U1231A/U1232A/U1233A User’s Guide XI
Table of Contents
1 Introduction      1
About This Manual      2
Documentation map      2
Safety notes      2
Preparing Your Multimeter      3
Checking the shipment      3
Installing the batteries      3
Turning on your multimeter      6
Automatic Power-Off (APO)      6
Enabling the backlight      7
Enabling the flashlight      7
Selecting the range      9
Alerts and warnings during measurement      10
Adjusting the tilt stand      11
Connecting the IR-USB cable      11
Power-on options      13
Your Multimeter in Brief      15
Dimensions      15
Overview      17
Rotary switch      19
Keypad      22
Display screen      24
Input terminals      28
Cleaning Your Multimeter      30
2 Making Measurements      31
Measuring AC Voltage      32
Measuring DC Voltage      34