YASKAWA SGM H Series User Manual page 554

11 Inspection, Maintenance, and Troubleshooting
11.1.3 Troubleshooting of Alarm and Warning
Warning
Warning Name
Display
Absolute Encoder
Battery Warning
(The battery voltage
stays below the
specified value 4
A.93
seconds after the
control power sup-
ply was turned ON.)
(Only when an
absolute encoder is
connected.)
11-16
Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com
Table 11.4 Warning Display and Troubleshooting (Cont'd)
Situation at Warning
Occurrence
Occurred when the con-
A SERVOPACK board fault occurred. (The abso-
trol power supply was
lute encoder is used in the incremental encoder
turned ON
setting.)
(Setting: Pn002.2=1).
The battery connection is incorrect or faulty.
Occurred 4 seconds or
more after the control
The battery voltage is lower than the specified
power supply was
value 2.7 V.
turned ON
(Setting: Pn002.2=0).
A SERVOPACK board fault occurred.
When an absolute
encoder was used.
Cause
Replace the SERVOPACK.
Connect correctly the battery.
Replace the battery, and turn OFF the
encoder power supply and ON again.
Replace the SERVOPACK.
Corrective Actions