FUNAI TD6D-M101, Руководство по обслуживанию

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1-14-11 E3TFGBLDTV
DTV Module Block Diagram
A
V
CB
A
DTV MODULE CB
A UNIT
IC2500 (D
VB-T DEMODULA
T
OR)
IC2602
(DTV SIGNAL PR
OCESS)
IC2901 (OP AMP)
IC2603 (MEMOR
Y)
ADC /A
GC I/F
/DEMOD
.
/DECODER
DTV DIGIT
AL SIGNAL
PR
OCESS
TU1800 (TUNER UNIT)
DIF-OUT1
CN1800
CN2700
DIF-OUT2
IF-A
GC
SD
A
SCL
REC VIDEO SIGNAL
REC AUDIO SIGNAL
11
DIF-OUT1
22
DIF-OUT2
33
IF-A
GC
13
28
DTV
-C
14
29
DTV
-A
UDIO(L)
15
30
DTV
-A
UDIO(R)
18 19 20
30 31
122
1 7
2 6
110 109
105 106 16 17 15 13
6 1 2 5
15 14
39
Q1804,Q1807 Q1803,Q1806
SPI-D
A
T
A
0
SPI-D
A
T
A
1
SPI-CLK SPI-CE
SPI-D
A
T
A
0
SPI-D
A
T
A
1
SPI-CLK
SPI-CE
44
VIDEO ENCODER A
UDIO
INTERF
A
C
E
A
UDIO
D/A CONVER
TER
44
TU-SD
A
55
TU-SCL
15
15
DTV
-TXD
DTV
-TXD
DTV
-RXD
DTV
-SYS-RESET
14
14
DTV
-RXD
12
12
DTV
-SYS-RESET
9
10
CN1800
L-CH R-CH
SD
A
SCL
T
O
VIDEO
SELECT
OR
BLOCK DIA
GRAM
T
O
A
UDIO
SELECT
OR
BLOCK DIA
GRAM
T
O
SUB SYSTEM
CONTR
OL
BLOCK DIA
GRAM
T
O
SER
V
O
/SYSTEM CONTR
OL
BLOCK DIA
GRAM
CN1800
CN2700
CN1800
CN2700
IIC-B
US SD
A
IIC-B
US SCL DTV
-C
11
26
DTV
-Y
118
95 93 97 94 96
49 50 47 64
102 103
44 43
100
1
48
DTV
-Y
DTV
-A
UDIO(L)
DTV
-A
U
DIO(R)
DTV
-TXD
DTV
-RXD
DTV
-S-SCLK
CN2701
SDRAM I/F
IC2800
(DDR SDRAM)
*1
*1
51,53~59,65~72
*2
*2
64,75~80,86~89,91
*3
22~26,29~35
*4
2,4,5,7,8,10,11,13,42,44,45,
47,48,50,51,53
*3 *4
DATA BUS(0-15) ADDRESS BUS(0-11)
DDR SDRAM
SW SW
DTV
-SYS-RESET
RESET SD
A
SCL
RESET
SD
A
SCL
VIDEO D/A CONVER
TER
Q1805
P-ON+5V