tiny USB ISDN TA128
28
Error
Indication
Possible
Cause
Remedy
A required .DLL
file,
CAPI2032.DLL,
was not found.
The CAPI2032.DLL
is missing.
Uninstall and then reinstall the
ISDN device.
CAPI driver is
not loaded.
The Registration
key has been
destroyed.
Uninstall and then reinstall the
ISDN device.
Please input
your own
number
The subscriber
number of your own
ISDN line has not
been entered.
Key in the subscriber number of
your ISDN line in the
Own ISDN
Number
box.
Cannot activate
S0 interface
(“ISDN” LED is
always OFF)
The ISDN line is
not connected.
Ensure that the ISDN S
0
line is
securely connected to the RJ-45
jack.
Cannot establish
LAPD link
The ISDN line may
be malfunctioning.
Ensure that the ISDN S
0
line is
in good condition.
1.
Own ISDN
Number
is incorrect.
1. Ensure that your ISDN
number is correct.
2. Other
devices
on the same S
0
line
are occupying the B
channel.
2. Be sure no other device is
on the same S
0
line and
occupying the B channel.
Connecting fail
(error code =
xxxx)
3. The
ISDN
protocol is wrong.
3. Check to see if the ISDN
protocol configuration is correct.
Data transfer
error
The ISDN line is
not in good
condition
Check the ISDN line
