Sharp LC-15PX1U Service Manual page 29

Lcd color television
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CARD Circuit
716
I2C
P5601
IC8801
VPC3230D
IC5601-IC5618
(BUS Control & Buffer)
Video in 2
ITU_R-656
IC5102
Video in 1
IC5103
C in
(SDRAM)
Cb/Cr in
Y in
Video in 4
LLC2
Video out
VS/HS
IC2004
480p/1080i/720p
(5V REG)
IC2005
IC2003
IC2002
(EEPROM)
(RESET)
(3.3V REG)
IC2001
(MPU)
Q2012
(LED Driver)
LED
OPERATION UNIT
S4053
(POWER SW)
10
11
IC704, Q714
IC708,Q725
IC707, Q721
(3.3V_REG)
(4V/6V_REG & Cont)
IC5703
Q8602,Q8601
IC5701, Q5701
(1.5V_REG)
(Card Pow_Cont)
IC5702, Q5702
IC5704
(3.3V/5V_REG & Cont)
3.3V
1.5V
3.3V/5V
(CARD Slot)
IC5101
IC5001
IC5002
(FLASH)
(Media Processor)
(OA Processor)
IC5003
IC5004
(SDRAM)
IC5202
(Media Pro_sub)
IC8606
(SW)
IC8701
(ADC)
Y
48
Cr Cb
43.54
IC2006,Q2010
(Din/Dout cont.)
S4050,S4051,S4052
S4054,S4055,S4056
(Control SW)
12
13
14
B3.3V_2A
IC8503
(1.8V_REG)
IC8501
(DIGITAL VIDEO FORMAT
CONVERTER)
IC8602
ITU-R-656
(Buffer)
in
IC5201
(OA Pro_sub)
• IP CONVERSION
• FRAME RATE CONVERSION
• SCALING
Y/U/V
• CTI, WHITE BALANCE
• BRIGHT, CONTRAST
COLOR, TINT, SHARPNESS
IC8601
(CLK SW)
I2C
RGB24bit
YUV4:4:4
VS/HS/
VS/HS/
HS/VS/CLK
CK
CK
G/B/R
R/G/B
L_ERR
DA/DLK
15
16
29
INVERTER UNIT
LAMP DRIVE
IC703,Q712
L_ERR
LAMP ERROR CHECK
(3.3V_REG)
LCD PANEL
VGA
20/15
IC1101
(Gradation
Cont.)
IC1201
(OSD MIX / LCD
CONTROLLER)
OFL1,OSC
R/G/B
R/G/B
HS/VS/DE
HS/VS/DE
CLK out
CLK
CLK_2X
IC1202,IC1204
DA/DLK
I2C
IC8502
(SDRAM)
17
18
LC-15PX1U
CARD DETECT UNIT
S6000,S6001
(Detect SW)
19

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