Yamaha RX-V463, Service Manual

Page: 96 / 122

IC407
IC407
IC402
IC401
IC406
IC406
IC405
IC405
IC404
IC404
IC403
IC403
W401
CB402
CB401 CB403
A
1
2
3
4
5
6
7
8
9
10
B C D E F G H I J K L M N
RX-V463/HTR-6140/DSP-AX463
96
★
All voltages are measured with a 10M
Ω
/V DC electronic voltmeter.
★ Components having special characteristics are marked
s
and must be replaced
with parts having specifications equal to those originally installed.
★
Schematic diagram is subject to change without notice.
MAIN 2/2
C-2
-12.0
0
0
-12.0
0
0
3.3
3.3
-12.2
7.2
7.9
7.9
-7.8
0
0
11.9
-7.1 -12.1
0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
7.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
-7.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
11.9
9.8
9.9
5.5
5.0
11.9
9.3
4.7
0 0 2.0 2.1
4.7
0
4.7
0
0
2.2
-2.1 4.5
0
2.2
2.1
-12.0
0
0
-12.0
11.8
0 0
0
0
0
0
-12.0
11.8
0
0
0
0 0
0
-12.0
11.8
0 0
0
0
0
0
0
11.8
0
0
0
SURROUND L
CENTER
FRONT L
SUB
WOOFER
ANALOG IN
ANALOG L
FL
SL
C
SW
IC403-405, 407 : NJM4565M
Dual operational amplifier
8
2, 6
3, 5
1, 7
4
V+
–INPUT
+INPUT
V–
OUTPUT
REFERENCE
VOLTAGE
CIN FLOUT VREF
VREF
ANTIALIASING
FILTER
57kHz
BPF
(SCF)
SMOOTHING
FILTER
MPXIN
+3V
Vdda
Vssa
PLL
(57kHz)
CLOCK
RECOVERY
(1187.5Hz)
+3V
Vddd
RDS-ID/
READY
RST
Vssd
DATA
DECODER
XOUT XIN
TEST TEST
CLK(4.332MHz)
OSC
RAM
(128bits)
RDDA
RDCL
RDS-ID
DETECT
MODE
IC402 : LC72725KM-UY-TLM-E
RDS signal demodulation IC
CIN TEST
Vssd
MODE
Vddd
XIN
XOUT
RST
RDCL
FLOUT
RDS-ID/READY
RDDA
VREF
MPXIN
Vdda
Vssa
2
3
4
5
6
7
8 9
10
11
12
13
14
15
16 1
IC401 : R2A15218FP
8-channel electronic volume with 11 input selector and tone control
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
80
81
79
MUTE
AVEE
ADCL
ADCR
AGND
INR1
INR2
INR3
INR4
INR5
INR6
INR7
INR8
INR9
INL1
INL2
INL3
INL4
INL5
INL6
INL7
INL8
INL9
N.C.
N.C.
N.C.
N.C
.
INRB/RECR2 INLB/RECL2
INR10/RECR4 INR11/RECR5 INL10/RECL4 INL11/RECL5
RECR3
RECL3
FLIN1
FRIN1
CIN1
SWIN1
SLIN1
SRIN1
SBLIN1 SBRIN1
N.C
.
N.C
.
N.C
.
INRA/RECR1
INLA/RECL1
N.C.
N.C.
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
1
2
AVCC
N.C.
N.C.
N.C.
N.C.
FRC
FROUT
FLOUT
FLC
CC
COUT
SWOUT
SROUT
SLOUT
SBR OUT
SBL OUT
SBLC
SBRC
SWC
SRC
SLC
AGND
AGND
AGND
AGND
A GND
AGND
TREL
BASSL2
BASSL1
82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100
50
A VEE
0/-6/-12/-18dB
ATT
SUB
0~-95dB,
- ∞
(0.5dBstep)
SUB
SUB
MAIN
MAIN MAIN
CLOCK DA
T
A
DGND SUBR SUBL SBLCIN SBRCIN FRIN2 FLIN2 SRIN2 SLIN2 SWIN2 SBRIN2 SBLIN2 N.C
.
TRER BASSR1 BASSR2 N.C
.
CIN2
49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31
MCU
I/F
A VCC
REC
Tone
Tone
Bass/Treble
-14~+14dB
(2dBstep) +42~0dB
(0.5dBstep)
+42~0dB
(0.5dBstep)
+42~-95dB
-
∞
(0.5dBstep)
+42~-95dB
-
∞
(0.5dBstep)
+42~-95dB
- ∞ (0.5dBstep)
+42~-95dB
-
∞
(0.5dBstep)
+42~-95dB
-
∞
(0.5dBstep)
+42~-95dB
- ∞ (0.5dBstep)
Bass/Treble
-14~+14dB
(2dBstep)
0~-95dB,
-
∞
(0.5dBstep) Bypass
Tone+MIX
Tone+MIX Tone
Tone
Bypass
CMIX
SWMIX
POINT C-2 XL401 (Pin 13 of IC402)
RDS
to MAIN 1/2
to MAIN 1/2
(G, E, F models)
MUL
T
I CH INPUT
A
UDIO
FRONT (6CH)
SB (8CH)
SURROUND
SUBWOOFER
CENTER
INPUT & ZONE2
8ch SELECTOR/
MASTER VOLUME
to DSP_CB31
Page 87 D5
to OPERATION (8)_CB610
Page 93 N2
to DSP_CB84
To TUNER
(U, C, R, T, K, A, G, E, F, L, J models)
Page 92 B5