Yamaha RX-V750 Service Manual page 88

A B C
RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760
SCHEMATIC DIAGRAM (CONVERSION)
1
RX-V650 Page 81 I-4
HTR-5760 Page 82 I-4
TO FUNCTION (2) CB512
2
COMPONENT
VIDEO
SELECTOR
AMP
0 5.0 0 5.0
0 0 –4.9 0
0
0 0 5.0
0 0 0
–4.9
0 0 0 5.0
0 0 0
–4.9
–4.9 0
3 0
0 0 4.9
4
0
5.0
0 0
5
0 0
0 0
0 0
0
–4.9 0
0 0
6
RX-V650 Page 81 H-10
HTR-5760 Page 82 H-10
TO FUNCTION (8) CB422
7
8
9
IC703 : NJM2581M
Video Amp
IC701, 702 : TC74HC4052AF
Analog Multiplexers/Demultiplexers
6dB 75
VIN1 1 14 V+1
AMP Driver
INHIBIT VDD
6 16
BIAS
NEE1 2 13 VOUT1
A LEVEL BINARY TO 1-OF-4
10
CONVERTER DECODER WITH INHIBIT
6dB 75 B 9
VIN2 3 12 V+2
AMP Driver
VSS 8
VEE
7
BIAS
X0 12 SW
VEE2 4 11 VOUT2
X1 14
10
6dB 75 X2 15
VIN3 5 10 V+3
AMP Driver
X3
11
BIAS Y0 1 SW
VEE3 6 9 VOUT3
Y1
5
Y2 2
PowerSave 7 REF 8 GND
Y3
4
88
D E F
RX-V650/HTR-5760
REGULATOR
4.9
0
–4.9 –10.9 –11.7
–10.9
Page 86 I-3
TO POWER (1) W352
IC713 : PQ05RD11
Rgulator
SW
X
13
SW
SW VIN 1 2 VO
I C
SW INHIBIT B A
0 0 0 0x, 0y
3 Y
0 0 1 1x, 1y
SW
0 1 0 2x, 2y 4 CV
0 1 1 3x, 3y
SW
1 X X NONE
3
GND
G H I
Page 80 A-1 Page 80 A-2
TO FUNCTION (6) CB403 TO FUNCTION (6) CB404
ANALOG IN
(DVD)
REGULATOR
7.0 11.8
–11.7
–7.0
0
0
0
0
0
0
–7.0
0
0
0
0 7.0
0
0
0 0
0
0
INPUT
0
0
0 0
SELECTOR
0
0
0
0
0
0
0
0
0
0
ZONE 2
SELECTOR
IC831, 832 : BD3841FS
Function Switch
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
LOGIC
F-SW1: INPUT FUNCTION 1
F-SW2: INPUT FUNCTION 2
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
J K L
X: NOT USED
O: USED / APPLICABLE
M N O
* All voltages are measured with a 10M Ω /V DC electronic volt meter.
* Components having special characteristics are marked Z and
must be replaced with parts having specifications equal to
those originally installed.
* Schematic diagram is subject to change without notice.
Z