DHO924S - Measuring equipment Rigol - Free user manual and instructions
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| Product Type | Digital Oscilloscope |
| Brand | Rigol |
| Model | DHO924S |
| Bandwidth | 200 MHz |
| Number of Channels | 4 |
| Sample Rate (per channel) | 2 GSa/s |
| Vertical Resolution | 8 bits |
| Display Size | 7-inch TFT LCD (1024 x 600) |
| Dimensions (W x H x D) | 306 mm x 187 mm x 100 mm |
| Weight | 2.6 kg (5.7 lbs) |
| Power Supply | 100-240 VAC, 50/60 Hz, 70 W max |
| Interfaces | USB Host, USB Device, LAN, AUX Out, Probe Compensation |
| Main Functions | Waveform capture, FFT analysis, serial bus decoding, mask testing, math operations, automatic measurements |
| Maintenance and Cleaning | Clean the exterior with a dry, lint-free cloth; avoid solvents. Calibrate annually at an authorized center. |
| Safety | CAT I 300 Vrms input rating; overvoltage protection; please use only provided power cord and probes. |
| Spare Parts and Repairability | Spare parts available through Rigol distributors; repair by qualified personnel only; typical response time for parts: 2-4 weeks. |
| Operating Temperature | 0°C to 50°C (32°F to 122°F) |
| Storage Temperature | -20°C to 70°C (-4°F to 158°F) |
Frequently Asked Questions - DHO924S Rigol
How to update the firmware on the Rigol DHO924S?
Download the latest firmware from the Rigol support website. Copy the .bin file to a USB drive, insert it into the oscilloscope, go to System > Firmware Update, and follow the on-screen instructions.
How to calibrate the oscilloscope?
Calibration should be performed annually by an authorized Rigol service center. Self-calibration is possible via Utility > Self Cal, but only for internal adjustments using the built-in reference.
How to connect probes correctly?
Connect the BNC connector to the channel input. For passive probes, set the attenuation factor to 1x or 10x on both the probe and the oscilloscope (Channel menu). Ensure the ground clip is connected to a low-impedance ground point.
How to save waveform data?
Press the Save button, select Waveform, choose format (e.g., CSV or BIN), and save to internal memory or a USB drive via the Storage menu.
How to measure frequency of a signal?
Press the Measure button, then select Add Measurement. Choose Frequency from the list. The frequency will be displayed in the measurement bar.
How to use FFT analysis?
Press the Math button, select FFT as the operation, choose a source channel, adjust the horizontal and vertical scales, and set the window type (e.g., Hanning or Rectangular).
How to reset to factory defaults?
Go to Utility > System > Factory Reset. Confirm the action. The oscilloscope will restart with default settings.
How to clean the oscilloscope?
Disconnect power. Use a soft, dry cloth to wipe the exterior. For stubborn dirt, lightly dampen the cloth with water. Do not use alcohol or abrasive cleaners, and avoid liquid entering the vents.
What is the warranty period for the DHO924S?
Rigol offers a standard three-year warranty covering manufacturing defects. Extended warranties are available through distributors.
Where can I find technical support or service?
Visit the official Rigol support website (www.rigol.com/support) for manuals, software, and contact information. For repairs, contact your local Rigol authorized service center.
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USER MANUAL DHO924S Rigol
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Product information
Brand : Rigol
Model : DHO924S
Category : Measuring equipment