Owner`s manual

26
200, 400 or 1000) Ohms that comes closest to the
Phono Cartridge makers recommended value.
After approximately 5 seconds the Alphanumeric
Display returns to indicate the Source Selection and
Volume Level.
DISPLAY BRIGHTNESS
The Front Panel Display Brightness may be changed
from the default setting. The MA7900 will remem-
ber two brightness preferences, one with the Meters
Illuminated and one without Meter Illumination. For
each preference there are four brightness settings for
the Display. The Display Brightness setting may be
varied 1 (Dim) to 4 (Bright). Follow the steps below
for reducing the Display Brightness (with the Meter
Illumination On):
1. Press the TRIM Push-button on the Remote Con-
trol until “DISPLAY, Bightness: 3” appears on the
Front Panel Display. Refer to figure 64.
2. Press TRIM LEVEL + / - Push-button to select the
desired Brightness.
Note: To change the Display Brightness preference
with Meter Illumination Off, first switch Off the
Meter Illumination on the next page and then
change the Display Brightness Setting.
After approximately 5 seconds the Display returns to
indicate the Source Selection and Volume Level.
3. Press TRIM LEVEL + / - Push-button to select the
MONO Mode. Refer to figure 62.
After approximately 5 seconds the Display returns to
indicate the Source Selection and Volume Level.
PHONO ADJUSTMENTS
When the Phono MC Input is selected, an additional
TRIM SELECT FUNCTION becomes available for
adjustment. Perform the following steps to make the
Phono Trim Adjustments:
1. Select Phono MC Source Input.
2. Press the TRIM Push-button on the Remote Con-
trol until “PHONO CARTRIDGE, Moving Coil:
200 Ohm” appears on the Front Panel Display.
Refer to figure 63.
3. Press TRIM LEVEL + / - Push-button to select
the desired phono cartridge loading value (50, 100,
all have the same relative volume levels. Record
any changes made to the various inputs from the
default settings in the “Input and Power Control
Settings” chart on page 19.
After approximately 5 seconds the Display returns to
indicate the Source Selection and Volume Level.
MONO/STEREO MODE
By default the Stereo Mode is active for all Input
Sources however, any Input Source may be assigned
to Mono Mode. To change Stereo Mode to Mono for a
given Input Source, perform the following steps:
1. Select the desired Input by using the direct access
Input Push-button on the Remote Control.
2. Press the TRIM Push-button on the Remote Con-
trol until “MONO/STEREO MODE, _ _ _ _ _ _ :
Stereo” appears on the Front Panel Display. Refer
to figure 61.
Figure 50
How to Operate the MA7900, con’t
Figure 61
MONO / STEREO MODE
TUNER : Stereo
Figure 62
MONO / STEREO MODE
TUNER : Mono
Figure 63
PHONO CARTRIDGE
Moving Coil: 200 Ohm
Figure 64
DISPLAY
Brightness: 3
400
400