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Service and warranty work on your Definitive loudspeakers will normally
be performed by your local Definitive Technology dealer. If, however, you
wish to return the speaker to us, please contact us first, describing the
problem and requesting authorization as well as the location of the nearest
factory service center. Please note that the address given in this booklet
is the addr
ess of our offices only. Under no circumstances should loud-
speakers be shipped to our offices or returned without contacting us first
and obtaining return authorization.
Definitive Technology Offices
1
1433 Cronridge Drive, Suite K
Owings Mills, Maryland 21117
Phone: 410-363-7148
Service
CAUTION! To reduce the risk of electric shock and fire, do not remove the cover or back
plate of this device. There are no user serviceable parts inside. Please refer all servicing to
licensed service technicians. Avis: Risque de choc electricque, ne pas ouvrir.
CAUTION! The international symbol of a lightning bolt inside a triangle is intended to alert
the user to uninsulated “dangerous voltage” within the device’s enclosure. The international
symbol of an exclamation point inside a triangle is intended to alert the user to the presence
of important operating, maintenance and servicing information in the manual accompanying
the device.
CAUTION! To prevent electrical shock, match wide blade of plug to wide slot, fully insert.
Attention: Pour eviter les chocs electriques, introduire la lame la plus large de la fiche dans
la borne correspondante de la prise et pousser jusqu'au fond.
CAUTION! To reduce the risk of electrical shock, do not expose this equipment to rain
or moisture.
1. Read Instructions—All safety and operating instructions should be read before operating the device.
2. Retain Instructions—The safety and operating instructions should be retained for future reference.
3. Heed Warnings—All warnings on the device and in the operating instructions should be adhered to.
4. Follow Instructions—All operating and safety instructions should be followed.
5. Water & Moisture—The device should never be used in, on or near water for risk of fatal shock.
6. Carts & Stands—The device should only be used on carts or stands recommended by the manufacturer.
7. Wall & Ceiling Mounting—The device should be mounted on a wall or ceiling only as recommended
by the manufacturer.
8. Ventilation—The device should always be located in such a way that it maintains proper ventilation. It
should never be placed in a built-in installation or anywhere that may impede the flow of air through its
heat sink.
9. Heat—Never locate the device near heat sources such as radiators, floor registers, stoves or other
heat-generating devices.
10. Power Supply—The device should only be connected to a power supply of the type described in the
operating instructions or as marked on the device.
11. Power Cord Protection—Power cables should be routed so they are not likely to be stepped on or
crushed by items placed on them or against them. Special attention should be paid to areas where the
plug enters a socket or fused strip and where the cord exits the device.
12. Cleaning—The device should be cleaned in accordance with manufacturer’s instructions.
13. Periods Of Non-Use—The device should be unplugged when not being used for extended periods.
14. Dangerous Entry—Care should be taken that no foreign objects or liquids fall or are spilled inside
the device.
15. Damage Requiring Service—The device should be serviced by licensed technicians when:
• The plug or power supply cord has been damaged.
• Objects have fallen or liquid has spilled inside the device.
• The device has been exposed to moisture.
• The device does not appear to be operating properly or exhibits a marked change in performance.
• The device has been dropped or the cabinet becomes damaged.
16. Service—The device should always be serviced by licensed technicians. Only replacement parts
specified by the manufacturer should be used. The use of unauthorized substitutions may result in
fire, shock, or other hazards.
Safety Precautions
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
2 11
ProSub Specifications
ProSub 1000
Outer Dimensions: 12
"
W
x
17.9
"
W
x
14.4
"
H
Frequency Response: 18 Hz – 150 kHz
Driver Complement: One 10" woofer with polymer cone coupled to
one 10" infrasonic radiator
Amplifier: 300-Watts RMS
Speaker Level High-Pass Filter: 6 db/octave (80 hz)
Low-Level Low-Pass Filter: 24 db/octave continuously variable
(40 hz – 150 hz) plus unfiltered LFE direct-
coupled input
Fuse Size: 3.2 amp 250 volt slow-blow Littlefuse 313
type for the 110 volt version, and 2 amp 250
volt slow-blow BEL 5ET type for the 240
volt version.
ProSub 800
Outer Dimensions: 10.3
"
W
x
15.8
"
W
x
12.9
"
H
Frequency Response: 20 Hz – 150 kHz
Driver Complement: One 8" woofer with polymer cone coupled to
one 8" infrasonic radiator
Amplifier: 300-Watts RMS
Speaker Level High-Pass Filter: 6 db/octave (80 hz)
Low-Level Low-Pass Filter: 24 db/octave continuously variable
(40 hz – 150 hz) plus unfiltered LFE direct-
coupled input
Fuse Size: 3.2 amp 250 volt slow-blow Littlefuse 313
type for the 110 volt version, and 2 amp 250
volt slow-blow BEL 5ET type for the 240
volt version.
Specifications subject to change