U1241A/U1242A User’s and Service Guide IX
In This Guide…
1
Getting Started 
Chapter 1 introduces key features and steps to get started 
with a  U1241A or U1242A handheld digital multimeter. This chapter also guides 
you through the basics of the front panel operations.
2
Features and Functions 
 Chapter 2 contains the information on how to set up 
connections to perform meter measurements. It also describes the features and 
functions that are available in the U1241A and U1242A handheld digital 
multimeters in step-by-step instructions.
3
Default Setting Configurations 
Chapter 3 describes on how to change and 
configure the default setting of the U1241A and U1242A handheld digital 
multimeters including data logging and other setting features
4
Service and Maintenance
     Chapter 4 provides the information on the 
warranty, services, maintenance procedures and troubleshooting hints to solve 
general problems that you may encounter with the meter.
5
Performance Tests and Calibration 
Chapter 5 contains the procedures of 
the performance verification tests and calibration adjustments. 
6
Specifications and Characteristics
 Chapter 6 lists the specifications and 
characteristics of the U1241A and U1242A handheld digital multimeters.