Advertisement
IC101, IC262 CIRCUIT WAVEFORMS
K
TEST POINT
WAVEFORM
LOCATION
IC101-1
J
2V/div
20µs/div
V4
I
IC101-2
5V/div
20µs/div
H
V3
IC101-3
G
5V/div
20µs/div
V2
F
IC101-4
5V/div
E
20µs/div
V1
IC101-12
D
2V/div
50ns/div
RG
C
IC101-13
B
2V/div
50ns/div
H1
A
1
2
3
4
TEST POINT
WAVEFORM
LOCATION
IC101-14
2V/div
50ns/div
H2
IC262-27
0.5V/div
10µs/div
CCD IN
IC262-34
(VCC-9685VP)
2V/div
10ms/div
VD
IC262-34
(VCC-9684VA)
2V/div
10ms/div
VD
IC262-35
2V/div
20µs/div
HD
WF-CA1-L5CJ2/XEUS
5
6
7
8
SCC0021A
GND
76
GND
77
VDD
78
ADCK
79
SHD
80
SHP
81
GND
82
CLP
83
CLPOB
84
PBLK
85
VDD
86
V1
87
V2
88
V3
89
V4
90
XSG1
91
XSG2
92
VSUB
93
GND
94
H1
95
H2
96
RG
97
VDD
98
GND
99
GND
100
TEST POINT
LOCATION
IC211-55
200mV/div
10μs/div
YOA
IC211-42
200mV/div
10μs/div
COA
IC211-47
(VCC-9685VP)
1V/div
5ms/div
VDO
9
10
11
12
C6
IC211 BLOCK DIAGRAM (SCC0021A)
75
74 73 72 71 70
69 68 67 66 65 64 63 62 61 60
59 58 57 56 55 54 53 52 51
DAC
Y
VIDEO
VIDEO
SELECT
MEMORY
YC
2H
PROCESS
DAC
AND
LINE MEMORY
SEPERATION
DATA PASS
COLOR
ENCODE
TG
PHASE
CMP2
S
E
BF
L
SG1
1/ 4
1H
OSC
INV
COUNTER
CPU
PHASE
I/F
CMP1
SG2
9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
1
2
3
4
5
6
7
8
IC211 CIRCUIT WAVEFORMS
TEST POINT
WAVEFORM
LOCATION
IC211-47
(VCC-9684VA)
1V/div
5ms/div
VDO
IC211-79
1V/div
50ns/div
ADCK
13
14
15
16
K
50
GND
HSYNC
49
J
TEST
48
47
VD
46
FLD
GND
45
GND
44
ACVDD
43
COA
42
C
ACGND
41
I
GND
40
GND
39
VDD
38
PCOSC
37
EXTSCI
36
ADJSCI
35
34
SCI
SCO
33
H
32
GND
CKSCO
31
30
CKSCI
29
VDD
28
GND
GND
27
GND
26
G
F
WAVEFORM
E
D
C
B
A
WF-CA2-L5CJ2/XEUS
17
18
19
Advertisement
