Text preview for : _DVD_overall.pdf part of LG DVD overall LG DVD DVD-2300N _DVD_overall.pdf
Back to : _DVD_overall.pdf | Home
1. Overall Block Diagram
BLOCK DIAGRAMS
DISC
DVD_LDQM, DVD_SD_CS1
RFRP, RFCen, IC307
TE, Vref GM72V1621 DVD_MA[0:11]
Comp. DRAM
DVD : A, B, C, D 1M x 16bit
IC201 256K x 16bit DVD_MD[0:15]
DVD : RF SDRAM
TA1254F
CD : A, B, E, F FE, TE, RFRP, SBADD, DVD/CD RF
PICK RF SIGNAL
SPINDLE
ICDATA[00:15]
M PROCESSOR TEBAL, FEBAL, DVD_SD_CAS,
ICADDR[0:8]
MOTOR UP
DPOCTL, EQF, EQB DVD_SD_RAS
IC306 DVD_SD_CLK
GM72V1621 DVD_MWE
focus, tracking sled 1M X 16bit DVD_SD_CS0,
LOADING spindle SDRAM DVD_UDQM
MOTOR
MON, SPINDLE_DRV
DVD_DATA[0:7]
Loading IC206 SDCLKI, ZISENB
M FDO,TDO, DVDSP-3301 REQZI
FMO
OPEN S/W IC400 IC401 CD/DVD DSP
CLOSE S/W BA6859FP BA5983
SPINDLE POWER DVD SERVO 33.8688MHz
LIMIT S/W
MOTOR DRIVER
DECK MECHANISM DRIVER DA_DATA, IC301
SENS, FOK, SLD_FG, DA_LRCK, ZiVA-3
MSDAT0,DEFECT,DSP_SENSE, DA_BCK MPEG A/V
SPINDLE_FG, SLD_FG Decoder
LOADING DRIVE SQSO, SQCK, SCOR, AO[0:5]
-22.5V XLAT, S_CLK, S_DATA, DO[0:7] DA_XCK
3-12
-27V
VDATA[0:7]
-21.8V
D[00:07]
POWER +9V
27MHz
AC 100
Hsync
Vsync
~240V, +5VA
A[00:02]
50
~60Hz
BOARD +5VD
+5VU S_CLK, S_DATA,
AGND,GND,UGND
IC108 DPLL_L
IC308
PLL1700
SH7034 CLOCK
GENERATROR
IC800/IC801
BT865A/861A Component
POWER CONTROL IIC_DATA, 27MHz NTSC/PAL
IIC_CLK X-TAL Encoder
DA_DATA,
DA_LRCK,
DA_BCK Composite, Y, C
RXDO/TXDO/SCKO DAC_L0,
F_Reg/M_Reg/M_Reset/MD_SW DRAM
IC500 S_CLK IC703/IC601~603 L
S_DATA PCM176x4
FL DISPLAY LC866112 REMOCON
AUDIO R AMP FILTER FILTER
RECEIVER
DAC
Composite
FLASH L R Y C Y Pr Pb
MEMORY
KEY INPUT VIDEO OUT
AUDIO
OUT