Sony STR-DB780 - Enjoying Dolby Pro Logic II; 2-Channel Decoding Modes

STR-DA1ES/DB780
3636
5-23. PRINTED WIRING BOARDS – H.P/PRE/SPOUT Boards – • See page 20 for Circuit Boards Location.
PRE/SPOUT
BOARD
FRONT
RL RL
SURROUND
J449
PRE OUT
CENTER
SUB
WOOFER
OUT
J699
-1 -2 -1 -2 -1 -2
(DA1ES)
10
1
(DA1ES)
X
MAIN BOARD
CN805
14
U
MAIN BOARD
CN803
1-685-504-
11
(11)
-1
-2
(DB780)
+
–
+
–
R L
FRONT
SPEAKERS
IMPEDANCE
USE 4 – 16Ω
TM449
(DB780)
H.P BOARD
(CHASSIS)
1
5
T
MAIN
BOARD
CN801
1-685-503-
11
(11)
PHONES
J849
(Page 30) (Page 30)
(Page 30)