Black Box BRTS-100 manual Check loop flow chart 3

Models: BRTS-100

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BRTS-100 ISDN TEST SET

B

CHECK FOR SHORT

IN TRANSMIT PAIR

PUT BACK IN

NORMAL MODE,

PUT IN IMPEDANCE

TEST MODE

LINE IMPEDANCE

 

RED

NT1 NOT

TEST STATUS?

 

TERMINATED

 

OR SHORT ON

 

 

 

 

 

 

TX PAIR

 

GRN

 

 

 

PROBLEM

 

WITH NT1

 

Figure 4-6. Check loop flow chart (3 of 3).

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Black Box BRTS-100 manual Check loop flow chart 3