Handheld Optical Power Meter
20
6.2 Power On the optical power meter
First, insert the battery or the PSU. Press
to turn on the tester, (Fig. 6-5) is the opening interface.
Fig. 6-5
When the tester is standby, press
key to restart or choose the auto-off function.
If the auto-off function is choosen, the “Auto-off” will display on the left bottom of the screen.
6.3 Backlight setting
After turning on the optical power meter, long press , to choose the backlight control mode.
6.3.1 “LDR” Intelligent backlight control mode
Long press
,“B/L SET” is green (6-6),after 10 seconds, the green LED indicates off, the LDR the
controller will automatically adjust the backlight within 15 seconds with the outside light, which is to save
the power.
Fig. 6-6
6.3.2 Choose the key control backlight mode.
Long press
, “B/L SET” indicator turns to red (6-7), enter into key control backlight mode, after 10
seconds the indicator off, short press can ON/OFF the backlight.
Fig. 6-7
Electricity Indicator
Calibrated
dBm Value
Power saving mode
(Auto-off)
indicator(Green)
Indicator(red)
