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Rigol DHO802 User Manual

Rigol DHO802
253 pages
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Table of Contents

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Rigol DHO802 Specifications

General IconGeneral
Bandwidth70 MHz
Channels2
Sample Rate1 GSa/s
Vertical Resolution12-bit
InterfacesUSB Host, USB Device, LAN
Input CouplingDC, AC, GND
LAN Port1
Waveform Capture Rate500, 000 wfms/s
Display7-inch LCD (1024 x 600)
Input Impedance1 MΩ || 16 pF
Max Input Voltage300 Vrms
Trigger TypesEdge, Pulse, Video, Slope, Pattern
USB Ports2 (1 USB Host, 1 USB Device)

Summary

Safety Requirement

General Safety Summary

Precautions to avoid injury or instrument damage during operation.

Safety Notices and Symbols

Explains warnings, cautions, and safety symbols used in the manual.

Measurement Category

Details the instrument's measurement category and definitions.

Quick Start

General Inspection

Steps to inspect packaging, instrument, and accessories upon receipt.

To Prepare for Use

Steps to get the instrument ready for operation, including supporting legs.

Probe Compensation

Procedure to compensate probes for accurate measurements.

User Interface Overview

Explains the main display elements, labels, and toolbars.

Parameter Setting Method

Explains setting parameters using knobs and the virtual keypad.

Vertical System

To Adjust the Vertical Scale

How to change the V/div setting for waveform amplitude.

To Adjust the Vertical Offset

How to change the vertical position of the waveform relative to ground.

Horizontal System

To Adjust the Horizontal Time Base

How to set the time/div scale for horizontal waveform display.

Acquisition System

Acquisition Mode

Explains Normal, Average, Peak, and UltraAcquire acquisition modes.

Triggering the Oscilloscope

Trigger Source

How to select analog channels or external trigger as the signal source.

Trigger Level

How to set the voltage level that initiates a trigger event.

Trigger Mode

Explains Auto, Normal, and Single trigger modes for acquisition control.

Edge Trigger

How to trigger based on the rising or falling edge of a signal.

Pulse Width Trigger

How to trigger based on the width of a pulse.

Slope Trigger

How to trigger based on the slope of a signal's edge.

Video Trigger

How to trigger on standard video signals like NTSC and PAL.

Pattern Trigger

How to trigger based on a specific logic pattern across channels.

Duration Trigger

How to trigger based on the duration of a specified pattern.

RS232 Trigger

How to trigger on RS232 serial data based on frame conditions.

I2C Trigger

How to trigger on I2C serial data based on address and data conditions.

SPI Trigger

How to trigger on SPI serial data based on clock and chip select signals.

Math Operation

Measurements

Auto Scale

Automatic waveform scaling and measurement of signal parameters.

Auto Measurements

How to access and configure automatic measurements.

Cursor Measurements

How to use cursors to measure X and Y values on waveforms.

Digital Voltmeter (DVM) and Frequency Counter

Pass/Fail Test

To Enable or Disable the Pass/Fail Test Function

Activating or deactivating the pass/fail test for signal quality check.

Protocol Decoding

RS232 Decoding

Configuring decoding parameters for RS232 serial communication.

I2C Decoding

Configuring decoding parameters for I2C serial communication.

SPI Decoding

Configuring decoding parameters for SPI serial communication.

Search and Navigation

Store and Load

Remote Control

Remote Control via USB

Connecting and controlling the instrument via USB using SCPI commands.

Remote Control via LAN

Connecting and controlling the instrument via LAN using network interface.

Troubleshooting

No waveform displayed

Steps to diagnose and resolve issues with no signal display.

USB storage device not recognized

Troubleshooting steps for USB device recognition problems.

Touch-enabled operation not working

Steps to resolve issues with the touch screen interface.

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