Service manual
A
1
2
3
4
5
6
7
8
9
10
BCDEFGH I JK
L MN
RX-V361/HTR-6030/DSP-AX361
79
★ 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.
MAIN 2/2
IC181
W181
IC182
W162
W161
W163A
CB164
CB181
IC162
IC162
IC163
IC163
IC164
IC164
IC169
IC168
IC169
CB191
CB192
CB193
W163B
IC161
CB163
CB161
SURROUND L
CENTER
FRONT L
SUB
WOOFER
ANALOG IN
ANALOG L
FL
SL
C
SW
-11.9
3.3
3.3
11.8
7.1
7.8
7.8
0
0
-7.7
-7.7
-7.0
-12.0
11.7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
-12.0
-12.0
11.7
11.7
-12.1
0
0
0
0
11.7
11.2
11.2
-12.0
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
-7.0
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
0
0
0
0
0
0
0
7.1
0
0
-11.9
0
0
-11.9
IC162-164, 169: AZ4580MTR-E1
Dual low noise operational amplifiers
V
CC
-INPUT
+INPUT
V
EE
OUTPUT
IC182: LA7956
Video switch
123456789
VIDEO
OUT
A B VIN1 GND VIN2 VCC VIN3 VIN4
DRIVER
6dB
AMP
CONTROL
VIDEO SWITCH
4 INPUT 1 OUTPUT
IC181: NJM2586AM
Wide band 3-input 1-output 3-circuit video amplifier
9
10
8
5
6
7
4
3
2
1
11
12
13
16
17
15
14
18
19
20
21
22
23
24
CH1 IN1
CH1 IN3
CH1 IN2
SW 1
SW 2
GND
CH1 OUT
CH2 OUT
CH3 IN2
CH3 IN3
V
+
2
V
-
2
V
-
1
CH2 IN3
CH2 IN1
CH3 OUT
CH3 IN1
GND
CH2 IN2
GND
PS
GNDGND
V
+
1
Bias Bias
Bias
Bias
Bias
Bias
Bias
Bias
Bias
Cont2
Cont2
Cont2
Cont1
Cont1
Cont1
75
Driver
75
Driver
75
Driver
6dB
Amp
6dB
Amp
6dB
Amp
IC168: LC72725KM
RDS signal demodulation IC
REFERENCE
VOLTAGE
CINFLOUTVREF
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
XOUTXIN
TEST
TEST
CLK(4.332MHz)
OSC
RAM
(128bits)
RDDA
RDCL
RDS-ID
DETECT
MODE
IC161: R2A15215FP
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
A VEE
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
A VCC
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
A GND
A GND
A GND
A GND
A GND
A GND
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
AT T
SUB
0~95dB,
-∞
-∞
-∞
-∞
-∞
(0.5dBstep)
SUB
SUB
MAIN
MAIN
MAIN
CLOCK
DATA
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
-∞
-∞
-∞
MAIN (5)
MAIN (4)
MAIN (2)
to MAIN 1/2
to MAIN 1/2
U, C, R, T, K, A, B, G, E, L models
RDS
SELECTOR
and
VOLUME
FILTER
to DSP_CB502
Page 75
B5
to DSP_CB512
Page 75
B2
To TUNER
to OPERATION (7)_W2351
Page 76
K8
to OPERATION (1)_W2001
Page 76
E10
to D-VIDEO_W3001 (J model)
Page 80
C2
to D-VIDEO_CB305
(J model)
Page 80
G10
U, C, R, T, K, A, B, G, E, L models
U, C, R, T, K, A, B, G, E, L models