YASKAWA E-7-Series SGD7S - Page 461

12.2 Alarm Displays
12.2.2 Troubleshooting Alarms
12-38
*1. 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.
*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.
FL-1
*3
:
System Alarm
A failure occurred in
the SERVOPACK.
–
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.
–
FL-2
*3
:
System Alarm
FL-3
*3
:
System Alarm
FL-4
*3
:
System Alarm
FL-5
*3
:
System Alarm
CPF00:
Digital Operator
Communications
Error 1
There is a faulty con-
tact between the Digi-
tal Operator and the
SERVOPACK.
Check the connector
contact.
Disconnect the connec-
tor and insert it again. Or,
replace the cable.
–
A malfunction was
caused by noise.
–
Keep the Digital Operator
or the cable away from
sources of noise.
–
CPF01:
Digital Operator
Communications
Error 2
A failure occurred in
the Digital Operator.
–
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.
–
A failure occurred in
the SERVOPACK.
–
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.
–
Continued from previous page.
Alarm Number:
Alarm Name
Possible Cause Confirmation Correction
Reference
for Correc-
tion
Pn533 [min
-1
] 
6 10
5
Pn20E
Pn210
≦
Encoder resolution
Pn20E
Pn210
≧
Maximum motor speed [min
-1
] 
Encoder resolution
Approx. 3.66  10
12
Pn585 [mm/s]
10
Pn20E
Pn210
≦


Pn385 [100 mm/s] Pn20E
Pn210
≧
Linear encoder pitch [m]
Linear encoder pitch [m]
Resolution of Serial Converter Unit
Approx. 6.10 10
5
Resolution of Serial Converter Unit
 1/3 
610
5
Pn20E
Pn210
≦
Rated motor speed [min
-1
]
Encoder resolution

Pn20E
Pn210
・
≧
Maximum motor speed [min
-1
]
Encoder resolution
Approx. 3.66  10
12