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PROBLEM
STATUS "21"
1. SCANNER DRIVE MALFUNCTION
(SCANNER HOME
POSITION NOT ON)
2. MAIN BOARD MALFUNCTION
STATUS "22"
1. SCANNER DRIVE MALFUNCTION
(SCANNER HOME
POSITION NOT OFF)
2. MAIN BOARD MALFUNCTION
STATUS "23"
1. MAIN BOARD MALFUNCTION
(NO REGISTRATION
2. SCANNER MOTOR MALFUNCTION
START SIGNAL)
STATUS "24"
1. MAIN BOARD MALFUNCTION
(NO HOME POSITION
SIGNAL)
STATUS "25"
1. SCANNER MOTOR MALFUNCTION
(SCANNER MOTOR
2. MAIN BOARD MALFUNCTION
FAILURE)
3. 1ST SCANNER OR 2ND SCANNER
STATUS"28"
1. LENS HOME POSITION DETECTION
(LENS HOME POSITION
NOT ON)
2. LENS DRIVE SECTION MALFUNCTION
3. MAIN BOARD MALFUNCTION
STATUS "29"
(LENS HOME POSITION
4. LENS MOTOR MALFUNCTION
NOT OFF)
CAUSE
1) SCANNER MOTOR PULLEY SCREW
UNLOCK
2) SCANNER WIRE SHORT
(OPTICS CONTROL SECTION)
1) SCANNER MOTOR PULLEY SCREW
UNLOCK
2) SCANNER WIRE SHORT
(OPTICS CONTROL SECTION)
(OPTICS CONTROL SECTION)
(OPTICS CONTROL SECTION)
POSITION FAILURE
MALFUNCTION
(OPTICS CONTROL SECTION)
1. Check that the scanner is working properly.
→ If it is, check CN403-4 on the main board.
5V → Replace the main board.
0V → Replace the home position sensor.
→ If it is not, check the scanner wire or scanner motor pulley.
1. Check that the scanner is working properly.
→ If it is, check CN403-4 on the main board.
5V → Replace the home position sensor.
0V → Replace the main board.
→ If it is not, check the scanner wire or scanner motor pulley.
1. Replace the main board.
2. Check the scanner motor and replace it if necessary.
1. Replace the main board.
1. Replace the scanner motor,
2. Replace the main board.
3. Adjust the scanner position.
1. Check if the lens is moving properly.
Moving properly
Check CN403-5 on the main board.
: Lens Position at Full Size and Enlargement → less than 4.5V
: Lens Position at Reduction → more than 0.5V
If the voltage is correct, replace the main board.
If it is not, replace the lens home position sensor.
Not moving properly
Check the lens drive section.
Replace the main board.
Replace the lens motor.
- 101 -
ACTION
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