FUNAI LH7-M19BB, Service Manual

Page: 29 / 68

8-4 A93N2BLD
Digital Signal Process Block Diagram
DIGIT
AL MAIN CB
A UNIT
IC3901
(MEMOR
Y)
IC3301
(DIGIT
AL SIGNAL PR
OCESS)
SCL SD
A
VIDEO-OUT
SCL SD
A
1 2
6 5
LV
D
S
TX
DIGIT
AL
SIGNAL PR
OCESS
IC3704
(MEMOR
Y)
5 6
SD
A
SCL
D-SUB
3
12 15
1 2
RED
GREEN
BLUE
DA
T
A
CLOCK
JK3701
AE20 AE19
AD19
AF19
A/D CONVER
TER
14 13
HSYNC VSYNC
AC
18
AB18
T25
R25
E24
H26
B13
J26 K26
H25
J25 J24
D24 C25
B25
D25
AB25
L26 K25
VIDEO-IN VIDEO-R VIDEO-G VIDEO-B
T
O VIDEO
BLOCK DIA
GRAM
T
O VIDEO
BLOCK DIA
GRAM
T
O VIDEO
BLOCK DIA
GRAM
TO
A
U
D
IO
BLOCK DIA
GRAM
SW
AC
24
AE26 AE25 AF22 AF24
AD24 AD23 AD22
RGB-VIDEO-IN
AD26
DIF-OUT2 DIF-OUT1 IF-A
GC
A
UDIO(L)-0
AE21
TU-CVBS
AB24
AD21
HSYNC VSYNC IF-A
GC
HDMI-IN1 HDMI-IN2 JK3702
TMDS-D0(+) TMDS-D0(-) TMDS-D1(+) TMDS-D1(-) TMDS-D2(+) TMDS-D2(-) SD
A
SCL
7 9 4 6 1 3
10 12 16 15
7 9 4 6 1 3
10 12 16 15
JK3703
TMDS-D0(+) TMDS-D0(-) TMDS-D1(+) TMDS-D1(-) TMDS-D2(+) TMDS-D2(-) TMDS-CLOCK(+) TMDS-CLOCK(-) SD
A
SCL
AF16
AE16
AF17
AE17
AF18
AE18
AF15
AE15 AB16 AC
16
AF12
AE12
AF13
AE13
AF14
AE14
AF11
AE11 AC
14
AC
15
TMDS-CLOCK(+) TMDS-CLOCK(-)
DEMODULA
T
OR
/MPEG DECODER
DEMODU
.
ADC
A
UDIO I/F
RDQ(0-31)
CI CONTR
OL
RA(0-12)
IC3201,
IC3202
(SDRAM)
HDMI I/F
AU
D
IO
DECODER
VIDEO DECODER
VIDEO SIGNAL
A
UDIO SIGNAL
IC3401
CI CARD SLO
T
DA
C
A
UDIO(L)-1
A
UDIO(L)-2
A
UDIO(R)-0
A
UDIO(R)-1
A
UDIO(R)-2
LRCK BCK DA
T
A
0
MCLK SIF(+) ADC-OUT(L) ADC-OUT(R)
E26
SPDIF
IC3902
(TINING CONTR
OLLER)
LCD MODULE ASSEMBL
Y
CN3901
LL
V1(+)
21
LL
V1(-)
20
LL
V0(+)
23
LL
V0(-)
22
LL
V2(+)
19
LL
V2(-)
18
LL
V3(+)
13
LL
V3(-)
12
LL
V4(+)
11
LL
V4(-)
10
LL
V5(+)
9
LL
V5(-)
8
LL
VCLK(+)
16
LL
VCLK(-)
15
TP
6 POL
5 CPV
4 OE1
3 STV
1
48 47 46 45 44 43 38 37 36 35 34 33 42 41 63 64 30 31 32
19 20 21 22 23 24 27 28 25 26
DA
T
A
PR
OCESSING
FRC LINE B
UFFER
GAMMA CORRECT
OR
LV
D
S
RX
LV
D
S
OUTPUT
DA
T
A
INPUT LA
TCH
B6 A6 B7 A7 B8 A8
B10 A10
B9 A9
D
A
T
A(0-31)
ADDESS(0-12)
CI-D(0-15) CI-A(0-13)
S-VIDEO-Y
-IN
S-VIDEO-C-IN COM-VIDEO-Y
-IN
COM-VIDEO-Pb-IN COM-VIDEO-Pr-IN
A
UDIO-MUTE2
T
O A
UDIO
BLOCK DIA
GRAM
HEADPHONE-DET