4. Control (key and knob) area
5. Probe Compensation: Measurement signal(5V/1KHz) output
6. EXT Trigger Input
7. Signal Input Channel
8. Menu off
Left Side Panel
1. Power switch: "―" represents power ON; "○" represents power OFF.
2. AC power input jack
Right Side Panel
1. USB Host port: It is used to transfer data when external USB equipment connects to
the oscilloscope regarded as "host device". For example: upgrading software by USB
flash disk needs to use this port.
2. USB Device port: It is used to transfer data when external USB equipment connects to
4.Junior User Guidebook
Figure 4-2 Left side panel
Figure 4-3 Right side panel
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