Block Diagram - Hitachi LE55S606 Service Manual

Block Diagram

Main Board
Power Board Input : +5VSB, P12V, P24V
+5VSB U701 AZ1117D
Pin Function
U702 G9661-25ADJF11U
1 BL_ON_OFF
2 BL_BRI_ADJ
3 12V
4 12V
5 GND
U704 AT1528P11U
6 GND
7 GND POWER U705 AT1528P11U
BOARD
8 24V
9 24V
U706 G965-25ADJPIUF
10 PWR_ON_STB
11 5.2V
12 5.2V
U205 G9661-25ADJF11U
13 PWR_OK *
U204 AT1528P11U
P12V Q404 AO4449-7A
U709 AOZ1051PI
P24V Audio Amplifier
System Block Diagram
Tuner
VIF
DA88WT-6T-E
VIDEO CVBS (Share with YPbPr Y)
YPbPr YPbPr
VGA RGB
Hsync, Vsync
MSD3402QT-LF
HDMI_1 TMDS
HDMI_2 TMDS
SiI9587 Port C
TMDS
HDMI_3
HDMI_4 TMDS
VIDEO & YPbPr AUDIO-R\L
VGA AUDIO-R\L
LE55S606/LE55T506/LE55T516/LE55U516
3V3_STB
M ax. 1A
VCC3_3
M ax. 2A
VCC2_5
U703 G9141T11U M ax. 0.6A
HD3V3 HD1V2
U720 G9141T11U M ax.0.5A
VCC1_8
M ax. 2A
VCC1_2
M ax. 2A
5VT
M ax. 500m A
3V3_FRC
M ax. 2A
1V5_FRC
U206 G1084PT43U M ax.5A
1V05_FRC
M ax. 2A
PANEL LVDS Power
5V_USB
M ax. 2A
FRC
LVDS LVDS
MST7388Q
DDRIII
K4B1G1646G-BCH9
FLASH ROM
MX25L2006EM1I-12G
DDRII
K4T51163QJ-BCF7
FLASH ROM
MX25L3206EM2I-12G
GPIO
EJTAG
AT24C04BN
Audio Amplifier
I2S
SPEAKER OUTPUT
STA381BWTR
R\L EarPhone Output
IEC958 SPDIF Output
Main Board Power System
P24V PANEL Inve rte r/LED Drive r
U602 STA381BWTR AMP_24V For Audio Am plifie r
P12V Q404 AO4449-7A PANEL LVDS Pow e r
5V_USB
U709 AOZ1051PI
U409 AZPW1101Q
+5V SB U103 SN74LVC1G3157DBV R For Analog Sw itch IC
U105 SN74LVC1G3157DBV R For Analog Sw itch IC
3V3_STB
U701 AZ1117D U401 M SD3402QT-LF
U404 G690H293T73
U405 M X25L3206EM 2I-12G
VCC3_3
U702 G9661-25ADJF11U U401 M SD3402QT-LF
U410 74CBTLV1G125GW
U411 74CBTLV1G125GW
U413 M AX3232ECPWR
U503 SN74LV C1G126DBVR
U602 STA381BWTR
U603 DRV 602PWR
U703 G9141T11U
HD3V3
U510 HDM I Sw itch Sil9587
U720 G9141T11U
VCC1_8
U704 AT1528P11U U401 M SD3402QT-LF
U402 K4T51163QJ-BCF7
VCC1_2
U705 AT1528P11U U401 M SD3402QT-LF
5VT
U706 G965-25ADJPIUF TU101 ENV56U04D8F
3V3_FRC
U205 G9661-25ADJF11U U201 M ST7388Q
U202 M X25L2006EM 1I-12G
U206 G1084PT43U
1V05_FRC
U204 AT1528P11U U201 M ST7388Q
14
USB5V
For USB OCP
For M SD3402QT-LF
For Re s e t IC
For SPI Flas h
For M SD3402QT-LF
For Logic IC
For Logic IC
For RS232 Le ve l s hift
For Logic IC
For Audio Am plifie r
For Audio Lineout Drive r
VCC2_5
U401 M SD3402QT-LF For M SD3402QT-LF
For SIL9587
HD1V2
U510 HDM I Sw itch Sil9587 For SIL9587
For M SD3402QT-LF
For DDR II
For M SD3402QT-LF
For TUNER+5V
For M ST7388Q
For SPI Flas h
1V5_FRC
U201 M ST7388Q For M ST7388Q
U203 K4B1G1646G-BCH9 For DDR III
For M ST7388Q