LG 32LG6000-ZA Скачать руководство пользователя страница 28

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LGE Internal Use Only

10. Douglas GPIO map

HDMI1_5V_DET

VXI D20

EN_2.5VF

VXO D15

EN_1.3VF

VXO D14

DTV/MNT_SWITCH

VXO D13

EN_3.3VF

VXO D12

EN_1.8VF

VXO D10

BOOSTER

VXO D8

AGC_SPEED_CTL

VXO D7

HDMI_SW_EQ

VXO D6

Active Low [digital AMP reset]

SW_RESET

VXO D5

EN_1.3PLL

VXO D4

AV3_LINK

VXO D1

COMP_LINK

VXO D0

RGB_LINK

VXO HS

SCART2_LINK

VXO VS

SCART1_LINK

VXO DE

HDMI4_5V_DET

VXO CLK

CI_EN

PWM0

HP_DET_S/W_4

VXI D23

HP_DET_S/W_2

VXI D22

HDMI3_5V_DET

VXI D21

HDMI2_5V_DET

VXI D19

REC_8_CTRL2

VXI D16

[00] PeriTV
[01] Normal
[10] 16:9

REC_8_CTRL1

VXI D15

Tuner Reset Active Low

FE_RESET

VXI D14

Comment

Discription

Assignment

Type

GPIO

Level 0 " 0V to +2V ( television broadcast reproduction)

Level 1A : +4.5V to +7V (reproduction of an external source with ARC 16:9)

Level 1B : +9.5V to +12V ( peritelevision reproduction)

SCART1_ID

LBADC_IN4

SCART2_ID

LBADC_IN5

Not used

5V_ANN_MNT

AUDO_I2SB_DAT2

Not used

5V_ANN_CTL

AUDO_I2SB_DAT1

HP_DET_S/W_3

HDMI_A_HPD

FLASH_WP

OOB_CTX

R(0), C(Ready)

[LPL] Burst Dimming (0V~3.3Vdc)

VBR_B

PWM3

R(6.8K), C(32uF)

[LPL] A-Dimming (0V~1.65Vdc)

VBR_A

PWM2

Comment

Discription

Assignment

Type

GPIO

Содержание 32LG6000-ZA

Страница 1: ...LCD TV SERVICE MANUAL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS LD89A MODEL 32LG6000 32LG6000 ZA website http biz LGservice com Internal Use Only ...

Страница 2: ...nics Inc All right reserved Only for training and service purposes LGE Internal Use Only CONTENTS CONTENTS 2 PRODUCT SAFETY 3 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 9 TROUBLE SHOOTING 12 BLOCK DIAGRAM 20 EXPLODED VIEW 30 SVC SHEET ...

Страница 3: ...fe to operate without damage of electrical shock Leakage Current Cold Check Antenna Cold Check With the instrument AC plug removed from AC source connect an electrical jumper across the two AC plug prongs Place the AC switch in the on position connect one lead of ohm meter to the AC plug prongs tied together and touch other ohm meter lead in turn to each exposed metallic parts such as antenna term...

Страница 4: ... on your body by touching a known earth ground Alternatively obtain and wear a commercially available discharging wrist strap device which should be removed to prevent potential shock reasons prior to applying power to the unit under test 2 After removing an electrical assembly equipped with ES devices place the assembly on a conductive surface such as aluminum foil to prevent electrostatic charge...

Страница 5: ... the solder joints of the two original leads If they are not shiny reheat them and if necessary apply additional solder Fuse and Conventional Resistor Removal Replacement 1 Clip each fuse or resistor lead at top of the circuit board hollow stake 2 Securely crimp the leads of replacement component around notch at stake top 3 Solder the connections CAUTION Maintain original spacing between the repla...

Страница 6: ...mburg Belgium Swiss Austria 6 Picture Size 32 inch 32LG6000 7 Tuning System FVS 100 program PAL 200 PR Option 8 Operating Environment 1 Temp 0 40 deg LGE SPEC 2 Humidity 10 90 9 Storage Environment 3 Temp 20 50 deg LGE SPEC 4 Humidity 10 90 10 Display LCD Module LPL SPECIFICATION NOTE Specifications and others are subject to change without notice for improvement No Item Specification Unit Remark 1...

Страница 7: ...50Hz 10 1920X1080 31 25 50 00 HDTV 1080i 11 1920X1080 33 75 60 00 HDTV 1080i 12 1920X1080 33 72 59 94 HDTV 1080i 13 1920X1080 56 25 50 00 HDTV 1080P 14 1920X1080 67 433 59 94 HDTV 1080P 15 1920X1080 67 50 60 HDTV 1080P 3 Component Video Input Y PB PR No Specification Remark Resolution H freq kHz V freq Hz Pixel clock MHz 1 720X400 31 468 70 08 28 32 2 640X480 31 469 59 94 25 17 VESA 3 800X600 37 8...

Страница 8: ...mark Proposed 1 640X480 31 469 59 94 25 175 SDTV 480p 60Hz 2 640X480 31 469 60 25 20 SDTV 480p 60Hz 3 720X480 31 47 59 94 27 00 SDTV 480p 60Hz 4 720X480 31 50 60 27 027 SDTV 480p 60Hz 5 720X576 31 25 50 00 27 000 SDTV 576p 50Hz 6 1280X720 37 50 50 00 74 176 HDTV 720p 50Hz HDCP 7 1280X720 44 96 59 94 74 176 HDTV 720p 60Hz HDCP 8 1280X720 45 00 60 74 250 HDTV 720p 60Hz HDCP 9 1920X1080 28 125 50 00 ...

Страница 9: ...button of the Adjustment R C power on TV ADC Calibration Protocol RS232 Baud rate 115200 bps RS232 Host PC echo none 3 1 ADC adjustment Adjustment can be done using only internal ADC so input signal is not necessary Required equipment Adjustment R C 1 Press ADJ key on adjustment R C 2 Select 1 ADC calibration by using D E CH and press ENTER A 3 Select Start by using F G VOL and press ENTER A 4 ADC...

Страница 10: ...sum Changeable by total EDID data 4 2 Adjustment of White Balance 1 Test Equipment Color Analyzer CS 1000 CA 100 CH 9 CA 210 CH 9 Please adjust CA 100 CA 210 by CS 1000 before measuring You should use Channel 9 which is Matrix compensated White Red Green Blue revised by CS 1000 and adjust in accordance with White balance adjustment coordinate Color temperature standards according to CSM and Module...

Страница 11: ... is carried out three times Temperature COOL R Cut G Cut B Cut is set to 64 Control R Gain and G Gain Each gain is limited to 192 Temperature MEDIUM R Cut G Cut B Cut is set to 64 Control R Gain and B Gain Each gain is limited to 192 Temperature WARM R Cut G Cut B Cut is set to 64 Control G Gain and B Gain Each gain is limited to 192 One of R Gain G Gain B Gain should be kept on 192 and adjust oth...

Страница 12: ..._by 5V signal circuit Yes 4 Check the AC detect signal circuit Yes No 5 Check the VSC RL_ON PWR_ON OFF signal No No No Does not low voltage output comes out Yes Does not the St by 5V P 5V signal comes out Does not the AC Detect signal comes out No Does not the RL_ON PWR_ON OFF comes out No Yes 7 Check the VSC INV_CTL signal Yes 8 Check the INV 24V voltage output circuit Manufacture enterprise mean...

Страница 13: ...e power cord in Is AC INLET Cable Red Blue connected with th PSU Connect the AC INLET Cable Yes No No Are the fuses F100 F101 or F700 OK on the PSU check open or short status with Multi meter Replace the fuse Yes No Is the PSU connected with Main Board though a 24pin cable Connect a 24p cable to PSU to Main P1000 pin Yes Measure output voltages 16V 12V 5V on the PSU Main P1000 pin1 2 16V pin 5 6 1...

Страница 14: ...ly status 3 IIC check R109 R111 4 P103 pin1 4 VDD 12V LVDS Data pin P104 LVDS Data pin No problem Lamp On status Lamp On status NG Check inverter lamp On Of status Check Panel Error DET signal P1000 pin17 or IC802 pin12 Check LVDS Cable 1 Main B D to FRC 2 FRC to T CON Replace the LVDS Cable NG NG Recheck PSU 5V 12V 16V If not OK then replace PSU Replace PSU Check the PWM signal P1000 pin 22 21 Re...

Страница 15: ...heck ATV sound signal 1 Sound signal SIF R317 SECAM L sound R326 NG DTV Check sound processor 1 IC603 pin50 for SIF RF sound 2 IC603 pin47 for SECAM L sound Check App S W If App S W OK then replace IC603 Check Digital AMP 1 VDD 16V IC600 pin49 52 32 35 VDD 1 8V IC600 pin2 13 16 2 Mute check IC600 pin25 No problem No problem No problem No problem Check App S W If App S W OK then replace IC600 NG NG...

Страница 16: ...9 52 32 35 VDD 1 8V IC600 pin12 13 16 2 Mute check IC600 pin25 No problem Video NG Replace IC100 No problem No problem 2 3 In case of abnormal display or sound when side AV1 SCART1 mode Check video signal 1 CVBS JK101 pin20 and C519 Check AV2 Jack 1 SCART1 LINK check R149 or JK101 pin17 Check Video Audio Check Audio signal 1 R JK101 pin2 and C690 2 L JK101 pin6 and C627 Audio NG Check App S W If A...

Страница 17: ... S W If App S W OK then replace IC100 NG Check 74HC14D IC103 1 H sync pin4 2 V sync pin8 3 If problem with IC103 then replace IC103 No problem or No sound Check EDID 1 Read EDID data EDID download and recheck No problem No problem 2 5 In case of abnormal display or sound when VGA Input mode Check video signal 1 Y JK102 pin3A and C509 2 Pb JK102 pin5B and C512 3 Pr JK102 pin5C and C515 Check Compon...

Страница 18: ... Check pin8 5V 2 DDC IIC lin check IC201 4 pin6 5 Check HDMI HPD Output 1 HDMI JK201 202 203 Pin19 Check TMDS signal 1 JK201 3 JK204 pin1 12 Check App S W If App S W OK then replace IC100 No problem Check App S W If App S W OK then replace IC201 4 NG Check HDMI 5V_DET input 1 HDMI JK201 202 203 Pin20 Check HDMI source If OK then replace HDMI JACK No problem No problem or No sound Check TMDS 351 IC...

Страница 19: ... Check 16V input Voltage IC600 pin49 52 2 Check 1 8V input Voltage IC600 pin12 13 16 3 Check the IIC communication SDA SCL R619 R620 4 Check the Audio Signal is Normal SPK_L R L603 L604 Yes Replace Main B D Yes Yes Set on speaker in menu TV Speaker OFF ON No Change or Reconnect the Speaker Cable No Replace Audio AMP IC IC600 No Yes Only RF is no sound Check the Tuner IN OUT SIF R317 SECAM L R326 Y...

Страница 20: ... L R Tuner TDFV G135D1 TU300 TMDS 0 7 74LVC541A PW Buffer IC400 CI Slot P400 74LVC245A Bi Buffer IC402 DATA 0 7 74LCX244MTC Buffer IC403 405 406 Address 0 14 CTRL signals TMDS 0 7 CVBS Tuner V out NLASB3157 IC500 LVDS TMDS EVN 10 bit LVDS TMDS ODD 10 bit Host Address 1 16 Host Data 0 15 LPF DDR2 Data 0 15 DDR2 SDRAM 64MByte HYNIX IC701 DDR2 Data 16 31 DDR2 Address 0 12 MICOM WT61P8 IC802 MAX3232CD...

Страница 21: ...io L o ut TV 2 aud io R in 1 Aud io R o ut TV SCART 1 23 GND 22 GND 21 saf ety GND 20 CVBS in 19 CVBS o ut DTV o ut 18 17 vid eo GND 16 15 C in 14 d ata GND 13 GND 12 d ata1 11 CVBS in 10 d ata 2 9 GND 8 f unc t io n s elec t 7 CVBS in 6 aud io L in 5 GND 4 aud io GND 3 aud io L o ut DTV 2 aud io R in 1 Aud io R o ut DTV SCART 2 23 GND 22 GND 21 saf ety GND 20 CVBS in 19 CVBS o ut DTV o ut 18 17 v...

Страница 22: ...MI 3 TMDS 8bit DDC HDMI3 I2C EDID AT24C02BN HDMI SW TMDS 8bit HDMI I2C SW HDMI EQ Ctrl VXO_D6 GPIOA0 GPIOA1 HDMI Select 1 HDMI Select 2 CEC_REMOTE GPIOB1 2WIRE_S2 2WIRE_S0 DSDA1 DSCL1 HDMI BUF TMDS 8bit DDC HDMI4 I2C EDID AT24C02BN 2WIRE_S1 ARX BRX VXO_D20 VXO_D21 HDMI2 5V DET HDMI3 5V DET HDMI4 5V DET VXO_CLK HP DET S W4 VXI_D23 HP DET S W3 HP DET S W2 HDMI_A_HPD HDMI_B_HPD VXO_D22 FET Bi BUF NLA...

Страница 23: ...le HOST_BOOD_CS_N CI DATA 0 7 POD_DIR_N CI DATA Dir Select CI Detect POD_DETECT_N CI Detect TS_IN 0 7 74LCX244MTC Buffer IC403 HOST Address 0 3 POD Address 0 3 CI Address 0 7 74LCX244MTC Buffer IC406 HOST Address 10 13 POD Address 8 9 14 HOST Address 4 74LCX244MTC Buffer IC405 REG CI Detect CI Detect CI Address 8 14 CI Detect POD_OE_HOST_RD HOST Out Enable CI Out Enable HOST Write Enable CI Write ...

Страница 24: ... L R Comp L R SIDE L R PC L R AUD_IN_L R 1 Ch 1 AUD_IN_L R 3 Ch 3 AUD_IN_L R 4 Ch 4 AUD_IN_L R 5 Ch 5 AUDO_SPDIR_OUT AM AUDIO TR BUF MUTE_LINE_DTV TR BUF TR BUF SCART 1 SCART 2 TV LR OUT DTV LR OUT 16V FAULT AUDIO_MUTE VXO_D5 RESET I2C 3 3V TPY 10W 10W MAX 15W 15W TPS2042BDRG4 Power Distributer IC901 5V USB DP DM 5V 600mA FLI10620H MICOM MICOM MSP4458G AUD_OUT1 L R Level Adj Scart1 L R Level Adj S...

Страница 25: ...nd service purposes LGE Internal Use Only KIA7029AF Power On Reset IC901 MICOM Reset NRST S29GL256N10TFI020 NOR Flash IC404 RESET EJTAG RESET EJ_RST_N SYS RESET RESET_N Tic S W NTP3000 SW_RESET VXO_D5 PCMCIA CI_RST POD_RESET TUNER FE_RESET VXI_D14 FLI10620H MICOM 6 Reset system ...

Страница 26: ...94 MICOM 0x50 NTP3000A 0x54 MSP4458 0x80 Master I2C 1 TUNER Analog R 0x87 W 0x86 24LC512 W 0xA6 R 0xA7 SDA1_5V SCL1_5V Master I2C 0 Slave I2C 0 Slave I2C 1 Slave I2C 2 EDID AT24C02BN EDID AT24C02BN EDID AT24C02BN EDID AT24C02BN TMDS 351PAG IC200 FLI10620H EDID AT24C16AN DSDA1 DSCL1 MICOM TUNER Digital 0xC2 FRC M 0xD4 EDID AT24C02BN 7 I2 C Control system ...

Страница 27: ...8V_DOUGLAS_EN I O A2 PWM6 P02 HDMI Switch IC Ch Selection HDMI_SEL2 I O A1 PWM5 P01 HDMI Switch IC Ch Selection HDMI_SEL1 I O A0 PWM4 P00 Comment Discription Assignment Type GPIO 9 Weltrend uCOM GPIO map Active Low Reset signal OUT RESET I O E7 VIN1 T con B D 12V power supply CTRL PANEL_VCC_EN I O E6 VIN2 uCOMI2C for EyeQ2 Control UCOM_SCL_3 3V I O E5 P07 H Inverter On to PSU INV_CTRL I O E4 LPWM ...

Страница 28: ...ET_S W_4 VXI D23 HP_DET_S W_2 VXI D22 HDMI3_5V_DET VXI D21 HDMI2_5V_DET VXI D19 REC_8_CTRL2 VXI D16 00 PeriTV 01 Normal 10 16 9 REC_8_CTRL1 VXI D15 Tuner Reset Active Low FE_RESET VXI D14 Comment Discription Assignment Type GPIO Level 0 0V to 2V television broadcast reproduction Level 1A 4 5V to 7V reproduction of an external source with ARC 16 9 Level 1B 9 5V to 12V peritelevision reproduction SC...

Страница 29: ...V3 SCART2 SCART1 PIN ADC Channel AVFE AAFE To NTP3000A I2S out A SPDIF AUDO_SPDIF_OUT AUD_OUT2_R AUD_OUT2_L AV3 L AUD_IN_L4 Component R AUD_IN_R3 Component L AUD_IN_L3 Ex SPK N AUD_IN_R1 Ex SPK P AUD_IN_L1 From MSP4458 SW_ R SW_ L PC R PC L AV3 R Tuner RF I2S in AUD_OUT_HP_L AUD_OUT_HP_L AUD_OUT1_R AUD_IN_R5 AUD_IN_L5 AUD_OUT1_L ADEC OUT AUD_IN_R4 ADEC IN PIN ADC Channel DTV L R Out SC2 OUT TV L R...

Страница 30: ...VCC KIA78R05F CI_EN 5V CI FET Power S W VCC_MODULE PANEL_VCC_EN KIA78R33F 1A 3 3V_EN 3 3V TUNER 3 3V CI AZ1117H 1 8TRE 1 8V AZ1117H 3 3 3 3V_STBY FET Power S W 5V RL_ON PWR_ON OFF MICOM MICOM MICOM FRC M 5V KIA78R33F 1A 3 3V_EN 3 3V DOUGLAS BA18DD0WHFP Rohm 1 8V_DOUGLAS_DDR 1 8V_DOUGLAS_EN MP2305DS DCDC Converter 2A 1 2V_DOUGLAS 1 2V_DOUGLAS_EN MICOM MICOM MICOM NTP3000 16V P_ 16V ...

Страница 32: ...G Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 32 EXPLODED VIEW 300 200 121 510 500 120 122 123 800 801 532 802 804 803 530 805 550 821 540 521 820 400 901 900 560 535 ...

Страница 33: ...PHS AG24 VDAC_COMP AG5 VDAC_BU_N AH1 VDAC_RV_N AH2 VDAC_GY_YC_N AH3 VDAC_RSET AH4 VDAC_BU_P_1 AJ1 VDAC_BU_P_2 AJ2 VDAC_GY_YC_P AJ3 DDR2_A 9 CPL_DDR2_DM 2 DDR2_A 10 DDR2_A 6 DDR2_A 4 DDR2_A 10 DDR2_A 3 DDR2_A 8 DDR2_A 2 DDR2_A 9 DDR2_A 12 DDR2_A 12 CPL_DDR2_DM 0 DDR2_A 5 DDR2_A 6 DDR2_A 2 DDR2_A 0 DDR2_A 7 CPL_DDR2_DM 3 DDR2_A 5 DDR2_A 1 DDR2_A 4 DDR2_A 8 CPL_DDR2_DM 1 DDR2_A 3 DDR2_A 0 DDR2_A 7 DD...

Страница 34: ...ND 11 B7 12 B6 13 B5 14 B4 15 B3 16 B2 17 B1 18 B0 19 OE 20 VCC 33 1 16W AR406 THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC FE_TS_DATA 0 7 3 3V_CI CI_DET OP...

Страница 35: ...A1 V24 HDMI_VDDA33_1 C4 HDMI_VDDA33_2 D5 HDMI_VDDA33_3 D6 HDMI_VDDA33_4 E6 HDMI_VDDA33_5 E7 HDMI_VDD12_1 D10 HDMI_VDD12_2 E8 HDMI_VDD12_3 E9 HDMI_VDD12_4 E10 LVTX_VDD33_1 AE21 LVTX_VDD33_2 AE22 LVTX_VDD33_3 AF24 LVTX_PLL_VDD33 AG26 OTP_VDD33 A26 RPLL_AVDD33 B23 RPLL_AVDD12 C23 USB_AVDD12 AE20 USB_AVDD33_1 AF20 USB_AVDD33_2 AG19 USB_AVDD33_3 AH19 VDAC_VDD12 AD6 VDAC_AVDD33_1 AE6 VDAC_AVDD33_2 AF5 V...

Страница 36: ...Jan 2008 Printed in Korea P NO MFL41557602 ...

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