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P U S H P U S H P U SH
P U S H
FUSE
PUSH
MA9500 INTEGRATED AMPLIFIER
McINTOSH LABORATORY, INC., BINGHAMTON, NY
HANDCRAFTED IN USA WITH US AND IMPORTED PARTS
R OUTPUT
8Ω
4Ω
2Ω
R
L
OUTPUT 2
BALANCED INPUTS
2R 2L 1R
1L
L OUTPUT
8Ω
4Ω
2Ω
DATA PORTS
3
1
4
2
IR IN
RS232
EXT
CTRL
POWER CONTROL
OUTPUTS
MAIN
TRIG 1
PASSTHRU
INPUT
TRIG 2
SERVICE
PORT
CLASS 2 WIRINGCLASS 2 WIRING
120V 50/60Hz
6.6A
T 10AH 250V
FIXED 1 PWR AMP 1
2
OUTPUTS
UNBALANCED INPUTS
3 4 5 6
L
R
LRGND
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
SERIAL
NUMBER
L
R
GND
ATTENTION: RISQUE DE CHOC ELECTRIQUE-NE PAS OUVRIR
MC
MM
PHONO
DA2 DIGITAL AUDIO MODULE
HDMI (ARC)
MCT
OPTICAL 1
DIGITAL AUDIO INPUTS
USB AUDIO
COAX 1 COAX 2
OPTICAL 2
1. Main Power: Attach the included power cable here.
2. Main Fuse Holder: This is where the main fuse to
power the unit is located.
3. Fixed Outputs: An RCA connector cable will
produce a fixed, non-adjustable Volume level signal
from here.
4. Output 1: Use this port with an RCA cable to send
the signal to a subwoofer or power amplifier. Connect
included Jumper Plugs (see next page) to this port and
PWR AMP to use onboard amp (see Page 16).
5. PWR AMP Input: 5. PWR AMP Input: The
included Jumper Plugs (see next page) connect Output
1 to the onboard power amplifier (see Page 16). Also
used as a loop for room correction with Output 1.
6. Unbalanced Inputs (1-6): You can connect up
to six high-level unbalanced signals using an RCA
connection with these ports.
7. GND Input: This is where you would put a ground
wire from a turntable to prevent noise.
8. MM Phono Input: A turntable with a moving
magnet cartridge will plug in here with an RCA cable.
9. MC Phono Input: A turntable with a moving coil
cartridge will plug in here with an RCA cable.
10. Loudspeaker Output Terminal Posts: Connect
loudspeakers to these posts (see Page 10).
11. Output 2: Use an XLR connector cable for a
balanced output signal from these ports.
12. Coax Inputs (1 and 2): You will connect coaxial
cables for digital signals into these ports.
13. Optical Inputs (1 and 2): These ports accept
optical connections for digital signals.
Navigating the Rear Panel
1 2 3
4
5 6 7
8
9
10
10
11 12
13 14 15
16
17 18
19 20
21
22 23
24
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