Vdr Main H/W Block Diagram - LG RCT689H Service Manual

2. VDR MAIN H/W BLOCK DIAGRAM

IO u-COM
(IC601)
AUDIO DAC
(PCM1780)
DECORDER
(SAA7138)
HDMI
Optical Audio Output
DVD_RESET
SPI_CS0
SPI_MISO
SPI_MOSI
SPI_CLK
CLKI
CLKO
13.5MHz
AO_D0
AO_MCLK
AO_SCLK
AO_FSYN C
SPI_CS1
AI_FSYN
AI_SCLK
AI_MCLK
AI_DO
VI_CLK
8
VI_D[2:9]
/VDEC_RST
/VDEC_IRQ
SCL
SDA
/HDMI_RST
/HDMI_IRQ
VO_CLK
8
VO_D[0:7]
AO_IEC958
DMN 8623
3-83
UART2_TX
S/W Debug Port
UART2_RX
40
DDR SDRAM
32M x 16 x 162MHz
DDR Interface
40
DDR SDRAM
32M x 16 x 162MHz
BA[1:5,22]
Flash Memory
HD[0:15]
16
ATAPI_DATA[0:15]
DSP(MN 103SC7G)
12
<FrontEnd>
ATAPI_CON TROL
BIO_PHY_DATA [0:7]
8
7
PHY(TSB41AB)
BIO_PHY_CON TROL
USB_0 Interface
CVBS_OUT
Y/C_OUT
Y/Pb/Pr_OUT
DVD_IR
5
JTAG Interface
3-84
Latch
4
1394 DV Input
4
Protect Circuit
CVBS Output
3
COPON EN T Output
IR Output
DVD VCR
USB Input
3