116
3. Pixel data from Optical Unit
Front or image processing
circuit has some problems.
1. Check the following connections and
soldering condition on each connector.
a. CN5002 (CCD (F) Board) to CN1003
(CONTROL Board)
b. CN5003 (CCD (F) Board) to CN1004
(CONTROL Board)
2. Check the following power supply to
CONTROL Board.
→
CN1004-1st pin (CONTROL Board): 12 V
→
CN1004-3rd pin (CONTROL Board): 5 V
→
CN1004-5th pin (CONTROL Board): 3.3 V
3. Check that the following signals on the
CONTROL Board are normal.
→
Test point (R0040): 30 MHz
4. Check the soldering condition of the all ICs
and their surrounding parts on the CCD (F)
Board.
5. Check the soldering condition of the
CN1004, IC0001, and their surrounding
circuit on the CONTROL Board.
6. Replace faulty parts or boards.
F61 (Front-side
black level error)
51
00
00
00 1. Pixel data from Optical Unit
Front or image processing
circuit has some problems.
Refer to the above 3rd item on the F60.
F62 (Back-side gain
adjustment error)
52
00
00
00 1. Scanning Glass (B) is dirty.
Clean the glass surface. (See 7.2.)
2. Light Unit (B) does not work
properly.
1. Execute
CCD Level
test in Sec.9.3.6 to
check the peak level.
2. Check that LED (B) lights during CCD Level
test.
3. Check the following connections and
soldering condition on each connector.
a. LED (B) Board to CN4008 (DRIVE Board)
b. CN4002 (DRIVE Board) to CN1002
(CONTROL Board)
4. Check the lamp control signals to the Lamp
Driver.
→
IC4009-1st pin: 10 V
→
CN4002-28th pin: 0 V (when lamp is ON)
5. Replace faulty parts or boards.
3. Pixel data from Optical Unit Back
or image processing circuit
has some problems.
1. Check the following connections and
soldering condition on each connector.
a. CN5002 (CCD (B) Board) to CN1005
(CONTROL Board)
b. CN5003(CCD (B) Board) to CN1006
(CONTROL Board)
2. Check the following power supply to
CONTROL Board.
→
CN1006-1st pin (CONTROL Board): 12 V
→
CN1006-3rd pin (CONTROL Board): 5 V
→
CN1006-5th pin (CONTROL Board): 3.3 V
3. Check that the following signals on the
CONTROL Board are normal.
→
Test point (R0081): 30 MHz
4. Check the soldering condition of the all ICs
and their surrounding parts on the CCD (B)
Board.
5. Check the soldering condition of the
CN1006, IC0002, and their surrounding
circuit on the CONTROL Board.
6. Replace faulty parts or boards
Error Code
Possible Cause
Check Point
Remarks
Classified Code ST1 ST2 ST3 ST4
Содержание KV-S5055C
Страница 3: ...3 15 17 DRIVE Board 244 15 18 POWER Board 247 ...
Страница 8: ...8 3 COMPONENT IDENTIFICATION 3 1 Main Part Names and Locations ...
Страница 9: ...9 ...
Страница 12: ...12 4 2 Included Accessories Confirm that the following items are included with the scanner ...
Страница 22: ...22 5 SECTIONAL VIEW 5 1 Bottom Block ...
Страница 23: ...23 5 2 Back Block ...
Страница 24: ...24 5 3 Upper Block ...
Страница 25: ...25 5 4 Lower Block 5 4 1 Mechanical Parts ...
Страница 26: ...26 5 4 2 Boards ...
Страница 37: ...37 Fig 7 2 2 2 Cleaning Position 1 Rollers ...
Страница 39: ...39 Fig 7 2 2 4 Cleaning Position 3 Reflector Sheets ...
Страница 44: ...44 ...
Страница 45: ...45 ...
Страница 68: ...68 4 While releasing the holder s 3 claws pull out the Ionizer Board ...
Страница 92: ...92 ...
Страница 118: ...118 ...
Страница 119: ...119 ...
Страница 120: ...120 ...
Страница 191: ...191 13 17 2 Back Side 1 6 1 6 1 11 1 2 33 34 1 10 1 4 1 2 1 3 4 1 4 1 2 1 19 18 2 1 19 18 2 1 CL4001 CL4003 CL4002 ...
Страница 196: ...196 14 PARTS LOCATION AND MECHANICAL PARTS LIST ...
Страница 197: ...197 14 1 Exterior ...
Страница 199: ...199 14 2 Main Chassis 1 ...
Страница 201: ...201 14 3 Main Chassis 2 ...
Страница 204: ...204 14 4 Sub Chassis 1 ...
Страница 206: ...206 499 XTW3 6LFJ Screw 644 XYN3 J6FJ Screw Safety Ref No Part No Part Name Description Remarks ...
Страница 207: ...207 14 5 Sub Chassis 2 ...
Страница 209: ...209 14 6 Board Box ...
Страница 211: ...211 14 7 Packing ...
Страница 214: ...214 15 REPLACEMENT PARTS LIST ...