
8.2 Troubleshooting
8.2.4 Troubleshooting System Errors
8-11
8
Maintenance, Inspection, and
T
roubleshooting
( 3 ) Troubleshooting Flowchart for System Errors
A troubleshooting flowchart for system errors is provided below.
* For LED indicator pattern
, refer to
8.2.3 ( 2 ) LED Indicator Meanings
on page 8-7.
START
YES
NO
YES
NO
YES
NO
NO
YES
NO
YES
NO
YES
Use the LED indicator
pattern
*
to classify the
error.
Classifications = Warning
ALM indicator lit or
blinking?
Classifications = Fatal error
ERR indicator blinking?
Hardware failure/watchdog timer timeout
Only ERR indicator lit?
Turn OFF the STOP switch on
DIP siwtch SW6 and turn ON the
power.
Online Stop Mode
Only RDY indicator lit?
Check SW00050.
Watchdog timer timeout?
User program error
Hardware
failure
Check CPU Error Status (SW00041).
User program
error
Battery alarm
indicator
BAT lit?
Replace battery.
Fatal error
Alarm
Check the location of the error
referring to
8.2.4 ( 4 ) Correcting
User Program Errors
on page 8-
12.
(1) Operation error (SB000418)
Refer to
8.2.4 [ c ] System Register Configuration
and Error Status
on page 8-19.
(2) I/O error (SB000419)
Refer to
8.2.4 [ e ] System Register Configuration
and Error Status
on page 8-21.
Summary of Contents for MP2300S
Page 14: ...MEMO...
Page 24: ...MEMO...
Page 114: ...MEMO...
Page 132: ...MEMO...
Page 154: ...5 2 User Programs 5 2 2 Motion Programs 5 22 2 Example using a ladder program...
Page 156: ...5 2 User Programs 5 2 2 Motion Programs 5 24 2 Example using a ladder program...
Page 190: ...MEMO...
Page 280: ...MEMO...
Page 300: ...7 3 Operation 7 3 5 How to Determine Input Error 7 20 Continued from the previous page...
Page 310: ...MEMO...