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POWER
12V
3A MAX
OUTPUT
4/8
OHMS
INPUTS
L
R
L
R
REMOTE
VOL/MUTE
10V 50mA
L
MPA 152
R
C
US
LISTED
17TT
AUDIO/VIDEO
APPARATUS
CLASS 2 WIRING
DO NOT GROUND
OR SHORT
SPEAKER OUTPUTS!
Projector
PC VGA with
Audio
DVD/VCR Combo
S-video and
Composite Video
with Audio
Audio Output
MLC 52
Extron
MPA 152
Mini Power Amplier
Volume
Control
Extron
MLC 52 RS VC
Basic MediaLink Controller
with IR, RS-232, and
Volume Knob
RS-232
Projector Control
Projector ON/OFF control
Projector input switching
MPA volume control
DI SPLAY
OFF
ON
PC
DVD
VCR
VOLUME
Extron
SI 26X
Ceiling Speakers
Figure 2. Application Diagram for an MLC 52 RS VC
MLC 52 MediaLink Controllers • Introduction 5