318
Troubleshooting Section 11-3
11-3-2 Serial Gateway (Serial Gateway or Protocol Macro Mode)
Responses Returned to the FINS Transmission Source
Conversion Failure/Conversion Successful but Transmission Failed
Error conditions Cause Remedy
Board/Unit
status
Serial commu-
nications mode
Indicator
display
FINS end
code sent to
FINS trans-
mission
source
Words allo-
cated in CIO
Area
The Board/
Unit cannot
convert the
received (via
CPU bus)
FINS com-
mand into
either of the
protocols.
The serial com-
munications
mode is set to a
mode other than
Serial Gateway
mode or protocol
macro mode.
--- Bits 12 to 15
of the words
allocated in
the CIO Area
n+5/n+15
(serial com-
munications
mode) are
set to a value
other than 9
hex or 6 hex.
Serial com-
munications
mode is not
set correctly.
Set DM Area word m/
m+10 bits 08 to 11 (serial
communications mode)
either to 9 hex (Serial
Gateway mode) or 6 hex
(protocol macro mode).
NT Link,
loopback
test, or no-
protocol
mode
0401 hex
(undefined
command)
2 hex, F hex,
or 3 hex
FINS com-
mand was
sent using
Serial Gate-
way to a
Board/Unit
with Unit Ver.
1.2 or later.
Host Link --- 0205 hex
(response
timeout), etc.
0 hex or 5
hex
Protocol
macro, NT
Link, or loop-
back test
mode
--- 0401 hex
(undefined
command)
6 hex, 2 hex,
F hex, or 3
hex
FINS com-
mand was
sent using
Serial Gate-
way to a pre-
Ver. 1.2
Board/Unit
that does not
support
Serial Gate-
way commu-
nications.
Replace the Board/Unit
with one that supports
Serial Gateway mode
(Unit Ver. 1.2 or later),
and set the serial com-
munications mode to
Serial Gateway or proto-
col macro mode.
Host Link --- 0205 hex
(response
timeout), etc.
0 hex or 5
hex
To Next Page
Loading...
