1. הקדמה
This manual provides essential instructions for the safe and efficient use of the RIGOL DHO914 Digital Oscilloscope. The DHO914 is a 4-channel oscilloscope featuring a 125 MHz bandwidth, 1.25 GSa/s sampling rate, 12-bit analog-to-digital converter, 50 Mpts memory depth, and a 7-inch 1024x600 pixel touchscreen display. Please read this manual thoroughly before operating the device.
2. זיכערקייַט אינפֿאָרמאַציע
Observe the following safety precautions to prevent injury and avoid damage to the instrument or any products connected to it. This device is designed for use by qualified personnel only.
- מאַכט מקור: Use only the power cable supplied with the instrument and ensure it is connected to a grounded power outlet.
- ווענטילאַטיאָן: Ensure proper ventilation. Do not block the ventilation openings.
- סוויווע: Operate the instrument in a dry environment, away from moisture, dust, and direct sunlight.
- פּראָבעס: Use only probes rated for the voltage and current being measured. Ensure probes are properly connected before making measurements.
- רייניקונג: Disconnect the power before cleaning. Use a soft, damp שטאָף; ניצט נישט אַברייסיוו רייניגער אָדער סאָלווענטן.
- סערוויס: פרובירט נישט צו סערוויסן דעם אינסטרומענט אליין. לאָזט איבער אלע סערוויסינג צו קוואַליפֿיצירטע סערוויס פּערסאָנעל.
3. סעטאַפּ
3.1 אַנפּאַקינג און דורכקוק
Carefully unpack the oscilloscope and check for any signs of damage during transit. Retain the packaging materials for future transport or storage.
3.2 וואָס איז אין דער קעסטל
פיגורע 3.2.1: Contents of the RIGOL DHO914 Oscilloscope box. The image displays two packaging boxes, the main oscilloscope unit, an EU power adapter, a USB A-B cable, a ground wire, four passive probes (150MHz), and a warranty card with calibration certificate.
The standard package for the RIGOL DHO914 includes:
- Main Unit (RIGOL DHO914 Digital Oscilloscope)
- Power Cable (EU Power Adapter)
- USB Cable (USB A-B Cable)
- ערד דראָט
- Passive Probes (4 units, 150MHz)
- Warranty Card & Calibration Certificate
3.3 פּראָדוקט איבערview
פיגורע 3.3.1: RIGOL DHO914 Physical Overview. This image illustrates the front panel with its 7-inch display and control buttons, the rear panel with various ports, a side view ווייַזט זײַן שלאַנק פּראָfile, and a detailed view of the control buttons. Dimensions are indicated as 265.36mm length, 77.38mm width, and 161.75mm height, with a weight of 1.78kg.
The DHO914 features a compact design with a 7-inch high-definition touchscreen. The front panel includes the display, control knobs, and buttons for various functions. The rear panel provides connectivity options such as USB Device&Host, LAN, and HDMI ports. The device measures approximately 26.53 cm (Length) x 7.74 cm (Width) x 16.17 cm (Height) and weighs 1.78 kg.
3.4 ערשט קאַנעקשאַן
- Connect the power cable to the oscilloscope's power input and then to a grounded AC power outlet.
- דרוק די מאַכט קנעפּל אויף די פראָנט טאַפליע צו קער אויף די מיטל.
- Connect the passive probes to the analog input channels (CH1, CH2, CH3, CH4) as needed for your measurements. Ensure the probe compensation is correctly adjusted for accurate readings.
- Optionally, connect USB devices, LAN cables, or an HDMI display to the respective ports for extended functionality.
4. אַפּערייטינג ינסטרוקטיאָנס
4.1 יקערדיק אָפּעראַציע
Upon powering on, the oscilloscope will display the main measurement interface. The 7-inch touchscreen allows for intuitive navigation and parameter adjustment. Alternatively, use the physical buttons and knobs for precise control.
פיגורע 4.1.1: RIGOL DHO914 Main Features. This image shows the oscilloscope's front panel with key specifications overlaid, including 125 MHz bandwidth, 12-bit resolution, 1.25 GSa/s sampling rate, 50 Mpts storage depth, and available interfaces (USB, LAN, HDMI), all controlled via a 7-inch 1024x600 HD touch display.
4.2 הויפּט פֿעיִקייטן און פֿונקציעס
- הויך האַכלאָטע: The 12-bit hardware resolution ensures precise signal capture, even for small signals, due to its ultra-low background noise.
- באַנדברייט און קאַנאַלן: Features 125 MHz analog bandwidth across 4 analog channels. An optional 16 digital channels are available for mixed-signal analysis.
- Sampling Rate and Memory: Offers a real-time sampling rate of up to 1.25 GSa/s and a deep memory of 50 Mpts, allowing for detailed capture of long signal sequences.
- כוואַליעפאָרם כאַפּן קורס: The Ultra Aqua mode provides a waveform capture rate of up to 1,000,000 wfm/s, increasing the probability of capturing infrequent events.
- אַרויסווייַז און צובינד: The 7-inch 1024x600 HD touchscreen supports 256-level grayscale real-time brightness, enhancing waveform visualization. The new Flex button provides an intuitive user experience.
- Integrated Analysis Functions: The oscilloscope integrates various analysis tools, including an arbitrary waveform/function generator, birdon trace analysis, histogram, and digital signal analysis.
- קאַנעקטיוויטי: Standard USB Device&Host, LAN, and HDMI ports facilitate data transfer, remote control, and external display connections.
- כוואַליעפאָרם זוכן און נאַוויגאַציע: Utilize the built-in search and navigation functions to quickly identify anomalies within captured waveforms.
5. וישאַלט
5.1 רייניקונג
To clean the instrument, disconnect it from the power source. Use a soft cloth dampened with a mild detergent solution. Do not use abrasive cleaners, solvents, or harsh chemicals, as these may damage the casing or display. Ensure no liquid enters the instrument.
5.2 סטאָרידזש
When not in use for extended periods, store the oscilloscope in a dry, dust-free environment, preferably in its original packaging or a protective case. Avoid extreme temperatures and humidity.
6. טראָובלעשאָאָטינג
די סעקציע גיט לייזונגען צו געוויינטלעכע פראבלעמען. פאר פראבלעמען וואס זענען נישט דא אויסגערעכנט, קאנטאקטירט קאסטומער סופארט.
| פּראָבלעם | מעגלעך סיבה | לייזונג |
|---|---|---|
| דאָס אינסטרומענט גייט נישט אָן. | שטראָם קאַבל נישט פארבונדן, שטראָם אַוטלעט דעפעקטיוו, שטראָם קנעפּל נישט געדריקט. | Check power cable connection. Verify power outlet functionality. Press the power button firmly. |
| קיין כוואַליעפאָרם ווערט נישט געוויזן. | Probe not connected, signal source off, vertical scale too high/low, trigger settings incorrect. | Ensure probes are connected to the signal source and oscilloscope. Verify signal source is active. Adjust vertical scale (V/div) and horizontal scale (s/div). Check trigger level and mode. |
| די כוואַליעפאָרם איז נישט סטאַביל אָדער גערוישפול. | Poor probe connection, ground loop, external interference, incorrect probe compensation. | Ensure secure probe connections. Use proper grounding techniques. Minimize external electromagnetic interference. Perform probe compensation adjustment. |
| טאָוטשסקרעען ניט ריספּאַנדאַבאַל. | Temporary software glitch, screen dirty. | Restart the instrument. Clean the screen with a soft, dry cloth. If the issue persists, use physical controls or contact support. |
7. ספּעסאַפאַקיישאַנז
The following table outlines the key technical specifications for the RIGOL DHO914 Digital Oscilloscope.
פיגורע 7.1.1: RIGOL DHO914 Technical Data. This image presents a table detailing the oscilloscope's specifications: Bandwidth: 125 MHz, No. Channels: 4A+16D Logic Analyzer, Sample Rate: 1.25G Sa/s, Memory Depth: 50 Mpts, Waveform capture rate: 1,000,000 wfms/s, Vertical Resolution: 12 bit, Min. Vertical Sensitivity: 500uV/div, Min. Timebase: 2 ns/div, Decode Types: RS232/I2C/SPI/CAN/LIN, Built-in Signal Generator: Not supported.
| פּאַראַמעטער | באַשרייַבונג |
|---|---|
| באַנדווידט | 125 מהז |
| נומער פון טשאַנאַלז | 4 Analog + 16 Digital (Logic Analyzer) |
| Sample קורס | 1.25 GSa/s |
| זכּרון דעפּט | 50 mpts |
| כוואַליעפאָרם קאַפּטשער ראַטע | 1,000,000 wfms/s (Ultra Aqua mode) |
| ווערטיקאַל רעסאָלוטיאָן | 12-ביסל |
| Min. Vertical Sensitivity | 500 µV/div |
| Min. Timebase | 2 ns/div |
| Decode Types | RS232, I2C, SPI, CAN, LIN |
| געבויט-אין סיגנאַל גענעראַטאָר | ניט געשטיצט |
| ווייַז | 7-inch (1024x600) HD Touchscreen |
| קאַנעקטיוויטי | USB Device&Host, LAN, HDMI |
| דימענסיעס (L X W X H) | 26.53 X 7.74 X 16.17 סענטימעטער (10.5 X 3.0 X 6.4 אינטשעס) |
| וואָג | 1.78 קג (3.9 לבס) |
| מאַכט מקור | Wired-electric |
8. וואָראַנטי און שטיצן
8.1 וואָראַנטי אינפֿאָרמאַציע
The RIGOL DHO914 Digital Oscilloscope comes with a standard 3 יאָר וואָראַנטי from the date of purchase. This warranty covers defects in materials and workmanship under normal use. Please refer to the included Warranty Card for detailed terms and conditions.
8.2 קונה שטיצן
For technical assistance, troubleshooting beyond this manual, or warranty claims, please contact RIGOL customer support. You can find contact information on the official RIGOL website or through your local distributor. Ensure you have your product model number (DHO914) and serial number ready when contacting support.
9. טיפּיש אַפּלאַקיישאַנז
The RIGOL DHO914 Digital Oscilloscope is suitable for a wide range of applications due to its high performance and versatile features.
פיגורע 9.1.1: RIGOL DHO914 Application Scenarios. This image displays various environments where the oscilloscope can be utilized, such as embedded development, factory production lines, instrument maintenance, educational and research settings, and automotive manufacturing.
- Embedded Development: For debugging and testing embedded systems.
- Factory Production Line: Quality control and signal integrity checks in manufacturing.
- ינסטרומענט וישאַלט: Diagnostics and repair of electronic equipment.
- Education and Research: Ideal for laboratory experiments and academic studies.
- Automotive Manufacturing: Analyzing signals in automotive electronic systems.