McIntosh MX120

9
Rear Panel Control Connections and Switch
Connect the MX120
power cord to a live
AC outlet. Refer to in-
formation on the back
panel to determine the
correct voltage
POWER CONTROL
A and B send a turn
On/Off signal to a
McIntosh Power Am-
plifier for each Zone
ACC sends a
turn On/Off sig-
nal to McIntosh
Source Compo-
nents
DATA Ports send sig-
nals to compatible
source components to
allow remote control
operation
RS232 connector
for connection to a
computer or other
control device
HOME Data Port
connects to the
optional HC-1
Home Controller
SUM A Data Port for
connections to other
McIntosh Compo-
nents
IR INPUTS
for Zone A or
B external
sensors
KEYPADS
ZONE A and
B for a McIn-
tosh Keypad or
IR room sen-
sor
VIDEO sends a
turn On/Off sig-
nal to McIntosh
Video Source
Components
SUM Data Port for
Zones A and B pro-
vides connections to
the other McIntosh
Components
IR POWER On/
Off for Zone A or
B external Sen-
sors