A
B
C
D
E
F
G
H
I
J
K
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
A
B
C
D
E
F
G
H
I
J
K
C6
CA-2 CIRCUIT WAVEFORMS
IC211 BLOCK DIAGRAM (SCC0021A)
WAVEFORM
TEST POINT
LOCATION
TEST POINT
LOCATION
WAVEFORM
IC211-42
200mV/div
10
µ
s/div
CA OUT
IC211-55
200mV/div
10
µ
s/div
YA OUT
WF-CA2-L5AV4XE
IC251-29
0.5V/div
10
µ
s/div
CCD IN
IC211-47
1V/div
5 ms/div
VD
IC211-79
1V/div
50ns/div
ADCK
IC251-44
2V/div
10ms/div
HD
DAC
C
DAC
Y
CLP
CLPOB
PBLK
H1
H2
RG
V1
V2
V3
V4
XSG1
XSG2
VSUB
PC
O
H
D
ZR
S
T
DB
0
DB
1
DB
2
DB
3
DB
4
DB
5
DB
6
DB
7
ZR
D
ZWR
AL
E
SHP
SHD
ADCK
CK
I1
HR
S
T
VR
ST
SC
K
VDO
HSYNC/ CSYN
C
FLDO
TESTO
1
2
3
4
5
6
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
38
39
40
41
42
43
44
45
46
47
48
49
50
100
99
98
97
96
95
94
93
92
91
90
79
78
77
76
89
88
87
86
85
84
83
82
81
80
75
69 68 67 66 65 64 63 62 61 60
74 73 72 71 70
59 58 57 56 55 54 53 52 51
CCD
I0
CCD
I1
CCD
I2
CCD
I3
CCD
I4
CCD
I5
CCD
I6
CCD
I7
CCD
I8
CCD
I9
TG
SG1
VIDEO
SELECT
OSC
INV
PHASE
CMP2
PHASE
CMP1
2H
LINE MEMORY
YC
PROCESS
AND
SEPERATION
COLOR
ENCODE
VIDEO
MEMORY
1/ 4
1H
COUNTER
BF
AV
D
D
YA
O
U
T
AGN
D
CPU
I/F
VC
C
GND
GND
VCC1
VC
C
GND
GND
GND
VC C1
GND
GND
VC C1
GND
VC
C
VC
C
GND
AGND
CAOUT
AVDD
GND
GND
GND
GND
SM
C
SI
N
/ ZC
S
SO
T
/ CPU
C
K
GND
CKSCI
CKSCO
SCO
ADJSCI
EXTSCI
PCOSC
VC
C2
GND
VC
C2
GND
SCI
S
E
L
GND
GND
GND
GND
GND
TMC
1
TMC
2
TE
B
BUNRI
AMC
CK
I2
PC
O
V
D
DATA PASS
SG2
CDS
PxGA
VGA
ADC
CLAMP
CLAMP
VREF
HORIZONTAL
DRIVERS
PRECISION
TIMING
CORE
TM
INTERNAL
CLOCKS
10 or 12
REFT REFB
DOUT
CCD0-9
CCDIN
CL1
RG
H1-H4
SYNC
GENERATOR
INTERNAL
REGISTERS
SL
SCK SDATA
HD
VD
PBLK
CLPDM
CLPOB
4–6 dB
2 to 36 dB
AD9848
35
34
1-5
8-12
39
40
42
23
37
38
36
43
44
13
14
17
18
20
29
IC251 BLOCK DIAGRAM (AD9848A)