XOCECO LC20H3D, Service Manual

Page: 16 / 55

PW130
Figure
1-
1
Ima
gePro
ces
sor Blo
ck Diag
ram
A/
D
R G B
Cla
m
p
Co
lor
Sp
ac
e
Co
n
ve
rt
er
CL
K
RG
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HS
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S
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ta
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X
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to
I
m
a
g
e
O
p
ti
m
iz
a
ti
o
n
DRG
B (
2
3:
0)
DG
RG
B
(2
3:
0
)
DV
S
, DHS
,
DE
N, DCLK
NM
I
Int
err
u
p
t
Cont
roll
e
r
Rx
D
Tx
D
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RT
Wa
tc
h
dog a
nd
Ti
m
e
rs
Pr
o
ces
so
r R
O
M
/
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M
Int
erf
a
ce
JT
AG
De
b
ugge
r
16
-B
it
M
ic
ro
p
ro
ces
so
r
Po
rt
A
(7
:0)
GPI
O
PW
M
IR
De
c
o
d
e
r
A
(1
9:
1)
D
(1
5:
0)
CS
(1
:0
)
2-
W
ir
e
Se
ri
al
M
icr
o
p
ro
ce
ss
o
r B
u
s
Mem ory Ou t Bus
Me
m
o
ry
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ff
e
r
P
ro
ce
sso
r
Me
m
o
ry
In
ter
face
Mem ory In Bus
OS
D
VY
U
V(7
:0)
VC
L
K
VPE
N
P
W
13
0 Im
ag
e
P
ro
ce
sso
r
In
te
rn
a
l B
lo
ck D
iag
ra
m
ADC
VI
D
E
O
P
O
RT
D (
7:
0)
Sy
n
c
Pr
o
c
es
si
n
g
HS
HS
Y
NC,
VS
Y
N
C
SOG
Str
ip
p
er
SOGI
N
FILT
PL
L
CL
K
R
AI
N
G
AI
N
B
AI
N
A/
D
Cla
m
p
A/
D
Cla
m
p
VS
Po
w
e
rO
n
R
e
set
R
E
SET
Re
s
et
XI
XO
PL
L
a
n
d
Os
c
illa
to
r
MC
L
K
DC
LK
U
C
LK
S
c
al
er
Co
lo
r
Ma
tr
ix
OS
D
an
d
Ga
in
Co
lo
r
Lo
ok
up
Ta
b
le
s
Di
s
p
la
y
Ti
m
in
g
Ge
n
e
ra
to
r
Co
lo
r
S
p
ace
E
x
pa
nde
r