LG 60PA6500 Service Manual

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User manual (77 pages)

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Page 1 Internal Use Only North/Latin America http://aic.lgservice.com Europe/Africa http://eic.lgservice.com Asia/Oceania http://biz.lgservice.com PLASMA TV SERVICE MANUAL CHASSIS : PA21A MODEL : 60PA6500 60PA6500-TF CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. P/NO : MFL67444303 (1112-REV00) Printed in Korea...
Page 2: Table Of Contents
SPECIFICATION ..................4 ADJUSTMENT INSTRUCTION ..............6 BLOCK DIAGRAM .................. 13 EXPLODED VIEW .................. 14 SCHEMATIC CIRCUIT DIAGRAM .............. - 2 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 3: Safety Precautions
An other abnormality exists that must be corrected before the receiver is returned to the customer. - 3 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 4: Specification
7) Temp. : -20 ~ 60 deg 8) Humidity : 10 ~ 90 % Input Voltage AC100 ~ 240V, 50/60Hz Maker LG - 4 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 5 SPDIF Out (1 EA) SPDIF Out USB (1EA) for SVC, S/W Download, DivX only DVB-T2 models PCMCI (1EA) DVB-T/C Decryption Interface, CI+ - 5 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 6: Adjustment Instruction
-> If you push “Power on” key, TV set will recover channel information by itself. 3) After function inspection, Push “In-stop” key. - 6 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 7 ■ Enter Service Mode by pushing “ADJ” key, ■ Enter Internal ADC mode by pushing “►” key at “5. ADC Calibration” - 7 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 8: Power Pcb Assy Voltage Adjustment
■ When the adjustment is completed, Enter “COPY ALL”. ■ Exit adjustment mode using EXIT key on R/C. - 8 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 9 NG is displayed. Manufacturer ID 1E6D (5) If Download is failure, Re-try downloads. Version Digital : 1 Revision Digital : 3 - 9 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 10 (Sensor DATA 0 ~ 4095, Power Saving Mode 0 ~ 12) * IF you press IN-STAP Button, change Green Eye-check OSD. - 10 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 11 Sometimes model name or serial number is initialized.( Not always) There is impossible to download by bar code scan, so It need Manual download. - 11 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 12 Data 0 (2) check the key download for transmitted command (RS232 : ci 00 10) CMD1 CMD2 Data 0 - 12 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 14: Exploded View
X-RADIATION, Shock, Fire, or other Hazards. Do not modify the original design without permission of manufacturer. - 14 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 15 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. SCART,CI Slot Copyright © 2011 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 16 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. JACK INTERFACE Copyright © 2011 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 17 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR Tuner block THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. TUNER Copyright © 2011 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 18 2011-10-20 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. MAIN Copyright © 2011 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 19 2011-10-20 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR Memory.LVDS,IR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2011 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 20 2011-04-01 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Power,AMP Copyright © 2011 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 22 3. GP2R. (Block, Power, I2C) 4. LM1. (Block, Power, I2C) 5. LM1 SOC Power sequence. 6. Memory test. 7. Pen touch overview. Copyright © 2011 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 23: Pcb Layout
※ LM1 use internal EDID&HDCP. (LM1 is Removing the EEPROM for EDID&HDCP) LM1 is optimizing Power block. (LM1 is reducing DC/DC, LDO, power application) Copyright © 2011 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 24 Stand by 3.5V . 12V_secondary Not use 12V. IR Wafer LM1 not support 3D. SIDE USB. Memory DDR3 DDR3 DDR3 1Gbit . 2ea Copyright © 2011 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 25 17.03 1.09A 1.420 +5V_TU 4.75~5.25 4.99 None 0.170 4.845~5.355 5.03 2.600 +3.3V_TU 3.15~3.46 3.26 None 0.320 +1.2V_TU 1.20~1.32 1.27 None 0.300 Copyright © 2011 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 26 5V_TU TPA54319 C634 C635 C636 C641 C642 C304 C307 0.1u 4.7u 4.7u 0.01u IC303 Audio AMP C341 C344 C340 STA338BWG13TR 0.1u Copyright © 2011 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 27 IC303 Audio AMP C332 0.1u +3.3V_TU L300 +3.3V_TU C302 0.1u +1.2V_TU IC301 C309 +1.2V_TU C313 C325 C322 C300 AZ1117H 0.1u 0.1u 0.1u Copyright © 2011 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 28 3-3. LDO/DC-DC Start up ■ IC600 (+3.3V_AVDD/AZ1085S) ■ IC602 (+1.5V_DDR_IN/TPS54319) Vout ■ IC604(+2.5V_AVDD/TJ3964S) ■ IC603 (+1.26V_VDDC/TPS54319) Vout Copyright © 2011 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 29 3-4. LDO/DC-DC Start up ■ IC606 (+3.3V/AZ1085S) Vout ■ IC605 (+5V_TU/TPS54231) Copyright © 2011 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 30 0x1C 0x74 0x1C (B5) <RGB_DDC_SCL> <DDC_SCL/UART_RX> +5.0 <DDC_SDA/UART_TX> (A5) <RGB_DDC_SDA> 10K (R237,R247) V_ST DDCA_CK/UART0_RX DDCA_DA/UART0_TX EEPROM EEPROM RGB 0xA0 RGB 0xA0 Copyright © 2011 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 31 3.3V ST 3.5V AP2121 DC/DC : 4 DC/DC : 2 GP2R Power Block LM1 Power Block LDO : 7 LDO : 4 Copyright © 2011 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 32 Spec) 165mV↓ 1005 0.1uF 3216 8.5mVrms Audio →1608 186.6mVpp change C711 C712 1608 10uF 0.1uF C638 C646 3216 1608 0.1uF 1608 Copyright © 2011 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 33 →6.3V Spec) 165mV↓ 1005 C552 2012 8.5mVrms C684 C685 →1608 0.1uF 45mVpp 0.1uF 10uF 0.00636↓ 6.3V 1005 change 1005 1608 NOT_HNIM Copyright © 2011 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 34 L100 135.4mVpp 120 Ohm MOFET PCMCI Switch C104 C100 C101 1608 0.1uF 22uF 0.1uF →16V 1005 1005 3216 →3225 0.017↓ change Copyright © 2011 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 35 Spec) 55mV↓ L500 19.69mVrms 500 Ohm 120.8mVpp DDR1/2 C544 C545 10uF 0.1uF 1000pF 0.1uF →6.3V 1005 1005 1005 2012 →1608 change Copyright © 2011 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 36 2012 →3216 0.0005↓ L406 change 120 Ohm C469 1608 0.1uF 1005 Serial Flash C556 0.1uF 1005 SUB Ass’y C547 0.1uF 1005 Copyright © 2011 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 37 I2S_IN_SD/GPIO151 SUB_SCL P501 I2S_IN_BCK/GPIO150 SUB_SDA KEY/IR PIN8 +3.3V_AVDD R468 2.2K R469 2.2K I2C_SCKM2/DDCR_CK/GPIO72 I2C_SCL IC503 EEPROM I2C_SDAM2/DDCR_DA/GPIO71 I2C_SDA IC502 HDCP (OTP) Copyright © 2011 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 38 [Spec] before all pwr input raise SOC_RESET +3.3V_AVDD +1.10V_VDDC Multi_PWR +1.5V_DDR_IN SOC_RESET Threshold +3.3V_AVDD +1.10V_VDDC +1.5V_DDR_IN ◈ SOC_RESET timing and Power sequence are ok. Copyright © 2011 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 39 ◈ Solution █ Value of Capacitor and resister. ① Cap 22uF. 0CK226DC67A 22uF 6.3V $0.0117 ② Resister 100㏀. +3.3V_AVDD Threshold SOC_RESET Copyright © 2011 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 40 6. Memory margin test. (DDR) STEP1. Setting like below. (Red box) STEP2. Call “direct MIU Auto BIST” function from Menu. Copyright © 2011 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 41 STEP4. below picture is test result. Red box is timing margin. ※Normal operating board has timing margin 7~9. If timing margin under 7 ,it’s some problem DDR or Main MIU. Copyright © 2011 LG Electronics Inc. All rights reserved. LGE Internal Use Only...
Page 44 7-1. Pen touch overview. (Check the installation status.) Currently installed programs Check USB Dongle Driver in Device Manager Check the LG Pentouch Multi-touch Driver or Pentouch TV -LG Pentouch Multi-touch Driver(MultiTouch) -LG Pentouch Multi-touch Driver(BUS) -LG Pentouch Multi-touch Driver(Dongle) the Dongle Driver should be displayed when connected USB Dongle Copyright ©...
Page 47 ① The text "Pentouch" should be displayed to indicate that the Pentouch mode is activated. If not, restart the Pentouch mode. ② "1365x768 " should be displayed to indicate that the resolution has been set successfully. If not, set the monitor resolution again.(See p.38) Copyright © 2011 LG Electronics Inc. All rights reserved. LGE Internal Use Only...
Page 48: Plasma Display
- It can be using internet for web surfing , Flash Game etc. The HDMI or RGB signal is PC’s output that configuration set by clone mode. Copyright © 2011 LG Electronics Inc. All rights reserved. LGE Internal Use Only...

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LG 60PA6500 Service Manual

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