Pioneer VSX-49TX Service Manual page 49

5
(S)
(S) (S) (S)
AMUTE2
ON : +3.4V
OFF : -20V
(SB)
(SB)
(SB)
5
6
Q 3/3
VR & PRE OUT ASSY
(VSX-49TX : AWX7888)
(VSX-47TX : AWX7917)
(S)
(S)
(S)
(SB)
(S)
Surround Back
Selector
(SB)
6
7
VSX-49TX, VSX-47TX
(S)
(S)
(F) (F) (F)
(S)
(S)
(SB) (SB)
(C)
(F)
(C)
(SB)
Q
7
8
A
B
C
Q
2/3
D
3/3
49
8