Sony HCD-DX60AV / HCD-RG70AV / MHC-DX60AV / MHC-RG70AV Service Manual ▷ View online
46
HCD-DX60AV/RG70AV
CH2/A CH2/B
NF
VCC
CG
NF
ALC
METAL
OUT
PRE
OUT
OUT
TAPE A
/TAPE B
REC
OUT
OUT
REC
IN
CH1/A CH1/B
NF
GND1
M/H
NF
CH2
CH2
ALC
M/N
CH1
GND
GND
CH1
+
–
+
–
+
–
+
–
A/B
GND
METAL
OUT
PRE
OUT
OUT
MIX
OUT
REC
OUT
OUT
REC
IN
IREF
VREF2
VREF1
24
23
22
21
20
19
18
17
16
15
14
13
1
2
3
4
5
6
7
8
9
10
11
12
ANALOG
DIGIT
AL
RCLK
NC
XO
XI
VSS2
T2
VDD2
T1
QUAL
RDA
T
VREF
MUX
VDD1
VSS1
VSS3
CMP
1
4
3
6
5
8
7
2
14
15
16
13
12 11 10
9
CLOCK
PLL 57kHz
RDS/ARI
COMPARATOR
8th SWITCHED
CAPACITOR
FILTER
ANTI-ALIASING
FILTER
BIPHASE
DECODER
PLL
1187.5Hz
DEFFERENTIAL
DECODER
TEST
1
2
3
4
5
6
7
8
9
CONTROL LOGIC
TSD
VREF
OUT2
OUT1
RNF
VM
VCC
FIN
GND
RIN
– DRIVER Board –
IC701
BA6956AN
– MAIN Board –
IC103
BU1924
IC201
TA8189N
47
HCD-DX60AV/RG70AV
PHASE DETECTOR
CHARGE PUMP
SWALLOW COUNTER
1/16, 1/17 4BITS
12BITS PROGRAMMABLE
DRIVER
UNIVERSAL
COUNTER
REFERENCE
DIVIDER
POWER
ON
RESET
1/2
C
2
B
I/F
1
2
3 4 5 6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
21
22
23
24
XOUT
VSS
AOUT2
AIN2
PD2
PD1
AIN1
AOUT1
VDD
FMIN
AMIN
IO2
XIN
D0
CL
D1
CE
BO5
BO1
BO2
BO3
BO4
IO1
IFIN
UNLOCK
DETECTOR
DATA SHIFT REGISTER LATCH
1
2
3
4
5
6
7
8
9
10
11
12
16
17
18
19
20
21
22
23
24
15
14
13
AM
OSC
AM
MIX
AM IF
FM
IF
FM
DET
AM
DET
SD
DET
AGC
LED
DRIVER
COMP
SD
SW
VCO
PD
1/2
DECODER
VREG
1/2
FM IN
FM DET
TUNED
STEREO
IF OUT
R OUT
L OUT
AM/FM
FM/AM DET OUT
AM MPX IN
FM MPX IN
IN REQ MUTE
FM SD ADJ
VCC
GND
AM OSC OUT
AM OSC
VCO STOP
AM RF IN
AM IF IN
AM AGC
AM MIX OUT
FM BAND WIDTH
V . REG
IC101
BA1450
IC102
LC72130
48
HCD-DX60AV/RG70AV
IC301
BH3878KS2
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
1 2
48
47 46 45 44 43 42 41
40
39 38 37 36
35
34
33
32
31
30
+
–
DET
10.5KHz
DET
3.4KHz
DET
MPX
1KHz
DET
340Hz
DET
105Hz
2.8dB
1.7dB
2.8dB
DIGITAL
CONTROL
+
–
–
+
+
–
–
+
–
–
+
MODE SELECTOR
+
EFFECT
5 BAND EQ
+
+
15
12
11
8
7
4
3
64
63
5 BAND EQ
16
14
13
10
9
6
5
2
1
3 4 5 6 7 8 9 10 11 12 13 14 15 16
63 64 3
4
7
8
11 12
15
1 2
5 6
9 10
13 14
16
HPF
HPF
VCA
FILTER
+
+
–
–
+
–
–
+
+
29
28
27
26
25
24
23
22
21
20
19
18
17
ALC
+
–
VCC
VCC
2
1
+
+
+
+
+
–
+
+
+
–
PS
INLE
INRE
RECL
RECR
VFC1
GND
VFC2
MIC
DPLL1
DPLL2
DPLR1
DPLR2
PS1
PS2
F1L1
F1L2
F1R1
F1R2
F2L1
F2L2
F2R1
F2R2
F3L1
F3L2
F3R1
F3R2
F4L1
F4L2
F4R1
F4R2
F5L
F5R
INRD
INLD
INRC
INLC
INRB
INLB
INRA
INLA
BPNF
BPOUT
C
B
A
SCK
SI
STEPC
OUTL
OUTR
VCC
CAP
FILTER
BASS3
BASS2
BASS1
ALCR
ALCC
HPFR3
HPFR2
HPFR1
HPFL3
HPFL2
HPFL1
0to30dB
–30dBto–
∞
–5dB
–6dB
–5dB
–6dB
L-R
49
HCD-DX60AV/RG70AV
IC302
M62464FP
40
72
71
24
26
25
73
74
75
76
77
78
79
80
MCU INTERFACE
DATA SCK REQ
23
22
20
19
18
17
16
VOL
15
TRIM
13
VOL
12
14
TRIM
11
9
VOL
8
7
6
5
2
1
10
TRIM
3
VOL
4
TRIM
PSEUDO
SURROUND
AUTO
BALANCE
VCA
SERVO
IREF
70
69
68
67
66
65
63
64
62
VREF
BPF
L+R L-R
61 60
BPF
59 58 57 56
FULL WAVE
RECTIFER
VCA
55 54 53 52
LOG
DIFFERENCE
AMPLIFIERS
AMPLIFIERS
45 44 43
42
41
MODIFIED
B-TYPE
NR DECODER
51 50
47 46
49 48
DUAL-TIME CONSTANT
AND
THRESHOLD SWITCHES
SELECTOR
LOGIC
28
27
+
SRAM
10KBIT
L-R
VOL
F. B.
F. B.
VOL
DELAY
CLK
29
30
31
32
33
34
35
36
37
38
39
LPF
D/A
2
L+R
NETWORKS
COMBINNING
CONTROL
CENTER MODE
L
L
R
C
S
S
R C
+
+
SL-SW
C-SW
L-SW
R-SW
DI-SW
BNR-SW
DO-SW
SR-SW
SW-SW
REQ
SCK
DATA
MICIN
AGND
CMC
S
WVOLOUT
SWVOLIN
SWOUT
SRVOLIN
SROUT
SRVOLOUT
SLOUT
SLVOLOUT
SRIN
SLIN
SOUT
COUT
ROUT
LOUT
SLVOLIN
CVOLOUT
CVOLIN
DVOLOUT
DSELOUT
DVSS
LPF1IN1
DIN
LPF1IN2
LPF1OUT
ADINTIN
ADINTOUT
ADCONT
DACONT
DAINTIN
DAINTOUT
LPF2IN1
LPF2IN2
LPF2OUT
RBPF1
ABL
RBPF2
LBPF1
LBPF2
RLC6
RLC8
RLC3
RLC7
RLC4
RLC1
RLC2
RLC5
DBC3
DBC2
DBC1
BNR IN
ECHOOUT
PSC4
PSC1
PSC6
PSC3
PSC5
PSC2
LIN
IREF
RIN
LTIN
RTIN
CIN
SLIN
SRIN
SWIN
VRSWIN
VREF1
AVCC
NGC1
NGC2
NGC3
ABR
SEQUENCER
NOISE
LPF
A/D
21
DVDD
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