USER'S MANUAL. TV EXPLORER II/II+
3 INSTALLATION
3.1
Power Supply
The TV EXPLORER II / II+ is a portable instrument powered by one 7.2 V Li-Ion
battery. There is also an external DC charger provided for mains connection and battery
charging.
3.1.1 Operation using the External DC Charger
Connect
the
external
TV EXPLORER II / II+ side panel. Connect the DC charger to the mains. Then, press the
rotary selector [1] for more than two seconds. The level meter is now in operation and
the battery is slowly charged. When the instrument is connected to the mains, the
CHARGER indicator [4] remains lit. This indicator changes of colour according to the
battery charge status:
RED
YELLOW
GREEN
Table 1.- Indication of the battery charge status (CHARGER).
3.1.2 Operation using the Battery
For the device to operate on the battery, disconnect the power cable and press the
rotary selector [1] for more than two seconds. The fully charged battery can power the
equipment for more than 4.5 hours non-stop.
If battery is very weak, the battery cut-off circuit will prevent the device from
functioning. In such a situation battery must be recharged immediately.
Before taking any measurements, you have to check the charge status of the
battery by checking the battery charge level indicator that appears when activating the
measurement mode pressing key
12/2013
DC
charger
to
EXT.
BATTERY CHARGE STATUS
OFF
< 50 %
> 50 %
100 %
[12]. These are the indicators on screen:
SUPPLY
[32]
on
the
ON
< 90 %
> 90 %
100 %
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