8. TROUBLESHOOTING
8 - 25
Alarm No.: E1
Name: Overload warning 1
Alarm content
[AL.50 Overload 1] or [AL.51 Overload 2] may occur.
Display Detail name
Cause
Check method
Check result
Action
E1.1 Thermal
overload
warning 1
during operation
(1) The load was over 85%
to the alarm level of [AL.
50.1 Thermal overload
error 1 during operation].
Check it with the check method for [AL. 50.1].
E1.2 Thermal
overload
warning 2
during operation
(1) The load was over 85%
to the alarm level of [AL.
50.2 Thermal overload
error 2 during operation].
Check it with the check method for [AL. 50.2].
E1.3 Thermal
overload
warning 3
during operation
(1) The load was over 85%
to the alarm level of [AL.
51.1 Thermal overload
error 3 during operation].
Check it with the check method for [AL. 51.1].
E1.4 Thermal
overload
warning 4
during operation
(1) The load was over 85%
to the alarm level of [AL.
50.3 Thermal overload
error 4 during operation].
Check it with the check method for [AL. 50.3].
E1.5 Thermal
overload error 1
during a stop
(1) The load was over 85%
to the alarm level of [AL.
50.4 Thermal overload
error 1 during a stop].
Check it with the check method for [AL. 50.4].
E1.6 Thermal
overload error 2
during a stop
(1) The load was over 85%
to the alarm level of [AL.
50.5 Thermal overload
error 2 during a stop].
Check it with the check method for [AL. 50.5].
E1.7 Thermal
overload error 3
during a stop
(1) The load was over 85%
to the alarm level of [AL.
51.2 Thermal overload
error 3 during operation].
Check it with the check method for [AL. 51.2].
E1.8 Thermal
overload error 4
during a stop
(1) The load was over 85%
to the alarm level of [AL.
50.6 Thermal overload
error 4 during a stop].
Check it with the check method for [AL. 50.6].
Alarm No.: E6
Name: Servo forced stop warning
Alarm content
EM2/EM1 (Forced stop) turned off.
Display Detail name
Cause
Check method
Check result
Action
E6.1 Forced stop
warning
(1) EM2/EM1 (Forced stop)
turned off.
Check the status of
EM2/EM1.
It is off.
Ensure safety and turn
on EM2/EM1 (Forced
stop).
It is on.
Check (2).
(2)
It is not inputted.
Input the 24 V DC power
supply.
An external 24 V DC
power supply have not
inputted.
Check if the external 24
V DC power supply is
inputted.
It is inputted.
Check (3).
(3) The servo amplifier is
malfunctioning.
Replace the servo
amplifier, and then check
the repeatability.
It is not repeatable.
Replace the servo
amplifier.
Alarm No.: E8
Name: Cooling fan speed reduction warning
Alarm content
The cooling fan speed decreased to the warning occurrence level or less.
Display Detail name
Cause
Check method
Check result
Action
E8.1
(1)
Something has been
caught.
Remove the foreign
matter.
Decreased
cooling fan
speed warning
Foreign matter was
caught in the cooling fan.
Check if a foreign matter
is caught in the cooling
fan.
Nothing has been
caught.
Check (2).
(2) Cooling fan life expired. Check the total of power
on time of the servo
amplifier.
It exceed the cooling fan
life.
Replace the servo
amplifier.
Summary of Contents for MELSERVO-JE MR-JE-100A
Page 23: ...1 FUNCTIONS AND CONFIGURATION 1 12 MEMO ...
Page 29: ...2 INSTALLATION 2 6 MEMO ...
Page 91: ...3 SIGNALS AND WIRING 3 62 MEMO ...
Page 171: ...5 PARAMETERS 5 44 MEMO ...
Page 195: ...6 NORMAL GAIN ADJUSTMENT 6 24 MEMO ...
Page 221: ...7 SPECIAL ADJUSTMENT FUNCTIONS 7 26 MEMO ...
Page 249: ...8 TROUBLESHOOTING 8 28 MEMO ...
Page 255: ...9 DIMENSIONS 9 6 MEMO ...
Page 263: ...10 CHARACTERISTICS 10 8 MEMO ...
Page 293: ...11 OPTIONS AND PERIPHERAL EQUIPMENT 11 30 MEMO ...