TOA Electronics HB-1 operating instructions When mounting the bracket to two-by-four construction

Page 5

Step 2. Loosen the screws of the hook clips (4 places) attached to the mounting bracket and leave each screw sticking out approximately 2 mm.

Hook clip

Approx. 2 mm

Mounting bracket

Step 3. Insert the mounting bracket into the hole made in Step 1, and mount it to the back of the wall or ceiling panel. To mount, clamp the wall or ceiling panel with the hook clips (4 places), then tighten the hook clip screws.

Wall surface

Mounting bracket

Mounting bracket

Hook clip

Step 4. Fix the mounting bracket to the wall or ceiling panel.

[When mounting the bracket to two-by-four construction]

Secure the bracket to the frame lumbers from the inside (3 places on the left and 3 places on the right side) of the bracket.

Note: Prepare the screws (not supplied with the unit) that are appropriate for the frame lumbers.

Screw for frame lumber

 

Mounting

 

bracket

[When mounting the bracket to the ceiling panel]

Frame lumber

 

(two-by-four construction)

Caution: Be sure to suspend the bracket using wires or bolts.

 

Wire suspension: Use 4 mounting holes in the bracket.

Bolt suspension: Mount the supplied anchor piece (2 pieces) to the bracket.

Wire

Bolt

Anchor piece

Spring Mounting

washer bracket

Mounting bracket

Plain washer

M5x10 screw

5

Image 5
Contents Operating Instructions Table of ContentsSafety Symbol and Message Conventions Safety PrecautionsWhen Installing the Unit When the Unit is in UseHandling Precautions FeaturesNomenclature and Dimensions General DescriptionContents InstallationFlush Wall or Ceiling Mounting Front Vertical cross-sectional Horizontal cross-sectionalWhen mounting the bracket to the ceiling panel When mounting the bracket to two-by-four constructionSingle connection Bridge connection Terminals to use with a screwdriverSurface Suspending the Unit in the Ceiling Suspending the unit Bolt suspension Wire SuspensionFront grille installation Matching Transformer Installation Polarity adjustment Level balance adjustmentCrossover Connections with a FULL-RANGE Speaker Recommended Filters for the HB-1High-impedance amplifier low-frequency threshold Matching transformer low-frequency thresholdAccessories Specifications