Yamaha RCX222, User Manual

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9-56
Chapter
9
TROUBLESHOOTING
9-57
21.14 : DPRAM error (PTP data)
Code : &H150E
Meaning/Cause : 1. Failed to write PTP command data into driver.
Action : 1. Replace the driver.
2. Replace the controller.
21.41 : System error (EXCEPTION)
Code : &H1529
Meaning/Cause : a. Software error occurred.
Action : 1. Contact our company with details of this problem.
[22] Major hardware errors
22.1 : AC power low
Code : &H1601
Meaning/Cause : a. AC supply voltage of control power supply dropped below
85% of rated voltage.
b. Power source has insufficient capacity.
Action : 1. Check the AC supply voltage
2. Check if supply voltage drops during robot operation.
3. Lower the robot duty cycle.
Dedicated output : *1
Caution : This error always occurs when the power is cut off.
22.3 : DC24V power low
Code : &H1603
Meaning/Cause : a. DC 24V power supply malfunctioned and the voltage
dropped.
b. Electromagnetic brake for vertical axis is defective.
c. Wiring for electromagnetic brake of vertical axis is wrong.
d. Short in DC 24V for safety connector.
Action : 1. Replace the controller.
2. Replace the vertical axis electromagnetic brake.
3. Replace the ROB I/O cable.
4. Check the SAFETY connector wiring.
Dedicated output : *1
22.7 : Main power low
Code : &H1607
Meaning/Cause : A low AC voltage condition occurred at the main power supply
when a servo was switched ON, or during a servo ON status.
Action : Check whether main power is input.
[22] Major hardware errors