Yamaha RX-V459 Service Manual page 72
Av receiver/av amplifier
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Also See for RX-V459:
- Owner's manual (93 pages) ,
- Owner's manual (111 pages) ,
- Service manual (12 pages)
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A
B
C
RX-V459/HTR-5940/HTR-5935/DSP-AX459
FUNCTION
1
Page 69
B3
to DSP_CB1
2
EXTENSION
3
SELECTOR
0.1
4
0.1
0
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0
0.1
0.1
0.1
0.1
SURROUND L
0.1
0
0.1
0
0.1
0
0.1
0.1
ANALOG IN
0.1
0.1
0.1
FRONT L
5
0
6
7
8
9
FUNCTION (1)
Page 73
L3
to OPERATION (2)_W2501
# All voltages are measured with a 10MΩ/V DC electronic volt meter.
# 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.
10
72
D
E
F
Page 71
C1
Page 73
G6
to DSP_CB56
to OPERATION (5)_W3007
0.1
0.1
0.1
0.1
0.1
0.1
-6.9
0.1
0
0.1
7.1
0
0.1
0
0
0
0
0
0.1
0
0.1
0
0
0
0
SURROUND
SUB
BACK L/R
WOOFER
0.1
C-2
0
0
0.1
1.0
0
0.1
1.0
0
0.1
0.1
0.1
0.1
0
0.1
0.1
0.1
CENTER
0
11.9
5.8
0
0
0
0
0.1
10.6
7.1
-10.7
-6.9
10.1
9.4
9.4
0.1
0.1
0.1
0.1
0.8
0
0
0.8
0.1
0.1
0.1
0.1
-10.1
-10.1
-10.8
11.9
0
0
0
0.1
-11.9
0
0
0
0.1
-11.9
0
0
-12.0
0
0
0
0.1
-11.9
0.1
-11.9
11.9
0.1
0
-11.9
0.1
0
0
0
0
0
0.1
0.1
0.8
-11.9
0
-11.9
0
G
H
I
Page 69
Page 73
J3
to DSP_CB2
to OPERATION (2)_CB252
4.9
2.5
2.5
0.7
5.0
0
0.1
0.7
0
0.1
0
0.1
0.1
0
0.1
0
0
-4.9
0.1
0
0.1
OUTPUT
AMP
0.7
5.0
0
0.1
0.1
-4.9
0.7
0.1
0
0.5
0.1
-4.9
0.1
0.5
0
0
0.1
-4.9
-4.9
0.6
0
0.6
2.9
INPUT SELECTOR
5.0
5.0
5.0
0.7
5.0
0.1
0.1
0.1
0.1
0.4
0.1
0.1
0.3
0.1
0.1
0
0.1
-5.0
0.6
0.6
0
INPUT
SELECTOR
INPUT
SELECTOR
IC286-288, 289 : TC74HC4052AF
Analog multiplexers/demultiplexers
IC211 : NJM4556AL
Dual operational amplifier
INH
VCC
6
16
V+
A
LEVEL
BINARY TO 1-OF-4
10
8
CONVERTER
DECODER WITH INHIBIT
B
9
GND
8
VEE
7
0X
2, 6
12
SW
–INPUT
OUTPUT
1, 7
1X
14
SW
+INPUT
3, 5
2X
15
SW
3X
11
SW
0Y
1
SW
V–
1Y
SW
5
4
2Y
2
SW
3Y
4
SW
J
K
B7
2.5
2.5
2.5
0
0
FUNCTION (4)
4.9
4.9
4.9
0
5.0
0.1
5.0
0.1
5.0
0.1
0
2.9
4.9
2.9
5.0
FUNCTION (3)
R, L models
to POWER TRANSFORMER
FUNCTION (2)
Page 73
D2
to OPERATION (4)_CB308
IC290 : NJM2581M
IC291 : TC74VHCU04FT
Video amplifier
Hex inverters
1A
6dB
75
VIN1
1
14
V+1
AMP
Driver
1Y
BIAS
NEE1
2
13
VOUT1
2A
6dB
75
VIN2
3
12
V+2
AMP
Driver
2Y
X-COM
13
BIAS
VEE2
4
11
VOUT2
3A
6dB
75
3Y
VIN3
5
Driver
10
V+3
AMP
INHIBIT
B
A
GND
0
0
0
0x, 0y
BIAS
VEE3
6
9
VOUT3
0
0
1
1x, 1y
3
Y-COM
0
1
0
2x, 2y
7
REF
PowerSave
8
GND
0
1
1
3x, 3y
1
X
X
NONE
L
M
N
IC200 :
BD3816K1
7-channel volume IC for 7-channel
LOGIC
AGND1
1
64
VINFR
INA1
2
63
GOUTFL
3
INA2
62
VINFL
INB1
4
61
AGND10
INB2
5
60
TNF1
Input
select
ING SW
TREBLE
INC1
6
59
TNF2
INC2
7
58
BNFA1
BASS
IND1
8
Output
57
BNFB1
mode
select
IND2
9
56
BNFA2
INE1
10
55
BNFB2
INE2
11
Master
+
54
OUTFR
Volume
INF1
12
53
OUTFL
+
INF2
13
52
AGND9
FRL select
AGND2
14
51
OUTC
INDVDFR
15
50
OUTSR
INDVDFL
16
49
OUTSL
INDVDC
48
OUTCB
17
INDVDSR
18
47
AGND8
INDVDSL
19
46
OUTSW
INDVDCB
20
45
AGND7
INDVDSW
VINC
21
44
AGND3
GOUTC
22
43
6.1ch select
OUT1
23
42
VINSR
OUT2
24
41
GOUTSR
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
IC202 : BD3841FS
Function switch
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
LOGIC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
F-SW1: INPUT FUNCTION 1
*
F-SW2: INPUT FUNCTION 2
IC209 : LC72722PM
RDS signal processor
1
5
6
VDDA
3
CLOCK
14
VDDD
PLL
RECOVERY
REFERENCE
(57 kHz)
(1187.5 Hz)
VOLTAGE
VSSA
4
15
VSSD
VREF
57 kHz
ANTIALIASING
SMOOTHING
DATA
MPX IN
2
bpf
19
RDS-ID
FILTER
FILTER
DECODER
(SCF)
DO
20
CL
21
18
SYNC
RAM
ERROR CORRECTION
SYNC / EC
DI
22
CCB
(24 BLOCK DATA)
(SOFT DECISION)
CONTROLLER
24
SYR
CE
23
CLK (4.332 MHz)
T1
7
MEMORY
T2
CONTROL
8
TEST
SYNC
SYNC
T3
9
DETECT-1
DETECT-2
OSC/DIVIDER
T4
10
11 16 17
13
12
IC205, 207 : NJM4565M
Dual operational amplifier
1
14
VCC
V+
8
2
13
6A
3
12
6Y
2, 6
4
11
5A
–INPUT
OUTPUT
1, 7
+INPUT
5
10
5Y
3, 5
6
9
4A
7
8
4Y
V–
4
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- Replacement Parts List
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