User`s manual
Directions for use
7-23
7
[2] Self-diagnosis function (Error code table)
Item Contents
PC
operating
condition
Halt
output
JW-32C-
UM1
Indication lamp of
power
supply module
Special
relay
*3
Error code
(BCD)
Special
register
System
memory
FLT
(error)
POWER RUN
#160
to 167
Memory
error
Check instruction code
Stop Open Light ON Light ON Light OFF 07370 20
24
Check system memory
setting
23
Check program ROM 25
Check program sum 26
Check I/O module
registration table
28
CPU error
Watch dog timer Stop Open Light OFF Light ON Blinking --- 00 31
RAM check (R/W)
Stop Open Light ON Light ON Light OFF
07371 30
32
Hardware check 35
I/O
error
At re-
freshing
I/O data bus
07373
40
44
Output data check 42
Installed module check 40
I/O rack panel error 48
At table
verifyin-
g
Table verify error
60
60
Switch verify error 61
At table
registr-
ation
Table registration error
70
70
No module error 71
I/O points over 72
Switch setting error 73
Special I/O
error
Hardware error
07375
40
46
Parameter error 47
*1 *2
Fuse blow of
JW-262S
Operation Close Light OFF Light ON Light ON
07363 49
Stop Open Light ON Light ON Light OFF
Option error
*1
Hardware error
Operation Close Light OFF Light ON Light ON
07374 50 53
Stop Open Light ON Light ON Light OFF
Power supply
error
Power failure/low
voltage
Stop Open
Light OFF Light OFF
Light OFF
07377 10
13
*4
Expansion
power supply
error
Power failure/low
voltage
Light ON Light ON
07376 40 43
Battery error
Battery low voltage/
No installation of
battery
Operation Close Light ON 07372 20 22
Halt output Relay output, 100/200 VAC, 30 VDC, 1A, ON while PC operation (close)
Self-diagnosis
(Setting) (State)
Continue operation → Upper column
Halt → Lower column
*1 The upper or lower state of each item may occur when the
fuse is melted down in the system memory #206 or #207,
or by the setting in the case of option abnormality.
*2 When eternal power is not supplied to the JW-262S, a fuse
failure will also occur.
A special attention must be paid when #206 is set to
operation stoppage.
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