Keysight U1253B Guía Del Usuario Y Servicios página 172

Performance Tests and Calibration 6
Charge terminals alert test
This test determines whether the charge terminal alert is functioning properly.
Set the rotary switch to any position other than , , , or .
Provide a voltage level more than 5 V to the terminal. An error message
Error ON mA INPUT (as shown in Figure 6-3) will be displayed on the secondary
display, and a continuous beep will persist until the positive lead is removed from
the terminal.
Figure 6-3 Charge terminal error message
Before conducting this test, make sure the beep function is not disabled in Setup.
NOTE
Keysight U1253B User's and Service Guide 171