A
A-88
TROUBLESHOOTING
2. Troubleshooting
3. I/O operation
Symptom
Possible cause
Check items
Corrective action
1
Won't operate
even when
dedicated input
signal is
supplied.
• No DC24V supply.
• Check that DC 24V
is supplied from
standard I/O
interface connector.
• Check DI04 on RPB
screen.
• Supply DC 24V.
• Problem in signal
connection.
• Check wiring on
standard I/O
interface connector.
• Make the correct
wiring on standard
I/O interface
connector.
• Error has occurred.
• Connect RPB and
check robot settings
in SYSTEM mode.
• Check if "ERR" LED
is lit on front of
controller.
• Check the cause
from the error
information.
• Eliminate the cause
of the error.
2
No output of
dedicated output
signal.
• No DC24V supply.
• Check that DC 24V
is supplied from
standard I/O
interface connector.
• Check DI04 on RPB
screen.
• Supply DC 24V.
• Problem in signal
connection.
• Check wiring on
standard I/O
interface connector.
• Make the correct
wiring on standard
I/O interface
connector.
• Error has occurred.
• Connect the RPB
and check robot
settings in SYSTEM
mode.
• Check if "ERR" LED
is lit on front of
controller.
• Check the cause
from the error
information.
• Eliminate the cause
of the error.
3
No output of
general-purpose
I/O signal.
• No DC24V supply.
• Check that DC 24V
is supplied from
standard. I/O
interface connector.
• Check DI04 on RPB
screen.
• Check that DC 24V
is supplied for
option I/O interface.
• Supply DC 24V.
• Problem in signal
connection.
• Check wiring on
standard I/O
interface connector.
• Check wiring on
option I/O interface
connector.
• Make the correct
wiring on standard
I/O interface
connector.
• Make the correct
wiring on option I/
O interface
connector.
• Error in option I/O
interface setting.
• Check the option
I/O interface setting
on the DIP switch.
• Make the correct
option I/O interface
setting.
• Error has occurred.
• Connect the RPB
and check the error
information.
• Check if "ERR" LED
is lit on front of
controller.
• Check the cause
from the error
information.
• Eliminate the cause
of the error.
Summary of Contents for RCX240
Page 1: ...RCX240 EUR6127206 E107 Ver 2 06 Userʼs Manual YAMAHA 4 AXIS ROBOT CONTROLLER ...
Page 2: ......
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Page 34: ......
Page 78: ......
Page 402: ......
Page 448: ...5 46 Chapter 5 TWO ROBOT SETTING MEMO ...
Page 450: ......
Page 480: ...6 30 Chapter 6 PARALLEL I O INTERFACE MEMO ...
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Page 611: ...INDEX ...
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