Yamaha RX-V461 Service Manual page 76

A B C
RX-V461/HTR-6040/RX-V461DAB
MAIN 2/2
1
Q Q
3
2
3
4
ANALOG IN
5
T E
L 1 3
6
7
8
0 0
-11.9 -11.9
0
0
9
w w w
10
76
D E F
7 1 5
6 3
Page 80 C3 Page 77 I7
to DAB_CB361 (B model) to VIDEO (2)_CB322
3.3
ANALOG L
11.8 7.1
3.3
7.8
-11.9
7.8
0
0
-7.7
-7.7
-7.0
-12.0
9 4 2 2 9 6 5 1 3
0
-7.0
0
0
SELECTOR
0
0
and
0
0
0
VOLUME
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
to MAIN 1/2
x a o
. i
To TUNER
Page 71 B2
to DSP_CB512
G H
http://www.xiaoyu163.com
1 5
0
Page 71 B5
to DSP_CB502
to OPERATION (1)_W2001
11.7
FILTER
0
0
IC162
0
FL
0
IC162
0
0
-12.0
11.7
0
0
IC163
0
SL
0
IC163
0 0
-12.0
11.7
0
C
0
IC164
0
SW
0
IC164 0
-12.1 Q Q
0
3 7
7.1
0
0 FRONT L
0
0
0
0
0
0
0
SUB
0
WOOFER
0
0
0
0
-12.0
0
11.7
11.2
0
IC169 IC169
0 0 11.2
0
0 0
0
0
CENTER
0
0
0
0
0
SURROUND L
0
A-1
9.2 11.6
IC168
11.6
10.0
5.3
4.8
10.0
0
(B, G, E models)
u 1 6 3
y
MAIN (1)
http://www.xiaoyu163.com
I J K
2 4
8 9
Page 73 K3
to OPERATION (8)_W2401 (T, G, E models)
Page 73 K8
to OPERATION (7)_W2351 (B model)
Page 73 E9 Page 77 I3
to VIDEO (2)_W3201
W163B
MAIN (4)
B
6 3 1 5 1 5 0 8
SAN-PH
3P 300mm
POINT A-1 XL161 (Pin 13 of IC168)
m
c o
.
L M N
2
9 8 9 9
IC168: LC72725KM
RDS signal demodulation IC
VREF FLOUT CIN
+3V +3V
Vdda Vddd
CLOCK
PLL
RECOVERY
REFERENCE (57kHz)
(1187.5Hz)
VOLTAGE
Vssa Vssd
VREF
57kHz
MPXIN BPF DATA
ANTIALIASING SMOOTHING RDDA
(SCF) DECODER
FILTER FILTER
RDCL
RAM
MODE
(128bits)
RST
CLK(4.332MHz)
RDS-ID RDS-ID/
TEST TEST
DETECT READY
OSC
XIN XOUT
RDS-ID/READY 1 16 RDCL
RDDA 2 15 RST
VREF 3 14 XOUT
MPXIN 4 13 XIN
Vdda 5 12 Vddd
Vssa 6 11 Vssd
7 10 MODE
FLOUT
CIN 8
9 TEST
IC162-164, 169: AZ4580MTR-E1
Dual low noise operational amplifiers
V
CC
OUTPUT
-INPUT
+INPUT
9 2 V 4 9 8 2 9 9
EE
IC161: R2A15215FP
8-channel electronic volume with 11 input selector and tone control
50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31
A VCC
MUTE 51 30 A VCC
MCU
A VEE 52 I/F 29 N.C.
A VEE
N.C. 53 28 TREL
0/-6/-12/-18dB
ADCL BASSL2
54 27
ATT
ADCR 55 26 BASSL1
AGND 56 25 N.C.
Bass/Treble
0~-95dB,
-14~+14dB
-∞ (2dBstep) +42~0dB
MAIN
N.C. 57 (0.5dBstep) (0.5dBstep) 24 FRC
SUB Bypass
Tone+MIX
INR1 58 Tone 23 FROUT
Tone
INL1 59 +42~0dB 22 A GND
(0.5dBstep)
INR2 60 Tone 21 FLOUT
Tone+MIX Tone
INL2 61 20 FLC
Bass/Treble Bypass
0~95dB,
-14~+14dB
-∞
(2dBstep)
INR3 62 (0.5dBstep) 19 A GND
INL3 63 18 CC
+42~-95dB
-∞
(0.5dBstep)
INR4 COUT
64 17
INL4 A GND
65 16
+42~-95dB
SWOUT
INR5 66 -∞ (0.5dBstep) 15
+42~-95dB
-∞ (0.5dBstep)
67 14 SWC
INL5
INR6 68 13 N.C.
INL6 69 +42~-95dB 12 SRC
-∞ (0.5dBstep)
INR7 70 11 SROUT
INL7 71 10 A GND
+42~-95dB
(0.5dBstep)
-∞
INR8 72 9 SLOUT
INL8 73 8 SLC
N.C. 74 7 A GND
+42~-95dB
-∞ (0.5dBstep)
INRA/RECR1 75 6 SBRC
REC
INLA/RECL1 76 5 SBR OUT
A GND
N.C. 77 4
INR9 78 3 SBL OUT
SBLC
INL9 79 2
N.C. 80 1 N.C.
81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100
# All voltages are measured with a 10MΩ/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.