SimpleTech STI-FAX/28.8 User Manual page 73

S16 Bit-Mapped Options (Test Mode). By default, all loopback
testing is disabled.
Default: 0
In Profile: No
Writeable: No
Bit
0
1
2
3
4
5
6
Value Meaning
0 Disable local analog loopback
test.
1 Enable local analog loopback test
(&T1).
0 Not used.
0 Disable local digital loopback
test.
4 Enable local digital loopback test
(&T3).
0 Remote digital loopback test off.
8 Remote digital loopback test in
progress.
0 Disable remote digital loopback
test.
16 Enable remote digital loopback
test (&T6).
0 Disable remote digital loopback
with self-test.
32 Enable remote digital loopback
with self-test (&T7).
0 Disable local analog loopback
with self-test.
64 Enable local analog loopback with
self-test (&T8).
61