1. Isingeniso
Siyabonga ngokuthengaasing the Sharp GX-BT390 Crystal Clear Series Bluetooth Speaker. This portable speaker is designed to deliver high-quality audio with enhanced bass, featuring IP67 waterproof and dustproof capabilities, LED light modes, and True Wireless Stereo (TWS) pairing. This manual provides essential information for setup, operation, and maintenance to ensure optimal performance and longevity of your device.
2. Okuqukethwe Kwephakheji
Sicela uhlole ukuthi zonke izinto zikhona:
- Sharp GX-BT390 Bluetooth Speaker
- Ikhebuli yokushaja (USB-C)
- Imaniwali yosebenzisayo
3. Umkhiqizo Uphelileview
Familiarize yourself with the various parts of your Sharp GX-BT390 speaker.

Umfanekiso 3.1: Ngaphambili view of the Sharp GX-BT390 speaker, highlighting the control panel with volume buttons, play/pause, and power indicator.

Umfanekiso 3.2: Emuva view of the Sharp GX-BT390 speaker, illustrating the sealed charging port and attachment points for the carrying strap.

Umfanekiso 3.3: Uhlangothi view of the Sharp GX-BT390 speaker, showing the textured surface and the adjustable carrying strap.

Figure 3.4: The Sharp GX-BT390 speaker with its end cap illuminated, displaying the Sharp logo and an active LED light mode.
Izilawuli Nezinkomba:
- Inkinobho yamandla: Cindezela bese ubamba ukuze uvule/uvale.
- Ivolumu ephezulu (+): Khulisa ivolumu.
- Ivolumu Phansi (-): Yehlisa ivolumu.
- Inkinobho Dlala/Yemisa Isikhashana: Play or pause music, answer/end calls.
- Inkinobho yokumatanisa ye-Bluetooth: Qalisa imodi yokubhanqa ye-Bluetooth.
- Inkomba ye-LED: Ibonisa isimo samandla, isimo sokushaja, kanye nesimo sokuxhumeka kwe-Bluetooth.
- Inkinobho yemodi yokukhanya: Cycle through LED light modes.
4. Setha
4.1 Ukushaja uSomlomo
- Open the protective cover on the back of the speaker to access the USB-C charging port.
- Connect the provided USB-C cable to the speaker's charging port.
- Connect the other end of the USB-C cable to a compatible USB power adapter (not included).
- Isikhombisi se-LED sizobonisa isimo sokushaja. Ukushaja okugcwele ngokuvamile kuthatha cishe amahora angu-3-4.
- Once fully charged, disconnect the cable and securely close the protective cover to maintain IP67 water and dust resistance.
4.2 Ukuvula / Ukuvula
- Ukuvula: Press and hold the Power button for approximately 2 seconds until you hear an audible tone and the LED indicator illuminates.
- Ukucisha: Press and hold the Power button for approximately 2 seconds until you hear an audible tone and the LED indicator turns off.
4.3 Ukumatanisa kwe-Bluetooth
- Ensure the speaker is powered on and within 1 meter of your Bluetooth device.
- The speaker will automatically enter Bluetooth pairing mode when first powered on, or if no device is connected. The LED indicator will flash rapidly.
- Edivayisini yakho ye-Bluetooth (i-smartphone, ithebhulethi, njll.), vula i-Bluetooth bese usesha amadivaysi atholakalayo.
- Select "Sharp GX-BT390" from the list of devices.
- Once paired, you will hear a confirmation tone, and the LED indicator will glow solid blue.
- If pairing fails, turn off the speaker and your device, then repeat the steps.
5. Iziqondiso Zokusebenza
5.1 Ukudlala Umculo
- Dlala/Misa kancane: Cindezela inkinobho ethi Dlala/Misa isikhashana kanye.
- Ivolumu ephezulu: Cindezela inkinobho ethi '+'.
- Ivolumu Phansi: Cindezela inkinobho ethi '-'.
- Ithrekhi Elandelayo: Cindezela bese ubamba inkinobho ethi '+'.
- Ithrekhi yangaphambilini: Cindezela bese ubamba inkinobho ethi '-'.
5.2 Ukufona Okungenazandla
The Sharp GX-BT390 features a built-in microphone for hands-free calls when connected to your smartphone.
- Phendula Ucingo: Cindezela inkinobho ethi Dlala/Misa isikhashana kanye.
- Qeda ikholi: Cindezela inkinobho ethi Dlala/Misa kanye ngesikhathi socingo.
- Yenqaba Ucingo: Cindezela bese ubamba inkinobho ethi Dlala/Misa kancane imizuzwana emi-2.
5.3 Ukubhanqa kwe-True Wireless Stereo (TWS).
You can pair two Sharp GX-BT390 speakers together for a stereo sound experience.
- Ensure both GX-BT390 speakers are powered on and not connected to any Bluetooth device.
- On one speaker (this will be the primary speaker), press and hold the Bluetooth pairing button for 3 seconds. You will hear a tone.
- The two speakers will automatically search for and connect to each other. Once connected, you will hear a confirmation tone.
- Now, connect your Bluetooth device to the primary speaker as described in section 4.3.
5.4 Izindlela Zokukhanya ze-LED
The speaker features two LED mood lighting effects that synchronize with the music.
- Press the Light Mode button to cycle through the available light modes.
- Press the Light Mode button again to select the next mode or turn off the lights.

Umdwebo 5.1: Ngaphezuluview of key features including hands-free calling, LED light effects, IP67 rating, 10-hour playtime, 30W power output, and Bluetooth connectivity.
6. Isondlo
To ensure the longevity and performance of your Sharp GX-BT390 speaker, follow these maintenance guidelines:
- Ukuhlanza: Sula isipikha ngesithambile, damp indwangu. Ungasebenzisi izinto zokuhlanza abrasive noma izincibilikisi.
- Ukumelana Namanzi Nothuli (IP67): The speaker is rated IP67, meaning it is protected from dust ingress and can withstand immersion in water up to 1 meter for 30 minutes. Ensure the charging port cover is securely closed to maintain this rating. Avoid prolonged exposure to water or extreme conditions.
- Isitoreji: Gcina isipikha endaweni epholile, neyomile kude nelanga eliqondile namazinga okushisa aphezulu.
- Ukunakekelwa kwebhethri: To preserve battery life, charge the speaker regularly, even if not in use for extended periods. Avoid fully discharging the battery frequently.

Figure 6.1: Visual representation of the speaker's IP67 waterproof and dustproof capabilities.
7. Ukuxazulula izinkinga
Uma uhlangabezana nezinkinga ngesikhulumi sakho, bheka izinkinga nezixazululo ezilandelayo ezivamile:
| Inkinga | Imbangela Engenzeka | Isixazululo |
|---|---|---|
| Isipikha asikhanyisi | Ibhethri eliphansi; Inkinobho yamandla ayicindezelwanga isikhathi eside ngokwanele | Charge the speaker; Press and hold the Power button for 2 seconds |
| Awukho umsindo | Volume too low; Device not paired; Speaker muted | Increase volume on speaker and device; Re-pair Bluetooth; Check device mute settings |
| Ukumataniswa kwe-Bluetooth kwehlulekile | Speaker too far from device; Device Bluetooth off; Interference | Ensure speaker is within 1 meter; Turn device Bluetooth on/off; Move away from other wireless devices |
| Ikhwalithi yomsindo engeyinhle | Low battery; Device too far; Obstructions | Charge speaker; Move device closer; Remove obstructions between speaker and device |
| Ukumataniswa kwe-TWS kwehluleka | Speakers not in pairing mode; Already connected to another device | Ensure both speakers are disconnected from other devices; Follow TWS pairing steps carefully |
8. Imininingwane
Detailed technical specifications for the Sharp GX-BT390 Bluetooth Speaker:
| Isici | Ukucaciswa |
|---|---|
| Igama Lemodeli | GX-BT390(K) |
| Uhlobo lwesipika | Outdoor, Portable Bluetooth Speaker |
| Ubuchwepheshe bokuxhumana | I-Bluetooth |
| I-Wireless Communication Technology | I-Bluetooth |
| Amandla Okukhipha Isipikha aphezulu | Ama-Watts ayi-60 (30W RMS) |
| Imodi Yokukhipha Umsindo | I-Stereo (enokuxhumanisa kwe-TWS) |
| Izici ezikhethekile | Bass Boost, Built-in Microphone, Dustproof, LED Light, Lightweight |
| Izinga Lokumelana Namanzi | IP67 (ingangeni manzi futhi ingangenisi uthuli) |
| Umthombo wamandla | Isebenza Ibhethri (1 Lithium Ion ibhethri lifakiwe) |
| Impilo Yebhethri | Kufika emahoreni angu-10 |
| Ibanga eliphezulu | Amafidi angama-33 (10 amamitha) |
| Indlela Yokulawula | Thinta Izinkinobho |
| Ubukhulu bomkhiqizo | 4"D x 8.5"W x 4"H (10.16 cm D x 21.59 cm W x 10.16 cm H) |
| Isisindo sento | Amakhilogremu amabili (ama-ounces angu-28) |

Figure 8.1: Internal component diagram illustrating the speaker drivers responsible for 30-watt rich bass and powerful sound.
9. Iwaranti kanye Nokusekela
The Sharp GX-BT390 Bluetooth Speaker comes with a Limited Warranty. Please refer to the warranty card included in your package for specific terms and conditions. For technical support or service inquiries, please contact Sharp customer service through their official webisayithi noma ulwazi lokuxhumana olunikezwe kanye nedokhumenti yomkhiqizo wakho.





