325
Troubleshooting Section 11-3
11-3-3 No-protocol Mode
Reception Failure (RXD(235), RXDU(255))
11 Parameter error 0C Parameter error Parameters in com-
mand data
The parameter set-
tings are incorrect.
Check the command
data and correct the
parameter settings.
26 Command error 05 Service already
executing
--- The service is being
executed. (A sixth
FINS command has
been received at the
serial port when five
FINS commands are
already waiting to be
processed.)
Include retry pro-
cessing at the FINS
command transmis-
sion source for when
the FINS response
code 2605 hex is
received.
07 No execution
right
Serial Gateway pro-
hibition status
Serial Gateway is
prohibited (bit 08 of
CIO word n+9/n+19
is ON)
If the Serial Gate-
way is prohibited,
turn OFF bit 04/12 in
CIO word n (Serial
Gateway Prohibit
Switch port 1/2).
Error conditions Words allocated in CIO
Area
Cause Remedy
Serial communi-
cations mode
Indicator
display
Status and
other condi-
tions
The serial com-
munications
mode is set to a
mode other than
no-protocol mode
--- --- CIO Area word n+5/n+15 bits
12 to 15 (serial communica-
tions mode) is set to a value
other than 3 hex.
The serial commu-
nications mode is
not set correctly.
---
MRC
(Main response code)
SRC
(Sub-response code)
Check point Probable cause Corrective measure
Value
(hex)
Contents Value
(hex)
Contents
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