Minolta Pulsox-2 - Manual (Page 15)

14
Back Light
The backlight will light up automatically when the surroundings
become dark.
When backlight isn’t turned by the bright surroundings, cover the
backlight sensor window with finger.
• Once the backlight is lit, it will remain lit until measurement stops.
• When battery mark is blinking, backlight isn’t turned on. Please
replace the battery.
Backlight sensor window