HT-DDW790, HT-DDW795, STR-K790 - Sony Audio Service Manual (repair manual). Page 5

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A

Lights up when audio signal is 
output from the SUB WOOFER 
jack.

B

Lights up when the disc being 
played back contains an LFE 
(Low Frequency Effect) 
channel and the LFE channel 
signal is actually being 
reproduced.

C ;

Lights up when the receiver is 
decoding Dolby Digital signals.

D ; 

; 

“; PL” lights up when the 
receiver applies Pro Logic 
processing to 2 channel signals 
in order to output the center and 
surround channel signals.
“; PLII” lights up when the 
Pro Logic II Movie/Music 
decoder is activated.
Note
Dolby Pro Logic and Dolby Pro 
Logic II decoding do not 
function for DTS format 
signals.

E

Lights up when VIDEO 2 input 
is selected. However, 
“UNLOCK” appears on the 
display if no digital signal is 
input through the OPTICAL 
jack.

F

Lights up when the receiver is 
decoding DTS signals. 

G

Lights up when a memory 
function, such as Name Input, 
Preset Memory, etc., is 
activated.

H

Lights up when using the 
receiver to tune in radio stations,

 etc.

Note
“RDS” appears for models of 
area code AEP, UK only.

I

Lights up when using the 
receiver to tune in radio stations 
you have preset. For details on 
presetting radio stations.

J

Lights up when dynamic range 
compression is activated. 

K

Lights up when DVD input is 
selected. However, 
“UNLOCK” appears on the 
display if no digital signal is 
input through the COAXIAL 
jack.

L

The letters (L, C, R, etc.) 
indicate the channels being 
played back. The boxes around 
the letters vary to show how the 
receiver downmixes the source 
sound.
Front Left
Front Right
Center (monaural)
Surround Left
Surround Right
Surround (monaural or the 
surround components obtained 
by Pro Logic processing)
Example:
Recording format (Front/
Surround): 3/2.1
Sound Field: A.F.D. AUTO