Yamaha RCX40 User Manual page 379

22.10 : Abnormal drop in voltage
Code
Meaning/Cause : a. Output voltage for motor power supply dropped below 140V.
Action
22.12 : Abnormal temperature
Code
Meaning/Cause : Controller internal temperature rose to 60°C or more.
Action
Dedicated output : *1
22.13 : Bus interface overtime
Code
Meaning/Cause : Could not acquire access rights to dual port RAM.
Action
Dedicated output : *1
22.14 : Abnormal DRIVER unit error
Code
Meaning/Cause : Error occurred in hardware.
Action
Dedicated output : *1
22.20 : DRIVER unit disconnected.
Code
Meaning/Cause : 1. CPU unit could not recognize driver unit.
Action
Dedicated output : *1
22.30 : DRIVER unit abnormal
Code
Meaning/Cause : 1. Wrong DIP switch setting on drive unit.
Action
Dedicated output : *1 or *2
: &H160A
b. Power supply has insufficient capacity.
c. Vertical axis electromagnetic brake is defective.
d. SAFETY connector is used incorrectly.
: 1. Check the power supply voltage.
2. Check if supply voltage drops during robot operation.
3. Lower the robot duty cycle.
4. Replace the vertical axis electromagnetic brake.
5. Do not supply DC 24V to SAFETY connector from external
source.
6. Do not use DC 24V from SAFETY connector as power
source for driving external loads.
: &H160C
: 1. Improve the operating environment.
2. Check if the cooling fan is operating correctly.
3. Replace the controller.
: &H160D
: Replace the controller.
: &H160E
: Contact our company with details of the problem.
: &H1614
2. Dual port RAM is defective.
: Replace the controller.
: &H161F
2. Drive unit not operating correctly.
3. Dual port RAM is defective.
: Replace the controller.
1. Error Messages
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