McIntosh MA8900, Руководство пользователя

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22
Power Mode
The MA8900 incorporates an Auto Off Feature, which
automatically places the preamplifier into the Power
Saving Standby/Off Mode. This occurs approximately
30 minutes after there has been an absence of user ac-
tivity (includes changes to any of the Operation Func-
tions such as source selection, volume adjustment,
etc.) or absence of an audio signal. If it is desirable to
disable the Auto Off Feature perform the following
steps:
1. Press and hold in the INPUT Control to enter the
SETUP MODE. Refer to figure 2 on page 17.
2. Rotate the INPUT Control until “SETUP: Auto
Off, Enabled” appears on the Information Display.
Refer to figure 44.
3. Rotate the VOLUME (ADJUST) Control to select
Disabled. Refer to figure 45.
4. Press the INPUT Control to exit the Setup Mode.
Figure 44
SETUP: Auto Off
Enabled
Figure 45
SETUP: Auto Off
Disabled
IR Sensor
The MA8900 Front Panel Sensor, which receives
the signals from the HR085 Remote Control, can be
switched off to prevent interference when an external
IR Sensor is connected. To de-activate the Front Panel
IR Sensor perform the following steps:
1. Press and hold in the INPUT Control to enter the
SETUP MODE. Refer to figure 2 on page 17.
2. Rotate the INPUT Control until “SETUP: Front
IR, Enabled” appears on the Information Dis-
play. Refer to figure 42.
3. Rotate the VOLUME (ADJUST) Control to select
Disabled. Refer to figure 43.
5. Exit the SETUP Mode by several presses of the
INPUT Control.
Figure 42
SETUP: Front IR
Enabled
Figure 43
SETUP: Front IR
Disabled
Factory Reset
If it becomes desirable to reset all the adjustable set-
tings (Setup and Trim Settings) to the factory default
values, perform the following steps:
1. Press and hold in the INPUT Control to enter the
SETUP MODE. Refer to figure 2 on page 17.
2. Rotate the INPUT Control until “FACTORY RE-
SET, (Hold INPUT)” appears on the Information
Display. Refer to figure 46.
3. Press and hold in the INPUT Control until “FAC-
TORY RESET, In Progress!” appears on the Infor-
mation Display, then release the INPUT Control.
Refer to figures 47 and 48.
4. Press the Front Panel STAND/BY Push-button to
switch On the MA8900.
Figure 48
FACTORY RESET
Completed!
Figure 46
FACTORY RESET
(Hold INPUT)
Figure 47
FACTORY RESET
In Progress!
Setup, con’t