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Chapter 16 Troubleshooting
(3) MR-J3W- B
Classification
of warnings
Warning code
Servo amplifier
LED display
Name Details name Remarks
91.1 Main circuit device overheat warning
2101
91.2
Main circuit device
overheat warning
Board temperature warning
2102 92.1
Battery cable
disconnection warning
Encoder battery disconnection warning
signal detection
96.1 INP error at home positioning
2106
96.2
Home position setting
warning
Command input error at home positioning
2116 9F.1 Battery warning Low battery
2140 E0.1
Excessive regeneration
warning
Excessive regeneration warning
E1.1
Thermal overload warning 1 during
operation
E1.2
Thermal overload warning 2 during
operation
E1.3
Thermal overload warning 3 during
operation
E1.4
Thermal overload warning 4 during
operation
E1.5 Thermal overload warning 1 during a stop
E1.6 Thermal overload warning 2 during a stop
E1.7 Thermal overload warning 3 during a stop
2141
E1.8
Overload warning 1
Thermal overload warning 4 during a stop
2142 E2.1
Linear servo motor
overheat warning
Linear servo motor overheat warning
Linear servo
motor use
E3.1
Multi-revolution counter movement
amount excess warning
2143
E3.2
Absolute position counter
warning
Absolute positioning counter error
2144 E4.1 Parameter warning Parameter setting range error warning
2146 E6.1 Servo forced stop warning Forced stop warning
2147 E7.1
Controller forced stop
warning
Controller forced stop warning
2148 E8.1
Cooling fan speed
reduction warning
Decreased cooling fan speed warning
E9.1 Servo-on signal on at main circuit off
2149
E9.2
Main circuit off warning
Bus voltage drop during low speed
operation
(Note)
2151 EB.1
The other axis fault
warning
The other axis fault warning
2152 EC.1 Overload warning 2 Overload warning 2
Servo
amplifier
warnings
2153 ED.1
Output watt excess
warning
Output watt excess
(Note): The details name is different when using the linear servo motors.
Refer to the "Servo amplifier Instruction Manual" for details.
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