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Distributor of Omron Automation & Safety: Excellent Integrated System Limited
Datasheet of R7D-AP01H - DRIVER SERVO 200V 100W
Contact us: sales@integrated-circuit.com Website: www.integrated-circuit.com
Troubleshooting
■
Parameter Unit Alarms
Display
OPERATOR ERR
ROM error Occurs when power
ROM CHECK ERR
OPERATOR ERR
RAM error Occurs during
RAM CHECK ERR
OPERATOR ERR
Send oper-
DATA SEND ERR
ation error
5-3-2 Troubleshooting by Means of Operating Status
Symptom
Probable cause
The power sup-
Power supply lines are
ply indicator
incorrectly wired.
(POWER) does
not light even
when the power
supply is turned
ON.
5-12
Error
Status when error
occurs
supply is turned
ON.
Parameter Unit use.
Occurs during
Parameter Unit use.
Check whether the control-circuit
power supply input and main-cir-
cuit power supply input are within
the power supply voltage ranges.
Check whether the control-circuit
power supply input and main-cir-
cuit power supply input are wired
correctly.
Cause of error
Internal element mal-
function.
Internal element is
faulty.
Internal element mal-
function.
Internal element is
faulty.
Internal element mal-
function.
Internal element is
faulty.
Items to check
Chapter 5
Countermeasures
Turn OFF the power supply,
then ON again.
Replace the Parameter Unit.
Turn OFF the power supply,
then ON again.
Replace the Parameter Unit.
Turn OFF the power supply,
then ON again.
Replace the Parameter Unit.
Countermeasures
Correct the power supply.
Rewire correctly.
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