1. Pengenalan
This manual provides essential instructions for the safe and effective operation of the CONTEC TP500(LED) Non-Contact Infrared Thermometer. This device is designed for accurate and rapid temperature measurement without physical contact, suitable for infants, children, and adults. Please read this manual thoroughly before use and retain it for future reference.

Figure 1: CONTEC TP500(LED) Non-Contact Infrared Thermometer.
2. Maklumat Keselamatan
- Jangan rendam termometer dalam air atau cecair lain.
- Jauhkan peranti daripada cahaya matahari langsung, suhu ekstrem dan kelembapan tinggi.
- Elakkan daripada menjatuhkan peranti atau terkena impak yang kuat.
- Do not attempt to disassemble or repair the device yourself. Contact customer support if service is required.
- Keep batteries out of reach of children. Dispose of used batteries properly according to local regulations.
- This device is intended for household use. Consult a medical professional for any health concerns or persistent fever.
- Ensure the measurement probe is clean before each use to maintain accuracy and hygiene.
3. Ciri-ciri Produk
- Pengukuran Bukan Kenalan: Measures temperature without physical contact, reducing discomfort and potential cross-contamination.
- Precise Infrared Probe: Utilizes an advanced infrared sensor for accurate and rapid temperature readings within 1 second.
- Paparan LED Besar: Clear and easy-to-read LED display, visible even in low light conditions or at night.
- Fungsi Memori: Stores up to 30 groups of measurement values, allowing for easy tracking of temperature trends.
- Amaran Demam: Intelligent sound and light prompts indicate different temperature levels (normal, low fever, high fever) for quick assessment.
- Penutupan Automatik: Device automatically turns off after 5 seconds of inactivity to conserve battery life.
- Penukaran Unit: Easily switch between Celsius (°C) and Fahrenheit (°F) as preferred.
- Penunjuk Bateri Rendah: Memberi amaran kepada pengguna apabila bateri memerlukan penggantian.

Figure 2: Understanding the display indicators.
4. Persediaan
4.1 Pemasangan Bateri
- Cari penutup petak bateri pada pemegang termometer.
- Slide or open the cover according to the indicator marks.
- Insert two "AAA" batteries, ensuring correct polarity (+/-) as indicated inside the compartment.
- Tutup penutup petak bateri dengan selamat sehingga ia berbunyi klik pada tempatnya.
Note: The package does not contain batteries. Please use two new "AAA" batteries for optimal performance.
5. Arahan Operasi
5.1 Mengambil Pengukuran
- Pastikan termometer bersih dan kering.
- Press the power button to turn on the device. The LED display will light up.
- Position the thermometer 1-3 cm (approximately 0.4-1.2 inches) from the center of the forehead. Ensure there is no hair, sweat, or cosmetics obstructing the measurement area.
- Press the measurement button (trigger) once. The temperature reading will appear on the LED display within 1 second.
- The device will provide sound and light prompts based on the measured temperature.
- The measurement will be automatically saved to the device's memory.

Figure 3: Proper measurement distance and placement on the forehead.
5.2 Switching Between Celsius (°C) and Fahrenheit (°F)
- Hidupkan termometer.
- Long press the "M" (Memory) button to enter the memory interface.
- While in the memory interface, long press and hold the "M" button again to enter the setting mode.
- Press the "M" button briefly to toggle between Celsius (°C) and Fahrenheit (°F).
- Once your desired unit is displayed, release the button. The setting will be saved automatically.

Figure 4: Celsius and Fahrenheit unit conversion.
5.3 Fungsi Memori
The CONTEC TP500(LED) thermometer automatically stores the last 30 temperature readings. To view pengukuran lepas:
- Hidupkan termometer.
- Briefly press the "M" (Memory) button to cycle through the stored readings. Each press will display the next stored value.

Figure 5: Memory function displaying temperature trends.
6. Penyelenggaraan
6.1 Pembersihan
- Lap badan termometer dengan lembut, sedikit damp kain.
- For the infrared probe, gently clean with a cotton swab lightly moistened with 70% isopropyl alcohol. Allow it to dry completely before use.
- Jangan gunakan pembersih yang melelas, pelarut, atau rendam peranti di dalam air.
6.2 Penyimpanan
- Simpan termometer di tempat yang sejuk dan kering, jauh daripada cahaya matahari langsung, suhu yang melampau dan kelembapan yang tinggi.
- If the device will not be used for an extended period (e.g., more than one month), remove the batteries to prevent leakage and potential damage.
7. Penyelesaian masalah
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| Peranti tidak dihidupkan. | Bateri mati atau tidak dimasukkan dengan betul. | Replace batteries with new "AAA" batteries, ensuring correct polarity. |
| Bacaan yang tidak tepat. | Measurement distance too far or too close; dirty probe; environmental interference. | Ensure correct measurement distance (1-3 cm). Clean the infrared probe. Avoid measuring in areas with strong drafts or extreme temperature changes. |
| Cannot switch temperature units. | Incorrect button sequence. | Follow the steps in section 5.2 carefully: Turn on, long press 'M' to memory, then long press 'M' again to setting mode, brief press 'M' to toggle. |
| Paparan menunjukkan "Lo" atau "Hai". | Suhu berada di luar julat yang boleh diukur. | Ensure the thermometer is used within its specified operating temperature range. If measuring body temperature, ensure proper placement and that the subject's temperature is within the human body temperature range. |
8. Spesifikasi
- model: TP500
- Kaedah Pengukuran: Non-contact Infrared
- Jarak Pengukuran: 1-3 cm
- paparan: LED
- Storan Memori: 30 kumpulan
- Penutupan Automatik: 5 saat
- Sumber Kuasa: 2 x bateri AAA (tidak termasuk)
- Hayat Bateri: Kira-kira 600 ukuran
- Ciri Khas: Low Battery Indicator, Fever Warning
- Bahan: plastik
- warna: putih
- Dimensi: Approximately 162mm (Height) x 113mm (Length) x 51mm (Width)

Rajah 6: Dimensi produk.
9. Waranti dan Sokongan
The CONTEC TP500(LED) Non-Contact Infrared Thermometer comes with a one-year warranty from the date of purchase. This warranty covers manufacturing defects and malfunctions under normal use.
For warranty claims, technical support, or any questions regarding the product, please contact CONTEC customer service. You can typically find contact information on the product packaging or through the official CONTEC webtapak.
For purchases made on Amazon, you may also contact the seller, CONTEC, directly through your Amazon order history for assistance.