Extron electronics SB 33 A 82-90, Руководство пользователя

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This section describes how the power and audio sources are attached to the SB 33 A, as
shown in the following steps.
NOTE: Speaker and DC power cables must be routed before attaching the center
bracket to the wall plate. See t figure 14 on page 12.
e e
Amplifier Module (inside Right Speaker module)
Power Cord
Front View
DC Power Cable
Power Supply
Left Speaker Module Wires
Audio Input Cable
1
Figure 24. Speaker and DC Power cable routing
INPUTS
POWER
MAX
12V
0.7A
OUTPUT
REM
OT
E
V
L
L
R
LEVEL BASS TREBLE
R
C G
10V 50mA
CLASS 2 WIRING
L SPEAKER
Right Speaker/Amplifier
(Side View)
B B B C C C D D D E E E
A A A
F F F G G G
H H H
Figure 25. SB 33 A Amplifier Front Panel
A
Power LED
E
3.5 mm unbalanced stereo input jack
B
Amplifier power supply connector
F
Level, bass, and treble potentiometers
C
Captive screw balanced or
unbalanced audio input connector
G
Remote volume control connector
D
RCA unbalanced stereo input
connectors
H
Left speaker output receptacle (to left
speaker)
For a detailed description of the above connectors see SB 33 A Internal Amplifier Front
Panel on page 33.
SB 33 A Series • Installation 17