Serial Number: 99PTUB018
General Information:
The Tele-Path Instruments Model 527 ISDN Test Unit is a compact, battery operated device used to conduct testing of ISDN circuits at the customer premise, the input and output of the ISDN repeater housing, or at the main distrubtion frame. The Model 527 is designed both for rugged durability and ease of use, with LCD and audio response to setup and testing.
The Model 527 will function as a NT1/NTE (Network Termination/Terminal Equipment). It is connected to the DSL (Digital Subscriber Loop) at the U interface. It is compatible with the 2B1Q DSL interface.
The Model 527 ISDN Test Unit allows you to establish a loopback on either B channel. In NT1/TE mode, it will respond to a B1, B2, or full bandwidth (2B+D) loopback command from the Central Office.
CST MESSAGES WILL BE ANSWERED FOLLOWING BUSINESS DAY.
