KVH Industries FB250 User Manual page 218

Chapter 5: Troubleshooting
ID
03500
2-wire
to 03509
calibration
failure
03600
2-wire
to 03609
operational
failure
204
Event Text
Status signaling
Explanation
2-wire calibration
failed on the
Phone/Fax
interface, because
of:
1. Common mode
balance error.
2. The phone is off
hook.
3. Wires are
shorted to each
other or shorted
to ground.
The Phone/Fax
interface fails to
operate, for one of
the following
reasons:
1. Ground shorted.
2. Power overload.
3. Temperature
overload.
Remedy
1. Check the wires
to your phone or
fax.
2. Put the phone
on hook.
3. Check the wires.
1. Check the wires.
2. Wait until the
event is cleared;
then try again.
3. Wait until the
event is cleared;
then try again.