8. TROUBLESHOOTING
8 - 18
Alarm No.34
Name: SSCNET receive error 1
Stop method: Corresponding axis stops
Alarm description
SSCNET communication error (Continuous communication error for 3.5ms)
Display Name
Cause
Checkpoint
Finding
Action
34.1 SSCNET
receive
data error
(1) SSCNET cable is
disconnected.
Check the SSCNET
cable connection.
Disconnected.
Turn off the control
circuit power of servo
amplifier, and connect
the cable.
Connected.
Check
(2).
(2) Tip of SSCNET cable
has dirt.
Not reproduced.
Take measure to keep
cable tip clean.
Wipe off the dirt from the
cable tip, and check the
reproducibility of the error. Reproduced. Check
(3).
(3)
Check the cable.
Problem found.
Replace the cable.
SSCNET cable is
broken or cut off.
No problem found.
Check (4).
(4)
Check if the condition
stated in the left meets.
It meets.
Take countermeasure.
Vinyl tape is stacked to
SSCNET cable, or
cable containing
migrating plasticizer is
adhered to the cable.
It does not meet.
Check (5).
(5) Servo amplifier is faulty.
Not reproduced.
Replace the servo
amplifier.
Replace the servo
amplifier and check the
reproducibility of the error. Reproduced. Check
(6).
(6) Servo amplifier in front or
rear axis of alarm
occurring axis is faulty.
Reproduced in the
rear axis of the
corresponding axis.
Replace the servo
amplifier.
Replace the servo
amplifier and front/rear
axes of the alarm
occurring axis, and check
the reproducibility of the
error.
Not reproduced.
Check (7).
(7) Fault is generated from
the surrounding
environment.
Check for noise and other
factors.
Problem found.
Take countermeasure
according to the
cause.
34.2 (1)
SSCNET cable is
disconnected.
Examine checkpoints described in the alarm display "34.1".
SSCNET
communication
connector
connection error
(2) Tip of SSCNET cable
has dirt.
(3)
SSCNET cable is
broken or cut off.
(4) Vinyl tape is stacked to
SSCNET cable, or
cable containing
migrating plasticizer is
adhered to the cable.
(5) Servo amplifier is faulty.
(6) Servo amplifier in front or
rear axis of alarm
occurring axis is faulty.
(7) Fault is generated from
the surrounding
environment.
Summary of Contents for MELSERVO-J3W Series
Page 17: ...8 MEMO ...
Page 27: ...1 FUNCTIONS AND CONFIGURATION 1 10 MEMO ...
Page 87: ...4 STARTUP 4 14 MEMO ...
Page 117: ...5 PARAMETERS 5 30 MEMO ...
Page 129: ...6 GENERAL GAIN ADJUSTMENT 6 12 MEMO ...
Page 185: ...10 CHARACTERISTICS 10 8 MEMO ...
Page 241: ...11 OPTIONS AND AUXILIARY EQUIPMENT 11 56 MEMO ...
Page 274: ...13 USING A LINEAR SERVO MOTOR 13 25 1 2 3 4 ...