Subtract The Results; Back-Light Switch & Laser Pointer Switch - TOOLCRAFT LDM 50 U Notice D'emploi

Subtract the results

1. To subtract your measuring results, simply press
2. Please notice
3. Result will be displayed at sub-screen.
Flash twice to confirm
Subtraction
Be sure to add and subtract numbers under the
same unit.
18. Back-Light Switch & Laser Pointer
Switch
1. To enable and disable
backlight for the device,
press .
52
will flash twice to confirm subtraction is done.
to subtract.
Result on sub-screen