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Billion Electric Company TA128 User Manual

Page 32

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Billion mini USB ISDN TA128

28

Error

Indication

Possible

Cause

Remedy

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.