Yamaha RX-V740 Service Manual page 56

A B
RX-V740/RX-V740RDS/DSP-AX740
RX-V640/RX-V640RDS/HTR-5660/DSP-AX640/DSP-AX640SE
1
I PRINTED CIRCUIT BOARD (Foil side)
(Lead Type Device)
DSP P. C. B.
FUNCTION (1)
OPERATION (4)
2
3
1 4
16 1
9
8 5
9 8
8
1 4
4
9
8 5 8
8
1
4
5
1 4 34 44
33 1
8 5
23 11
5
22 12
1 4
8 5
1 4
8 5
6
7
56
C D
FUNCTION (4)
1 20
40 21
1 5
81 120
80 121
16
1
16
41 160
40 1
1
29 39
28 40
44
1
18 6
17 7
4 5
1 8
1 16
1 25
100 26
76 50
75 51
32 17
E F G
DSP P. C. B.
GND
CD
DIGITAL
INPUT
D-TV/
CBL
DVD
MD/
CD-R
DIGITAL
OUTPUT
MD/CD-R
Circuit No. J U, C, R, T, K, A, B, G, L
R795 X O
X: NOT USED
O: USED / APPLICABLE
H I
(Surface Mount Device)
14 8
1 7
14 8
1 7
• Semiconductor Location
Ref. No. Location Ref. No. Location Ref. No. Location Ref. No. Location
D601 I3 D608 H3 IC603 C3 IC610
D602 I3 D609 H5 IC604 C3 IC611
D603 J5 D610 H5 IC605 B5 IC612
D604 J5 D611 H5 IC606 B4 IC613
D605 H3 D612 G5 IC607 C5 IC614
D606 H3 IC601 D4 IC608 C5 IC615
D607 H3 IC602 D3 IC609 J6 IC616
J
7 1
8 14
7 1
8 14
14 1
15 28
Ref. No. Location Ref. No. Location
D6 IC617 A4 Q601 G3
D5 IC618 A4 Q602 G3
J5 IC619 B5 Q603 G3
J4 IC620 B5 Q604 G3
H3 IC621 B6
H4 IC622 C4
A4 IC623 C4