YASKAWA E-7-Series SGD7S Product Manual page 461

12.2 Alarm Displays
12.2.2 Troubleshooting Alarms
Alarm Number:
Alarm Name
*3
FL-1 :
System Alarm
*3
FL-2 :
System Alarm
*3
FL-3 :
System Alarm
*3
FL-4 :
System Alarm
*3
FL-5 :
System Alarm
CPF00:
Digital Operator
Communications
Error 1
CPF01:
Digital Operator
Communications
Error 2
*1.
Detection Conditions
• Rotary Servomotor
If either of the following conditions is detected, an alarm will occur.
Pn533 [min
Maximum motor speed [min
• Linear Servomotor
If either of the following conditions is detected, an alarm will occur.
*2.
Detection Conditions
• Rotary Servomotor
If either of the following conditions is detected, an alarm will occur.
・
• Linear Servomotor
If either of the following conditions is detected, an alarm will occur.
12-38
Possible Cause
A failure occurred in
the SERVOPACK.
There is a faulty con-
tact between the Digi-
tal Operator and the
SERVOPACK.
A malfunction was
caused by noise.
A failure occurred in
the Digital Operator.
A failure occurred in
the SERVOPACK.
Encoder resolution
] 
-1
6 10
5
Encoder resolution
] 
-1
Approx. 3.66  10
Pn585 [mm/s]
Linear encoder pitch [m]
Pn385 [100 mm/s]
Linear encoder pitch [m]
 1/3 
Rated motor speed [min -1 ]
Encoder resolution

-1
Maximum motor speed [min ]
Approx. 3.66  10
Confirmation
–
Check the connector
contact.
–
–
–
Pn20E
≦
Pn210
Pn20E
≧
12 Pn210
Resolution of Serial Converter Unit

10
Resolution of Serial Converter Unit

Approx. 6.10 10
5
Encoder resolution Pn20E
≦
Pn210
5
610
Pn20E
≧
12
Pn210
Continued from previous page.
Correction
Turn the power supply to
the SERVOPACK OFF and
ON again.
If an alarm still occurs, the
SERVOPACK may be
faulty.
Replace the SERVO-
PACK.
Disconnect the connec-
tor and insert it again. Or,
replace the cable.
Keep the Digital Operator
or the cable away from
sources of noise.
Disconnect the Digital
Operator and then con-
nect it again.
If an alarm still occurs, the
Digital Operator may be
faulty.
Replace the Digital Oper-
ator.
Turn the power supply to
the SERVOPACK OFF and
ON again.
If an alarm still occurs, the
SERVOPACK may be
faulty.
Replace the SERVO-
PACK.
Pn20E
≦
Pn210
Pn20E
≧
Pn210
Reference
for Correc-
tion
–
–
–
–
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