Onkyo TX-SR804 Service Manual page 113

IC BLOCK DIAGRAMS AND TERMINAL DESCRIPTIONS -19
Q4002: AN15881A (Video SW for TV with Multi-signal 14 Inputs and 4 Outputs)
BLOCK DIAGRAM
V1
V2
V3
V4
V5
V6
V7
V8
Y1
Y2
Y3
Y4
Y5
Y6
Y7
Y8
C1
C2
C3
C4
C5
C6
C7
C8
CY1
CY2
CY3
CY4
CY5
CY6
PB1
PB2
PB3
PB4
PB5
PB6
PR1
PR2
PR3
PR4
PR5
PR6
O1 O2
SDA
Logic
SCL
4/6dB
6dB
4/6dB
6dB
4/6dB
6dB
6dB
6dB
6dB
6dB
6dB
6dB
BIAS
MUTE
TX-SR804/804E
Vout1
Buf
Vout2
75<E
Vout2-FB
Vout3
75<E
Vout3-FB
75<E Vout4
Vout4-FB
Yout1
Buf
Yout2
75<E
Yout2-FB
Yout3
75<E
Yout3-FB
Yout4
75<E
Yout4-FB
Cout4
Buf
Cout1
75<E
75<E
Cout2
75<E Cout3
CYout2
75<E
CYout2-FB
CYout3
75<E
CYout3-FB
PBout1
75<E
75<E PBout2
PRout1
75<E
PRout2
75<E
VCC GND