TELEPHONE LINE TESTER
4
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Environment noise: ≤60dB
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Atmospheric pressure: 86~106Kpa
6. Operation directions
6.1 Telephone functions
Connect test clamp to telephone line directly or through assistant test line, it can be used as
telephone to dial, talk and realize caller ID.
6.1.1 Dialing
Press HOOK key, talking LED is on and there will be a sound, to dial number.
Example: Dial number of 3584060 and the LCD will display like followings:
Press HOOK key to end talk.
6.1.2 Receiving
Press HOOK key to talk when the tester is ringing, press HOOK key to end talk.
6.1.3 Redial
Press
“REDIAL”
, you can redial last telephone number. If it is busy, please hang and press
redial again.
6.1.4 Incoming call number display
This function is only used in the line which has incoming call number display service and the
function can check the line repair quality, the incoming call number will be displayed when it
receives the FSK or DTMF incoming call. The number can be refreshed automatically.
If the incoming call number is secret and it will be displayed as:
If the size of incoming call number exceeds the range and it will be displayed as:
If the incoming call signal is wrong and it will be displayed as:
3 5 8 4 0 6 0
. . .
P .
. .
. . .
0
. . .
. . .
E .
. .
