Rhagymadrodd
The JBL L75ms Music System is designed to provide a high-fidelity audio experience with extensive connectivity options. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your L75ms system.

Image: The JBL L75ms Music System, showcasing its retro-inspired design with a walnut cabinet and black Quadrex foam grille, positioned on a shelf.
Cynnwys Pecyn
Gwiriwch fod yr holl eitemau yn bresennol yn y pecynnu:
- JBL L75ms Music System
- Rheolaeth Anghysbell
- Cord Pŵer
- Canllaw Cychwyn Cyflym
- Llawlyfr Defnyddiwr (y ddogfen hon)
Gosod
1. Lleoliad
Place the L75ms on a stable, flat surface. Ensure adequate ventilation around the unit. For optimal sound, position the system at ear level in your primary listening area. Avoid placing it in enclosed cabinets that may restrict airflow or sound dispersion.
The system dimensions are approximately 11.42 x 31.1 x 8.66 inches (H x W x D) and it weighs 35.1 pounds. Consider these measurements when selecting a location.
2. Cysylltiad Pwer
- Connect the supplied power cord to the AC input on the rear panel of the L75ms.
- Plug the other end of the power cord into a suitable AC wall outlet.
- Gwnewch yn siŵr bod y switsh pŵer ar y panel cefn yn y safle "ON".
3. Cysylltu Dyfeisiau Allanol
The L75ms offers various input options on its rear panel:
- HDMI ARC: Connect to a compatible TV for audio return channel functionality.
- Phono (MM): Connect a turntable with a Moving Magnet cartridge.
- AUX IN (RCA): Connect analog audio sources.
- IS ALLAN: Connect an optional powered subwoofer for enhanced bass.
- Ethernet: Ar gyfer cysylltiad rhwydwaith gwifrau.
- USB (Service): At ddefnydd gwasanaeth yn unig.

Delwedd: Manwl view of the JBL L75ms rear panel, highlighting the HDMI ARC, Phono (MM), AUX IN, SUB OUT, Ethernet, and power connections.
4. Wireless Connectivity (Chromecast, AirPlay 2, Bluetooth)
The L75ms supports wireless audio streaming via Google Chromecast built-in, Apple AirPlay 2, and Bluetooth.
- Chromecast wedi'i ymgorffori: Follow the instructions in the Google Home app to set up your L75ms on your Wi-Fi network.
- Apple AirPlay 2: Ensure your L75ms is connected to the same Wi-Fi network as your Apple device. Select the L75ms from the AirPlay menu on your device.
- Bluetooth:
- Press the Bluetooth button on the remote control or the top panel of the L75ms to enter pairing mode.
- On your device (smartphone, tablet, laptop), go to Bluetooth settings and select "JBL L75ms" from the list of available devices.
- Once paired, audio will stream wirelessly to the L75ms.
Cyfarwyddiadau Gweithredu
1. Rheolyddion Sylfaenol
The L75ms can be controlled using the included wireless remote or the controls located on the top panel of the unit.

Image: The wireless remote control for the JBL L75ms, showing buttons for power, volume, playback, and input selection.
- Botwm Pŵer: Yn troi'r system ymlaen neu i ffwrdd.
- Cyfrol i fyny/i lawr: Yn addasu lefel y gyfrol meistr.
- Dewis Mewnbwn: Cycle through available sources (NET, Bluetooth, HDMI, Phono, Aux).
- Rheolaethau Chwarae: Play/Pause, Skip Forward/Backward (for compatible sources).

Image: Close-up of the top panel controls on the JBL L75ms, featuring buttons for network, Bluetooth, HDMI, and volume adjustment.
2. Addasiadau Sain
The L75ms includes selectable soundfield expander and bass contour controls to customize your listening experience. Refer to the Quick Start Guide for detailed instructions on activating these features.

Image: The JBL L75ms with its grille removed, revealing the five-driver configuration: dual 5.25-inch woofers, dual 1-inch aluminum tweeters, and a central 4-inch midrange driver.
Cynnal a chadw
Glanhau
To maintain the appearance and performance of your L75ms Music System:
- Wipe the walnut wood veneer cabinet with a soft, dry cloth. Avoid abrasive cleaners or solvents.
- For the Quadrex foam grille, gently dust with a soft brush or use a low-power vacuum cleaner with a brush attachment. Do not use liquid cleaners on the grille.
- Gwnewch yn siŵr bod y system wedi'i diffodd a'i datgysylltu cyn glanhau.
Datrys problemau
If you encounter issues with your JBL L75ms, refer to the following common problems and solutions:
| Problem | Achos Posibl | Ateb |
|---|---|---|
| Dim pŵer | Power cord disconnected; Power switch off; Outlet not active. | Check power cord connection; Ensure rear power switch is ON; Test outlet with another device. |
| Dim sain | Volume too low; Incorrect input selected; Source device not playing. | Increase volume; Select correct input; Verify source device is playing audio. |
| Problemau paru Bluetooth | L75ms not in pairing mode; Device too far; Interference. | Ensure L75ms is in pairing mode; Move device closer; Restart both devices. |
| Problemau cysylltedd rhwydwaith | Wi-Fi signal weak; Incorrect network settings. | Check Wi-Fi router; Reconfigure network settings via Google Home app. |
| System ddim yn ymateb | Gwall meddalwedd dros dro. | Perform a soft reset by unplugging the power cord for 30 seconds, then plugging it back in. If issues persist, locate the "RESET" button on the rear panel and press it with a thin object (e.g., paperclip) for a factory reset (note: this will erase all settings). |
Manylebau
| Nodwedd | Manylyn |
|---|---|
| Enw Model | L75ms |
| Math Mowntio | Mynydd Pen bwrdd |
| Deunydd | Wood (Walnut) |
| Math o Siaradwr | Silff Lyfrau |
| Defnyddiau a Argymhellir | Cerddoriaeth |
| Dyfeisiau Cydnaws | Gliniadur, Ffôn Clyfar, Tabled |
| Ffurfweddiad Sianel Sain Amgylch | 2.0 |
| Lliw | Cnau Ffrengig |
| Cydrannau wedi'u Cynnwys | Remote, Power Cord, Quick Start Guide, Manual |
| Pwysau Eitem | 35.1 pwys (15900 gram) |
| Dull Rheoli | Anghysbell |
| Technoleg Cyfathrebu Di-wifr | Bluetooth |
| Maint Siaradwr | 5.25 Inches (Woofers), 4 Inches (Midrange), 1 Inches (Tweeters) |
| Ffynhonnell Pwer | AC |
| Cymhareb Arwydd-i-Sŵn | 106 dB |
| Amrediad Bluetooth | 10 o Fesurau |
| Technoleg Cysylltedd | Bluetooth, HDMI |
| Modd Allbwn Sain | Stereo |
| Llefarydd Uchafswm Pŵer Allbwn | 350 Wat |
| Ymateb Amlder | 25000 Hz (Upper limit, full range not specified) |
| Dimensiynau Cynnyrch | 11.42 x 31.1 x 8.66 modfedd |
| Rhif Model yr Eitem | JBLL75MSAM |
| UPC | 050036383240 |
Gwybodaeth Gwarant
The JBL L75ms Music System comes with a Limited Warranty. For specific terms and conditions, please refer to the warranty card included in your package or visit the official JBL websafle.
Cefnogaeth i Gwsmeriaid
For additional assistance, technical support, or service inquiries, please visit the official JBL support websafle neu cysylltwch â'u hadran gwasanaeth cwsmeriaid. Gellir dod o hyd i wybodaeth gyswllt fel arfer ar y JBL websafle neu yn y Canllaw Cychwyn Cyflym.
JBL Websafle: www.jbl.com