Pioneer SC-1525-K User Manual

En

• The listening modes and many features described in 

this section may not be available depending on the 
current source, settings and status of the receiver.

There are many ways to listen back to sources using this 
receiver, but the simplest, most direct listening option is 
the Auto Surround feature. The receiver automatically 
detects what kind of source you’re playing and selects 
multichannel or stereo playback as necessary.

DIRECT (AUTO SURR/ALC/STREAM DIRECT) for auto 
playback of a source.
AUTO SURROUND shows briefly in the display before 
showing the decoding or playback format. Check the 
digital format indicators in the front panel display to see 
how the source is being processed.

• If  the  source is Dolby Digital, DTS, or Dolby Surround 

encoded, the proper decoding format will 
automatically be selected and shows in the display.

• When listening to the FM radio, the Neural Surround 

feature is selected automatically (see Using Neural 
Surround on 

page 46 for more on this).

• When listening to the ADAPTER PORT input, the 

SOUND RETRIEVER AIR feature is selected 
automatically (see Listening in stereo on page 55 for 
more on this).

• When listening to XM Radio, the XM HD Surround 

feature is selected automatically (see Using XM HD 
Surround on 

page 47 for more on this).

ALC – In the Auto level control (ALC) mode, this receiver 
equalizes playback sound levels.

• When ALC is selected, the effect level can be 

adjusted using the EFFECT parameter in Setting the 
Audio options on 

page 60.

Using this receiver, you can listen to any source in 
surround sound. However, the options available will 
depend on your speaker setup and the type of source 
you’re listening to.

The following modes provide basic surround sound for 
stereo and multichannel sources.

(STANDARD SURROUND).
If necessary, press repeatedly to select a listening mode.

• If  the  source is Dolby Digital, DTS, or Dolby Surround 

encoded, the proper decoding format will 
automatically be selected and shows in the display.

1

 

With two channel sources, you can select f

rom:

•

2 Pro Logic IIx MOVIE – Up to 7.1 channel sound 
(surround back), especially suited to movie sources

•

2 Pro Logic IIx MUSIC – Up to 7.1 channel sound 
(surround back), especially suited to music sources

2

•

2 Pro Logic IIx GAME – Up to 7.1 channel sound 
(surround back), especially suited to video games

•

2 PRO LOGIC – 4.1 channel surround sound (sound 
from the surround speakers is mono)

•

2 Pro Logic IIz HEIGHT – Up to 7.1 channel sound 
(front height)

3

• WIDE SURROUND MOVIE – Up to 7.1 channel sound 

(front wide), especially suited to movie sources

4

• WIDE SURROUND MUSIC – Up to 7.1 channel sound 

(front wide), especially suited to music sources

4

• Neo:6 CINEMA – 7.1 channel sound (surround 

back), especially suited to movie sources

5

• Neo:6 MUSIC – 7.1 channel sound (surround back), 

especially suited to music sources

5

1 If  the  surround back speakers are not connected or V.SB is switched OFF (page 61), 2 Pro Logic IIx becomes 2 Pro Logic II (5.1 channel 

sound).

2 When listening to 2-channel sources in Dolby Pro Logic IIx Music mode, there are three further parameters you can adjust: C.WIDTH, 

DIMENSION and PANORAMA. See Setting the Audio options on page 60 to adjust them.

3 •

 This mode can only be selected when Speaker System is set to Normal(SB/FH)

.

  • When listening sources in 2 Pro Logic IIz HEIGHT mode, you can also adjust the H.GAIN effect (see Setting the Audio options on page 60).
4

This mode can only be selected when Speaker System is set to Normal(SB/FW)

.

5 When listening to 2-channel sources in Neo:6 Cinema or Neo:6 Music mode, you can also adjust the center image effect (see Setting the Audio 

options on 

page 60).

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