Kramer SPK-C421-K User Manual Download Page 1 | Manualshive

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K R A ME R E LE CT R O N IC S L T D .

USER MANUAL

MODEL:

Yarden 4-C

(

SPK-C421-K

)

Closed-back Ceiling Speaker

P/N: 2900-300346 Rev 1

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Summary of Contents for SPK-C421-K

Page 1: ...KRAMER ELECTRONICS LTD USER MANUAL MODEL Yarden 4 C SPK C421 K Closed back Ceiling Speaker P N 2900 300346 Rev 1 ...

Page 2: ......

Page 3: ... Array Installation 11 5 5 Painting the Speaker 14 6 Technical Specifications 15 Figures Figure 1 Yarden 4 C Closed back Ceiling Speaker in a Boardroom Setup 4 Figure 2 Yarden 4 C Closed back Ceiling Speaker 5 Figure 3 Closed back Ceiling Speaker Schematic Diagram 6 Figure 4 Mounting the Yarden 4 C Closed back Ceiling Speaker 9 Figure 5 Plugging and Securing the Cable 10 Figure 6 Tighten the Mount...

Page 4: ...stribution Amplifiers GROUP 2 Switchers and Routers GROUP 3 Control Systems GROUP 4 Format Standards Converters GROUP 5 Range Extenders and Repeaters GROUP 6 Specialty AV Products GROUP 7 Scan Converters and Scalers GROUP 8 Cables and Connectors GROUP 9 Room Connectivity GROUP 10 Accessories and Rack Adapters and GROUP 11 Sierra Products Congratulations on purchasing your Kramer Yarden 4 C Closed ...

Page 5: ...ty connection cables we recommend Kramer high performance high resolution cables to avoid interference deterioration in signal quality due to poor matching and elevated noise levels often associated with low quality cables Do not secure the cables in tight bundles or roll the slack into tight coils Avoid interference from neighboring electrical appliances that may adversely influence signal qualit...

Page 6: ...llected and recycled To comply with the WEEE Directive Kramer Electronics has made arrangements with the European Advanced Recycling Network EARN and will cover any costs of treatment recycling and recovery of waste Kramer Electronics branded equipment on arrival at the EARN facility For details of Kramer s recycling arrangements in your particular country go to our recycling pages at http www kra...

Page 7: ...on secure the speakers safely using our ceiling mounting kit that is provided free see Section 5 3 The Yarden 4 C speakers feature a multi tap power transformer for selecting 8Ω bypassing the transformer or 70V 100V power settings that are suitable for an array installation Figure 1 shows an example of how the Yarden 4 C Closed back Ceiling Speaker can be installed in a boardroom setup Figure 1 Ya...

Page 8: ...Speaker The following table defines the Closed back Ceiling speaker hardware items per speaker pair for each model in the series Description A pair of ceiling speakers one shown Two grilles one shown Cutout template This table defines the ceiling mounting kit items Four support ring screws Two ceiling support rings C ring one shown Two pairs of tile rails one of a pair shown ...

Page 9: ...ounting onto the ceiling tiles use both supports When mounting onto a sheetrock ceiling the C ring alone is used to reinforce the ceiling material Be sure that the tiles can support the speaker Smaller sized tiles or fiberglass type tiles cannot support the weight of the speakers When this is the case the speakers will need additional support Figure 3 shows a schematic diagram of the Closed back c...

Page 10: ... of obstructions such as electrical piping AC ducts or water lines and so on There is enough space behind the mounting surface for the speakers The rear side of the speaker is not blocked by wall studs or other objects 5 2 Cutting the Ceiling Tile To cut the ceiling tile do the following 1 Remove the circle in the supplied template Keep this template for later use as a mask as you may want to pain...

Page 11: ... pairs of tile rails the tile rails prevent the speakers from falling if the tile itself comes out or falls apart as their ends catch onto the T grid When mounting onto the ceiling tiles use both supports Be sure that the tiles can support the speaker Smaller sized tiles or fiberglass type tiles cannot support the weight of the speakers When this is the case the speakers will need additional suppo...

Page 12: ... down screws on the connector until tight using a small screwdriver You can connect the speakers in the two following possible layouts Wiring in parallel connect the amplifier directly to each of the speakers When one input connector is removed subsequent speakers will remain connected see Figure 3 Daisy chaining connect the wire pair and of the speaker to the subsequent speaker and When one input...

Page 13: ...turned to tighten the tabs to the rear side of the ceiling surface When tightening the mounting tabs the tabs automatically turn outward thus clamping the speaker to the wall from its rear side Do not over tighten the screws It may cause damage to both the speakers and the surface Figure 6 Tighten the Mounting Tabs 9 If required you can further secure the speaker by connecting the speaker support ...

Page 14: ...tely removed 5 4 Setting up an Array Installation When installing Yarden 4 C in an array installation layout you have to define the distance between speakers as well as the layout pattern square or hexagonal The distance between speakers is set according to the speakers dispersion angle the uniformity of the coverage desired and the budget The coverage angle of the speaker determines the coverage ...

Page 15: ...den 4 C Figure 8 Square Layout Figure 9 Hexagonal Layout You can set the power on each speaker to get the desired power level in different installation areas Figure 10 shows an example of parallel wiring in a square array installation ...

Page 16: ...Yarden 4 C Installing the Yarden 4 C 13 Figure 10 Square Layout Parallel Wiring ...

Page 17: ...its or other light solvent that is unlikely to damage the surface Spray with color by holding the spray can at an angle of 45 When spraying the grille take care not to clog the holes in the grille as this will greatly reduce the sound quality of the speakers When painting after installation Use the circle that you cut out of the template as a paint mask After you finish painting remove the paint m...

Page 18: ...ed 1kHz to 10kHz DIRECTIVITY INDEX DI 6 2dB averaged 1kHz to 10kHz INPUT CONNECTOR Terminal block Shipping and Installation MATERIALS ABS bezel aluminum grill metal back can OPERATING TEMPERATURE 0 to 40 C 32 to 104 F STORAGE TEMPERATURE 40 to 70 C 40 to 158 F HUMIDITY 10 to 90 RHL non condensing WEIGHT PER SINGLE SPEAKER 1 75kg 3 9lbs approx SHIPPING WEIGHT FOR PAIR 6 1kg 13 5lbs approx DIMENSION...

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Page 20: ...isit our Web site where updates to this user manual may be found We welcome your questions comments and feedback Web site www kramerelectronics com E mail info kramerel com P N 2900 300346 Rev 1 SAFETY WARNING Disconnect the unit from the power supply before opening and servicing ...

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