Sony SLV-ED8ME / SLV-ED8ML / SLV-EZ8AS / SLV-EZ8NZ / SLV-EZ9AS Service Manual ▷ View online
SLV-ED8/EZ8/EZ9
3-5
3-6
3-3. VIDEO2 BLOCK DIAGRAM
1.5 Vp-p (14.32 MHz)
IC401
5
REC/PB
IC401
7
REC/PB
IC401
2
REC/PB
5.2 Vp-p (2V)
1.6Vp-p (17.73MHz)
1.6 Vp-p (H)
IC401
@º
REC/PB
3.6 Vp-p (13.89 MHz)
IC401
@•
REC/PB
2.0Vp-p ( H)
IC401
!§
,
!•
REC/PB
4.4Vp-p (H)
IC201
#¶
REC/PB
IC201
%∞
REC/PB
552mVp-p (3.58MHz)(NTSC)
IC202
^º
REC/PB
512mp-p (4.43MHz)(PAL)
IC202
!£
REC/PB
REC:360mVp-p (H)
PB:270mVp-p(H)
PB:270mVp-p(H)
IC202
7
REC/PB
REC:320mVp-p(H)
PB:360mVp-p(H)
PB:360mVp-p(H)
IC201
$•
REC/PB
REC:320mVp-p(H)
PB:270mVp-p(H)
PB:270mVp-p(H)
REC:330mVp-p(H)
PB:400mVp-p(H)
PB:400mVp-p(H)
IC201
$™
REC/PB
528mVp-p(H)
IC201
@•
REC
576mVp-p(H)
IC201
!∞
PB
310mVp-p(H)
IC201
!•
REC/PB
340mVp-p(H)
IC201
!¢
REC
MA-325 BOARD (2/5)
(SEE PAGE 4-11)
5
7
40
42
3
48
NTH
12
CLK 10
1H
DL
DL
YNR
LPF
DL EQ
BPF1
SUB
LPF
DEM
DOUB
LIM
FM
AGC
1/2
BUFFER
SUB
CONV
SUB
BPF
KIL
C LPF
SEQ
PB EQ
ACC
DET
DET
1H/2H
DL
BUFFER
13
52
BUFFER
BUFFER
1
50
25
26
23
45
37
33
38
18
16
10
9
29
7
8
19
20
60
43
63
64
62
65
46
59
55
56
DE
EMH
CLP
DE
EMPH
TRAP
SW
SW
SW
CLP
LPF
KIL
B.D.
NAP
BPF
REC
BGA
BGA
PB
BGA-B
SW
NL
DE-EM
DHP
NC
PIC
CTL
C
NC
SYNC
SEP
QV/QH
INS
VIDEO
AMP
BUFFER
CLP
SYNC
SEP
FBC
34
35
VIDEO
AGC
Y/C
MIX
FM
MOD
REC
EQ
BUFFER
IC202
CCD DELAY
IC401
OSD
17
14
16
15
20
18
66
28
30
32
ACC
AMP
AMP
BPF2
MAIN
CONV
+
Q203
S
N
Q208
Q204
Q201
X202
3.58MHz
X201
4.43MHz
COMB
CTH
R
P
S
N
R
P
R
P
PB RF
REC RF
C ROT
COMP SYNC
VIDEO 1
(SEE PAGE 3-4)
(SEE PAGE 3-4)
Q202
C ROT
IC201
(1/2)
Y/C PROCESS
P
R
P
R
NT
Q211
Q210
Q205
Q209
Q206
P
R
R
P
2
3
X401
17.734475MHz
5
6
X402
14.31818MHz
15
28
27
Q403, 404
BUFFER
Q401
BUFFER
Q901
Q402
SW5V
CT401
VCO ADJ
VCO
OUT
OUT
VCO
IN
CV IN
S IN
S CLK
CV OUT
SYNC DET
V SYNC OUT
CS
XTAL OUT1
XTAL OUT2
XTAL IN2
XTAL IN1
CV CR
SYNC IN
RESET
VCLK (IIC)
VSDATA (IIC)
VCLK (IIC)
VSDATA (IIC)
NT_JUDGE
MESCAM DET
ACK OUT
MESCAM DET OUT
COMP SYNC
QVD
S1 TU SEL
SI
S CLK
MOD V
SYSTEM
CONTROL
(SEE PAGE 3-8)
CONTROL
(SEE PAGE 3-8)
TUNER
(SEE PAGE 3-11)
(SEE PAGE 3-11)
MODE
CONTROL
(SEE PAGE 3-14)
CONTROL
(SEE PAGE 3-14)
5
5
CN480
CN423
5
5
CN951
CN901
CN952
CN361
JS954
SAT/DEC V
L2 VIDEO
JS210
JS209
TU V
ED8/EZ9
EZ8NZ
10
15
26
CN105
H DET
CG V
OSD CS
VIDEO
LINE-1
OUT
CNJ901
VIDEO
LINE-2
IN
CNJ480
VIDEO
OUT
IN
LINE-3
IN
(SAT IN)
CNJ952
CNJ954
SAT DEC
VIDEO
LINE-1
IN
CNJ901
5
1
IO-64 BOARD (1/2)
(SEE PAGE 4-30)
RJ-79 BOARD (1/3)
(SEE PAGE 4-31)
1
3
7
IC203
VIDEO INPUT SELECT
IC702
VIDEO BUFFER
BUFFER
Q901
ED8/EZ9
ED8NZ
EZ8AS
1
2
3
TU VIDEO
TUNER
(SEE PAGE 3-11)
(SEE PAGE 3-11)
P
R
05
SLV-ED8/EZ8/EZ9
3-8
3-4. SERVO/SYSTEM CONTROL BLOCK DIAGRAM
3-7
MA-325 BOARD (3/5)
(SEE PAGE 4-15,4-17)
CN101
MTR 12V
DRUM VS
DRUM PG
DRUM FG
1
2
3
4
OUTPUT
DRIVER
OUTPUT
DRIVER
HALL
DEVICE
MATRIX
M
MTR 12V
SW 5V
CTL-REF
CAP FG
MTR 12V
CAP VS
CAP RVS
CAP TRQ PWM
HALL
DEVICE
CAPSTAN
FG
CN102
1
4
3
7
5
2
6
U+
REF
VM
VS
FRC
TL
VCC
U–
V+
V–
W+
W–
U
V
W
PG
FG
M901
DRUM MOTOR
M902
CAPSTAN
MOTOR
+
–
–
+
–
DRUM DA
68 DRUM PG
69 DRUM FG
73
35
99 STEP PLS
72 CAP RVS
84 CAP TRQ PWM
60
F ENV
RF ENV
70 CAP FG
7
REC CTL
77 REC COUNT
8
CTL RESET
67
92 CTLHYS HIGH
15 C IN (REC PRF)
XTAL
EXTAL
DRUM ERROR
INTEGRATOR
(1/2)
IC101
SERVO/SYSTEM
CONTROL
IC161
7
6
5
CAP ERROR
INTEGRATOR
INTEGRATOR
(2/2)
IC101
1
3
2
+
–
–
+
–
CTL AMP
CAM (+)
CAM (+)
CAM (–)
(2/2)
(1/2)
IC021
REF AMP
IC001
CAM MOTOR DRIVE
IC130
COMPARATOR
IC001
1
7
6
5
3
1
3
2
SW5V
SW5V
MTR 12V
D141
+
PS100
3
1
CN161
1
2
3
CN103
+
GAIN
SW
43
CAM
9
MODE1
22
MODE 2
21
MODE 3
20
MODE 4
19
42
D5V
Q001
CTL CHECK
S101
REC PRF
X161
16MHz
CTL
HEAD
CTL (X)
CTL (Y)
M
CAM+
CAM–
MODE SWITCH
10
2
3
IN2
IN1
4
MECHA
POSITION
S100
CAM ENCODER
M903
CAM MOTOR
81
SCK I (SSB)
SCKI
80
SO I (SSB)
SOI
46
SI 0
SO
44
ASURA CS
40
ASURA RESET
SCLK
SD 0
1
RF SWP
RE SWP
45
SI
SI
47
SCLK
S CLK
13
NT JUDGE
NT JUDGE
14
MESECAM DET
MESECAM DET
66
COMP SYNC
V SYNC
4
QVD
QVD
93
SI TU SEL
IN SELI
30
V CLK (IIC)
SCL 0 (I2C)
28
VS DATA (IIC)
SDA 0 (I2C)
2
96
AF REC
AF REC
59
AF ENV
AF ENV
DATA (IIC)
CLOCK (IIC)
100
AF SWP
AF SWP
31
A MUTE
A MUTE
36
56
AV ADJ
55
S151
NT PB SW
61
D102
T/S LED
Q101
T. SENS
Q100
T. SENS
T SENS
32
T/S LED
64
PH100
T. REEL
T REEL FG
25
7
8
5
24
CN105
62
S SENS
LED
DRIVE
Q111
SW12V
63
PH101
S. REEL
S REEL FG
JS161
JS162
SWP ADJ
ON PAL TV
NTSC 4.43
NTSC PB
NTSC 3.58
MODE
CONTROL
(SEE PAGE 3-14)
CONTROL
(SEE PAGE 3-14)
VIDEO 1
(SEE PAGE 3-4)
(SEE PAGE 3-4)
VIDEO 2
(SEE PAGE 3-6)
(SEE PAGE 3-6)
AUDIO
(SEE PAGE 3-10)
(SEE PAGE 3-10)
74
VCC
ASURA CS
ASURA RESET
AF REC P
AF REC P
FULL ERASE
FULL ERASE
PB CTL
CAP DA
CAP STOP
05
IC161
$£
REC/PB
2.4Vp-p (16MHz)
IC161
7
REC
5.0Vp-p (2V)
IC161
&º
REC/PB
5.1Vp-p (757.6Hz)
IC161
^ª
REC/PB
5.0Vp-p (300Hz)
IC161
1
REC/PB
5.1Vp-p (2V)
IC161
^•
REC/PB
5.3Vp-p (2V)
SLV-ED8/EZ8/EZ9
3-10
3-9
3-5. AUDIO BLOCK DIAGRAM
CN301
1
2
4
1
CN502
11
13
12
3
1
5
7
17
18
24
20
16
9
37
36
5
6
3
4
7
8
18
19
15
16
12
44
21
20
3
5
6
5
80
7
4
3
1
71
73
75
79
78
77
70
10
11
4
1
BIAS ERASE
OSC
BIAS ERASE
OSC
PB
AMP
AUTO
BIAS
LINE
AMP
AMP
MUTE
ALC
DET
DET
MUTE
CTL
ALC
PB
AMP
AGC
DET
BPF
LPF
LPF
L ch
NR
R ch
NR
VCO
VCO
EVR
LEVEL
DET
LPF
BPF
LPF
REC CURRENT
AMP
VCC
AGC
AMP
AF SWP
MUTE REC
AF REC
AF SWP
AF REC
AF REC P
AF SWP
AF REC
AF REC
AF ENV
AF SWP
DATA (IIC)
CLOCK (IIC)
AF REC P
AF REC P
AF SW P
SDA
SCL
MA-325 BOARD (4/5)
(SEE PAGE 4-11,4-21)
RJ-79 BOARD (3/3)
(SEE PAGE 4-31)
HEAD SW
MONO
AUDIO HEAD
AUDIO
ERASE HEAD
FULL
ERASE HEAD
Hi-Hi
AUDIO HEAD
CH 1
CH 2
IC071
AUDIO REC/PB AMP
IC340
Hi-Fi AUDIO PROCESS
IC360
BUFFER
IC901
3
1
5
7
BUFFER
IC961
NORMAL AUDIO PROCESS
IC201
(2/2)
T081, Q081
T091, Q091
Q092
Q301
A-H SW
CN302
FULL ERASE
2
3
REC:
EP, LP
PB:
EP
EP, LP
PB:
EP
PB ON
PB
PB
PB
REC
REC
1
2
39
40
41
42
INPUT
SELECT
OUTPUT
SELECT
NORMAL
SELECT
MOD AUDIO
TUNER M
TUNER L
TUNER R
A MUTE
FULL ERASE
FULL ERASE
CN901
1
3
CN951
1
3
LINE OUT L
LINE OUT R
IO-64 BOARD (2/2)
(SEE PAGE 4-30)
CN423
CN480
3
5
3
1
L2 (L) AUDIO
L2 (R) AUDIO
CN361
CN952
3
5
3
1
SAT L
SAT R
RJ-79 BOARD (2/3)
(SEE PAGE 4-31)
AUDIO
L
R
LINE-1
IN
CNJ901
AUDIO
L
R
LINE-2
IN
CNJ480
AUDIO
L
R
LINE-3
IN
(SAT IN)
CNJ952
05
ED8/EZ9
AUDIO
L
R
LINE-2
OUT
CNJ953
AUDIO
L
R
LINE-1
OUT
CNJ901
TUNER
(SEE PAGE 3-11)
(SEE PAGE 3-11)
SERVO/SYSTEM
(SEE PAGE 3-8)
(SEE PAGE 3-8)
4
SLV-ED8/EZ8/EZ9
3-12
3-6. TUNER BLOCK DIAGRAM
3-11
MA-325 BOARD (5/5)
(SEE PAGE 4-27)
18
17
19
20
21
13
22
14
23
CN105
3
5 10 11 12 15 21 20
6 22
2 18
19
DE-EMPHASIS
PAL&NTSC
Q756, 757
MUTE
CONTROL
Q753
MUTE
Q750
MUTE
Q751
MUTE
Q752
5
3 14 15 16 23 22
6
24
7 20
21
8
9
3
4
AERIAL
12
30
29
2
1
25
5
6
10
11
2
5
6
10
11
2
16
15
ED8
05
IN
OUT
SDA
SCL
PLL CLK
PLL DATA
PLL ENB
SW1
SW2
AFT
MOD V
VIDEO
MOD A
AUDIO
SIF
SDA
SCL
PLL CLK
PLL DATA
PLL ENB
SW
AFT
VIDEO IN
VIDEO OUT
AUDIO IN
AUDIO OUT
SIF
TU701
AERIAL
EZ8/EZ9
IN
OUT
TU702
SDA0
SCL0
PLL CLK
PLL DATA
PLL ENABLE
SW1
SW2
ED8
AFT
TA MUTE
MOD V
TU VIDEO
MOD AUDIO
TUNER M
TUNER L
TUNER R
MODE CONTROL
(SEE PAGE 3-14)
(SEE PAGE 3-14)
VIDEO 2
(SEE PAGE 3-5,6)
(SEE PAGE 3-5,6)
AUDIO
(SEE PAGE 3-10)
(SEE PAGE 3-10)
IC750
MPX PROCESSOR
IC1
NICAM PROCESSOR
SDA
SCL
L OUT
R OUT
SIF
SDAT
SCLK
OUT R
OUT L
SDA
SCL
R
L
SIF
SIFUT
XTAL1
XTAL0
EZ8AS/EZ9
ED8/EZ8NZ
X1
24.576MHz
CN1
CN751
Q755
EZ8/EZ9
ED8
ED8
R752
NK-11 BOARD
(SEE PAGE 4-33)
740mVp-p(24.576MHz)
IC1
!§
REC/PB
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