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Thank you for purchasing the Factor Electronics C-660TB high performance in-ceiling speakers.
Please read this entire manual to get the most from your C-660TB speakers and ensure proper
Installation. The C-660TB is designed to provide high quality background music and paging in a
variety of Installations like schools, houses of worship, retail, industrial, office buildings and homes.
The C-660TB can be used with high impedance 25/70 volt amplifiers or low impedance 4/8 ohm
amplifiers safely. To insure proper installation please set the wattage tap dial and the wire-in
terminals to the correct settings described in this manual.
The C-660TB includes:
1. Speaker with metal back box
2. Removable grille
3. T-Bar ceiling support
4. Cutout template
Installation T-Bar Ceiling:
1. Use the cutout template to trace a circle in the ceiling tile.
2. Use a sharp blade or saw to cut the hole.
3. Place the T-Bar ceiling support on the back side of the ceiling tile.
4 Place the C-660TB through the cutout.
5. Using a screwdriver or drill fitted with a Phillips bit to tighten the four L-Clamp screws until
the L-Clamps are snug to the back of the T-Bar ceiling support. Do not over tighten!
6. Adjust the wattage tap dial to the required setting.
7. Remove the terminal block connector on the back box and insert the speaker wires as shown.
8. Attach a chain or aircraft type cable to the seismic anchor and attach to the ceiling joist.
9. Power the amplifier ON and test the system.
1. 2. 3. 4.
5.
