Senter ST230F, Руководство пользователя

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ST230F TELEPHONE LINE TESTER
6
6.1.5 Free Hands (loudspeaker) Function
Loose all the keys of the tester, connect with POTS cable, press the key and the tester is in the off-hook mode, and you
can hear the louder speaker sound, press the key again, it is in hook mode. If you press Hook first, and then press the key,
you also are in the loudspeaker mode, press the key again, and cancel the loudspeaker function.
6.1.6 Telephone number storage and dial function
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Telephone number storage
Under hook status and no ringing signal, this tester can store telephone number. First, press the number you want to store
like “0-1-…n”, then press “STORE”, and press storage address number “n”,0≤n≤9
。
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Storage number dial
Connect terminal post to the telephone line, then press “ MEMORY ”, and press number address key “n”, press “HOOK” or
“SPKR”, you can dial the number you want.
6.1.7 Data lockout override function
Loose all keys, connect clamps to a telephone line with data service (ISDN, ADSL and data service is being used), in this
situation, telephone can not off-hook, if you want to off-hook, and you should firstly press “ UNLOCK ”(Note: if the high
voltage light is bright, please do not off-hook in order not to damage the tester.).
6.1.8 Mute function
Loose all keys, connect clamps to the telephone line, off-hook and press “ MUTE ”, the other side can not hear our voice,
and press “ MUTE ” again, it becomes normal.
6.1.9 P/T transfer function
Loose all keys, under test status and no ringing signal, this tester can do P/T transfer operation. Pressing “*” more than 3
seconds can realize pulse dialing and tone dialing transformation, after successful transformation, the LCD will display
“pulse” or “tone”.
6.1.10 High DC voltage indication
Connect this tester to the telephone line, if there is high DC voltage, the DATA light will be bright all the time. Please do not
off-hook in order to damage the tester.
Notice:
1. If the line has high AC/DC voltage, please do not use telephone function.
2. Only the line which has opened caller ID service can has caller telephone number function.
3. Line high voltage indicator can only apply to lines with low current and the range can not exceed 150V.
6.2 Tester test
Press “Phone/Tester” and connect test line to user line which will be tested, you can have the tests like followings:
6.2.1 AC V & DC V test
In the normal status, press “Phone/Tester” (“Phone/Tester” LED on) to have the voltage test.
It means that there is high voltage in the line if the LCD display like following and there is fluting sound. Please take the
clamps quickly.