Headphone Jack, Headphone Hxd Tm; Output Control; Profile Mode - McIntosh MHA100 Owner's Manual

How to Operate the MHA100, con't
To un-MUTE the Audio press the
button on the Remote Control, adjust the Volume level
or change Inputs.
Headphones Jack
Connect a pair of dynamic headphones to the Head-
phones Jack with a 1/4" (6.3mm) stereo phone type
plug for private listening.
Note: Use the OUTPUT Control to select the correct
impedance range.
Headphone HXD
TM
The MHA100 Headphone Crossfeed Director (HX-
D improves the sound localization for Headphone
TM )
Listening. HXD restores the directionality compo-
TM
nent of the spatial sound stage normally heard with
Loudspeaker listening. To activate the HXD when
Headphones are connected to the Front Panel Head-
phone Jack perform the following:
1. Momentarily press the Front Panel VOLUME
Control to enable the HXD Mode. The HXD Icon
located above the Headphone Jack
will illuminate Green. Refer to figure
71.
2. To disable the HXD Mode momen-
tarily press the Front Panel VOLUME
Control.
Note: HXD Mode is automatically
TM
disabled when SPEAKERS are
selected with the OUTPUT
Control.
24

Output Control

MUTE Push-
Rotate the OUTPUT Control to select the desired lis-
tening device, Headphones or Loudspeakers. Refer to
the OUTPUT CONTROL SELECTION chart below:
Notes: 1. For the best performance and safety, it is
2. Do not exceed the maximum power handling
3. The first time the OUTPUT Control is rotated
Listening
Device
Loudspeakers
Headphones
Headphones
Headphones
Headphones
Headphones
Headphones

Profile Mode

The MHA100 has the ability to store up to 5 differ-
ent Profile Settings for Headphone use. Each profile
Figure 71
setting stores the selected Headphone Impedance
Range, HXD Setting (On or Off), Bass Boost Setting
(0 to +12.5 dB) and asign a custom name for it. In the
following example a Profile will be created, recalled,
renamed and finally deleted using the Profile Setup
Mode:
PROFILE SETTINGS
1. Using the OUTPUT Control select, from the six
important to always match the impedance
of the Headphones and Loudspeakers to the
MHA100 Output.
capacity of Headphones or Loudspeakers
connected to the MHA100.
the Front Panel Display will indicate the cur-
rent Output selection.
OUTPUT CONTROL SELECTION
Power
Impedance Output
Level
8 ohms --- 50 Watts
8 to 40 ohms Norm 250 mWatts
40 to 150 ohms Norm 250 mWatts
150 to 600 ohms Norm 250 mWatts
8 to 40 ohms High 1 Watt
40 to 150 ohms High 1 Watts
150 to 600 ohms High 1 Watt
INPUT:
SPEAKER
Figure 72
INPUT:
NORM 8O - 40O
Figure 73
INPUT:
NORM 40O - 150O
Figure 74
Refer to
figure No.
71
INPUT:
72
NORM 150O - 600O
73
Figure 75
74
75
76
INPUT:
77
HIGH 8O - 40O
Figure 76
INPUT:
HIGH 40O - 150O
Figure 77
INPUT:
HIGH 150O - 600O
Figure 78
UNBAL
UNBAL
UNBAL
UNBAL
UNBAL
UNBAL
UNBAL