LG 19LG30 Series, Руководство по обслуживанию

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Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes LGE Internal Use Only - 15 -
Rear AV_1
V, LR
Rear S_1
YC
IN1
IN1
Video/Audio SW
Comp_1
YPbPr/LR
CABLE
AIR
ATSC/NTSC Tuner
(TDVF-H051F)
LG Innotek
LGE1854C
MSTAR
EAN37156404
VSB/QAM
Receiver
(LGDT3304)
0ICTMLG019C
D-AMP
(YDA148-EZ)
EAN40130001
HY5DU561622F
256M (DDR)
HY5DU561622F
256M (DDR)
CLK_
25MHz
6212AB2872A
IF-P IF-N
LVDS(8Bit)
X100
12MHz
CVBS(ATV)
TP DATA[0-7]
Audio_L
Audio_R
SIF
2
Comp1
Air : 8VSB Cable : 256/64QAM •RGB/YPbYr*2 •CVBS*3 •YC*2 •L/R-IN*3 •SIF •CVBS OUT*1 •HDMI*1
R OUT L OUT
Head Phone
PC Audio IN
PC(VGA)
RS232C(SVC only)
PC IN
L
C D
USB(SVC only)
1.0Vp-p 96dBuV
5V
CVBS0[44]
Buffer
SIFM0 SIFP0
SIFM0[50] SIFP0[51]
Buffer
1.2V
3.3V
IFP[3] IFN[4]
[3]
[16] [15]
[N:11] [P:10]
IN[55]
OUT[54]
2
[20,22,24,26, 27,28,29,31]
TS0-7[86,87,88,89,90,91,92,93]
SCL[38] SDA[36]
IF_AGC
IFAGC[22]
MSCL MSDA
SCLM1[127] SDAM1[126]
TPCLK[33] TPSOP[34]
TPVALID[19]
TPERR[17]
TSCLK[96] TSSYNC[95] TSVALID[94]
IN[255]
OUT[254]
2
3.3V
1.25V
OUT_P_R[8]
OUT_N_R[14]
OUT_P_L[35]
OUT_N_L[29]
IN_L[38]
IN_R[5]
HP_DET[37]
MUTE[6]
12V
AUOUTR0[73]
AUOUTL0[72]
GPIO12[79]
1CH LVDS[137-146] 2CH LVDS[137-146, 150-159] RXE
/RXO
BIN[21]SOGIN[22]GIN[23]RIN[24] VS_RGB[17] HS_RGB[16] RGB_SW[80] SCL/RX[117] SDA/TX[116]
AUR_IN[59] AUL_IN[58]
PB_IN[26] SOY[29] Y_IN[28] PR_IN[31] AUL_IN1[56] AUR_IN1[57] COMP_SW[112]
CVBS1[42] AUL_IN0[54] AUR_IN[55] AV1_SW[111] SV_C0[38] SV_Y0[39] S_SW[82]
6630G70016A
6630G00001A
6612F00001D
6612F00099A
EAG31022001
EAG35541101
EAG35541101
6612J10031C
Tx
/Rx
MAX3232CDR
EAN41348201
ST-5V
Tx_Out
Rx_In
R232C_Tx
R232C_Rx
EEPROM
EAN35989901
DDC_SDA/UART_TX
DDC_SCL/UART_RX
IR_RX[114]
SAR0[118] SAR1[119] SAR2[120] SAR3[121]
EEPROM(512K)
24C512
EEPROM(512K)
24C512
0IMMRAL025A
SCL_EEPROM[136] SDA_EEPROM[135]
3.3V
Flash (64M)
S25FL064A
Flash (64M)
S25FL064A
SPI_CK[129]
SPI_DI[130]
SPI_DO[131]
SPI_CZ[132]
3.3V
KEY_CTL[1,2]
Power/LIPS
Power 15V/ST-5V
[12]
SCL_TU[11]
SDA_TU[13]
SDA[7]
SCL[8]
VCOM0[45]
TUNER_CVBS
VCOM0
6612B00015C
HDMI
USB_DM[251] USB_DP[252] USB_OCD_N[83]
B_TX0-[4] B_TX0+[5] G_TX1-[7] G_TX1[8] R_TX2-[10] R_TX2+[11]
TXCLK-[2] TXCLK+[3]
HPDCTRL[12]
DDCDA_SDA[14] DDCDA_SCL[15]
POWER_HDMI[110]
3.3V AVDD_DVI
2.5V VDD_DDR
G-5V
19
”/22
”
ST-5V
OP-AMP
TPA6110A20
HP_L/r[70,71]
EAN42961201
6612B00015C
EEPROM
EAN35989901
5V
BLOCK DIAGRAM
1. Main