Cxd2500Bq :Wic02; Mc13077 : Ei1 - Samsung MAX-460V Service Manual

CXD2500BQ :WIC02

57
C 4M
58
C 16M
11
9
VCOI
VC00 8
20
PCO
FILO 19
18
FILO
22
CLTY
24
FR
26
ASYI
27
ASYO
28
ASYE
62
WFCK
63
SCOR
65
EXCK
64
SBSO
49
EMPH
67
SQCK
66
SQSO
3
MON
2
FSW
4
MD P
MD S 43
10
TEST
NC

MC13077 : EI1

8
PLL
OLF LPF
9
12
13
14
Samsung Electronics
56 53 54 53 17 19
Clock
generater
Digital PLL
EFM
vari-pitch
demodulator
double speed
Sync
protector
MUX
Timing
generator
Subcode
P–W
Processor
Subcode
Q
Processor
18-times
Noise
oversampling
shaper
filter
5
70
1
4xFsc
Divide by four
oscillator
Ring counter
0°
45°
R-Y Burst Flag
B-Y Burst Flag
COLOR
Diflerence
R-Y
B-Y
and
B-Y
Clamp
Luma
SYNC
Matrix
10 6 15
32K RAM
Address
generator
8
D/A
data processor
Error corrector
CLV
Processor
Timing
generator 2
76 50 51 32 31
Divide by 512
90°
Countdown
decoder
H
HSYNC
PLA F/F
Latch
R-Y
Clamp
Sync
input
16 7
23
AV
DD
21
AVss
33
VDD
73
VDD
12
Vss
52
Vss
Priority
encoder
30
PSSL
49
DA 01~16
68
MUTE
Peok detector
Digitat out
60
DOUT
59
MD2
71
DATA
74
CPU interface CLOK
72
XLAT
77
DATO
Servo
79
auto CLKO
sequencer
78
XLTO
75 69 80 76 1
3.58/4.43
LATCH
Burst
Plag
Adjust
PAL/
NTSC
SWITCH
Chroma out
Chroma in
Luma
Clamp
5 11
Block Diagrams
18
19
17
20
4
3
2
9-15