TESTO 870 - Operation; Power Supply Operation; Initial Operation Guide; Switching Device On and Off

4 Operation
10
3.2 Power supply
The power is supplied to the instrument via a replaceable rechargeable battery
or the mains unit provided (battery must be inserted).
With an attached mains unit, power is supplied automatically via the mains unit
and the rechargeable battery is charged (only at ambient temperatures from 0
to 40°C).
If the instrument is switched off when connected to a PC via the USB interface,
the rechargeable battery is charged via the USB interface.
It is also possible to charge the battery using a charging station (accessory).
The instrument is equipped with a buffer battery to maintain the system data
during an interruption in the power supply (e.g. when the battery is changed).
4 Operation
4.1 Initial operation
Please read the testo 870 1st steps commissioning instructions supplied
(0970 8702).
4.2 Switching instrument on and off
Switching on the camera
1
- Remove protective cap from the
lens.
2
- Press .

The camera starts.

The start screen appears on the
display.