Akai LCT3201ad Service Manual page 14

A
4
HDMI
Connector
P1
3
5V
2
1
A
B
UART0
(Communication with MT5351)
Video[0...23]
data audio signal
74LVC244A
control signal
From MT5351
U30-U33
J24
(BUFFER)
Video/audio signal
control signal
TMDS0~3
I2C(MT8202I2C)
MT8293
HDMI Receiver
HDMIPLUG_PWR
(U25)
HDMI_I2C
EEPROM UPA672T
EEPROM
24C02 (U34)
24C04
(U51) Level Shift
3.3V
(U50)
3.3V
MAX3232
MT8202 Download UART
(U54)
(TXD/RXD)
Level shift
VGA Signal Input
VGA
VGA_I2C
5V EEPROM
24C02
(U53)
CVBS3(CVBS0 is from tuner)
YPbPr Input
S_VIDEO
DVD YPbPr Input
S_Video Audio
HEF4052
AV1 Audio
(U52)
AV2 Audio AV Audio in
YPbPr1 Audio in
YPbPr2 Audio in
VGA Audio in
B
C
LVDS Data
MT8202
U12
Data[0..31]
Address[0..11]
NJM4558
OPA
WM8776 EEPROM
(U46)
(U41) 24C16
(U2)
AUDIO Bypass
NJM4558
OPA
(U60)
TO
R2S15103
Speaker
(U57)
C
13
D
TO PDP/LCD
PDP
Connector
PDP
Control Signal
Flash
3.3V
16Mb
(U17)
DDR
128Mb
(U18)
LP2996 2.5V
(U20)
DDR
128Mb
(U19)
D
E
4
3
2
1
KAWA Confidential KAWA Confidential KAWA Confidential
ZhongShan KAWA Electronic Inc. ZhongShan KAWA Electronic Inc. ZhongShan KAWA Electronic Inc.
Title Title Title
MT8202 Block MT8202 Block MT8202 Block
Rev Rev Rev
Size Size Size Document Number Document Number Document Number Drawn: Drawn: Drawn: <Designer> <Designer> <Designer>
AKAI_MT8202_MT5351_V1.0 AKAI_MT8202_MT5351_V1.0 AKAI_MT8202_MT5351_V1.0
1 1 1
D D D
Checked: Checked: Checked: <Checker> <Checker> <Checker>
D D D t a t a t a : e : e : e Friday, March 17, 2006 Friday, March 17, 2006 Friday, March 17, 2006 S S S h h h e e e t e t e t e 2 2 2 of of of 2 2 2
E