Prokit's Industries MT-8006B - Manual (Page 11)

● LO BATT：
If the LO BATT LED lights, that means the user needs to change
the battery for fear of losing data.
Caution
After the battery is removed, the memory of stored numbers
will last for 15 seconds only. When changing the battery,
please pay attention for the polarity of the battery. If the
memory disappears, please follow the previous process as
mentioned in this manual to store a number.
● HI →Line high voltage LED indication
1. Set the function switch to “OFF” position.
2. Connect the two test leads of the line to the angled bed of
nails.
3. If the "HI" LED lights up; voltage over 70V was detected.
Please don't connect the MT-8006B Data Diver to this line to
avoid the Data Diver damaged.
4. OFF mode operation
● Pick up call：
When receiving a FSK or DTMF call, the Caller ID will display
on LCD. The MT-8006B will also add the number to the
incoming call list and give it a corresponding order in the list. If
the call is from a FSK system, MT-8006B will update the month,
date and time setting of system by the information provide by
FSK signal. If the call is come from DTMF system, MT-8006B
will show the system date and time. LCD will also displays the
corresponding order of the receiving call in the incoming call list.
If the number is not in the incoming call list, the LCD will
indicate it is a new number.
When the ringer is ringing, slide the switch to “Talk” position as
common telephone
● Incoming call list checking and Dialing
1. Press ▲ or ▼ to enter the incoming calling list.
2. Use the ▲ or ▼ key to view numbers in the Call ID list.
3. To make an auto speed scroll press the ▲ or ▼ key for 3
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