About Your Virtually Invisible 791 Series Ii Or 591 In-Ceiling Speakers; Unpacking; Recommended Tools; Speaker Wire Requirements - Bose Virtually Invisible 791 II Series Owner's Manual

Introduction
About your Virtually Invisible
series II or 591 in-ceiling speakers
Virtually Invisible
The Bose ®
speakers provide s uperior performance for built-in stereo
music listening and home theater enjoyment.

Unpacking

Carefully unpack the carton and confirm that the following
parts are included:
®
Virtually Invisible 791
series II speakers
Two speakers
Two speaker grilles
Template
Note: If part of the system is damaged, do not use it. Contact
your authorized Bose
Refer to the contact sheet in the carton.

Recommended tools

You may need the following tools to complete installation:
Phillips-head screwdriver
Power drill
4 - English
®
® 791 series II or 591 in-ceiling
Virtually Invisible ® 591
speakers
Two speakers
Two speaker grilles
Template
® dealer or Bose customer service.
Cutting tool
Safety goggles
791

Speaker wire requirements

Gauge
18 AWG (0.82 mm
16 AWG (1.3 mm
14 AWG (2.1 mm
12 AWG (3.3 mm
• Allow enough wire from the ceiling to wire the speakers
before installing.
• Strip ½ in. (13 mm) of insulation at each end of both wires.
• Please check your local building codes and use only the
correct type of wire required for in-ceiling installation.
• For information on installing speaker wire, consult a
professional electrician or audio/video installer.

Placement guidelines

For optimal stereo performance, install the speakers in
positions similar to the diagram below at a minimum of the
suggested distances:
> 2 ft.
(.6 m)
> 3 ft.
(1 m)
> 2 ft.
(.6 m)
Notes:
Use a stud finder to ensure the speaker hole is at least 4¾
•
in. (12 cm) away from a joist.
• Mount these speakers in wood frame or similar construction
only. Bose recommends installing these speakers only in
wood frame or similar construction with adequately spaced
studs, as found in 2 x 6 construction.
Placement in unfinished construction
If you are planning installation in unfinished construction,
purchase the Bose rough in kit. See "Accessories" on page
7.
Maximum Length
2 ) 20 ft. (6 m)
2
) 30 ft. (9 m)
2 ) 50 ft. (15 m)
2
) 90 ft. (27 m)
> 6 ft. (2 m)
> 2 ft.
(.6 m)
> 3 ft.
(1 m)
> 2 ft.
(.6 m)