Troubleshooting Based On The Operation And Conditions Of The Servomotor - YASKAWA SERVOPACK Sigma 7W Series Product Manual

6.2 Troubleshooting Based on the Operation and Conditions of the Servomotor

6.2

Troubleshooting Based on the Operation and Conditions of the Servomotor

This section provides troubleshooting information related to the HWBB function based on the
operation and conditions of the Servomotor, including causes and corrections.
Refer to the following manual for your SERVOPACK for information on the causes of and cor-
rections for other problems.
Σ-7-Series Σ-7W SERVOPACK with MECHATROLINK-III Communications References Product Manual (Manual No.:
SIEP S800001 29)
Σ-7-Series Σ-7C SERVOPACK Troubleshooting Manual (Manual No.: SIEP S800002 07)
Problem
Servomotor
Does Not
Start
6-4
Possible Cause
The safety input signals
(/HWBB1 or /HWBB2) were
not turned ON.
Confirmation
Check the /HWBB1 and
/HWBB2 input signals.
Correction Reference
Turn ON the /HWBB1
and /HWBB2 input sig-
nals. If you are not
using the safety func-
–
tion, connect the Safety
Jumper Connector
(provided as an acces-
sory) to CN8.