JYETech DSO 138 DIY KIT 13803K Digital Oscilloscope Instruction Manual

1. Konec produktuview

The DSO138 is engineered as a training oscilloscope kit, emphasizing fundamental oscilloscope functions for straightforward assembly and operation. It incorporates a Cortex-M3 ARM processor (STM32F103C8) and a 2.4-inch TFT LCD, providing clear waveform visualization. This specific 13803K kit features pre-soldered Surface Mount Device (SMD) components and a pre-programmed Microcontroller Unit (MCU), which simplifies the initial assembly process.

2. Nastavení a montáž

While the SMD components are pre-soldered and the MCU is pre-programmed, the assembly of through-hole components and general soldering are still required for other parts of the kit. Please refer to the detailed assembly instructions and schematics provided with your physical kit for precise, step-by-step guidance.

Požadavek na napájení: A 9V DC power supply is essential for the operation of the DSO138 and is not included with this kit. Ensure that the power supply you use is compatible with the device's specifications.

Figure 2.1: All components included in the JYE DSO 138 DIY KIT 13803K.

Figure 2.2: The assembled circuit board and display module of the DSO 138 kit.

3. Návod k obsluze

The DSO138 provides essential oscilloscope functionalities for signal analysis.

Klíčové vlastnosti:

• Analogová šířka pásma: 0 - 200 kHz
• Sampsazba ling: 1Msps max
• Citlivost: 10 mV/dílek - 5 V/dílek
• Vertikální rozlišení: 12bitový
• Časová základna: 10 us/dílek - 500 s/dílek
• Record Length: 1024 bodů
• Testovací signál: Built-in 1KHz/3.3V test signal for calibration and testing
• Funkce HOLD: Waveform frozen (HOLD) function available for detailed analysis

Connecting and Displaying Waveforms:

Connect your signal source to the input BNC connector. Utilize the onboard controls to adjust the vertical sensitivity (V/Div) and timebase (s/Div) settings. These adjustments are crucial for properly scaling and displaying the waveform on the 2.4-inch TFT LCD in real-time.

Figure 3.1: The DSO 138 digital oscilloscope actively displaying a waveform from an external source.

Obrázek 3.2: Podrobný view of the DSO 138's 2.4-inch TFT LCD, showing a clear sine wave display.

4. Údržba

To ensure the longevity and optimal performance of your DSO138 oscilloscope, follow these maintenance guidelines:

• Čištění: Udržujte zařízení čisté a bez prachu. K čištění používejte měkký, suchý hadřík. Nepoužívejte abrazivní čisticí prostředky ani rozpouštědla.
• Podmínky prostředí: Do not expose the oscilloscope to extreme temperatures, high humidity, or direct sunlight. Store it in a dry, stable environment.
• Zacházení: S přístrojem zacházejte opatrně, abyste předešli fyzickému poškození. Zabraňte jeho pádu nebo silným nárazům.
• Modifikace: Do not attempt to modify the internal circuitry beyond the intended assembly steps. Unauthorized modifications can void any potential warranty and may damage the device.

5. Řešení problémů

This section addresses common issues you might encounter with your DSO138 kit.

Běžné problémy:

• Žádný displej nebo napájení: Ensure the 9V DC power supply is correctly connected and functioning. If the kit was recently assembled, double-check all power-related connections and soldering points for continuity and shorts.
• Distorted or Unstable Waveforms: Verify that the probe is securely connected and that its 1X/10X switch (if present) is set appropriately for your measurement. Adjust the vertical sensitivity (V/Div) and timebase (s/Div) settings on the oscilloscope to properly scale the waveform.
• Přehřátí součástek: If any component, such as a diode (e.g., D2), becomes excessively hot during operation, immediately disconnect power. This often indicates a short circuit, an incorrectly installed component, or a faulty part. Consult the provided schematic for correct component placement and values.

For more detailed troubleshooting steps, refer to the comprehensive troubleshooting guide and schematic included with your kit. If issues persist, contact JYETech customer support for further assistance.

6. Specifikace

Detailed technical specifications for the JYETech DSO 138 DIY KIT 13803K:

• Analogová šířka pásma: 0 - 200 kHz
• Sampsazba ling: 1Msps max
• Citlivost: 10 mV/dílek - 5 V/dílek
• Vertikální rozlišení: 12bitový
• Časová základna: 10 us/dílek - 500 s/dílek
• Record Length: 1024 bodů
• Zobrazit: 2.4-inch TFT LCD (320 x 240 dot matrix, 262K colors)
• Procesor: Cortex-M3 ARM (STM32F103C8)
• Testovací signál: Built-in 1KHz/3.3V
• Napájení: 9V DC (není součástí balení)
• Rozměry (produkt): Přibližně 4 x 3 x 1 palce
• Hmotnost položky: Přibližně 3.99 unce

7. Záruka a zákaznická podpora

For specific warranty terms, conditions, and to access technical support, please refer to the official documentation provided with your JYETech DSO 138 DIY KIT 13803K or visit the official JYETech website. Contact information for customer service is typically found within the product packaging or on the manufacturer's webmísto.