Omron CVM1-CLK21, Operation Manual

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Error Log Section 9-3
Note 1. Applicable PCs: CV = CVM1 and CV-series PCs, CS/CJ = CS-series and
CJ-series PCs, All = All models of PC.
2. Errors indicated by error codes 0101 to 0116 are recorded only when the
frame was discarded because transmission was impossible.
Error Status
The status of each bit indicates that an error has occurred as given in the dia-
gram below.
0216
Hex Backup power supply error (Opti-
cal Units only) 00 Hex fixed Backup
power sup-
ply error dis-
tinction:
01 Hex:
OFF to ON
02 Hex: ON
to OFF
Check the status of
the backup power
supply and power
supply cables. Yes CS/CJ,
CQM1H
021A
Hex Set table logic error 00 Hex 01 Hex: Net-
work param-
eters
02 Hex:
Data link
tables
03 Hex:
Routing
tables Remake and set the
appropriate data. Yes All
021B
Hex Hardware error 00 Hex Error status
(see note) Replace the Control-
ler Link Unit. No All
021C
Hex Data link error inactive Not set Restart the Control-
ler Link Unit. Yes All
0220
Hex Reduced number of participating
nodes (separated nodes) Separated nodes 1 to 16
correspond to bits 0 to 15
(1st byte: bits 8 to 15, 2nd
byte: bits 0 to 7) Check the node
parameters, the sep-
arated nodes,
cables, and terminat-
ing resistance set-
tings. Yes CJ
0221
Hex Separated nodes 17 to 32
correspond to bits 0 to 15
(1st byte: bits 8 to 15, 2nd
byte: bits 0 to 7)
0300
Hex Packet discarded Not set Conduct an echo-
back test and find the
cause of the error. No All
0601
Hex Unit error Not set Check the operating
environment. Yes All
Error
code
Contents Detail code Correction Written to
EEPROM
Applicable
PC
1st byte 2nd byte
1: Token timeout error
1: Polling timeout error
1: Communications controller hardware error
1: Polling node was changed
1: Nodes in Network changed (added or removed)
1: Communications controller send error
1: Node address duplication error