Sony HTC-V5550 / MHC-V5550 / MHC-V7770AV Service Manual ▷ View online
— 57 —
4.8 Vp-p
30 ns
5.1 Vp-p
59 ns
1 Vp-p
27 MHz
1.8 Vp-p
H
1 Vp-p
H
1 Vp-p
H
2 Vp-p
H
1 Vp-p
H
1.7 Vp-p
H
@¡
IC509
@º
(384FSO)
@™
IC509
@¡
(768FSO)
@£
IC509
@¢
(XT2)
@•
J301
3
(COUT)
@ª
J301
4
(YOUT)
@¢
IC401
1
@∞
IC401
3
@§
IC401
5
@¶
IC401
7
— 58 —
–BD BOARD –
IC101
CXD2545Q
6-19. IC BLOCK DIAGRAMS
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
92
91
90
89
88
87
86
85
84
83
93
94
95
96
97
98
99
100
SLED PWM
GENERATOR
TRACKING PWM
GENERATOR
FOCUS PWM
GENERATOR
PWM GENERATOR
SERVO DSP
FOCUS
SERVO
TRACKING
SERVO
SLED
SERVO
CLV
PROCESSOR
CPU
INTERFACE
NOISE
SHAPER
18-TIMES
OVER SAMPLING
FILTER
CPU
INTERFACE
CPU
INTERFACE
ADDRESS
GENERATOR
CPU
INTERFACE
PRIORITY
ENCODER
CPU
INTERFACE
ERROR
CORRECTOR
CPU
INTERFACE
TIMING
GENERATOR 2
MIRR
DFCT
FOK DETECTOR
32K RAM
REGISTER
D/A
DIGITAL
PROCESSOR
TIMING
GENERATOR 1
SYNC
PROTECTOR
DIGITAL
OUT
SUBCODE
P-W
PROCESSOR
SUBCODE
Q
PROCESSOR
DIGITAL
PLL
VARI-PITCH
DOUBLE SPEED
CPU
INTERFACE
EFM
DEMODULATOR
SERIAL
PARALLEL
PROCESSOR
CPU
INTERFACE
ASYMMETRY
CORRECTION
1
2
3
4
5
6
7
8
9
10
11
20
19
18
17
16
15
14
13
12
21
22
23
24
25
46 — 50
61
|
51
PEAK
DETECTOR
CLOCK
GENERATOR
MUX
A/D
CONVERTER
SWITCH
&
BUFFER
SERVO
AUTO
SEQUENCER
SERVO
MICRO PROGRAM
INTERFACE
RFC
ADIO
AVSS
IGEN
AVDD
VCKI
VPCO
PDO
TES3
TES2
DVSS
TEST
VCO1
VCO0
SRON
SRDR
SFON
TFDR
TRON
TRDR
TFON
FFDR
FRON
FRDR
FFON
RFDC
TE
SE
FE
VC
FILO
FILI
PCO
CLTV
AVSS
RFAC
BIAS
ASYI
ASYO
AVDD
ADD
ASYE
PSSL
WDCK
LRCK
XTAI
XTAO
XTSL
DVSS
FSTI
FSTO
D OUT
MD2
C16M
C4M
SCOR
WFCK
EMPH
SBSO
EXCK
SQSO
SQCK
MUTE
SENS
XRST
DIRC
SCLK
DFSW
ATSK
DATA
XLAT
CLOK
COUT
ADD
MIRR
DFCT
FOK
FSW
MON
MDP
MDS
LOCK
SSTP
SFDR
4
3
DA01
|
DA11
DA16
|
DA12
— 59 —
IC103
CXA1821M-T6
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
LD
VCC
VCC
PD
LD ON
A
LC/PD
B
RFE
C
RFO
D
FE
VEE
FE BIAS
F
TE
E
VC
VC
VC BUFFER
TRACKING ERROR AMP
FOCUS ERROR AMP
RF EQ AMP
APC LD AMP
RF SUMMING AMP
EI
EO
VEE
VCC
VCC
VC
VC
VC
VC
VC
VC
VC
VEE
VEE
VEE
VREF
–AUDIO BOARD –
IC602
µPC1330HA
1
2
3
4
5
6
7
8
9
INVERTER
COMPARATER
SW R1
GND
SW P1
CONT
GND
VCC
SW P2
GND
SW R2
–MOTOR (TURN) BOARD –
IC701
M54641L
1
5
2
7
3
6
4
POWER
AMP.
AMP.
POWER
AMP.
AMP.
CONTROL
INPUT
AMP.
INPUT
AMP.
REG
8
VCC
VCC
REFERENCE
OUT2
OUT1
IN1
IN2
GND
1
2
3
2
3
4
5
6
5
6
7
8
9
8
9
10
TSD
CONTROL
LOGIC
PO WER
SAVE
GND
RIN
VREF
OUT2
OUT2
RNF
GND
VM
VCC
FIN
OUT1
1
2
3
4
5
6
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
POWER
SUPPLY
CLOCK MANAGER
•
DUAL PLL
AUDIO
DATA INPUT
INTERFACE
8 TIME OVER
SAMPLING DIGITAL
FILTER
•
FUNCTION
CONTROL
MODE
CONTROL
MULTI LEVEL
∆Σ
MODULATOR
MULTI LEVEL
∆Σ
MODULATOR
5 LEVEL
DAC
5 LEVEL
DAC
CR LPF
•
OUTPUT
AMP
CR LPF
•
OUTPUT
AMP
BPZ
CONTROL
13
OPEN
XT1
PGND
VCP
NCKO
RSV
SCKO3
ML
MC
MC
RSTB
VOUTR
AGND
VCA
ZERO
BCK
DATA
LRCK
SCKO2
SCKO1
VDD
DGND
XT2
384fs
15
14 VOUTL
CAP
–VIDEO BOARD –
IC509
PCM1727E-2/T2
1
2
3
4
5
6
7
8
A OUT
A –IN
A +IN
V–
V+
B OUT
B –IN
B +IN
A
B
–VIDEO IN/OUT BOARD –
IC601
NJM4580D-D
–MOTOR (SLIDE) BOARD –
IC801
BA6286N
— 60 —
6-20. IC PIN FUNCTION DESCRIPTION
• MAIN BOARD IC101 MASTER CONTROL (uPD780016AYGF-018-3BA)
Pin No.
1
2 to 7
8
9
10
11
12
13
14
15
16
17
18
19
20
21,22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37 to 45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
I/O
O
O
—
—
O
I
—
—
—
I
—
—
O
—
—
—
—
—
I
I
I
I
I
I
I
I
—
I
—
I
—
O
O
O
O
O
O
O
O
O
I
I
O
O
—
Description
Capstan motor control 1 (+) signal output
LED
Not used
Ground
X’tal (5MHz)
Power supply (+5V)
Not used
Power supply (+5V)
Reset signal input
Ground
Not used
Subcode data request signal output
Not used
Ground
Power supply (+5V)
Power supply (+5V)
CD adjust point port
Normal “H”
A Deck reel pulse detector
B Deck reel pulse detector
Half detector signal input
Key analog input
Connected to ground
CD/VCD select input (Fixed at “L”)
Ground
Subcode Q data clock input
Not used
Sub code Q data clock input
Ground
CD power on signal output
CD data output
CD clock output
LED ON/OFF control output
LED ON/OFF control output
LED ON/OFF control output
LED ON/OFF control output
Serial data input
Serial clock input
CD reset signal output
CD latch signal output
Not used
Pin Name
CAPM-EMG (+)
LED1 to LED6
NC
GND
X2
X1
VDD
NC
+5V
RESET
GND
NC
SCOR
NC
NC
GND
VDD
AVDD
ADJ
A-SHUT
B-SHUT
B-HALF
KEY A
KEY B
AMS
CD/VCD
GND
SQ-DATA-IN
CAN’T-USE
SQ-CLK
GND
CD-POWER
CD-DATA
CD-CLK
PBC
VCD
PBC-OFF
DECO1
EXIST2
DISC2
IIC/DATA
IIC/CLK
XRST
XLT
NC
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