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SLV-ED22/ED55/ED88/ED99
3-3
3-4
3-2. VIDEO BLOCK DIAGRAM
R212
JS291
PB
86
87
SP
REC
REC
89
88
CH2
CH1
SW30
CH1
94
93
CH2
SW31
92
91
SP
SP
SW29
LPF
R
SW7
P
629
TRAP
TRAP
1MHPF
7MLPF
LPF
FM MOD
to/Dev Adj
S-DET
Main Emph
Carrier Offset
W.C/DC
97
FM AGC
P
EQ
SQPB
Delay
SW8
SQPB
SQPB
G
EQ
DLIM
DEMO
Sub LPF
Main
De-emph
SW9
16
17
DO
Det
Edge
Delay
N.L
De.Emph
N.L
Emph
FBC/ALC
SW10
R
P
Y-PLF
SW11
R
P
18
19
CLAMP
SW14
DO/
REC
DO
R
P
SW13
DF
N.C
YNR
21
23
24
LPF
26
VIDEO AGC
P
SW17
R
Picture
Cont.
REC
AGC DET
PB ALC
ATT
(-10DB)
28
30
31
SW16
35
CCD
Mode
Control
37
39
C-CCD
Y
-CCD
Clock
Driver
42
44
46
Feed Back
Clamp
Video ALC
SQUELCH
CLEAR
SYNC
Sync. Sep
C. SQUELCH
White
limiter
6dB AMP
6dB AMP
50
51
52
54
55
C.K
N --> P
B.D
BPF
SW21
Main
Conv2
Main
Conv1
SW23
SW22
R
P
P
R
4phase
Gen
CCD
LPF
57
58
LEVEL Det2
LEVEL Det1
SW26
P
R
R
DL
SW25
Delay
CLPF
P
R
SW24
BE
C.K
MIX
LEVEL
ADJ
P
SW18
R
TRAP
ctl trap
fh HPF
HPF
ACC
P
R
SW20
SEP
COMP SW19
L-SECAM
L-
SECAM
SECAM
SW27
SW28
2M LPF
1/2
2EL VCO
DOWN
Conv
Conv
1/2
2EL VCO
PB/REC
Discri
Discri
REC
AFC
AFC
REC
APC
APC
PB
APC
Color Killer
ID Det
Pulse
Gen
NP.
cont
VCA
60
63
62
Serial Cont
Interface
64
fH PLL
2fsVCO
LC VCO
CR Det
2fsc
69
X-tal
VCO/OSC
VCO/OSC
71
73
78
79
81
Logic
Head SW1
Head SW2
Q206
PAL/NTSC
SWITCH
Q203
SP CH2 F
SP COM
SP CH1 F
LP CH2 F
LP COM
LP CH1 F
4
5
6
1
2
3
CN201
SP
CH2
CH2
SP
CH1
CH1
LP
CH2
CH2
LP
CH1
CH1
CN202
2
3
PB RF
RF SWP
VCLK(IIC)
VDAT(IIC)
RF ENV
RF SWP
BUFFER
Q901,904
VIDEO
OUT
OUT
4 fsc IN
4fc OUT
PAL/MAIN/SAP
VIDEO
IN
IN
BLUE BACK
45
52
53
64
43
18
X151
17.734475MHz
MOD V
TUNER
TU VIDEO
Q174
BLUE
BACK SWITCH
BACK SWITCH
C.KILLER DET
QVD
COMPSYNC
NTSC
APC PWM
MESECAM DET
NTSC
ACK
MESEC
QVD
CSYNC
APC
3
2
1
7
JS202
1
7
CN531
CN901
ED55/ED99
INS
4
20
JS908
ED88/ED99
ED55/ED99:PL
ED99:TW,KR
JS900
ED88/ED99
CNJ902
LINE-1 OUT/LINE-2 OUT
ED88/ED99
ED22/ED55/ED88
ED22/ED55
SERVO/SYSTEM
CONTROL
CONTROL
(SEE PAGE 3-5)
1
84
ENV DET
SP
REC
REC
PB
PB
PB
LP
REC
REC
LP
REC
REC
VCA
PB
REC
MUTE
MUTE
Q211
BUFFER
6
BAND
GAP
Q210
REC TRAP
SWITCH
NA PB
AUDIO
(SEE PAGE 3-7)
CLAMP
ATT
(-10DB)
ATT
(-10DB)
10
9
18
CLK
DATA
C IN
Y IN
V OUT
CLK(RR)
DATA(RR)
(SEE PAGE 3-5)
SERVO/SYSTEM
CONTROL
CONTROL
IC291
ARC
3.579693MHz
X202
VIDEO INPUT SELECT
IC201
INVERTER
(1/2)
Y/C PROCESS
CCD DELAY
INVERTER
Q171
SYSTEM CONTROL
OSD
IC101
(1/2)
JS203
IC202
VIDEO INPUT
SELECT
(SEE PAGE 4-9, 13, 21)
MA-377 BOARD (1/5)
FJ-26
BOARD(1/2)
(SEE PAGE 4-29)
MODE CONTROL
(SEE PAGE 3-12)
SERVO/SYSTEM
CONTROL
CONTROL
(SEE PAGE 3-5)
C.KILLER DET
MESECAM DET
QVD
COMP SYNC
APC PWM
HF ADJ
AF ENV
AUDIO
(SEE PAGE 3-7)
05
CHECK
VIDEO
(1/2)
(1/3)
LINE-1 IN/LINE-1 OUT
CNJ904
VIDEO
LINE-1 IN/LINE-3 IN
CNJ901
(1/3)
VIDEO
ED99:TW,KR
LINE-1 IN
VIDEO
CNJ905
(1/2)
ED88/ED99:PL
BUFFER
Q902,903
LINE-2 IN
(1/2)
CNJ531
VIDEO
(1/2)
(1/2)
(SEE PAGE 3-9)
Q172
VIDEO
BUFFER
BUFFER
ED22/ED55
ED99:TW,KR
ED99
EXCEPT ED99
4
SP CH2 F
SP
CH2
CH2
ED22/ED55
5
SP COM
SP
CH1
CH1
LP CH1 F
6
SP CH1 F
LP
CH2
CH2
1
LP CH2 F
LP
CH1
CH1
2
LP COM
3
CN204
(1/2)
ED55
ED88/ED99
MAIN/SAP
MAIN/SAP
MAIN/SAP
ED22/ED55
640mVp-p (H)
IC201uk PB
720mVp-p (H)
IC201ul PB
IC201iaREC/PB
5.3Vp-p (H)
40mVp-p (H)
IC201ih,il REC
IC201ua REC/PB
608mVp-p
(3.58MHz)(NTSC)
(3.58MHz)(NTSC)
IC2914,qk REC
2.1Vp-p (H)
IC291qk PB
1.9Vp-p (H)
IC2914 PB
2.2Vp-p (H)
IC291w; PB
152mVp-p (H)
REC:512mVp-p (H)
PB :584mVp-p (H)
PB :584mVp-p (H)
IC201tk REC/PB
320mVp-p (H)
IC201y; REC/PB
IC101rgREC/PB
2.2Vp-p (H)
IC101rdREC/PB
2.2Vp-p (H)
IC201t; REC/PB
4.6Vp-p (H)
IC201e;REC/PB
1.1Vp-p (H)
IC201whREC/PB
REC:512mVp-p (H)
PB :584mVp-p (H)
PB :584mVp-p (H)
IC201wd REC/PB
REC:472mVp-p (H)
PB :504mVp-p (H)
PB :504mVp-p (H)
IC201qk,ql REC/PB
REC:472mVp-p (H)
PB :504mVp-p (H)
PB :504mVp-p (H)
IC201wa REC/PB
392mVp-p (H)
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