Yamaha TS-S User Manual page 171

Error alarms (external causes)
n
No. Message
C1 EMERGENCY STOP
MOTOR POWER
C2
DOWN
Warning alarms
n
No. Message
ABS. BATTERY LOW
F1
TS-X TS-SH
F2 PUSH WARNING
F4 I/O ERROR
Meaning
External safety circuit functioned and
emergency stop was activated.
Emergency stop was
activated.
Emergency stop wiring is incomplete.
Wiring is wrong.
External safety circuit functioned and
main power supply turned off.
Drop in main power
supply voltage.
Main power was not supplied.
Meaning
Absolute battery voltage
Absolute battery has worn out or
dropped below the
failed.
warning level (3.1V).
Failed to push a Push operation was judged as a
workpiece. "failed to push" error.
24V was not correctly supplied to
NPN or PNP circuits.
I/O module is not
operating correctly.
I/O module was not operating
correctly.
Possible Cause
Ensure safety and then
cancel the safety circuit.
Configure the safety
circuit correctly.
Ensure safety and then
cancel the safety circuit.
Supply the main power
correctly.
Possible Cause
Replace the absolute
battery.
Correct the problem to
cancel the "failed to
push" error.
Supply 24 V power
correctly.
Replace the controller.
Action
Action
6
6-7