1. Bubuka
Hatur nuhun pikeun meuliasing the Generic YJ-5038 Triangular Wooden Alarm Clock. This device combines a modern aesthetic with practical features, including a digital time display, temperature and humidity readings, and an intelligent voice-control function. Please read this manual carefully to ensure proper use and to maximize the clock's functionality.
2. Produk Langkungview
2.1 Fitur konci
- High-definition LED display.
- Digital temperature and humidity display.
- Intelligent voice-control function for display activation.
- Adjustable screen brightness (3 levels).
- Multiple power supply options (AAA batteries or USB cable).
- Three independent alarm settings.
- Modeu hemat daya.
- Zero radiation design.

Gambar 2.1: Leuwihview of the clock's six main functions, including power saving, automatic brightness, temperature/humidity display, zero radiation, three alarms, and two power supply modes.
2.2 Komponén
The YJ-5038 alarm clock features a triangular wooden design with a hidden LED display. The back panel contains all control buttons and power inputs.

Gambar 2.2: Tukangeun view of the alarm clock, indicating the 'Set', 'Up', 'Down' buttons, Reset button, DC power supply hole, and battery compartments.
- Tombol SET: Used to enter setting modes (time, alarm, brightness).
- Tombol UP: Used to adjust values upwards or switch display modes.
- Tombol handap: Used to adjust values downwards or activate/deactivate voice control.
- Tombol RESET: Ngareset jam ka setélan standar pabrik.
- DC Power Supply Hole: Pikeun nyambungkeun kabel daya USB.
- Kompartemen batré: Holds 4 x AAA batteries for portable power or backup.
3. Setélan
3.1 Powering Alat
The YJ-5038 alarm clock can be powered in two ways:
- USB Cable (Recommended): Connect the provided USB cable to the DC power supply hole on the back of the clock and plug the other end into a USB power adapter (not included) or a powered USB port.
- Batré AAA: Open the battery compartment cover on the back of the clock and insert 4 x AAA batteries (not included), ensuring correct polarity (+/-). Batteries are suitable for backup power or temporary use.
Note: Using both power sources simultaneously is safe. The clock will prioritize USB power when available.
4. Parentah Operasi
4.1 Basic Display Modes
Pencét éta UP button to cycle through display modes:
- Tampilan waktos: Némbongkeun waktu ayeuna.
- Temperature/Humidity Display: Shows current temperature and relative humidity.
- Cycle Display: Alternates between time and temperature/humidity.

Figure 4.1: The clock displaying time, humidity percentage, and temperature in Celsius.
4.2 Nyetel Waktu jeung Kaping
- Pencét jeung tahan tombol SET button for 3 seconds to enter time setting mode. The year will flash.
- Ngagunakeun éta UP or TURUN tombol pikeun nyaluyukeun taun.
- Pencét SET again to move to month, then day, hour, and minute. Adjust each with UP or TURUN.
- After setting minutes, press SET kaluar.
4.3 Nyetel Alarm (A1, A2, A3)
Jam ieu ngadukung tilu alarm mandiri.
- Tina tampilan waktos normal, pencét tombol SET button repeatedly until 'A1' appears.
- Pencét jeung tahan tombol SET button for 3 seconds. The alarm hour will flash.
- Paké UP or TURUN to set the alarm hour. Press SET.
- Paké UP or TURUN to set the alarm minute. Press SET.
- Paké UP or TURUN to enable ('ON') or disable ('--') the alarm. Press SET pikeun mastikeun.
- Repeat steps for A2 and A3 if desired.

Gambar 4.3: Detil view of product keys, illustrating display mode switching, temperature unit conversion, voice control switch, and settings for three alarm groups (A1, A2, A3) and three brightness levels.
4.4 Nyaluyukeun Caang
The screen brightness can be adjusted manually in three levels.
- In normal time display, press and hold the UP tombol pikeun 3 detik.
- Ngagunakeun éta UP or TURUN buttons to cycle through the 3 brightness levels.
- Ngaleupaskeun UP tombol pikeun mastikeun pilihan Anjeun.
4.5 Fungsi Kontrol Sora
The voice control feature allows the display to turn on when a sound above 60dB is detected, then turn off after a short period to save power.
- To activate voice control, press the TURUN button. The display will show 'ON' or 'OFF' for voice control.
- Select 'ON' to enable voice control. The display will turn off after a few seconds.
- To activate the display, make a sound (e.g., clap hands, speak) near the clock.
- To deactivate voice control and keep the display continuously on, press the TURUN button again and select 'OFF'.

Figure 4.5: Explanation of the voice sensing feature. The display activates when sound levels exceed 60dB and remains off when sound is below 60dB.
4.6 Konversi Unit Suhu
To switch between Celsius (°C) and Fahrenheit (°F) for temperature display:
- In temperature/humidity display mode, press the UP button briefly. The temperature unit will toggle between °C and °F.
5. Pangropéa
5.1 beberesih
To clean the clock, gently wipe the surface with a soft, dry cloth. Do not use abrasive cleaners, solvents, or spray directly onto the device, as this may damage the finish or internal components.
5.2 Ngagantian batré
If using AAA batteries, replace all four batteries simultaneously when the display becomes dim or the clock functions erratically. Ensure correct polarity when inserting new batteries.
6. Cara ngungkulan
- Display is off or dim:
- Check if the USB cable is securely connected or if AAA batteries are inserted correctly and have sufficient charge.
- Ensure voice control is not enabled if you expect a continuous display.
- Adjust brightness settings using the UP kancing. - Alarm teu disada:
- Verify that the alarm is set to 'ON' in the alarm settings (A1, A2, or A3).
- Check the alarm time to ensure it is correctly set. - Lepat waktos atanapi kaping:
- Re-enter the time and date settings as described in Section 4.2. - Kontrol sora teu ngabales:
- Ensure voice control is enabled ('ON').
- Make sure the sound source is close enough and loud enough (above 60dB) to trigger the sensor. - Clock is unresponsive:
- Pencét éta RESET button on the back of the clock using a thin, pointed object (e.g., a paperclip). This will restore factory settings.
7. Spésifikasi
| Modél | YJ-5038 |
| Layar Pintonan | Light-Emitting Diode (LED) |
| Tipe tampilan | Digital (Figure) |
| Bahan | MDF + ABS + PVC |
| Sasayogian tanaga | 4 x AAA Cell (not included), USB Cable (included) |
| Kacaangan adjustable | 3 Gir |
| Ukuran (L x W x H) | 150 x 80 x 70 mm (5.91 x 3.15 x 2.76 inci) |
| Beurat | 200g / 7.05 ons |

Figure 7.1: Physical dimensions of the YJ-5038 alarm clock, showing approximate measurements of 15cm length, 8cm width, and 7cm height.
8. Garansi jeung Rojongan
Specific warranty information for the Generic YJ-5038 Triangular Wooden Alarm Clock is not provided in the product data. For any issues or support inquiries, please refer to the retailer or point of purchase. Keep your purchase receipt as proof of purchase.





