Yamaha HTR-5560 Service Manual Page 41

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RX-V730/RX-V730RDS/RX-V630/RX-V630RDS
HTR-5560/HTR-5560RDS/DSP-AX630/DSP-AX630SE
A
1
2
3
4
5
6
7
8
9
BCDEFGH I JKL
68
SCHEMATIC DIAGRAM (FUNCTION 2/2)
All voltages are measured with a 10M/V DC electric 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.
x: NOT USED
O: USED / APPLICABLE
Point 3 Pin 3 of IC806
IC502: LC78211
Analog Function Switch
1
2
3
4
5
6
7
8
9
10
11
30
29
28
27
26
25
24
23
22
21
20
19
16
12
18
17
14
15
13
LEVEL SHIFTER
LATCH
CONTROL
SHIFT REGISTER
ZZ
ZZ
ZZ
L1
L2
L3
L4
LCOM1
L5
L6
L7
L8
RES
S
V
DD
VSS
VEE
LCOM2
LCOM3
R1
R2
R3
R4
RCOM1
RCOM2
RCOM3
R5
R7
R8
D1
CL
CE
R6
IC551, 802, 803: TC74HC4051AFEL
Analog Multiplexer/Demultiplexer
16
VCC
6
INHIBIT
11
3
9
A
C
B
8
GND
7
VEE
13
0
14
1
15
2
12
3
1
4
5
5
LEVEL
CONVERTER
10
BINARY TO 1-OF-8
DECODER WITH INHIBIT
SW
SW
SW
SW
SW
SW
2
6
4
7
SW
SW
COM
INPUT STATES
INHIBIT
0
0
0
0
0
0
0
0
1
"ON" CHANNNEL
0
1
2
3
4
5
6
7
NONE
C
0
0
0
0
1
1
1
1
X
B
0
0
1
1
0
0
1
1
X
A
0
1
0
1
0
1
0
1
X
15
VOUT1
13
VOUT2
11
VOUT3
10
MUTE3
9
-VCC2
12
MUTE2
16
+VCC
14
GND
2
NFB1
4
VIN2+
6
-VCC1
7
VIN3+
8
NFB3
5
NFB2
1
VIN1+
3
MUTE1
DR6dB
DR6dB
DR6dB
IC552: LA7108M
Video Amp
IC571: LC72722
RDS Decoder
+
REFERENCE
VOLTAGE
57kHz
bpf
(SCF)
CCB
TEST
PLL
(57kHz)
ANTIALIASING
FILTER
SMOOTHING
FILTER
RAM
(24 BLOCK DATA)
ERROR CORRECTION
(SOFT DECISION)
SYNC/EC
CONTROLLER
SYNC
DETECT-1
D ATA
DECODER
CLOCK
RECOVERY
(1187.5Hz)
MEMORY
CONTROL
OSC/DIVIDER
VREF
CLK(4.332MHz)
SYNC
DETECT-2
VDDA
VSSD
VDDD
RDS-ID
SYNC
SYR
VSSA
MPX IN
DO
CL
DI
CE
T1
T2
T3
T4
T5
T6
T7
X IN
VREF
FL OUT
C IN
X OUT
3
14
15
19
18
24
1 5 6
4
2
20
21
22
23
7
8
9
10
11 16 17 13 12
IC807: LA7109
75 Video Driver
35
VOUT1
33
VOUT2
31
VOUT3
30
MUTE4
29
-VCC4
32
DR CTL2
36
+VCC1
34
GND
2
NFB1
4
VIN2+
6
-VCC1
7
VIN3+
8
NFB3
28
N.C.
27
N.C.
26
+VCC2
9
N.C.
10
N.C.
11
VIN4+
5
NFB2
1
VIN1+
3
MUTE1
DR6dB
DR6dB
DR6dB
25
VOUT4
23
VOUT5
21
VOUT6
20
MUTE3
19
-VCC3
22
DR CTL1
26
24
GND
12
NFB4
14
VIN5+
16
-VCC2
17
VIN6+
18
NFB6
15
NFB5
11
13
MUTE2
DR6dB
DR6dB
DR6dB
RX-V730/RX-V730RDS
Page 67
to FUNCTION (1)
FUNCTION (6)
FUNCTION (5)
C1
Page 67
to FUNCTION (1)
C7 Page 67
to FUNCTION (1)
D7
Page 74
to POWER (6)
C1
C-INPUT
SELECTOR
Y-INPUT
SELECTOR
SYNC SIGNAL
DETECTOR
S-SIGNAL DETECTOR
ON SCREEN IC
MUTE
FM/AM TUNER
8
4
1
7
2
3
6
5
1
8
4
3
2
7
6
5
3
0
0
0
0
0
0
0
0
0
0
0
-0.1
1.6
5.0
-4.8
0.8
0.8
0
0
4.9
0
0
-4.7
0
0
-4.7
-4.7
0
0
4.9
0
0
-4.7
0
0 -4.7
0
5.0
1.0
0.3
5.0
0
0.7
1.0
1.0
1.7
4.9
0.9
0
5.0
5.0
0
5.0
0
2.0
5.0
1.75.0
4.9
2.5
2.4
5.0
0
2.5
2.3
0
0
4.9
5.0
1.7
0
1.0
-0.7
0
4.9
-0.1
0
-0.1
-0.1
-0.1
4.9
-4.7
-4.7
-4.7
0
4.9
0
4.9
-0.1
1.0
1.0
1.6
0
0
0
0
0
0
0
0
00
0
0
0
4.8
1.0
1.0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5.0
0
11.6
-11.3
0
0
0
0
0
-0.1
-0.1
4.9
4.9
5.0
5.0
-4.8
-4.8
-4.8
0
0
0
0
0
0
0
0
0000 00 00
000
0000 00 00
0
0
0
0
-11.8
12.1
12.1
12.1
0
0
0
0
0.7
0.7
1.2
5.0
5.0
5.0
5.0 2.7
4.3
4.9
4.8
4.5
4.8
4.3
4.5
0
4.5
4.5
5.0
0
2.7
0
0
00
00
0
4.9
5.0
2.6
-4.8
0
0
5.0
0
4.9
0
-4.8
0
0
5.0
0
4.9
0
-4.8
0
4.3
4.3
1.1
-0.3
0.9
-0.5
0.2
-0.6
00
0
-0.6
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