Sony SLV-ED8ME / SLV-ED8ML / SLV-EZ8AS / SLV-EZ8NZ / SLV-EZ9AS Service Manual ▷ View online
2-4
2-11. INTERNAL VIEWS
Drum assembly (M901) (DZH-95A/Z-RP)
8-839-045-02
8-839-045-02
Q100
Tape end sensor
8-729-043-84
Tape end sensor
8-729-043-84
D102
Tape top/end LED
8-719-048-26
Tape top/end LED
8-719-048-26
M903
Cam motor assembly
X-3947-577-1
Cam motor assembly
X-3947-577-1
Q101
Tape top sensor
8-729-043-84
Tape top sensor
8-729-043-84
FE head
1-500-144-11
1-500-144-11
Drum assembly (M901) (DZH-95A/Z-RP)
8-839-045-02
8-839-045-02
M902
Capstan motor
1-698-971-11
Capstan motor
1-698-971-11
2-5
2-12. CIRCUIT BOARDS LOCATION
2-5 E
MA-325
(
VIDEO, AUDIO, I/O,
SERVO/SYSTEM CONTROL, TUNER
SERVO/SYSTEM CONTROL, TUNER
)
DM-77
(MODE CONTROL)
(MODE CONTROL)
PS414
(POWER SUPPLY)
(POWER SUPPLY)
SW-307 (EZ9)
(POWER SWITCH)
(POWER SWITCH)
NK-11 (ED8, EZ8NZ)
(NICAM)
(NICAM)
RJ-79
(ADDITIONAL REAR IN/OUT)
(ADDITIONAL REAR IN/OUT)
FR-137
(
FL DRIVE,
)
MODE CONTROL
POWER BLOCK
(SR-718)
(SWITCHING REGULATOR)
(SR-718)
(SWITCHING REGULATOR)
IO-64
(FRONT IN)
(FRONT IN)
SLV-ED8/EZ8/EZ9
3-1
3-2
SECTION 3
BLOCK DIAGRAM
3-1. OVERALL BLOCK DIAGRAM
MPX
PROCESSOR
INSEL1
IIC CLK, IIC DATA
COMP SYNC
RF ENV, RF SWP
SCK, SO
AF SWP
A MUTE
CNJ480
L2 IN V
L2 IN L
L2 IN R
VIDEO
AUDIO L
AUDIO R
IO-64 BOARD
(SEE PAGE 4-30)
RJ-79 BOARD (2/3)
(SEE PAGE 4-31)
LINE 2 IN
CNJ901
L1 IN V
L1 IN L
L1 IN R
L1 IN L
NA HEAD PB
BIAS VCC
NORMAL AU
NA HF OUT
A MUTE
NA REC
L1 IN R
VIDEO
AUDIO L
AUDIO R
LINE 1 IN
CNJ953
VIDEO
AUDIO L
AUDIO R
AUDIO L
AUDIO R
LINE-1 OUT
LINE-2 OUT
CNJ952
L3 IN V
L3 IN L
L3 IN R
SAT L
SAT R
VIDEO
AUDIO L
AUDIO R
RJ-79 BOARD (1/3)
(SEE PAGE 4-30)
PS-414 BOARD
(SEE PAGE 4-43)
LINE 3 IN
(SAT IN)
BUFFER
IC961
BUFFER
IC901
IC501
ED8/EZ9
SWITCH
Q600
VIDEO
SELECTOR
CNJ901
SWITCH
Q601
12V
REC
MTR12V
UN13V
UN30V
POWER CONT
UN12V
SW5V
D6V
–13V
–F
+F
GND
35V
AC
110~240V
110~240V
6V
–13V
GND
13V
SWITCH
Q603
SWITCH
Q602
IC600
VIDEO
REC/PB
AMP
IC340
AUDIO
REC/PB
AMP
IC201
AUDIO
PROCESSOR
(MONO)
IC201
IC202
IC401
CCD
OSD
BUFFER
BUFFER
IC203
IC702
Y/C
PROCESSOR
VIDEO
HEAD
Hi-Fi
AUDIO HEAD
(1/2)
(2/2)
IC360
LINE OUT L, LINE OUT R
MOD A
TUNER M
TUNER L
TUNER R
IC750
AUDIO
PROCESSOR
(Hi-Fi)
IN
OUT
AERIAL IN
AERIAL OUT
CNJ954
DEC IN
DEC OUT
RJ-79 BOARD (3/3)
(SEE PAGE 4-31)
BUFFER
TUNER/MODURATOR
Q901
DRUM FG
DRUM PG
M901
DRUM MOTOR
MONO
AUDIO HEAD
AUDIO
ERASE HEAD
FULL
ERASE HEAD
SP CH1
SP CH2
EP CH1
EP CH2
CH1
CH2
COMP SYNC
RF ENV, RF SWP
REC RF, PB RF, CROT
SCK, SO
AF SWP
AFM REC, PB AFM
BIAS
OSC
BIAS
OSC
SWITCH
T081
T091
IC071
TU701:ED8
TU702:EZ8/EZ9
EZ8NZ
Q901
MUTE
Q750, Q753
MOD V
LINE OUT L
LINE OUT R
MA-325 BOARD
(SEE PAGE 4-5~4-27)
IIC CLK, IIC DATA
QVD, NT JUDGE, MESECAM DET
TV VIDEO
VIDEO OUT
OSD V
CGV, HDET,
CG CS
CG CS
SCK, SI
TV VIDEO
DEC IN
INSEL 1
L3 IN V
TV/VTR
VIDEO
MOD A
AUDIO
SDA0,SCL0
PLL DATA,
PLL CLK,
PL ENABLE,
AFT, SAP,
FMONO
PLL CLK,
PL ENABLE,
AFT, SAP,
FMONO
MUTE
Q751-Q753
TA MUTE
L OUT, R OUT
EZ8AS/EZ9
NICAM
PROCESSOR
IC301
IC303
IC302
IC400
POWER
L OUT, R OUT
ED8/EZ8NZ
NK-11 BOARD
(SEE PAGE 4-33)
TIMER/TUNER/
MODE
CONTROL
SW-307 BOARD
(SEE PAGE 4-39)
FR-137 BOARD
(SEE PAGE 4-39)
DM-77 BOARD
(SEE PAGE 4-35)
LED
DRIVER
FUNCTION
SWITCH
FUNCTION
SWITCH
EEP
ROM
RESET PULS
GENERATOR
GENERATOR
FUNCTION
SWITCH
FUNCTION
SWITCH
CLIK
SHUTTLE
REMOTE
CONTROL
RECEIVER
OPERATING
SWITCH BLOCK
REMOTE
CONTROL
RECEIVER
FLUORESCENT
INDICATOR
TUBE
Q400
EZ9
ED8/EZ8
POWER
LED
DRIVER
Q300
JOG
LED
DRIVER
POWER CONT
A/D2
TA MUTE
HDET, CGV, CG CS
SCK, SI, SO
A/D6, 7
LED CS
A/D0, 1
DMS1, 2
SIRCS IN
SDA0, SCL0
PLL DATA, PLL CLK, PLL ENABLE,
AFT, FMONO, SAP
AFT, FMONO, SAP
BZ201
ASURA CS, ASURA RESET
POWER
FAIL
FAIL
RESET
BUZZER
G1-G3
SEG1-6
ND320
D FG
D PG
DRM DA
D VS
M
IC101
IC161
(1/2)
CAP FG
M902
CAPSTAN MOTOR
CAP FG
CAP DA
CAP RVS, CAP TRQ PWM
M
CAM
M903
CAM MOTOR
CAP VS
M
MODE1-4
IC101
IC130
S100
(2/2)
CAM MOTOR
DRIVER
T/S LED
Q111
LED
DRIVER
ROTARY
SWITCH
D102
Q101
T SENS
Q101
S SENS
PH100
T REEL
SENS
T REEL FG
PH101
S REEL
SENS
NTSC PB
SWITCH
S REEL FG
T SENS
S SENS
S101
REC PRE
REC PRE
S151
CTL RESET
NT PB SW
CTL HEAD
IC001, IC021
CTL AMP
Q001
CTL HYS HIGH
PB CTL, REC CTL
AF RECP, AF RFC, FULL ERASE
CAP STOP
SERVO/SYSTEM
CONTROL
WC
POWER
BLOCK
SR-718
SAT DEC
ED8/EZ9
EZ8NZ
AF RECP, AF RFC, FULL ERASE
FULL ERASE
AMP
AMP
GAIN
SWITCH
05
3-4
3-2. VIDEO1 BLOCK DIAGRAM
SLV-ED8/EZ8/EZ9
3
REC
IDEL
ENV
DET
DET
PB RF
BUFF
3
2
4
7
5
6
8
1
11
10
2
5
13
14
22
28
21
18
26
4
12
30
6
2
1
3
20
19
17
REC
ADJ
ADJ
IC501
CN502
SP CH1 F
SP CH1 S
SP CH2 F
SP CH2 S
EP CH2 F
EP CH2 S
EP
CH1 S
CH1 S
EP
CH1 F
CH1 F
DET
HPF
MA-325 BOARD (1/5)
(SEE PAGE 4-11)
CN501
REC CURR
REC RF
REC SWP
CHECK
VIDEO
HEAD
SP
CH1
SP
CH2
EP
CH2
EP
CH1
SW2
SW1
SW9
SW5
REC
REC
VCA
PB
PB
PB
PB
VIDEO REC/PB AMP
SW6
SW10
SW4
SW8
SW3
SW7
Q501
C ROT
COMP SYNC
PB RF
REC RF
C ROT
COMP SYNC
PB ENV
SCK1 (SSB)
SO1 (SSB)
RF SWP
SCK1 (SSB)
SO1 (SSB)
RF SWP
SYSTEM
CONTROL
(SEE PAGE 3-8)
CONTROL
(SEE PAGE 3-8)
VIDEO 2
(SEE PAGE 3-5)
(SEE PAGE 3-5)
05
IC501
!¶
REC/PB
5.1Vp-p (2V)
2.5Vp-p (H)
IC501
!•
REC/PB
IC501
@¡
REC/PB
4.6Vp-p (2V)
IC501
@™
PB
88mVp-p (H)
IC501
@•
REC
640mVp-p (H)
IC501
4
REC
3.4Vp-p (H)
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