1. Танилцуулга
Thank you for choosing the Cherub WST-500A Chromatic Tuner. This compact and versatile digital tuner is designed for accurate tuning of various musical instruments, including violin and guitar. It features multiple tuning modes to suit your needs. Please read this manual thoroughly to understand the tuner's functions and ensure optimal performance.
2. Аюулгүй байдлын мэдээлэл
To prevent damage to the device or injury to yourself or others, please observe the following safety precautions:
- Do not expose the tuner to extreme temperatures, direct sunlight, high humidity, or corrosive environments.
- Avoid dropping the tuner or subjecting it to strong impacts.
- Do not attempt to disassemble or modify the tuner. Refer all servicing to qualified personnel.
- Use only the specified battery type (2 x AAA batteries). Ensure correct polarity when installing batteries.
- Remove batteries if the tuner will not be used for an extended period to prevent leakage.
- Батерейг хүүхдэд хүрэхгүй газар хадгална уу. Хэрэв залгисан бол яаралтай эмнэлгийн тусламж авах хэрэгтэй.
3. Бүтээгдэхүүн дууссанview
The Cherub WST-500A features a clear LCD display and intuitive controls for easy operation.

Зураг 1: Урд view of the Cherub WST-500A Chromatic Tuner, showing the display, control buttons, speaker, and microphone.
Хяналт ба онцлогууд:
- LCD дэлгэц: Shows note name, tuning accuracy, and mode indicators.
- ON/OFF товч: Powers the tuner on or off.
- AUTO/ITEM Button: Switches between Automatic tuning mode and specific instrument presets (Guitar, Violin).
- FLAT/SOUND Button: In tuning mode, adjusts flat settings. In sound mode, cycles through reference tones.
- ГАРЫН УРАМШУУЛАЛТ Товчлуур: Activates Manual tuning mode.
- UP/DOWN Buttons (Manual): Used to select notes in Manual mode or adjust settings.
- Built-in Microphone (MIC): Detects instrument sound for tuning.
- Илтгэгч: Emits reference tones in Sound mode.
- Зогсоол: Integrated stand on the back for upright positioning.
4. Тохиргоо
4.1 Батерей суурилуулах
- Тохируулагчийн ар талд батерейны тасалгааг олоорой.
- Зайны тасалгааны тагийг гулсуулж нээнэ үү.
- Insert two (2) AAA batteries, ensuring the correct positive (+) and negative (-) polarity as indicated inside the compartment.
- Зайны тасалгааны тагийг сайтар хаа.
4.2 Асаах/унтраах
- To turn the tuner ON, press the ON/OFF товч. Дэлгэц гэрэлтэх болно.
- To turn the tuner OFF, press and hold the ON/OFF товчийг ойролцоогоор 2 секунд дарна уу.
5. Ашиглалтын заавар
5.1 Tuning Modes
The WST-500A offers three primary tuning modes:
- Автомат горим: The tuner automatically detects the note being played. This is the default mode.
- Гар горим: Allows you to manually select the target note for tuning.
- Дууны горим: The tuner plays a reference tone for you to tune by ear.
5.2 Chromatic Tuning (Automatic Mode)
- Turn on the tuner. It will typically start in Automatic Chromatic mode.
- Play a single note on your instrument. Hold the note steadily.
- The tuner's display will show the detected note name.
- Adjust your instrument until the needle on the display is centered and the indicator light turns green.
- If the needle is to the left, the note is flat; tighten the string. If the needle is to the right, the note is sharp; loosen the string.
5.3 Instrument Presets (Guitar/Violin)
The tuner includes specific presets for Guitar and Violin, which can simplify tuning for these instruments.
- Тохируулагчийг асаана уу.
- дээр дарна уу AUTO/ITEM button repeatedly to cycle through the available instrument modes (Chromatic, Guitar, Violin). The selected instrument will be indicated on the display.
- In Guitar or Violin mode, play the desired string. The tuner will display the target note for that string and guide you to tune it.
- Tune your instrument until the display indicates the correct pitch (centered needle, green light).
5.4 Гарын авлагын горим
Use Manual mode when you need to tune to a specific note or if the automatic detection is challenging.
- Тохируулагчийг асаана уу.
- дээр дарна уу ГАРЫН АВЛАГА button to enter Manual mode.
- -г ашиглана уу UP болон ДООШ buttons to select your desired target note.
- Play the corresponding note on your instrument and adjust until the display indicates accurate tuning.
5.5 Дууны горим
Sound mode provides an audible reference tone for tuning by ear.
- Тохируулагчийг асаана уу.
- дээр дарна уу FLAT/SOUND button to enter Sound mode.
- дээр дарна уу FLAT/SOUND button again to cycle through the available reference tones (e.g., A4, B4, C5).
- Listen to the reference tone and tune your instrument's corresponding string to match the pitch.

Figure 2: The Cherub WST-500A Tuner shown in a hand, illustrating its compact and portable design (approximately 3.9 inches / 9 cm in height).
6. Засвар үйлчилгээ
Proper care will extend the life of your Cherub WST-500A tuner.
- Тохируулагчийг зөөлөн, хуурай даавуугаар цэвэрлээрэй. Шингэн цэвэрлэгч эсвэл зүлгүүрийн материал бүү ашиглаарай.
- If the tuner will not be used for an extended period, remove the batteries to prevent potential leakage and damage.
- Тохируулагчийг нарны шууд тусгал, хэт температураас хол, сэрүүн, хуурай газар хадгална.
7. Алдаа засах
If you encounter issues with your tuner, refer to the following table:
| Асуудал | Боломжит шалтгаан | Шийдэл |
|---|---|---|
| Тохируулагч асахгүй байна. | Дууссан эсвэл буруу суурилуулсан батерей. | Батерейг шинэ AAA батерейгаар сольж, зөв туйлшралыг баталгаажуулна уу. |
| Буруу тохируулгын уншилт. | Background noise, instrument not producing a clear tone, or incorrect mode. | Ensure a quiet environment. Play notes clearly and steadily. Verify the correct tuning mode (Chromatic, Guitar, Violin) is selected. Try Manual mode. |
| Дэлгэц бүдэгхэн эсвэл анивчих. | Батерейны хүчин чадал бага. | Зайгаа солих. |
| No sound from speaker in Sound Mode. | Not in Sound Mode, or very low battery. | Press FLAT/SOUND button to enter Sound Mode. Replace batteries if necessary. |
8. Техникийн үзүүлэлтүүд
- Тааруулах хүрээ: Db (69.296Hz) - d3 (1174.66Hz)
- Тохируулах горимууд: Chromatic, Guitar, Violin
- Илрүүлэх арга: Микрофон
- Эрчим хүч: 2 x AAA батерей
- Хэмжээ: Ойролцоогоор 5.8 x 2.7 x 0.9 инч (14.7 x 6.9 x 2.3 см)
- Жин: Ойролцоогоор 3.2 унц (90 грамм) (батерейгүй)
9. Баталгаат хугацаа ба дэмжлэг
Cherub products are manufactured to high-quality standards. For specific warranty information, please refer to the warranty card included with your purchase or contact your local Cherub distributor or retailer. For technical support or further inquiries, please visit the official Cherub webсайт эсвэл харилцагчийн үйлчилгээний хэлтэстэй холбогдоно уу.
Аливаа баталгаат нэхэмжлэлийн хувьд худалдан авалтаа нотлох баримтаа хадгална уу.