1. መግቢያ
This manual provides comprehensive instructions for the installation, operation, and maintenance of your OSD Audio ACE870 8" Trimless Ceiling Speaker. Designed for LCR (Left, Center, Right) home theater surround sound applications, this speaker features a trimless grille for a seamless appearance and advanced audio components for an immersive listening experience. Please read this manual thoroughly before installation and use to ensure proper setup and optimal performance.

Figure 1.1: The OSD ACE870 Trimless Ceiling Speaker with its grille removed, showcasing the internal components and the trimless design.
2. የደህንነት መረጃ
Always adhere to the following safety guidelines to prevent damage to the speaker, property, or personal injury:
- Ensure all power to the installation area is disconnected before beginning any wiring or installation work.
- ስለ ኤሌክትሪክ ሽቦ እርግጠኛ ካልሆኑ ብቃት ያለው የኤሌክትሪክ ባለሙያ ያማክሩ።
- Do not expose the speaker to excessive moisture or extreme temperatures. This product is not waterproof.
- በሚጫኑበት ጊዜ ተስማሚ መሳሪያዎችን እና የደህንነት መሳሪያዎችን ይጠቀሙ.
- Ensure the mounting surface (ceiling) can adequately support the weight of the speaker.
- Do not attempt to modify or repair the speaker yourself. Refer all servicing to qualified personnel.
3. የጥቅል ይዘቶች
ሁሉም እቃዎች በጥቅሉ ውስጥ መኖራቸውን ያረጋግጡ፡-
- 1 x OSD Audio ACE870 Trimless Ceiling Speaker
If any items are missing or damaged, please contact OSD Audio customer support.
4. ማዋቀር እና መጫን
4.1 Planning Speaker Placement
The ACE870 speaker is designed for in-ceiling installation and features a 15-degree angled woofer and pivoting tweeter, making it ideal for LCR and surround sound applications, including Dolby Atmos setups. Consider the following for optimal sound:
- For LCR channels, position speakers in the front ceiling, angled towards the primary listening area.
- For surround or height channels, place speakers strategically to create an immersive sound field, following your amplifier's recommendations for Dolby Atmos or other surround formats.
- Ensure there are no obstructions (e.g., joists, pipes, electrical wires) in the ceiling cavity where you plan to install the speaker.

ምስል 4.1: ዘፀample of a Dolby Atmos home theater speaker setup, illustrating potential placement for ceiling speakers.
4.2 የመጫኛ ደረጃዎች
- መክፈቻውን ያዘጋጁ; Using the provided template (if included, otherwise measure carefully), mark the cutout area on the ceiling. Ensure the marked area is clear of any obstructions. Carefully cut the opening using a drywall saw or appropriate tool.
- የድምጽ ማጉያ ሽቦን ያሂዱ; Route high-quality speaker wire (e.g., 12/2 gauge) from your amplifier or receiver to the speaker cutout. Leave enough slack for easy connection.
- የድምጽ ማጉያ ሽቦን ያገናኙ፡ Connect the speaker wire to the binding posts on the speaker. Ensure correct polarity (+ to + and - to -) from the amplifier to the speaker. The ACE870 uses standard speaker wire connections.
- ድምጽ ማጉያ አስገባ፡ Carefully insert the speaker into the cutout. The mounting clamps will automatically swing out and secure the speaker as you tighten the screws on the front baffle.
- ግሪልን አያይዝ፡ The trimless grille attaches magnetically to the speaker baffle. Align the grille and gently place it onto the speaker until it snaps into place.

ምስል 4.2: ዘፀample of speaker cable used for connecting the speaker to an ampማብሰያ

Figure 4.3: Diagram illustrating the process of installing a ceiling speaker into a prepared opening.

Figure 4.4: The OSD ACE870 speaker with its magnetic trimless grille detached, ready for installation or removal.
5. ተናጋሪውን መስራት
5.1 የድምጽ ማስተካከያዎች
The ACE870 speaker features contour switches that allow you to tailor the bass and treble response to your listening preference and room acoustics. These switches are typically located near the woofer or tweeter on the speaker baffle, accessible before the grille is attached.
- Bass Contour Switch: Adjusts the low-frequency output. Use to compensate for room acoustics or personal preference.
- Treble Contour Switch: Adjusts the high-frequency output. Use to brighten or soften the sound.
Experiment with these settings to achieve the desired sound profile for your home theater system.

ምስል 5.1: መቀራረብ view of the speaker's woofer and pivoting tweeter, where contour switches are typically located.
5.2 የስርዓት ውህደት
Connect the ACE870 speaker to a compatible home theater receiver or ampየሚያነቃቃ። ን ያረጋግጡ amplifier's power output does not exceed the speaker's maximum power handling of 175 watts. The speaker is designed to work with 8 Ohm impedance systems.
While the speaker itself does not have direct voice control, it can be integrated into a voice-controlled home theater system through your compatible receiver or smart home hub.
6. ጥገና
The OSD ACE870 speaker requires minimal maintenance:
- ማጽዳት፡ Gently wipe the trimless grille with a soft, dry cloth to remove dust. Do not use abrasive cleaners or solvents.
- ምርመራ፡- Periodically check the speaker grille for any signs of damage or discoloration.
- አካባቢ፡ Ensure the speaker is not exposed to direct sunlight, excessive heat, or moisture, as these can affect its performance and lifespan.
7. መላ መፈለግ
If you encounter issues with your OSD ACE870 speaker, refer to the following common problems and solutions:
| ችግር | ሊሆን የሚችል ምክንያት | መፍትሄ |
|---|---|---|
| ከተናጋሪው ምንም ድምፅ የለም። | ልቅ ወይም የተሳሳተ ሽቦ; Amplifier off or input not selected; Speaker damaged. | ሁሉንም የድምጽ ማጉያ ሽቦ ግንኙነቶች በድምጽ ማጉያው እና በሁለቱም ላይ ያረጋግጡ amplifier, ensuring correct polarity. Verify amplifier is on and correct input is selected. Test with another speaker if possible. |
| የተዛባ ወይም ግልጽ ያልሆነ ድምጽ | ከመጠን በላይ መንዳት amplifier; Incorrect contour switch settings; Loose speaker grille. | ቀንስ amplifier volume. Adjust bass/treble contour switches. Ensure grille is securely attached. Check for any physical damage to the speaker cone. |
| Speaker cuts in and out | Loose wiring; Amplifier overheating; Short circuit in wiring. | Inspect all wiring for loose connections or frayed wires. Ensure amplifier has adequate ventilation. If problem persists, consult a professional. |
እነዚህን መፍትሄዎች ከሞከሩ በኋላ ችግሩ ከቀጠለ፣ እባክዎን የ OSD Audio የደንበኛ ድጋፍን ያነጋግሩ።
8. ዝርዝሮች
| ባህሪ | ዝርዝር |
|---|---|
| የሞዴል ስም | ACE870 |
| የድምጽ ማጉያ አይነት | Atmospheric, LCR, In-Ceiling |
| ልዩ ባህሪ | Dolby Enabled, Hi Res Audio, Trimless Grille, Contour Switches |
| የሚመከር አጠቃቀሞች | For Surround Sound Systems, Home Theater |
| ተስማሚ መሣሪያዎች | Home Theater Receivers/Ampአነፍናፊዎች |
| Woofer ዲያሜትር | 8 Inches (Carbon Fiber Composite Cone, 15-degree angled) |
| ትዊተር | 1 Inch Aluminum Dome (Pivoting) |
| የድምጽ ማጉያ ከፍተኛ የውጤት ኃይል | 175 ዋት |
| እክል | 8 ኦኤም |
| የግንኙነት ቴክኖሎጂ | የድምጽ ማጉያ ሽቦ |
| የድምጽ ውፅዓት ሁኔታ | ዙሪያ |
| የመጫኛ አይነት | የጣሪያ ተራራ |
| ቀለም | Trimless (White grille, paintable) |
| የምርት ልኬቶች | 5.37" ዲ x 11.5" ዋ x 11.5" ኤች |
| የእቃው ክብደት | 0.01 Ounces (Note: This weight seems incorrect, likely a data entry error. Actual weight would be higher.) |
| የተካተቱ አካላት | 1 ተናጋሪ |
| ውሃ የማይገባ ነው። | ውሸት (ውሃ የማይቋቋም) |
| የመቆጣጠሪያ ዘዴ | Voice (via compatible system) |
| አምራች | ኦኤስዲ ኦዲዮ |
| ዩፒሲ | 819603012279 |
9. ዋስትና እና ድጋፍ
9.1 የዋስትና መረጃ
The OSD Audio ACE870 Trimless Ceiling Speaker comes with a የተወሰነ ዋስትና. For specific details regarding the warranty period, coverage, and terms, please refer to the warranty card included with your product or visit the official OSD Audio webጣቢያ.
9.2 የደንበኛ ድጋፍ
For technical assistance, troubleshooting, or warranty claims, please contact OSD Audio customer support. You can find contact information on the official OSD Audio webጣቢያ ወይም በእርስዎ ቸርቻሪ በኩል.
ን ይጎብኙ OSD Audio Store on Amazon ለበለጠ መረጃ እና የምርት ሀብቶች.





