SC No. Level Error Name/Error Condition/Major Cause/Solution
SC702-01 D Protection Device Intercept Error 1 (ARDF)
When original source 5V power supply is ON, protection device
intercept of 24V power supply system is detected.
Any of feed motor, transport motor, reverse solenoid, paper feed
solenoid, paper feed clutch and FAN motor defective, a harness short-
circuit occurs, and the protection device of the 24V power supply system
intercepts.
• Replace the blown fuse or circuit board
• Replace the short-circuited parts
SC702-02 D
Protection Device Intercept Error 2 (ARDF)
When original source 5V power supply is ON, protection device
intercept of 24V OUT power supply system is detected.
Solenoid defective or harness short-circuit occurs in 24VOUT power
supply system.
• Replace the blown fuse or circuit board
• Replace the short-circuited parts
SC702-03 D
Protection Device Intercept Error 3 (ARDF)
When original source 5V power supply is ON, protection device
intercept of 5VE power supply system is detected.
Sensor defective or a harness short-circuit occur in 5VE power supply
system.
• Replace the blown fuse or circuit board
• Replace the short-circuited parts
5. Troubleshooting
540
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