Yamaha RCX222, User Manual

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9-48 9-49
Chapter
9
TROUBLESHOOTING
19.2 : OVER CURRENT
Code : &H1302
Meaning/Cause : a. Short-circuit, earth fault or wire breakage occurred in motor
cable.
b. Motor failure.
c. Controller board is defective.
d. Robot number setting is incorrect.
Action : 1. Replace the motor cable.
2. Replace the motor.
3. Replace the controller.
4. Set the correct robot number and initialize the parameters.
19.3 : OVER HEAT
Code : &H1303
Meaning/Cause : a. Ambient temperature around the controller is above 40°C.
b. Excessive load on motor.
c. Cooling fan stopped working.
d. Thermal sensor failed.
Action : 1. Correct the ambient conditions so that temperature is below
40°C.
2. Lower the load on the motor.
3. Replace the controller.
4. Replace the controller.
19.4 : POWER DOWN
Code : &H1304
Meaning/Cause : a. AC power line voltage is less than 80V.
b. Momentary power outage occurred.
Action : 1. Use the correct AC line voltage.
2. Reset the alarm to resume operation.
19.5 : BATT.LOW-VOLTAGE
Code : &H1305
Meaning/Cause : a. Battery connection is incorrect.
b. Battery voltage is lower than specified.
Action : 1. Connect the battery correctly.
2. Replace the battery.
19.6 : 24V POWER OFF
Code : &H1306
Meaning/Cause : Internal 24V circuit failure.
Controller board failed.
Action : Replace the controller.
[19] YC-Link (SR1) related error