Qls 14N23, Руководство по обслуживанию

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Confidential
TMPA8873PSNG /CMNG /CPNG /CRNG /CSNG
2005/03/29 33
Block Diagram
EXT AU 1
+
P56
P51/SCL
P53/ADC8bit/TC1/Int2
IF
IN
SA
W
P31/Int4/TC3
P52/SDA
AU out 1
V2 CVBS/Y
Cr input
Y input
Cb input
APC Fil
PIF PLL
+
IF AGC
+
Black Det
FBP
SCP
TV DEF GND
P61/LED1/ADC8bit P63/LED2
+
RF AGC
P60/ADC8bit P30/Int3/RXIN
Hout
TV Dig GND
Vout
Bout
Gout
Rout
Cin
Vsaw
HAFC 1
+
Monitor /VM out
V1 IN 1Vpp
TVout 2Vpp
DC NF
+
H.correction
/2nd SIF in
+
DVcc
ABCL
IF GND
S-Reg.F
+
EXT AU 2
+
uP VVss
TEST
uP DVss
uP AVdd 5V
+
uP MPAGND
+
uP DVDD 5V
1
7
6
5
4
3
2
8
14
13
12
11
10
9
15
21
20
19
18
17
16
22
28
27
26
25
24
23
32
31
30
29
56
50
52
53
54
55
49
43
44
45
46
47
48
42
36
37
38
39
40
41
35
33
34
64
58
59
60
61
62
63
57
51
8M
H
z
IF Vcc 5V
+
H/Lout / SIF out
Sync out / H/L out
AU Monitor out
ALC filter
A Vcc 8V
YC Vcc 5V
AU out 2
P20/Int5/Stop
P40/PWM14bit Reset
P50/PWM7bit/TC2/Int0
TV AGND
+
+
+
-6d
B
+
+
+
PIF
Pr
oc
.
PAL
/ N
T
SC
dem
od
Au
to.VC
O
ali
gnm
en
t
V
e
rt
.P
ro
c
.
V.C
/D
V.r
a
m
p
V.ge
om
etr
y
V.D
riv
e
Ch
ro
ma P
ro
c
.
C
-BPF PAL
/N
T
S
C
Ho
r.
P
roc.
Sy
nc
.s
ep
a
Ho
r.
V
C
O
HA
FC-1
HA
FC-2
H-shi
ft
Cut
-o
ff
Dri
v
e
R
G
B
switch
Br
ig
h
tne
s
s
H
a
lf-
tone
T
rans
par
e
n
t
XO
87
0X
C
P
U
c
o
re
ST
O
P
/ID
LE
m
ode
I/O
1
0
I/
O p
o
rt
14
-b
it
PWM
x
1
7-b
it PWM
x
1
8
-bi
t AD
C
Ex
t.x
3
In
t.x1
R
o
mot
e
pr
ep
ro
c
e
s
s
or
1
6
-b
it i
n
t.ti
m
e
r x
2
8
-bi
t i
n
t.ti
m
e
r x2
W
a
tch
dog
ti
m
e
r
I
n
ter
ru
pt
Ext.
x5
Int.
x11
I
IC
bus
i
n
ter
fe
c
e
Ext.
x1
Int.
x1
AF
T
O
S
D R/
G
/B
/Y
s
/I
F
o
nt
:1
6 x
18
Di
s
p
la
y:3
2
C
x 1
2
L
Co
lo
r:
8
C
har
a
c
te
r:
384
Ha
lf
-t
o
n
e
T
ran
s
p
a
rent
CCD
Y P
ro
c
.
C-Tra
p
Bl
ack
str
e
tch
Y
gamma Sh
ar
pn
es
s
B
a
s
e
Band
Pr
oc
.
TI
NT 1H
D
L
I
n
t/Ex
t sw
itch
Co
lo
r
U
n
i-
c
o
lo
r
RG
B
M
a
tr
ix
RO
M:
４８
kB
RA
M
:2
k
B
R
O
M
c
o
rre
c
tio
n
So
und
TRA
P
IF
AG
C
AGC
DE
T
＋
Re
g.
FM
DE
M
O
De
-e
m
p
(o
n/o
ff)
AL
C
BPF
SW
VM
AT
T
AT
T
+