User`s guide

User’s and Service Guide Supplement 13
E4438C Option HEC
Repeatable Triggering for Multiple Baseband Sources
54815A Infinium Oscilloscope
1. Turn the power On.
2. Select Channel 1 from the setup menu. This can be accomplished by using the channel
keys above each input BNC connector or by clicking the mouse with the pointer on the
right-hand button to enable the graphical interface.
3. Set Scale to 1.0 V/div, dc Coupling, 50 Ω Input and an Offset of 3.0 VDC.
Refer to Figure 8.
Figure 8 Channel Setup on the Oscilloscope
4. Repeat Step 3 for each channel as follows:
• Channel 2 Offset 1.0 Volt, select DC
• Channel 3 Offset –1.0 V, select DC
• Channel 4 Offset –3.0 V, select DC