Error Code
Possible Cause
Check Point
Remarks
Classified Code
ST1 ST2 ST3 ST4
U12
(Jam1: around
conveyor)
12
00
00
00 Document remains between
Waiting Sensor and Starting
Position Sensor.
Remove the document from the scanner.
Dust on Starting Position Sensor
Execute
Key / Sensor
and
Sensor Sensitive
Level
tests on Sec. 9.3.6. to check the sensor
condition, and to remove the dust.
Mechanical problem (Drive Roller,
Sensor Roller, Drive Belt,
Conveyor)
1. Execute
Feed
and
Conveyor Motor
tests
on Sec. 9.3.6. to check the mechanical
condition.
2. Check whether the Drive Rollers, the
Sensor Rollers, the Drive belt, and the
conveyor to support the Drive Rollers are
assembled to the scanner, properly.
3. Check the surface of the Drive Rollers.
a. Configuration:
Is the roller shape irregular?
Replace the roller.
b. Check whether the roller surface is
dirty
Clean the surface.
4. Check whether the Drive Belt tension is
proper. (Refer to Sec. 8.3.6.)
Re-adjust the belt tension.
Conveyor Motor does not work
properly.
1. Execute
Conveyor Motor
test on Sec.
9.3.6. to check the motor’s rotating
condition.
2. Check the connection between the
Conveyor Motor and CN806 (POWER
Board).
3. Check signals (1
st
and 4
th
pins) on CN806
(POWER Board).
Note: Frequency
·
Approx. 1.4k to 6.4kHz (for KV-
S2025C/SU225C Series)
·
Approx. 1.8k to 11kHz (for KV-
S2045C/SU245C Series)
4. Replace the faulty cable.
5. Replace the Conveyor Motor.
Conveyor Motor circuit does not
work properly.
1. Execute
Conveyor Motor
test on Sec.
9.3.6. to check the motor’s rotating
condition.
2. Check the connection between CN805
(POWER Board) and CN1007 (CONTROL
Board).
3. Check a signal (Motor Drive: IC871 - 11
th
pin) on the POWER Board.
·
Approx. 2.8k to 12.8kHz (for KV-
S2025C/SU225C Series)
·
Approx. 3.6k to 22kHz (for KV-
S2045C/SU245C Series)
4. Check the soldering condition of IC871 on
the POWER Board and IC1035 on the
CONTROL Board.
5. Replace the faulty cable.
6. Replace IC871 or POWER Board.
7. Replace CONTROL Board.
70
KV-S2025C Series / KV-SU225C Series / KV-S2045C Series / KV-SU245C Series
Summary of Contents for KV-S2045C
Page 96: ...96 KV S2025C Series KV SU225C Series KV S2045C Series KV SU245C Series ...
Page 114: ...KV S2025C Series KV SU225C Series KV S2045C Series KV SU245C Series 114 ...
Page 116: ...14 1 Exterior 116 KV S2025C Series KV SU225C Series KV S2045C Series KV SU245C Series ...
Page 118: ...14 2 Chassis and Base 118 KV S2025C Series KV SU225C Series KV S2045C Series KV SU245C Series ...
Page 120: ...14 3 Hopper Unit 120 KV S2025C Series KV SU225C Series KV S2045C Series KV SU245C Series ...
Page 122: ...14 4 Power Unit 122 KV S2025C Series KV SU225C Series KV S2045C Series KV SU245C Series ...