Error Code
Possible Cause
Check Point
Remarks
Classified Code
ST1 ST2 ST3 ST4
F69
(Back side lighting
error)
55
xx
00
00 CIS (Back) does not work
properly.
1. Clean the CIS glass surface.
2. Execute Shading. (See 9.3.7.)
3. Execute
CIS LED Level
and
CIS Black
Level
tests on Sec. 9.3.6. to check the
CIS condition.
4. Check the connection to CN521 and
CN523 on RELAY (Back) Board from CIS
(Back).
5. Replace faulty cables.
6. Replace the CIS (Back).
CIS LED control circuit does not
work properly.
1. Restart the scanner to check whether the
same error message indicates.
2. Execute
CIS LED Level
and
CIS Black
Level
tests on Sec. 9.3.6. to check the
CIS condition.
3. Check the connection to CN1002 and
CN1003 on CONTROL Board from CN524
on RELAY (BACK) Board.
4. Check the RELAY(BACK) Board.
Check point:
Refer to Note
·
Q507 - B
·
Q508 - B
·
Q509 - B
5. Replace faulty cables.
6. Replace the RELAY (BACK) Board.
7. Replace the CONTROL Board.
Note
(Monitor condition)
1.
Execute “CIS LED Level” test. (CIS LED Intensity Level: 255) (See 9.3.6.)
2.
Connect and set an oscilloscope as follows.
77
KV-S2025C Series / KV-SU225C Series / KV-S2045C Series / KV-SU245C Series
Summary of Contents for KV-S2025C
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 ...