Yamaha RCX40, User Manual

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43
9
T
roubleshooting
1. Error Messages
22.10 : Abnormal drop in voltage
Code : &H160A
Meaning/Cause : a. Output voltage for motor power supply dropped below 140V.
b. Power supply has insufficient capacity.
c. Vertical axis electromagnetic brake is defective.
d. SAFETY connector is used incorrectly.
Action : 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.
22.12 : Abnormal temperature
Code : &H160C
Meaning/Cause : Controller internal temperature rose to 60
°
C or more.
Action : 1. Improve the operating environment.
2. Check if the cooling fan is operating correctly.
3. Replace the controller.
Dedicated output
: *1
22.13 : Bus interface overtime
Code : &H160D
Meaning/Cause : Could not acquire access rights to dual port RAM.
Action
: Replace the controller.
Dedicated output
: *1
22.14 : Abnormal DRIVER unit error
Code : &H160E
Meaning/Cause : Error occurred in hardware.
Action
: Contact our company with details of the problem.
Dedicated output
: *1
22.20 : DRIVER unit disconnected.
Code : &H1614
Meaning/Cause
: 1. CPU unit could not recognize driver unit.
2. Dual port RAM is defective.
Action : Replace the controller.
Dedicated output : *1
22.30 : DRIVER unit abnormal
Code
: &H161F
Meaning/Cause : 1. Wrong DIP switch setting on drive unit.
2. Drive unit not operating correctly.
3. Dual port RAM is defective.
Action
: Replace the controller.
Dedicated output : *1 or *2