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How to Operate the MA8000, con't
of frequencies for each of the Equalizer Controls of
the MA8000 at the +6dB and -6dB points.
Optical and Coaxial Digital Inputs
When a Digital Input (Optical or Coaxial Connection)
on the MA8000 is selected the Front Panel Display
will indicate when a signal is present "2CH PCM".
Refer to figure 74. During the time there is no Digital
SOURCE: CD
15%
Figure 74
Signal present the display will indicate "SILENT".
Refer to figure 75.
SOURCE: CD
15%
Figure 75
USB Input Operation with a Computer
The MA8000 USB-D/A Input provides the capability
to playback music from a computer, when the com-
puter is connected to the rear panel USB D/A connec-
tor. The MA8000 USB Input is compatible with both
PC Computers using Microsoft
®
Service Pack 3, Vista with Service Pack 1 and Win-
dows 7) and the Apple
Macintosh
®
OS-10.6 with the latest update.
When using a PC Computer with Windows, a spe-
cial McIntosh USB Audio Software Driver A needs to
be installed on the PC Computer. The driver needs to
be installed before connecting the MA8000 USB Input
to an USB Port on the computer.
Note: If an Apple Macintosh computer is used with the
MA8000, no additional driver is required.
The McIntosh USB Audio Windows Driver A
30
and Installation and Opera-
tion Guide are available for
download from the McIntosh
Web Site:
Under "Product Catego-
ry" select Integrated Am-
2CH PCM
plifiers and under "Model
Number" select MA8000,
then click on "Select". When the MA8000 informa-
tion appears, download the "McIntosh Audio Win-
dows Driver A Installation and Operation Guide" and
"McIntosh USB Audio Windows Driver A Version _ .
_". Follow the instructions in the Guide and after the
SILENT
USB Driver is installed, connect the MA8000 to the
PC Computer.
Note: When computer application programs and vari-
Windows
(XP with
®
Computers using
®
The MA8000 Front Panel Display will indicate the
Bit and Sampling Rate of the incoming digital signal.
Refer to figure 76.
http://www.mcintosh-
labs.com/us/
support/Pages/
Manuals.aspx
USB Audio Windows Driver A Version 1.0
Installation and Operation Guide
McIntosh Laboratory, Inc. 2 Chambers Street Binghamton, New York 13903-2699 Phone: 607-723-3512 www.mcintoshlabs.com
ous computer hardware components conform to
the Microsoft
®
Windows
®
and Apple
standards, they should also work well when used
in conjunction with the MA8000 USB Input. If
you are experiencing difficulty with a specific
computer hardware component or computer ap-
plication program, contact the manufacturer of
the product.
SOURCE: USB-D/A
15%
Figure 76
How to Operate the MA8000, con't
Reset of Microprocessors
In the unlikely event the controls of the MA8000 stop
functioning, the microprocessors can be reset by per-
forming the following:
1. Press the STANDBY/ON Push-button until the
STANDBY/ON Indicator switches Off.
2. When the MA8000 cycles On then Off, release the
STANDBY/ON Push-button.
3. When the STANDBY/ON LED is illuminated
press the STANDBY/ON Push-button, the
MA8000 will resume normal operation.
Note: This can be performed with the MA8000 On or
in the Standby Mode.
Resetting the MA8000 to default settings
If it becomes desirable to reset all the adjustable set-
tings (Setup and Trim Settings) to the factory default
values, perform the following:
1. Press in and hold the INPUT/TRIM Control and
the VOLUMES/ADJUST Control. The Front Panel
Display will indicate "FACTORY RESET". Refer
®
Macintosh
®
to figure 77.
2. When the Front Panel Display indicates "FAC-
TORY RESET, COMPLETE" release the two
controls. Refer to figure 78.
24/96k
3. Press the STANDBY/ON Push-button and the
MA8000 will resume operation.
FACTORY RESET
Figure 77
FACTORY RESET
-COMPLETE-
Figure 78
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