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A
B
C
RX-V4600/DSP-AX4600
SCHEMATIC DIAGRAM (CONTROL 2/2)
1
Page 88
C8
from FUNCTION (6) – V-CNCT –
CB502_11Pin
J model
2
0
0
0
0
0
0
3
0
0
0
0
0
0
0
0
0
0
0
0
4
INPUT
SELECTOR
0
4.9
0
0
0
0
0
0
0
0
0
0
-4.9
0
0
0
5
0
4.9
0
0
0
0
0
0
0
0
0
0
-4.9
0
0
0
0
4.9
0
0
0
0
6
0
0
0
0
0
0
-4.9
0
0
0
J model
7
8
IC601: TA1270BF
Sync Processing System
I 2 C GND
DAC2
Y OUT
GND
DAC TEST
SDA
SCL
Ys
R-Y1 IN
B-Y1 IN
Y1 IN
38
37
36
35
34
33
32
31
30
29
28
Y OFFSET
DAC
PEDESTAL
DAC2
I2C BUS
Ys
SW
TEST
CLAMP
CONTROL
DAC1
39
DAC1
OFFSET
SW
SUB.
Y DL
CONTRAST
Y IN
40
9
PEDESTAL
CLAMP
SW
DAC Vcc
41
(5V)
fsc
Y DL
TRAP
C Vcc
42
(5V)
YUV → RGB
MATRIX
43
UV/CbCr SW
SYSTEM
CW
TINT
MATRIX
fsc OUT
44
fsc
DEMO
1H DL
1HDL CONT
45
CONTROL
P/N ID
CHROMA
SECAM
LPF / fsc
BLK
NOSE
SECAM CONT
46
CONTROL
TRAP
DET
10
SW
B-Y/Cb OUT
47
CbCr / UV
BPF
TOF
V
H. AFC
SW
SEP
APC
R-Y/Cr OUT
48
SYNC
SEP
VCX0
ACC
SUB
COLOR
1
2
3
4
5
6
7
8
9
10
11
4.43MHz
M-X'tal
3.58MHz
APC
C GND
C IN
V-SEP
SYNC
SYNC
H. AFC
SYNC
X'tal
X'tal
IN
OUT
GND
96
D
E
F
SEPARATOR
0
3.0
2.5
0
0
3.0
1.5
1.5
0
0.1
0
0
0
-4.9
0
0
0
0
0
-4.9
5.1
0
0
5.0
0
0
1
4.9
2.6
2.6
0
0
2.6
2.6
2.6
0
0
2.6
2.5
0
0
-4.9
0
0
0
0
0
0
0
4.9
0
0
0
0
0
0
0
0
0
0
4.9
4.9
-4.9
0
0
4.9
-4.9
0
0
5.1
0
4.9
-4.9
-4.9
5.1
0
5.1
0
0
4.4
IC602: TA8772AN
Delay Syatem for Color TV or VCR
R-Y2 IN
B-Y2 IN
Y2 IN
B-Y CLAMP
B-Y FROM
R-Y OUT
B-Y OUT
DET.
R-Y IN
B-Y IN
MODE SW2
MODE SW1
CCD
27
26
25
30
29
28
27
26
25
24
PEDESTAL
CLAMP
Clamp
Clamp
LPF
24
SW GND
x1 or x1/2
x1 or x1/2
AGC
AGC
Pulse
Pulse
HI : 2ch/LOW : 24h
Det
Ins.
Ins.
23
ADRS SW
Pulse
Pulse
Remove
Remove
Clamp
AGC
22
R-V/R OUT
Det
SW
21
B-Y/B OUT
SW
20
Y/G OUT
19
SW Vcc
(9V)
Pulse
HP. GP
18
SYNC Vcc
(9V)
1
2
3
4
5
6
7
CP/HP
17
CP/HP IN
IN
R-Y CLAMP
R-Y TO
B-Y TO
R-Y AGC
VCC
FILTER
S.C.P. IN
B-Y AGC
DET.
CCD
CCD
DET.
ADJ.
DET.
16
Dig GND
H C/D
V C/D
SCP
15
SCP OUT
32fH
VCO
12
13
14
32fH
VD OUT HD OUT
VCO
G
H
4.9
4.9
4.3
4.9
4.9
2.2
1.4
1.9
2.2
4.3
0.9
1.2
1.4
1.5
0.9
3.1
0
0.1
-0.5
0.6
2.2
2.5
0
0
4.9
4.9
0
0.1
1.4
4.9
2.5
0.8
4.9
4.9
0.1
4.9
0
-4.9
4.9
2.5
4.9
4.9
1.8
4.9
4.3
1.4
0.9
0.8
0
-0.5
0
0
0.9
-4.9
0.6
5.0
0
0
0
0
0
0
-4.9
4.9
0
4.9
4.9
0
0
0
4.9
4.4
-1.4
4.9
4.9
4.4
0
-0.4
0
-0.4
0
9.1
0
-4.9
9.1
C-2
C-3
0
2.1
2.1
2.1
CONTROL
IC603: TC90A49F
3 Line Digital Y/C Separator
R-Y FROM
CCD
GND
VGG
VOUT1
VDB1
VDB2
VOUT2
23
22
21
20
19
18
17
16
VERTICAL EDGE
REF
REF
ENHANCEMENT CIRCUIT
LPF
LINE
LINE
5
AIN
ADC
MEMORY
MEMORY
AGC
S/H
S/H
C-BPF
C-BPF
C-BPF
CLAMP
Clamp
4 fsc
DYNAMIC COMB FILTER
CCD 1H
CCD 1H
8 fsc
1/2
PLL
Ave
Bias
15
17
1/225
CKIN
FIL
225fH
Det
Clock
VCO
8
9
10
11
12
13
14
15
PLL
CLOCK
CLOCK IN
VSS
VIN1
VDD
VIN2
DET.
I
J
K
POINT C-2 Pin 3 of IC601
POINT C-3 Pin 12 of IC601
1.4
0.6
O : USED / APPLICABLE
X : NOT USED
Key Input (A-D) Pull-Up Resistance 10 k-ohms
U, C, R, T, K, A, B, G, L models
Ohm
0
+ 1.2k
+ 1.2k
+ 1.8k
+ 2.7k
+ 3.3k
+ 4.7k
V
~ 0.28
~ 0.78
~ 1.26
~ 1.81
~ 2.35
~ 2.84
~ 3.33
PRESET/TUNING
PRESET/TUNING
PRESET/TUNING
TUNING
STRAIGHT
KEY0
FM/AM
MEMORY
<
>
EDIT
MODE
EFFECT
SPEAKERS
SPEAKERS
AUDIO
ZONE
PURE
KEY1
–
A/B/C/D/E
A
B
SELECT
CONTROL
DIRECT
J model
Ohm
0
+ 1.2k
+ 1.2k
+ 1.8k
+ 2.7k
+ 3.3k
+ 4.7k
V
~ 0.28
~ 0.78
~ 1.26
~ 1.81
~ 2.35
~ 2.84
~ 3.33
PRESET/TUNING
PRESET/TUNING
PRESET/TUNING
TUNING
STRAIGHT
KEY0
FM/AM
MEMORY
<
>
EDIT
MODE
EFFECT
SPEAKERS
SPEAKERS
AUDIO
PURE
KEY1
–
A/B/C/D/E
–
A
B
SELECT
DIRECT
IC604: BA7071F
Multimedia
ANALOG
THROUGH MODE
SYNC
V
1
8
Sync-OUT
IN
SEPA
COLOR
Vsepa
HD-OUT
2
7
VD-OUT
24
+
Y OUT
Y-LPF
Y DAC
–
GND
3
6
V
CC
KILLER
PD
PD-OUT
4
5
HOSC-R
VCO
COMP
20
C OUT
C-BPF
Trap
C-LPF
C DAC
I 2 C BUS
11
12
13
14
SDA
SCL
TEST
KILLER
# 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.
L
M
N
IC606, 607, 611: TC74HC4053AF(EL)
Analog Multiplexer/Demultiplexer
INHIBIT
VDD
6
16
A
11
LEVEL
BINARY TO 1-OF-8
B
10
CONVERTER
DECODER WITH INHIBIT
C
9
VSS
8
VEE
7
0X
12
SW
14
X-COM
1X
13
SW
0Y
2
SW
15
Y-COM
1Y
1
SW
0Z
5
SW
4
Z-COM
1Z
3
SW
INPUT STATES
"ON" CHANNNEL (S)
INHIBIT
C
B
A
0
0
0
0
0X, 0Y, 0Z
0
0
0
1
1X, 0Y, 0Z
0
0
1
0
0X, 1Y, 0Z
0
0
1
1
1X, 1Y, 0Z
0
1
0
0
0X, 0Y, 1Z
0
1
0
1
1X, 0Y, 1Z
0
1
1
0
0X, 1Y, 1Z
0
1
1
1
1X, 1Y, 1Z
1
X
X
X
NONE
IC608, 617: AD8056AR
OP-Amp
OUT
1
1
8
+V
S
–IN
1
2
7
OUT
+
–
+
–
+IN
3
6
–IN
1
2
–V
4
5
+IN
S
2
IC609: NJM2581M
Video Amp
75Ω
VIN1
1
6dB
14
V+1
AMP
Driver
BIAS
NEE1
2
13
VOUT1
6dB
75Ω
VIN2
3
Driver
12
V+2
AMP
BIAS
VEE2
4
11
VOUT2
6dB
75Ω
VIN3
5
10
V+3
AMP
Driver
BIAS
VEE3
6
9
VOUT3
PowerSave
7
REF
GND
8
IC612 - 614: TC74HC4052AF
Analog Multiplexer/Demultiplexer
INH
VCC
6
16
A
LEVEL
BINARY TO 1-OF-4
10
CONVERTER
DECODER WITH INHIBIT
B
9
GND
8
VEE
7
0X
12
SW
1X
14
SW
X-COM
13
2X
15
SW
3X
11
SW
0Y
1
SW
1Y
5
SW
Y-COM
3
2Y
2
SW
3Y
SW
4
INHIBIT
B
A
0
0
0
0x, 0y
0
0
1
1x, 1y
0
1
0
2x, 2y
0
1
1
3x, 3y
1
X
X
NONE
IC615: TC74HCU04AFEL
Hex Inverters
+ 8.2k
~ 3.86
TONE
1A
1
14
VCC
CONTROL
–
1Y
2
13
6A
2A
3
12
6Y
+ 8.2k
~ 3.86
TONE
2Y
4
11
5A
CONTROL
3A
5
10
5Y
–
3Y
6
9
4A
GND
7
8
4Y
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