Mitsubishi Electric Melservo-J4 Instruction Manual page 11

Alarm Detail
No. Name No. Name
16 Encoder initial 16.1 Encoder initial
communication communication
error 1 - Receive data
error 1
16.2 Encoder initial
communication
- Receive data
error 2
16.3 Encoder initial
communication
- Receive data
error 3
16.4 Encoder initial
communication
- Encoder
malfunction
16.5 Encoder initial
communication
- Transmission
data error 1
16.6 Encoder initial
communication
- Transmission
data error 2
16.7 Encoder initial
communication
- Transmission
data error 3
16.8 Encoder initial
communication
- Incompatible
encoder
16.A Encoder initial
communication
- Process error
1
16.B Encoder initial
communication
- Process error
2
16.C Encoder initial
communication
- Process error
3
16.D Encoder initial
communication
- Process error
4
16.E Encoder initial
communication
- Process error
5
16.F Encoder initial
communication
- Process error
6
Stop Alarm deactivation
method
Alarm CPU
*2*3
reset reset
DB  
 
DB
 
DB
 
DB
*6
 
DB
 
DB
 
DB
DB  
*6
 
DB
DB  
 
DB
DB  
 
DB
DB  
1 TROUBLESHOOTING FOR SERVO AMPLIFIER (DRIVE UNIT)
Process Stop
ing system
Cycling
*9
system
the
*9
power
 Each axis Each
axis

Each axis Each
axis

Each axis Each
axis

Each axis Each
axis

Each axis Each
axis

Each axis Each
axis

Each axis Each
axis
 Each axis Each
axis

Each axis Each
axis
 Each axis Each
axis

Each axis Each
axis
 Each axis Each
axis

Each axis Each
axis
 Each axis Each
axis
*8
Alarm code
ACD3 ACD2 ACD1 ACD0
(Bit 3) (Bit 2) (Bit 1) (Bit 0)
0 1 1 0
1.2 Alarm list
1
9