Sharp LC-32GA6E Service Manual page 161

Detailed Main Unit Block Diagram 1/2
I
5 4
Q1809
+3,3V STBY
(TO VCT BLOCK) STBY
H (TO VCT BLOCK) RGB1
(TO VCT BLOCK) IC 1001
+5V
FRV
(TO VCT)
VGAV
(TO VCT) FRH
VGAH
G
+3,3V
IC2801
SCL
PLUG & PLAY
SDA
NVM
VGAV
D1804
VGAH
VGA R
F
VGA G
SCART 3
VGA B
SC2801
VGA INPUT
(TO CPLD) VGA
(TO VCT BLOCK)
Q1802 OUT VB-A
(TO VCT BLOCK)
Q1803 OUT VG-A
(TO VCT BLOCK)
Q1804 OUT VR-A
E
P4301
1 SPL2
SPL1
2
SPR2
3
SPR1
4
D
TUNER BLOCK
TV IF 11
FM IF 10
C
V_TUNNING 9
+33V
N.C. 8
7 +5V
N.C. 6
SDA 5
SCL 4
ADDLES.SELECT 3
N.C. 2
B
AGC 1
TV FM
RADIO
A
1 2 3
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3 2 1
P2201
SIG
BUS
PORTA 5
PORTA 4
P12, P21
OFL 2
PORTA 6
VYUV7
RAIN
GAIN
+3,3Vs
BAIN
IC 2205
BU4053 ANALOG
12 V
INPUT
V
IC 2206
13 VSYNC
74LCx32
2
H H
OR GATE
1 HSYNC
IC1801
+5V
PI 5V3 30W
IC1802
TC7502U
1
4
MULT
+5V
OUT VR
OUT VG
OUT VB
J402
2
3
4
5
1
7
8
6
Q1204 SF1201
(IF+)
(IF-)
+5V
Q1201
32.4MHz
ON/OFF
4 5
(SFI)
Q1202-Q1203
10.7MHz
1
X1201
2
43.1MHz
3
IC1201
C1213 IF
MIXER
(SDA)
(SCL)
(TAGC)
4 5
6
PIXEL BLOCK
PORTA 1
IC 2201
PORTA 0
PW1306-10 QL
RH-IXB062WJ
RESET_N
Video Image Processor
MCU
Sync
ADC &
Scaler
AVPort Memory
Routing
PLL
OSD DEB 0-7, DEG 0-7, DER 0-7
DOB 0-7, DOG 0-7, DOR 0-7
VIDEO IMAGE PROCESSOR
DHS, DVS, DEN, DCLK
STANDARD AND HIGH DEFINITION VIDEO FORMATS
IC2211
FB2211
+1,8Vs
+3,3V
R.G.B.
+3,3Vs
IC2203 IC1803
YUV
TC7508U
PI 5V3 30W
1 4
MULT
+5V
AUDIO BLOCK
IC1301
MUTE
TA2024
CLASS-T
Digital Audio
+12VS
Amplifier
+5V
IC 1351
BUFFER
IC1402
+8V
C1422
C1440 C1423
+5V
C1439
Q1404
Q1013
+5V
Q1403
Q1406
Q1012
Q1408
7 8 9 10
161
MAIN BLOCK DIAGRAM 1/2 - GA6E
P2207
IC 2202
SCL, SDA
EEPROM
2K x 8 bits
BR24L16F
STBY
3,3V
1,8V
IC 2210
TA1, TB1, TC1, TD1
ADDRESS 0-13 FLASH MEMORY
M29W8000DT70N6
TA2, TB2, TC2, TD2
DATA 0-15
8 Mb
RH-IXA764NJ
Display/
Output
IC2207
TLVD823
LVDS
+3,3V
+3,3Vs
COMPONENTS HD
CPLD BLOCK
C1020
+3,3V STBY
+1,8V STBY
YUV IC1006
MULT
CPLD
XC2C32
SCART 3
(SMUTE)
CLK
IC1010
SERIAL FLASH
OSCILLATOR
IC1008 CE
SO
SST25LF080A
3,3V STBY
SI
SERIAL FLASH
MEMORY 8Mbit SCK
Q1410
+3,3V STBY
3,3V STBY
+8V
7
1
11 12 13
LC-26GA6E/LC-26BV6E
LC-32GA6E/LC-32BV6E
LC-37GA6E
01/08/05
P2206
P2206SH
1
SDA
2
SCL
3
4
OSD1
5
SCL OSD 2
6
RXDD
7
SDA
TXDD
8
SC2201
TCLK1 1
TCLK2
33
(TO TUNER BLOCK)
P2205
V-YUV
1
2
U-YUV
3
4
Y-YUV
5
6
L-YUV
7
8
R-YUV
9
10
YUV R
(TO VCT BLOCK)
YUV L
R1008
RESET (TO VCT BLOCK)
(FER-RESET)
RESET OUT (TO VCT BLOCK)
DATA 0-7
(TO VCT BLOCK)
ADDRESS 0,1,19
(TO VCT BLOCK)
(TO VCT BLOCK)
YUV
MULT (TO VCT BLOCK)
SCART 3 (TO VCT BLOCK)
P1001 KEY
+3,3 STBY
OPC
IR
OSD K
OSD D
SWITCH
GND
IR (TO VCT BLOCK)
SPL (TO VCT BLOCK)
SPR
(TO VCT BLOCK)
OUT L (TO VCT BLOCK)
OUT R (TO VCT BLOCK)
(TO VCT BLOCK)
POW-OFF (TO VCT BLOCK)
JTAG
DISPLAY
P1004
P1006
5 1
14 15 16