10.3
Date Code 20120126
Instruction Manual
SEL-2032 Communications Processor
Testing and Troubleshooting
Troubleshooting
Symptom
SEL-2032 does not communicate with connected IED.
Probable Cause
Port and baud rate settings of PC may be incorrect.
Corrective Action
Set the port and baud rate settings of the PC terminal to match
the SEL-2032
.
If you do not know what the settings are, install the
baud rate jumper and then make the settings
.
Symptom
SEL-2032 does not communicate with connected IED.
Probable Cause
Serial cable damaged or wrong cable connected.
Corrective Action
Inspect the cabling for damage and proper connection. Make
sure appropriate cable is connected (see
).
Symptom
SEL-2032 does not communicate with connected IED.
Probable Cause
Port settings do not match the IED settings.
Corrective Action
Using the
SET
command, set the port settings
to match those of the IED connected to the port.
Symptom
SEL-2032 does not communicate with connected IED.
Probable Cause
Port may be locked up due to hardware handshaking
Corrective Action
Reset IED and/or reset port settings
using
SET P
and accepting settings.
Symptom
SEL-2032 does not communicate with connected IED.
Probable Cause
Component failure. Port F LED(s) illuminates
but others do not illuminate when port is addressed.
Corrective Action
Remove power and contact the factory.
Symptom
No prompt.
Probable Cause
Incorrect baud rate.
Corrective Action
Verify baud rate in communication software.
Default baud rate for the SEL-2032 is 2400.
Symptom
SEL-2032
not accepting
REC
command
Probable Cause
Not in the SEL
BOOT
mode
Corrective Action
Enter
L_D
to get into the SEL
BOOT
mode. When in SEL
BOOT
mode, the prompt is an exclamation point.
Symptom
Protocol card not accepting
REC
n
command
Probable Cause
SEL-2032 and protocol card are not in the SEL
BOOT
mode
Corrective Action
Enter
L_D
to get into the SEL
BOOT
mode. When in SEL
BOOT
mode, the prompt is an exclamation point. Also see next problem to
force SEL
BOOT
mode.
Symptom
Unknown communication problem
Probable Cause
1.
Incompatible firmware in SEL-2032
and protocol card.
2. Device not in SEL
BOOT
mode.
Corrective Action
Force SEL-2032 into SEL
BOOT
mode using the following
procedure:
Cycle Power on the SEL-2032 while depressing the LED TEST
button on the SEL-2032.
a
a
The SEL-2032 will enable with the default baud rate of 2400.
Table 10.3
Communications Problems
(Sheet 2 of 2)
Содержание SEL-2032
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