3
Get started
Always follow the instructions in this chapter in sequence.
Install battery
Warning
•
Risk of explosion! Keep batteries away from heat, sunshine or fire.
Never discard batteries in fire.
•
Danger of explosion if battery is incorrectly replaced. Replace only
with the same or equivalent type.
•
The battery contains chemical substances, so it should be disposed
of properly.
•
Keep children away from the battery.
Note
•
You can only use AC power as power supply. The lithium CR2032
battery is only for back-up purpose.
•
When power is disconnected, the display backlight is off.
For first-time use:
Remove the protective tab to activate the battery. B
To replace the battery: C