pengenalan
Terima kasih kerana membeliasing the KWANWA KW668 Green LED Alarm Clock. This manual provides detailed instructions for setting up, operating, and maintaining your new alarm clock. Please read it carefully before use and retain it for future reference.
1. Persediaan
1.1 Menghidupkan Jam
The KWANWA KW668 alarm clock offers dual power options: battery power for portability and backup, and corded power for continuous, brighter display.

Imej: Belakang view of the KWANWA KW668 alarm clock showing the USB power input and the battery compartment. The USB cable is shown separately. This image illustrates the dual power options.
Corded Power (Recommended for daily use):
- Connect the included USB cable to the DC 5V port on the back of the clock.
- Plug the other end of the USB cable into a USB power adapter (not included) and then into a wall outlet.
- This mode provides maximum LED brightness.
Battery Power (Backup/Portable use):
- Buka penutup petak bateri di bahagian belakang jam.
- Insert 4 AA alkaline batteries (not included), ensuring correct polarity (+/-).
- Tutup penutup petak bateri.
- In battery mode, the LED display will be less bright to conserve power and will automatically dim from 8 PM to 6 AM.
Video: This video demonstrates the power source options for the KWANWA KW668 alarm clock, showing both battery installation and USB cord connection for operation.
2. Arahan Operasi
2.1 Butang Berfungsi Berakhirview

Imej: Belakang view of the KWANWA KW668 alarm clock with labels for each button: MIN, AL ON/OFF, HOUR/12/24, AL SET, TIME SET, and the H/M/L brightness switch.
- MIN: Adjusts minutes during time/alarm setting.
- AL ON/OFF: Turns the alarm on or off.
- HOUR/12/24: Adjusts hours during time/alarm setting; toggles between 12-hour and 24-hour format.
- AL SET: Memasuki mod tetapan penggera.
- MASA DITETAPKAN: Memasuki mod tetapan masa.
- H/M/L Switch: Adjusts LED display brightness (High, Medium, Low).
- SNOOZE/AL STOP Button (Top): Activates snooze function or stops the alarm.
2.2 Menetapkan Masa
- Tekan ke MASA DITETAPKAN butang. Angka jam akan berkelip.
- Tekan ke HOUR/12/24 butang untuk menyesuaikan jam.
- Tekan ke MIN butang untuk menyesuaikan minit.
- Tekan MASA DITETAPKAN again to confirm, or wait 30 seconds for the setting to save automatically.
Format 12/24 Jam:
- Dalam mod paparan masa biasa, tekan butang HOUR/12/24 button to switch between 12-hour and 24-hour formats.
2.3 Menetapkan Penggera
- Tekan ke SET AL butang. Angka waktu penggera akan berkelip.
- Tekan ke HOUR/12/24 butang untuk menyesuaikan jam penggera.
- Tekan ke MIN butang untuk melaraskan minit penggera.
- Tekan SET AL again to confirm, or wait 30 seconds for the setting to save automatically.
Menghidupkan/Mematikan Penggera:
- Dalam mod paparan masa biasa, tekan butang AL HIDUP/MATI butang untuk mengaktifkan atau menyahaktifkan penggera. Ikon penggera akan muncul pada paparan apabila aktif.
2.4 Fungsi Tunda
- Apabila penggera berbunyi, tekan besar SNOOZE/AL STOP button on top of the clock. The alarm will pause for 7 minutes.
- Fungsi tunda boleh diulang sehingga 3 kali.
- To stop the alarm completely, press any other button on the back of the clock.

Image: The KWANWA KW668 alarm clock displaying 6:00, with a hand pressing the top SNOOZE/AL STOP button, indicating the snooze function.
2.5 Melaraskan Kecerahan Paparan
The clock features a 3-level brightness adjustment and an automatic dimming function when powered by batteries.
- Gunakan H/M/L switch on the back of the clock to select High (H), Medium (M), or Low (L) brightness.
- When operating on battery power, the display automatically dims from 8:00 PM to 6:00 AM to conserve energy and reduce light disturbance.

Imej: Tiga views of the KWANWA KW668 alarm clock demonstrating High, Medium, and Dim brightness settings in a bedroom environment.
3. Ciri-ciri
- Pilihan Kuasa Dwi: Operates on 4 AA batteries (not included) or via USB cord (adapter not included).
- 1.2" LED Display: Large, clear digits for easy readability.
- Kecerahan 3 Tahap: Adjustable display brightness (High, Medium, Low).
- Auto-Night Dim: Automatic dimming from 8 PM to 6 AM when running on battery power.
- Fungsi Tunda: 7-minute snooze, repeatable up to 3 times.
- Format 12/24 Jam: Easily switch between standard and military time.
- Peletakan Serbaguna: Suitable for desktop use or wall mounting.
- Reka bentuk padat: Dimensions of 5.1"W x 2.6"H x 1.5"D for easy placement and travel.

Image: The KWANWA KW668 alarm clock with its dimensions (5.1 inches wide, 2.5 inches high, 1.6 inches deep) and icons representing key features like battery power, daily alarm, 12/24 hour mode, snooze, wall-mount capability, and adjustable LED brightness.

Image: A collage showing the KWANWA KW668 alarm clock in different environments: on a nightstand, in a kitchen, on a desk next to a laptop, on a TV stand, and packed in luggage, highlighting its versatility.
4. Penyelenggaraan
- Pembersihan: Lap jam dengan kain lembut dan kering. Jangan gunakan pembersih atau pelarut yang kasar.
- Penggantian Bateri: If using battery power, replace all 4 AA batteries when the display becomes dim or the clock stops functioning correctly. Do not mix old and new batteries, or different types of batteries.
- Storan: Jika menyimpan jam untuk tempoh yang lama, tanggalkan bateri untuk mengelakkan kebocoran.
- Persekitaran: Avoid placing the clock in direct sunlight, extreme temperatures, or high humidity.
5. Penyelesaian masalah
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| Paparan malap atau dimatikan. |
|
|
| Penggera tidak berbunyi. |
|
|
| Masa tidak betul. |
|
|
6. Spesifikasi
- model: KW668
- Jenis Paparan: LED digital
- Warna Paparan: hijau
- Dimensi: 5.1" (W) x 2.6" (H) x 1.5" (D)
- Sumber Kuasa: 4 x AA batteries (not included) or DC 5V via USB cable (adapter not included)
- Bahan: Akrilonitril Butadiena Stirena (ABS)
- Ciri Khas: Dual Power, 3-Level Brightness, Auto-Night Dim (battery mode), Snooze Function, 12/24H Format, Wall Mountable.
7. Waranti dan Sokongan
For warranty information or technical support, please contact KWANWA customer service through the retailer where the product was purchased or visit the official KWANWA website. Please have your model number (KW668) and purchase details ready when contacting support.
Pengeluar: Guangkehua




