McIntosh MX135

44
2. Rotate the TRIM LEVEL Control clockwise until the
number 10 appears to the right of BASS TRIM on the
Front Panel Alphanumeric Display. This is an example
of increasing the Bass response by 10dB.
3. Rotate the TRIM SELECT Control clockwise until
TREB TRIM appears on the Front Panel Alphanumeric
Display. Refer to figure 42.
4. Rotate the TRIM LEVEL Control clockwise until the
number 11 appears to the right of TREB on the Front
Panel Alphanumeric Display. This is an example of in-
creasing the Treble response by 11dB.
Effects
The MX135’s Trim Select Effect Mode allows for different
types of audio signal processing as different Surround
Modes are selected.
If the STEREO MODE, CINEMA 1 or 2, or EXTER-
NAL Surround Modes are selected the Trim Select Effect
Mode provides variable Loudness Compensation.
When the MUSIC 1 Surround Mode is selected and a
two channel audio signal is processed in the Dolby Pro
Logic IIx Mode, the Trim Select Effect Mode provides
variable Center Channel Width Adjustment. Likewise, with
the MUSIC 2 Surround Mode selected and a two channel
audio signal is processed in the DTS NEO:6 Mode, the
Trim Select Effect Mode also provides variable Center
Channel Width Adjustment.
If MUSIC 3 or 4 Surround Modes are selected the Trim
Select Effect Mode adds provides variable Reverberation
of the sound going to the Surround Loudspeakers.
Loudness
The Loudness Control Function automatically increases
bass response as the volume level is lowered for improved
listening at softer volume levels. The amount of Loudness
Boost is adjustable in 10% increments from 10% to 100%.
The maximum Loudness boost is 18dB, less any bass boost
that may have been previously set by the Bass Trim func-
tion. For example if the Bass is boosted 10dB, the maxi-
Figure 41
Figure 42
Figure 43
Figure 44
Figure 45
mum additional Loudness boost will be 18dB less 10dB or
8dB. Refer to figure 43.
1. Rotate the TRIM SELECT Control clockwise to the
EFFECT position. The word TRIMLOUD will appear
on the Front Panel Alphanumeric Display.
2. Rotate the TRIM LEVEL Control clockwise until the
desired percent of Loudness is indicated to the right of
TRIMLOUD on the Front Panel Alphanumeric Dis-
play.
Center Width
This mode takes some of the Center Channel Signal and
adds it to the Left and Right Front Loudspeakers, thus in-
creasing the width of the front sound field. The effect can
be varied with eight different settings ranging from mini-
mum (0) to maximum (7). Refer to figures 44 and 45.
3. Rotate the TRIM SELECT Control clockwise to the
EFFECT position. The words CTR WIDTH will ap-
pear on the Front Panel Alphanumeric Display.
4. Rotate the TRIM LEVEL Control clockwise until the
desired sound stage is achieved.
Reverberation
When the MUSIC 3 or 4 Surround Modes are selected, the
EFFECT Mode allows the addition of Reverberation to the
Front Sound Stage via the Surround Loudspeakers. The
amount of Reverberation is adjustable from 10% to 100%.
5. Rotate the TRIM SELECT Control clockwise to the
EFFECT position. The word REVERB will appear on
the Front Panel Alphanumeric Display. Refer to figure
46.
6. Rotate the TRIM LEVEL Control until the desired
sound stage is achieved.