Panel Facilities - Pioneer SP-99D Service Manual

Dolby surround ac-3 & pro logic processor
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8. PANEL FACILITIES
FRONT PANEL (For SP-99D)
SP-99D, SP-D07
@ POWER
STANDBY/ON
switch
and
STANDBY
indicator
This is the switch for electric power.
ON
: When set to the ON position, power is supplied and
the unit becomes operational.
: When
set to the STANDBY
position, the main
power flow is cut and the unit is no longer fully
operational. A minute flow of power feeds the unit
to maintain operation readiness.
The STANDBY indicator lights during standby.
After switching power ON, there is no sound for about five
seconds. During this time, the STANDBY indicator flashes.
STANDBY
@ Remote sensor
@ Input selector buttons
AC-3 RF
: Press when
playing an AC-3 (Dolby Surround
Digital) compatible disc on a LaserDisc player
connected to the AC-3 RF INPUT jack.
DIGITAL 1
Press when playing a component connected to the
DIGITAL 1 INPUT with a coaxial cable.
DIGITAL2
:
Press when playing acomponent connected to the
DIGITAL 2 INPUT with an optical fiber cable.
LINE 1
: Press when playing components connected to an
amplifier that's connected to the LINE 1 jacks.
LINE 2
: Press when playing components connected to an
amplifier that's connected to the LINE 2 jacks.
@ Display
© DISPLAY OFF indicator
This lights when DISPLAY is off.
() MUTING indicator
This flashes when MUTING
is on.
@) MASTER VOLUME control
Use it to simultaneously
adjust the sound volume
from the
front, center, rear, and sub-woofer speakers.
MUTING button
Press to temporarily stop sound output. Press again to resume
listening.
@® ATT (Attenuator) button
Press on, and audio input sensitivity is attenuated (-10 dB) to
prevent clipping due to excessively high input levels. Switch
this on if the overload indicator in the display section lights
during playback. When you switch it on, the ATT indicator
lights.
Surround/SFC Mode buttons
AC-3:
This operates only when you select DIGITAL 1 or DIGITAL 2 with
the input selector buttons.
Pressing this button lets you switch between a component with
an AC-3 digital audio output*' and a component with another
digital audio output, such as a CD player or LaserDisc player.
PRO LOGIC:
Switches DOLBY PRO-LOGIC SURROUND
on/off.
When you select AC-3, it does not operate for auto select.
THEATER 1, THEATER 2:
Select when viewing video software. THEATER 2 provides a
more mellow sound than THEATER
1.
HALL:
Select for concert hall ambience when enjoying music or other
sources.
SURROUND OFF:
Switches surround mode (including DOLBY PRO-LOGIC) off.
NOTE:
This unit features a function
for memorizing surround/SFC
mode
settings for each input function.
This lets you store
surround/SFC mode settings you often use for each function.
*1 You will be able to connect this unit to future components with
AC-3 digital outputs.
57

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