1. Introduzione
This manual provides detailed instructions for the proper use and maintenance of your Sandberg Pocket Radio FM+AM Recharge, Model 421-02. Please read this manual thoroughly before operating the device to ensure optimal performance and longevity.
2. Produttu Finituview
The Sandberg Pocket Radio is a compact, portable device designed for receiving FM and AM radio broadcasts. It features a built-in rechargeable battery and a digital display for easy tuning.

Figura 1: Fronte view of the Sandberg Pocket Radio, displaying the frequency and controls.

Figure 2: The radio connected to the included earphones, which also function as the FM antenna.
Cuntenutu di u pacchettu:
- 1 x Sandberg Pocket Radio FM+AM Recharge (Model 421-02)
- 1 x cuffie
- 1 x Charging cable (USB-A to USB-C, 50 cm)
3. Setup
3.1 Caricà a Batteria
- Connect the small end of the included USB-C charging cable to the charging port on the radio.
- Cunnette l'estremità USB-A standard di u cavu à un adattatore di alimentazione USB (micca inclusu) o à a porta USB di un urdinatore.
- The radio's display will indicate charging status. A full charge typically takes a few hours.
- Disconnect the charging cable once the battery is fully charged.
3.2 Cunnessione di l'auricolari
The included earphones are essential for operation as they serve as the antenna for FM reception. Without them, FM reception will be severely limited or non-existent.
- Insert the 3.5mm jack of the earphones into the earphone port on the radio.
- Assicuratevi chì a cunnessione hè sicura.
4. Operating Instructions
4.1 Power On/Off
- Per accende a radio, tene premutu u buttone Power/Mode (ⓘ/M) button for approximately 2-3 seconds. The display will light up.
- To power off the radio, press and hold the Power/Mode (ⓘ/M) button again for approximately 2-3 seconds. The display will turn off.
4.2 Mode Selection (FM/AM)
- While the radio is powered on, short press the Power/Mode (ⓘ/M) button to switch between FM and AM radio bands. The current band will be indicated on the display.
4.3 Stazioni di sintonizazione
- Scansione automatica: To automatically scan for and store available stations, press and hold the Search (⌕) button. The radio will scan through the frequency range and save stations with strong signals.
- Tuning Manuale: To manually tune to a specific frequency, short press the Su (▲) or Giù (▼) buttons to adjust the frequency incrementally.
4.4 Volume Control
- Per aumentà u vulume, preme u Aumenta u volume (+) buttone.
- Per calà u vulume, appughjà u Volume Imbruglia (-) buttone.
4.5 Display Information
The digital display shows the current radio band (FM or AM), the tuned frequency, and the battery level indicator.
5. Mantenimentu
5.1 Pulizia
- Asciugate l'esternu di a radio cù un pannu dolce è asciuttu.
- Do not use abrasive cleaners, solvents, or strong chemicals, as these can damage the surface.
- Evitate chì l'umidità entri in qualsiasi apertura.
5.2 Cura di a batteria
- Per prolongà a durata di a batteria, evitate di scaricà cumpletamente a batteria spessu.
- Conservate a radio in un locu frescu è asciuttu quandu ùn hè micca in usu per periodi prolungati.
- Ricaricate a batteria periodicamente s'ella hè stata almacenata per un bellu pezzu per impedisce una scarica prufonda.
6. Risoluzione di prublemi
- Nisun putere: Ensure the battery is charged. Connect the radio to a power source using the USB-C cable.
- Nisun sonu: Check that the earphones are securely plugged in. Adjust the volume using the Aumenta u volume (+) buttone.
- Ricezione FM scarsa: Ensure the earphones are fully plugged in, as they function as the FM antenna. Try repositioning the radio or the earphone cable for better signal.
- Cannot Save Favorite Stations: This model does not support saving favorite radio stations. Stations are found via automatic scan or manual tuning each time.
- Display ùn funziona micca: If the display is blank or flickering, try recharging the battery. If the issue persists, contact customer support.
7. Specificazioni
| Feature | Specificazione |
|---|---|
| Numero di mudellu | 421-02 |
| Gamma di Frequenza AM | 522-1710 KHz (9KHz) / 520-170KHz (10KHz) |
| Gamma di frequenza FM | 76-108 MHz |
| Sensibilità AM | <20mV/m |
| FM Signal to Noise Ratio | > 40 db |
| Potenza massima di output | 6.5 mW |
| Capacità batterie | 5000 mAh, 3.7V (1.85 Wh) |
| Tecnulugia di cunnessione | Auxiliary (for earphones/antenna) |
| Fonte d'energia | Alimentatu à batteria |
| Pesu di l'articulu | 60 grammi (2.12 once) |
8. Garanzia è Support
Sandberg products are manufactured to high quality standards. For information regarding warranty terms and conditions, or for technical support, please refer to the official Sandberg websitu o cuntattate direttamente u so serviziu clienti. Cunservate a vostra ricevuta d'acquistu cum'è prova d'acquistu.





