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PN 2749020

October 2006

©2006 Fluke Corporation. Printed in China.

TS

®

44 PRO Test Set Users Card

Data Test

Connect the unit to Tip and Ring and move the T/M 
switch to 

T

. If high speed data is present, the unit’s 

alarm will start beeping and the unit will lockout 
and not go off-hook. If there is no high speed data, 
the unit will go off-hook.

Data Lockout Override

In Talk mode, while the data lockout alarm is 
sounding, press the 

OVERRIDE

 key – the unit will 

go off-hook. For example, this is what you would 
do to access POTS on a line carrying both POTS and 
ADSL. 

Line Voltage Test

In Monitor mode, press 

Vdc&mA/

TEST

 key.

Low Voltage

0 Vdc to 2 Vdc - LO LED lights up red for 3 sec-
onds.
2 Vdc to 42 Vdc - LO LED flashes red.

Normal Voltage

42 Vdc to 53 Vdc - LO and HI LEDs flash green 
once.

High Voltage

53 Vdc to 140 Vdc - HI LED flashes red.
>140 Vdc - HI LED lights up red for 3 seconds.

Loop Current Test

Go off-hook and press the

 Vdc&mA TEST

 key.

If the loop current is less than 23mA, the mA LED 
flashes red. If the loop current is greater than 
23mA, the mA LED flashes green.

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