1. บทนำ
This manual provides instructions for the Cardo Systems SCALA 500 Bluetooth Headset. The SCALA 500 is designed to complement your mobile phone, offering hands-free communication with advanced features such as wind blocking technology and an integrated speaker booster. It is lightweight and offers extended talk time.
2. เนื้อหาบรรจุภัณฑ์
The Cardo SCALA 500 package includes the following items:
- SCALA 500 Headset
- พกพาแขน
- VersaClip Ear/Eyeglasses Clip
- แท่นชาร์จ
- Carry Lanyard
- อะแดปเตอร์ AC
- Software (Driver Disk)
- คู่มือการใช้งาน
- Warranty and Registration Card

Image: The Cardo SCALA 500 Bluetooth Headset, showcasing its compact design with an ear hook and main control button.
3. การตั้งค่า
3.1 การสวมชุดหูฟัง
The SCALA 500 offers flexible wearing options for comfort and stability:
- Ear Loop Adjustment: Squeeze the flexible ear loop inwards, then release to allow it to snap back, conforming to your ear's shape.
- การวางตำแหน่ง: Place the headset on your ear, gently pushing the speaker into the exterior cavity of your ear.
- การปรับขั้นสุดท้าย: Adjust the ear loop further until it fits comfortably and securely around the contours of your ear.
Alternatively, use the provided VersaClip for attachment to eyeglasses or sunglasses.

Image: The Cardo SCALA 500 headset shown with both the standard ear loop attachment and an alternative eyeglasses clip for secure wearing.
3.2 การจับคู่กับอุปกรณ์บลูทูธ
The SCALA 500 is compatible with Bluetooth 1.1 specification devices supporting Handsfree and Headset profiles. It can be paired with up to 8 different Bluetooth devices.
- การจับคู่เริ่มต้น: Pair the headset with your first desired Bluetooth device (e.g., mobile phone). Refer to your device's manual for its specific pairing procedure.
- Headset Pairing Mode: After pairing with the first device, place the headset into pairing mode again. This is typically indicated by alternating red and blue flashes on the headset's indicator light.
- การจับคู่อุปกรณ์เพิ่มเติม: Pair the headset with your second Bluetooth device. Repeat this process for up to 8 devices.
- Switching Connections: To switch the headset's active connection from one paired device to another, the currently connected device must first disconnect from the headset. This allows another previously paired device to establish a connection.
4. การใช้งานชุดหูฟัง
The SCALA 500 features intuitive controls for managing calls and audio.
4.1 การจัดการการโทร
- การรับ / วางสาย: Use the main control button on the headset to answer or end incoming calls.
- โทรออกด้วยเสียง: The headset supports voice dialing functionality. Refer to your mobile phone's instructions for enabling and using voice commands.
- การปฏิเสธการโทร: Incoming calls can be rejected directly from the headset.
- ฟังก์ชั่นปิดเสียง: A mute control is available on the headset.
- โอนสาย: You can transfer calls between the headset and your mobile phone handset.
4.2 การควบคุมระดับเสียง
The headset includes dedicated controls for adjusting volume. These controls interface with your phone's volume settings, providing synchronized adjustment.
4.3 WindGuard Technology
The SCALA 500 incorporates Cardo's proprietary WindGuard technology, which significantly reduces wind interference during calls, enhancing audio clarity in various environments.
5. การบำรุงรักษา
5.1 การชาร์จชุดหูฟัง
Use the provided charging cradle and AC adapter to recharge the internal battery. The charging cradle is designed for fast recharging. Ensure the headset is correctly seated in the cradle for proper charging.
5.2 Storage and Carrying
The included carry sleeve allows for convenient storage and transport. It can be worn as a neckband or clipped to a belt.

Image: The Cardo SCALA 500 headset shown with its carry sleeve, demonstrating how it can be worn around the neck or clipped to a belt for portability.
5.3 การดูแลทั่วไป
- Keep the headset clean and dry.
- Avoid exposing the headset to extreme temperatures or direct sunlight for prolonged periods.
- Do not attempt to disassemble the headset, as this may void the warranty.
6 การแก้ไขปัญหา
If you encounter issues with your SCALA 500 headset, consider the following:
- ไม่สามารถจับคู่ชุดหูฟัง: If the headset is already powered on but not pairing, turn it off and then on again to re-enter pairing mode.
- Reconnection Issues: If you pair the headset with a different device while your primary phone is off or out of range, you may need to re-pair it with your primary phone for subsequent use.
- Poor Audio Quality/Disconnections: Ensure the headset is fully charged and within the Bluetooth range of your connected device (typically up to 33 feet or 10 meters). Obstructions like walls can reduce range.
- การจดจำเสียง: If using voice recognition systems, speak clearly and slightly louder than normal if the system struggles to understand commands.
7. ข้อมูลจำเพาะ
| หมายเลขรุ่น | SCALA 500 |
| ยี่ห้อ | การ์โด |
| เทคโนโลยีการเชื่อมต่อ | บลูทูธ (ไร้สาย) |
| เวอร์ชันบลูทูธ | 1.2 ได้มาตรฐาน |
| เวลาสนทนา | นานถึง 9 ชั่วโมง |
| เวลาสแตนด์บาย | นานสูงสุด 1 สัปดาห์ |
| น้ำหนักสินค้า | 0.58 ออนซ์ (16.8 กรัม) |
| ขนาดสินค้า | 0.5 x 1.3 x 0.5 นิ้ว |
| คุณสมบัติพิเศษ | Microphone Included, WindGuard Technology, Integrated Speaker Booster |
| ฟอร์มแฟกเตอร์ | On Ear (Single Ear) |
8. การรับประกันและการสนับสนุน
The Cardo Systems SCALA 500 Bluetooth Headset includes a warranty and registration card within its packaging. For detailed warranty information, please refer to the provided documentation.
For technical support, troubleshooting assistance, or warranty claims, please contact Cardo Systems directly. Their customer support team is available to assist with product-related inquiries.
You can typically find contact information for Cardo Systems on their official website or through the support section of your user's guide.





