controller
PWB (A0004).
Replace the engine controller PWB (A0004). See page 1-5-41.
(7) Paper misfeed
display is not
cancelled.
Defective registration sen-
sor.
Replace the sensor PWB (A0001).
Defective sensor PWB
(A0001).
Replace the sensor PWB (A0001).
Defective harness (S03197)
between engine controller
PWB (A0004) and sensor
PWB (A0001) or poor con-
tact of the connector termi-
nals.
Check the continuity of the harness (S03197), check the connec-
tion YC2 connector of the engine controller PWB (A0004), check
the connection YC701 and YC702 connectors of the sensor PWB
(A0001), if there is trouble, remedy or replace.
Defective exit sensor.
Replace the fuser PWB (KP-970*
1
/A0003*
2
).
Defective harness (S03197)
between fuser PWB (KP-
970*
1
/A0003*
2
) and fuser
connector or poor contact of
the connector terminals.
Check the continuity of the harness (S03197), check the connec-
tion YC691 connector of the fuser PWB (KP 970*
1
/A0003*
2
), if
there is trouble, remedy or replace.
Defective harness (S03203)
between power supply
PWB and fuser connector
or poor contact of the con-
nector terminals.
Check the continuity of the harness (S03203), check the connec-
tion YC902 connector of the power supply PWB, if there is trouble,
remedy or replace.
Defective engine controller
PWB (A0004).
Replace the engine controller PWB (A0004). See page 1-5-41.
Defective power supply
PWB.
Replace the power supply PWB. See page 1-5-41.
*
1
: 16/17 ppm printer [EUR/USA model], *
2
: 20/22 ppm printer [EUR/USA model]
Problem
Causes
Check procedures/corrective measures
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