Omron SYSMAC CS1W-SCB41-V1 Operation Manual page 115

I/O Memory Allocations
Note
86
Inner Board Error Information
Word Bit
A424 12 to 15 Non-fatal
errors
11
(see note
10
1)
09
08
07
06
05
04
03 Fatal
errors
02
(see note
01
2)
00
1. When any one of bits 04 to 11 is ON, A40208 (Inner Board Error Flag)
(non-fatal error) will be ON.
2. When bit 00 or 01 is ON, A40112 (Inner Board Fatal Error Flag) will be ON.
3. This bit turns ON if a TXD(236)/RXD(235) instruction is sent during no-pro-
tocol communications to an Inner Board that does not support no-protocol
mode (no Unit Ver. indicated).
For details on each type of error, refer to Section 11 Troubleshooting and
Maintenance.
Restart Bit: A60800
The Restart Bit can be turned ON and then OFF to restart the Serial Commu-
nications Board without turning OFF the PLC power supply.
Bit
A60800 Inner Board Restart Bit
Contents
Reserved
1 Error log EEPROM error; 0: Normal
1: Protocol macro execution error; 0: Normal
This bit will be turned ON when code 3, 4, or 5 is
stored in the error code for bits 00 to 03 of CIO 1909
or CIO 1919 in the CIO Area,
1: Protocol data error (SUM error); 0: Normal
1: System Setup error; 0: Normal
1: Routing table error; 0: Normal
Reserved
1: Cyclic monitoring error; 0: Normal
1: Inner Board service disabled (See note 3.); Nor-
mal
Reserved
Reserved
1: Inner Bus error; 0: Normal
1: Inner Board watchdog timer error; 0: Normal
Function
Section 2-3