Measurement Functions

 

3M™ Dynatel™ Advanced Modular System 965AMS

 

POTS Noise Normal Range

 

Parameter

OK

Marginal

Not OK

Balance

> 60

50–60

< 50 dBm

Loss

< 6

6–8.5

> 8.5 dBm

Noise

< 20

20–30

> 30 dBmC

POTS>Longitudinal Balance

Use Longitudinal Balance to measure the active Longitudinal Balance on the pair. This test measures the ability of the Tip and Ring to reject noise and crosstalk.

POTS>Longitudinal Balance>Hook-Up

RED

Ring (B)

GRN

Ground (Earth)

BLK

Tip (A)

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Page 146
Image 146
3M 965AMS manual POTSLongitudinal BalanceHook-Up