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Solid Cinch™ Speaker Binding Posts
Positive and Negative terminals for
connecting 4 or 8 Ohm Loudspeakers.
Pay attention to the polarity labeled + and -
INPUT MODE Switch
Selects Balanced or Unbalanced Input
to amplify
Unbalanced Input
(UNBALANCED IN) for an RCA cable
from a Preamplifier or A/V Processor
audio output
Balanced Input
(BALANCED IN) for an XLR cable from
a Preamplifier or A/V Processor audio
output
Figure 03– MC830 Rear View
Connections on the Back
The Inputs
One UNBALANCED input- RCA Jack
One BALANCED XLR input
One 1/8-inch jack Power Control (trigger) Input
One AC power connector
The Outputs
Two McIntosh gold plated Binding Posts
One 1/8-inch jack Power Control (trigger) Output
6
MC830 POWER AMPLIFIER
McINTOSH LABORATORY, INC., BINGHAMTON, NY
HANDCRAFTED IN USA WITH US AND IMPORTED PARTS
BALANCED IN
UNBALANCED IN
INPUT MODE
BAL
UNBAL
CLASS 2 WIRING
Making Connections
Pick an Input
Choose the type of Input connection you wish to
use either BALANCED (XLR cable see Figure 05)
or UNBALANCED (RCA cable see Figure 04).
Set the INPUT MODE Switch to the type of Input
you wish to use. Slide the Switch towards BAL for
the BALANCED IN connection or UNBAL for the
UNBALANCED IN connection.
Using the cable appropriate to the Input you have
chosen, connect the MC830 to your Preamplifier.
Typically, the mono MC830 will be used in pairs
for a stereo setup. If this is the case, pay attention to
/
AUTO OFF
PWR CONTROL
OUTPUT
ENA
DIS
IN
FUSE
PUSH
OUT
120V ~ 50/60Hz
6A
AUTO OFF Switch
Enables (ENA) or Disables (DIS) the
Auto Off feature. When enabled the
MC830 will Power Off if no input is
recieved for 30 minutes. (When Power
Control Knob is in the ON position)
POWER CONTROL
IN receives power On/Off signals from a McIntosh
component
OUT sends power On/Off signals to a connected
McIntosh component
Fuse Holder
Look at the back panel of your MC830 to
determine the correct fuse size and rating
and refer to the included Important Additional
Operation Information Guide for more information
T8AL 250V
AC POWER
Use supplied AC Power Cord to connect to a
live AC outlet after other connections have been
made
Figure 04– RCA Connector
Figure 05– XLR Connector
which MC830 is connected to the left and which is
connected to the right output of the Preamplifier.
"Figure 06– XLR pin diagram" on page 7 shows
the proper Pin configuration for an XLR Balanced
connection to the MC830.
Connecting a Loudpeaker
The MC830 is designed to power a four or eight
Ohm Loudspeaker. You will need quality speaker
wire.
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