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25
2. Switch Off the Meter Illumination. Refer to
figure 81.
After approximately 8 seconds the Information
Display returns to indicate the Source Selection and
Volume Level.
TUBE LIGHTS
The C2700 Top Cover Window allows viewing of the
six Vacuum Tubes. LEDS providing illumination may
be switched On or Off by performing the following:
1. Select “TUBE LIGHTS, On” as indicated on the
Front Panel Information Display. Refer to figures
60, 63 (on page 22) and 82.
2. Switch Off the Meter Illumination. Refer to
figure 83.
Note: Illumination of Vacuum Tubes during the “Warm
Up” period of time will continue when the Trim
Setting for TUBE LIGHTS is set to OFF.
After approximately 8 seconds the Information
Display returns to indicate the Source Selection and
Volume Level.
INFORMATION DISPLAY ILLUMINATION
The Brightness Level of C2700 Front Panel Informa-
tion Display can be adjusted from bright to dim by
performing the following:
1. Select “DISPLAY BRIGHTNESS” as indicated
on the Front Panel Information Display. Refer to
figures 60, 63 (on page 22) and 84.
2. Reduce the Brightness level by adjusting the
TRIM LEVEL. Refer to figure 85.
After approximately 8 seconds the Information
Display returns to indicate the Source Selection and
Volume Level.
PHONO ADJUSTMENTS
When the Phono MC or Phono MM Input is selected
an additional TRIM SELECT FUNCTION becomes
available for adjustment. Perform the following steps
to make the Phono Trim Adjustments:
1. Select either the Phono MM or Phono MC Source
Input.
2. Select “MC PHONO LOAD, 400Ω” or “MM
PHONO LOAD, 50pF” as indicated on the Front
Panel Information Display. Refer to figures 86 and
87.
3. Set the desired phono cartridge loading value
(Ohms for a Moving Coil Cartridge or Capaci-
tance for a Moving Magnet Cartridge) that comes
closest to the Phono Cartridge Makers recom-
mended value.
After approximately 8 seconds the Alphanumeric
Display returns to indicate the Source Selection and
Volume Level.
HXD MODE
Connect a pair of dynamic headphones to the Head-
phones Jack with a 1/4” (0.635cm) stereo phone type
plug for private listening. The default setting is for all
of the Power Amplifier Output Connections (1 and 2)
to automatically mute.
When headphones are connected to the C2700
Front Panel Jack, an additional TRIM function be-
comes available. McIntosh’s HXD brings the acousti-
cal depth and spatiality of music normally heard with
loudspeakers, to your headphones. Momentarily press
the INPUT Control, then rotate it to select “HEAD-
PHONE HXD, On”. To deactivate the HXD Mode
rotate the VOLUME Adjust Control until the Front
Panel Display indicates “HEADPHONE HXD, Off”.
Refer to figures 88 and 89.
Note: The Headphone Output is optimized for imped-
ances ranging from 100 to 600 ohms.
How to Operate the C2700, con’t
Figure 81
METER LIGHTS
Off
Figure 85
DISPLAY
BRIGHTNESS
Figure 84
DISPLAY
BRIGHTNESS
Figure 86
MC PHONO LOAD
400O
Figure 87
MM PHONO LOAD
50pF
Figure 89
HEADPHONES HXD
Off
Figure 82
TUBE LIGHTS
On
Figure 83
TUBE LIGHTS
Off
Figure 88
HEADPHONES HXD
On
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