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The Karlsson Silver Mirror LED Oval Alarm Clock (Model: PTG-KA5876BK) is a modern digital alarm clock designed for clear time display and reliable alarm functionality. Its sleek design features an oval mirror LED screen, making it a functional and aesthetic addition to any space.

Imatge: Frontal view of the Karlsson Silver Mirror LED Oval Alarm Clock, showing the digital display set to 20:00. The clock has a black frame and a reflective screen.
Guia de configuració
Encendre el despertador
The alarm clock can be powered using either AAA batteries or a DC 5V USB power source.
- Instal·lació de la bateria:
Locate the battery compartment on the back of the alarm clock. Open the cover and insert 3x AAA batteries, ensuring correct polarity (+/-). Close the battery compartment cover securely.

Imatge: Part posterior view of the alarm clock, highlighting the battery compartment with an "OPEN" label and the DC 5V power input port.
- USB Power Connection:
Connect the provided USB cable to the DC 5V input port on the back of the alarm clock. Plug the other end of the USB cable into a compatible USB power adapter (not included) or a USB port on a computer or power bank.

Image: A coiled black USB power cable, used for connecting the alarm clock to a power source.
Upon successful power connection, the digital display will illuminate.
Instruccions de funcionament
The alarm clock features several buttons on its top surface for various functions:
- ALARMA: Used to set and activate/deactivate the alarm.
- Mode: Used to switch between time display, alarm setting, and other modes.
- LLUM/SNOOZE: Used to adjust display brightness or activate the snooze function when the alarm sounds.
- AMUNT: Used to increase values during setting or navigate menus.
- BAIX: Used to decrease values during setting or navigate menus.
Establiment de l'hora
- Premeu el botó MODE Premeu el botó una vegada per entrar al mode de configuració de l'hora. Els dígits de les hores parpellejaran.
- Utilitza el UP or ABAIX botons per ajustar l'hora.
- Premeu el botó MODE de nou. Els dígits dels minuts parpellejaran.
- Utilitza el UP or ABAIX botons per ajustar els minuts.
- Premeu el botó MODE Premeu el botó una tercera vegada per confirmar i sortir del mode de configuració de l'hora.
Configuració de l'Alarma
- Premeu el botó ALARMA Premeu el botó una vegada per entrar al mode de configuració de l'alarma. Els dígits de l'hora de l'alarma parpellejaran.
- Utilitza el UP or ABAIX botons per ajustar l'hora de l'alarma.
- Premeu el botó ALARMA de nou. Els dígits dels minuts de l'alarma parpellejaran.
- Utilitza el UP or ABAIX botons per ajustar els minuts de l'alarma.
- Premeu el botó ALARMA button a third time to confirm and exit alarm setting mode.
- Per activar o desactivar l'alarma, premeu la tecla ALARMA button briefly when not in setting mode. An alarm icon will appear on the display when activated.
Snooze Function and Display Brightness
- Dormitar: Quan soni l'alarma, premeu el botó LLUM / SNOOZE button to temporarily silence the alarm. The alarm will sound again after a set snooze interval (e.g., 5-10 minutes).
- Brillantor de la pantalla: Premeu el botó LLUM / SNOOZE button when the alarm is not sounding to cycle through different brightness levels of the LED display.

Image: The Karlsson alarm clock showing the time 14:52, placed on a dark surface, possibly a bedside table, with a wristwatch in the foreground.
Manteniment i cura
- Neteja: Per netejar el rellotge, netegeu suaument la superfície amb un drap suau i sec. Per a marques difícils, netegeu lleugeramentamp cloth can be used, followed by immediate drying. Do not use abrasive cleaners, solvents, or strong chemicals, as these may damage the finish or display.
- Substitució de la bateria: If using batteries, replace them when the display dims or functions become erratic. Always replace all batteries at the same time with new ones of the same type.
- Col·locació: Avoid placing the clock in direct sunlight, near heat sources, or in areas with high humidity, as these conditions can affect performance and lifespan.
Resolució de problemes
| Problema | Causa possible | Solució |
|---|---|---|
| La pantalla està en blanc o tènue. | No power, low batteries, or incorrect power connection. | Ensure batteries are correctly installed and not depleted. Check USB cable connection and power adapter. |
| L'alarma no sona. | Alarm not activated, alarm volume too low (if adjustable), or incorrect alarm time set. | Verify alarm is activated (check for alarm icon on display). Re-set the alarm time. |
| L'hora és incorrecta. | L'hora no s'havia configurat correctament o hi havia hagut una interrupció del corrent. | Re-set the current time following the "Setting the Time" instructions. |
Especificacions
| Característica | Detall |
|---|---|
| Número de model | PTG-KA5876BK |
| Marca | Karlsson |
| Material | Acrilonitril butadiè estirè (ABS) |
| Color | Negre |
| Tipus de visualització | LED digital |
| Font d'alimentació | 3x AAA Batteries (not included) or DC 5V USB |
| Dimensions del producte (W x H x D) | 12.2 cm x 6 cm x 4 cm (approx. 12W x 6H cm) |
| Pes | 200 g |
| Característiques especials | Alarm, Snooze, Adjustable Display Brightness |

Imatge: Frontal view of the alarm clock with overlaid measurements indicating a width of 12cm and a height of 6cm.





