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Definitive Technology
Di SERIES OWNER’S MANUAL
Models: 3.5R, 4.5R, 5.5R, 6.5R, 8R, 6.5STR, 5.5S and 6.5S
Thank You
Thank you for choosing the Definitive Technology Disappearing In-Wall loud
speaker. The Di Series products offer extraordinary sound quality from speakers that
are barely visible when installed in a wall or ceiling. Our engineers spent many
years developing this product. In order to ensure that you experience the finest per
formance possible, we encourage you to take a moment to
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Definitive Technology Di Series Di 4.5R Di 5.5R Di 3.5R Di 6.5R Di 6.5STR Di 8R Di 5.5S Di 6.5S 2
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Di SERIES OWNER’S MANUAL Painting Di Series Speakers Your Di Series speakers may be painted to match the color of the wall or ceiling in which they are installed. Failure to follow the following painting instructions may result in seriously degraded sound quality. It is your responsibility to make sure your painting contractor sees and follows these instructions. 1. DO NOT PAINT THE GRILLE WITH A BRUSH OR ROLLER — they will clog the fine mesh of the grille and cloth scrim and result in poor s
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Di SERIES OWNER’S MANUAL Environmental EQ (not included on Di 3.5R and Di 4.5R models) If your listening room is very reflective, with smooth sheetrock walls, hardwood floors, and non-cushioned furniture, the sound will be overly “bright” and unnatural. Engaging the Environmental EQ feature [Figure 7] (by selecting the “–” setting) compensates for the effect of overly loud treble. If your room is has a lot of absorbing surfaces such as over-stuffed furniture, heavy drapes and rugs such that the
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Definitive Technology • Make sure the material into which you plan to mount the speakers (plaster, drywall, paneling, stone, etc.) can support the weight of the speakers (see specification page for the weight of your model). • Make sure the locations you select do not conceal studs, electrical wiring or plumbing. Prior to installation, hold the speaker with grille on in your chosen location to make sure it safely clears obstacles such as studs, corners, beams, lighting Left channel wires fixt
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Definitive Technology • Place the speaker carefully into the cutout. If you have a level, use it to help you correctly align rectangular speaker models. Tighten the lock arm screws with a screwdriver [Figure 15]. This will rotate the lock arms [Figure 16] and secure the speaker to the wall/ceiling. Do not over-tighten the lock arm screws. If you are using a powered screwdriver or drill set the torque to a value of 7 in. – lb. (8dN – m) • Install the grille on the speaker frame. Powerful magne
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Di SERIES OWNER’S MANUAL SAFETY FIRST NOTES When installing your Di Series In-Wall Loudspeakers, be aware of the weight of your particular model (see specification page for the weight of your model) and the sturdiness of the material into which you are installing the speaker. Also be aware of any concealed studs, electrical wiring or plumbing in the wall or ceiling into which you are installing the speakers. If you are not sure of a safe way to install these speakers, consult a professional ins
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Di SERIES OWNER’S MANUAL Specifications Di 3.5R Di 4.5R Di 5.5R Di 6.5R Di 6.5STR Di 8R Di 5.5S Di 6.5S Grille Diameter 4-9/16" (11.6 cm) 5-3/8" (13.55 cm) 7-3/8" (18.62 cm) 8-5/16" (21.04 cm) 8-5/16" (21.04 cm) 9-3/4" (24.76 cm) — — Grille Length —— — — — — 7-3/8" (18.61 cm) 8-5/16" (21.01 cm) Grille Width —— — — — — 7-3/8" (18.61 cm) 8-5/16" (21.01 cm) Cutout Diameter 3-3/4" (9.55 cm) 4-1/2" (11.5 cm) 6-5/1
