U-Interface Option
For North American ISDN, ZyXEL provides an optional 2B1Q U-
interface which allows direct connection to the network without the
use of an external NT-1 device.
Unpacking Your TA128
Your TA128 should come with the equipment listed below. If any
item is missing or damaged, contact your dealer or ZyXEL Customer
Service Department immediately.
1. One (1) TA128 ISDN Terminal Adapter.
2. One (1) power adapter.
3. Two (2) RJ-11 telephone cables.
4. One (1) RJ-45 ISDN telephone cable.
5. One (1) 6' shielded RS-232 25-pin to 25-pin cable.
6. One (1) 3.5" driver and utility disk.
7. One (1) warranty/registration card.
8. One (1) TA128 User's Manual.
How to Become a Registered Owner
Complete the pre-addressed registration card and place it in the mail.
Registered owners will receive future product information and
update announcement. Save your dated invoice as proof of purchase.
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