McIntosh MA12000 User Manual

26
Factory Reset
If it becomes desirable to reset all the adjustable
settings (Setup and Trim Settings) to the factory
default values, perform the following steps:
1. Press and hold in the INPUT Control to enter the
SETUP MODE. Refer to figure 2 on page 17.
2. Rotate the INPUT Control until “FACTORY
RESET, (Hold INPUT)” appears on the
Information Display. Refer to figure 47.
3. Press and hold in the INPUT Control until
“FACTORY RESET, In Progress!” appears on
the Information Display, then release the INPUT
Control. Refer to figures 48 and 49.
4. Press the Front Panel STAND/BY Push-button to
switch On the MA12000.
Figure 49
FACTORY RESET
Completed!
Figure 47
FACTORY RESET
(Hold INPUT)
Figure 48
FACTORY RESET
In Progress!
Reset of Microprocessors
In the unlikely event the controls of the MA12000
stop functioning, the microprocessors can be reset by
performing the following:
1. Press the STANDBY/ON Push-button until the
STANDBY/ON LED Indicator switches Off in
approximately five seconds.
2. Then release the STANDBY/ON Push-button and
the MA12000 will switch Off.
3. When the STANDBY/ON LED is illuminated
press the STANDBY/ON Push-button, the
MA12000 will resume normal operation.
Note: This can be performed with the MA12000 On
or in the Standby Mode.

McIntosh MA12000 Specifications

General

Number of Channels	2
Total Harmonic Distortion	0.005%
Preamplifier Output	1 balanced, 1 unbalanced
Digital Inputs	2 coaxial, 2 optical, 1 USB, 1 MCT
Home Theater PassThru	Yes
Tone Controls	Yes
Tone Bypass	Yes
Power Output	350 Watts per channel
Frequency Response	20Hz to 20kHz +0, -0.5dB
Dimensions	17.5" (44.45cm)
Damping Factor	40
Headphone Output	Yes
Phono Input	1 Moving Magnet, 1 Moving Coil
Power Requirement	120V, 60Hz
Standby Power Requirement	Less than 0.5 Watt
Input Impedance	20K ohms (unbalanced), 40K ohms (balanced)
Preamplifier Inputs	1 Balanced, 4 Unbalanced