plasma tv service manual
Contents
1. Y CTR EMPERATURE SENSOR 093 Z CTRL POWER FLASH MEMORY i gt S GENE 238 B aaa E mcd F FLASH_ADDALO 19 ANGIE A 33v eT 3 3v_CTAL RE En 223 E9800 ICBO1 ees i 8 8 BUF YO SUS DNCG 7 n ME pr im dese is gusti T i i lt vo sus LT PST Urcv mar tee muesmocoto 151 i SV gTRL BUE_YO_ER_ON Ee vo sus ue EIE Ta oF E lumens 7 BEER im euro en ue EN EM een t T M 2 7 dev P1017 3 3v_CTAL O o ma frias Jua Egel BLESO B O A gt pic pasota o comal pios BUF Y1 STB TUS ARI e es pueris ee zs p poscss eee BUF_Y4_CLK FLASH MENO ak RST NGS a iit i E tio C1000 nje CTE SUF YO SUS ON YO SUS DN sv cra RT J4ACTSAIMTC x BUF YO SUS UP vo UP C z E e FLASH RBN gt ao metan IBUF YO ER DN YO_ER DN zo 591v e sz wo ves EN E es ios MES Fusce na S n TT A EIA I eam 7 aur voce ue vee M trorum Sl BUF VO ELK Do ail 3 waia 9 al mE er FLASH REN BUF Y1 5TB va 878 Seca ico SUFIVIZOATA BATAI roer EN ad PN e als sse vpn 3 3V_CTAL SSP_AVDO eI E FLASH_CEN anion m 10 S a 1 SSP_yDC meum Pa pa IS BUF Y4 CLK YA CLK BUFLYO RAMP DN CM Ns 3 Y0 RAMP UP t a odiis GUF YO RAMP UP PASS RAMP BUF YO2. THE 1 SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL Fi FILARE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURE ES IMPORTANT FOR PROTECTION FROM X RADIATION SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC SECAM_L 2 d j CANE deslice dad adas DEBE SEEEEE SEED 89 IC500 7993P FA A 12 HO 00 DOWNLOAD DAN SCL HW XR Tee T demo veut e016 Ld das g g go g AA Ratt ABI ABIH RC1 ACL ACLKI ACLKI RD1 RD1 REI RELE E z day osa BP GWT 52 gue ql t 5 ud s55a j4 8 gil A Elo 03 EFE i 4 41 OV_CTAL s Ego dye ps 3 b B gee dE g8 9793 P 666 a q E fae ceg7 QU f g y 4408 E ggg 5 5 gy ede oat 5 BR idi 868 2 100 0 1 Ni if ak id El 38 A H m olol o lle fe Ole G ele le i P o bob N o o E hi E YS 2 Sle 2S mE 2 m mS Ste an 2 222 2 LL 9 9 222 Y 2 2 92 2 2 0 2 2 9 9 GLI LO 999 eS Y 22 99 9 9 Si 1 E 1 tee 9 9 9 9 d E QUEE emm oO 9 OL SARS M Po 3 wai cipal naa 5 5 3 wu z ee 9 9 995 s Lea S 9 9 Shee vous 3 o Q3 LGDP4007 D Q Saai YO BL Ape em io oed 1 OV_CTAL EET rc ea SAT ise 00 so o os sua D A tee m
3. THE A SYMBOL MARK OF THIS SCH SPECIAL FEATURES IMPORTANT A PROTECTION FR FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED F R ITICAL COMPONENTS IN THE ZA SYMBOL MARK OF THE SCHEMETIC PSCO03 01 JK 100 DIAGRAM I PSC003 01 JIK 101 ad EU_Opt avis MNIT OUT Suec nL MURUS EA 1 war Opa gt T SCART 1 SCABRT2 iun EU TV LOUT E a di ee D ED pnm 22 y row L_ MONO T MNT OUT que pm JK 403 3 JK102 21 ens 21 abel es I p m i 5 o uH er mmt i ME a eee ws Y EMITE an 18 T men 1 NONEU T o 16 16 T B 15 5 14 14 13 13 I 12 12 44 scie m 10 10 9 g ux 9 n EE TET sion as e Tura c 8 prem n 8 ico EEA we gt typos a 7 Be xu i TI 9 scu an a Bye sc2_LIN 6 E qu Wn lum 6 pam 403 Et a rr m a bui ees iura 5 dem 4 4 5 gn Ee oor 3 z 1 2 IMUTE LINE 3 Ax am 1 She MUTE LINE PUT Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes
4. Set speaker on in the menu Check the Speaker cable 18 Replace the IC500 No No uM E roe Is the speaker MEIN on Yes No No Download the EDID data ISIE speaker J cable normal Yes a d Replace the IC600 normal ls Y Is the IC500 No Check the signal after IC600 operating normal cmo refer to circuit diagram Yes No y Check the Tuner In Out Is the IC601 No operating normal Replace the IC601 Yes Replace the VSC BD LGE Internal Use Only 15 HDMI mode Yes Download EDID data each port Is only video normal No Y HDMI 1 port support HDMI and DVI 1 Check TV input mode So if you input DVI signal and PC audio from Yes phone jack You can hear PC audio 2 Unplug and plug in the HDMI cable sometimes ESD surge occurred at HDMI port 3 Check the HDMI Mute register 0x68 offset 0x37 4 Check the Audio out channel mute register 0x68 offset 0x32 is appropriately enabled Is only audio normal Check the TMDS line wave R312 E3273 Check HDMI source Change to another source or cable Is the wave continuous Yes 1 Check the HDMI receiver s status register 0x60 offset 0x66 If the value is Oxf or 0x8 it is normal 2 Check the HDCP
5. 5V_HOMI_2 HPOCTRLE IDDCB SDA cDDcB scL CEC LKB CLKB TxEO e OTXBA xat ee TR DOCA SCL poca_soa l e eet poce_sc TxB2 DOCB_SDA TxB2 Iw DDCA ScL a VST B 2 DDCA1 SDA UNI THE A SYMBOL MARK OF THIS SPECIAL FEATURES IMPORTANT FILRE AND ELECTRICAL SHOCK HAZARDS Wi ESSENTIAL THAT ONLY MANUFATURES SPECF THE CRITICAL COMPONENTS IN THE AN SYMBOL SCHEMETIC DIAGRAM INCORPORATES FOR PROTECTION FROM X RADIATION SERVICING IF 15 PARTS BE USED FOR MARK OF THE SCHEMETIC E oDcB sc ge TET WISSESRSTDUTESESESTSETSBBNRARDAtESES g 4 5V HOMI 1 5V HOMT 2 SDA dada p p oo Lors DE 2300868 zin 8585 la Baodod Bagana HOMI_B HOMI_A 4 hs ANXS021 IC300 DRRRGDDISELSSSSRSIRRRRR SCK HDMI LRCK HDMI LRCH HDMI SW RESET 1 EI ERA 4 BV HOMI qe 3 3Y HOMI 2 HDMI Contains 1 HOME CLK hae OG1 0 7 DRI 0 7 7 to DBI HDMI elements NPU 1
6. s the video input o the A V jack normal Check R149 c Check the input source Sam as Block A Copyright 2008 LG Electronics Inc All right reserved 16 LGE Internal Use Only Only for training and service purposes 11 In the case of an unusual display in component 1 mode s the video input of the A V jack normal Check R235 R236 R250 Yes Change the IC IC500 mee gt Check the input source 12 In the case of an unusual display in component 2 mode input of the A V Jack normal Check R243 777777 gt Check the input source Yes Change the IC IC500 13 In the case of an unusual display in RGB mode R G B input and H V sync of the K201 normal Check R223 Memes gt Check the input source R222 Yes Change the IC IC500 Copyright 2008 LG Electronics Inc All right reserved 17 Only for training and service purposes LGE Internal Use Only 14 No Sound 1 Symptom 1 LED is green 2 There is a picture but no sound 2 Follow check Is there sound in any Yes Is there no sound only for HDMI Yes Is there no sound only AV COM2 PC Yes Is there no sound only for RF Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes
7. B CANES 1 SBE AED FOR S FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS CRITICAL COMPONENTS IN THE A SYMBOL MARK OF THE SCHEMETIC ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR 4 O y gt lt Y THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC RGB uk200 TR amp LOCAL KEY ZDAF A1 COLO AF oe AUDTO SWITCH AUDIO AMP suo EE A oa PRUTERL PC_SER_DATA d mh PC SER CLK see Parco E ALPE afew m LB SYST 15V AUDIO 2 BER d ele UB Les Em mo tinter ro e po ga 3 BLU 1 11 y E on H M Milone 2 NG ie m aje E emen y SRCRESET E 5 D C GND 2 wo pto LOU yu
8. zt Ag LV Tae 7 it Tage Tee 8 SYNC GNO O 4 4 3 3V_HOME ses 1n evovsc em AMP MUTE t T t 8 B_GND 20 12 DSUB_SDA E n E ape Me TER gat Tue T CON ek ircH er T T z e SDA GPIO T e ot le 2 19 BND sO BIETM ES pe 1 1 Dkeva a Eee 3 SCL_GPIO E i nii 1 SDA we TT wol X ES M ed 13 HE Nc 30 13 H el 1 oc ts o 0 Tre Te spo RL RSS m 14 VSYNC 00 8 s Hii T A Nn Scis DESEABA DEE 2 18 CU s esi VI m cu ee 40 14 ee 9 oc vs tor e pne T sye m SC2_RIN ECE E gt 7 Dm cowee_a 2 s o 1ER ween ee mea de 7 mi SPEA ER R o s TC604 aes E sO 150 2 ae Le cosus sc ADDA SA p mes Siueni A TPA310702 eec A A BE PREN LUE 5 mer ela eg as aiat uel ge Ege 3 Se SYNC SWITCH PC AUDIO AV AUDIO L van Ll 4 AV_AUDIO Re n E ipi duces ever E WO ome ES i PEN aj Y le e n ES ES OE To feza SU tl E FF syne se sme Gas E um E zs EE B AA yy FU lum BS mcm DSU8 SDA EP m perm em poon DER 19 dx gt e m SCL HW ue o i tes SDA HW ME vs M ape uem rc m eus MESAS esl T7 ome e e mI Pus LH comes i pes Te um SO HOMI_HS Ena E fue FH hor VARIABLE AUDIO OUTPUT Tee i cnn sen WD ose sa encata e sp e SDA GPIO ts le 1 T Gain eao mien Guinan 0 7 0E m sc 7 c ec us Es Hh s ale LI m Odin sci I asaw so a 17 i Y ers 7 ue Seis nec as a UE o t a AA MUTE LINE COMPONENTZ2 NONEU ORE den COMPONENT 1 COMPONEN SWITCH 5v vsc
9. 1 Connect terminal of D M M to Vs pin of P812 connect terminal to GND pin of P812 2 After turning VR851 voltage of D M M adjustment as same as Vs voltage which on label of panel right top deviation 0 5V Fig 1 Connection Diagram of power adjustment for measuring 14 Input the Shipping Option Data 1 Push the ADJ key in a Adjust Remote control 2 Input the Option Number that was specified in the BOM into the Shipping area 3 The work is finished Push A Key LGE Internal Use Only TROUBLESHOOTING 1 No power 1 Symptom 1 Minute discharge does not occur at module 2 Front LED does not activate 2 Press check Start Check No dise sord Plug in the power cord Yes Are the line filter and No gs Connect the cable PSU connected Plasma CN1 Yes Is the correct fuse for No the PSU in place w Replace the fuse No Connect the 15pin cable Next remove all cables connected to the PSU and switch the AV voltage to manual If the ST by 5V does not operate replace the PSU Copyright 2008 LG Electronics Inc All right reserved 13 LGE Internal Use Only Only for training and service purposes 2 Protect mode 1 Symptom 1 After lighting once it does not discharge minutely from the module 2 The relay falls there is an audible Click 3 The color of the front LED turns
10. 100 240V 50 60Hz Standard Voltage of each product is marked by models 4 Specification and performance of each parts are followed each drawing and specification by part number in accordance with SBOM 5 The receiver must be operated for about 20 minutes prior to the adjustment v Test Method 1 Performance LGE TV test method followed 2 Demanded other specification Safety CE IEC specification EMC CE IEC Model Market Appliance Remark 32PC51 ZB EU Safety IEC EN60065 ITOLess Model EMI EN55013 EMS EN55020 v General Specification 32 WVGA No Item Specification Remark 1 Display Screen Device 32 Wide Color Display Module Plasma Display Panel 2 Aspect Ratio 16 9 3 PDP Module PDP32F1 Glass Filter RGB Closed Type 4 Operating Environment 1 Temp 0 40deg LGE SPEC 2 Humidity 078596 5 Storage Environment 3 Temp 20 60deg 4 Humidity 078596 6 Input Voltage 100 240V 50 60Hz Maker LG Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only v General Specification2 No Item Specification Remark 1 Market EU 2 Broadcasting system PAL BG I DK SECAM 3 Available Channel BAND PAL NTSC VHF UHF C1 C69 2 83 CATV 1
11. 19 2008 29 A ZINGH W10 2 1 0 XH eit vas 19s Load SH SA Od WIOWLYG H3S Dd 8 9 d Od vas rnos ansa u 1nOU T LN O0 A 198 eee RSEN n B 23 L voy LWOU edlNO 2 NOILdO NANON A LHINOO ALQ ALQ NV49VIA 149018 d dece LGE Internal Use Only 20 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes EXPLODED VIEW IMPORTANT SAFETY NOTICE Many electrical and mechanical parts in this chassis have special safety related characteristics These parts are identified by A in the Schematic Diagram and EXPLODED VIEW It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X RADIATION Shock Fire or other Hazards Do not modify the original design without permission of manufacturer Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 21 LGE Internal Use Only COHPDCTRLi 45 ODCA_SDA DDCA SCL CEC CLKA CLKAT cTxAo s DCTBOTURDH JK300
12. 2005 gt OF 4 4 Model Name model name gt LG TV LG TV Model Name Model Name HEX 32PC5R 00 00 00 FD 00 3A 3F 4F 32 09 00 0A 20 20 20 20 20 20 5 5 Checksum 7EH gt Changeable by total EDID data Copyright 2008 LG Electronics Inc All right reserved 9 LGE Internal Use Only Only for training and service purposes 8 2 Required Test Equipment 1 Adjusting PC with S W for writing EDID Data S W EDID TESTER Ver 2 5 2 A Jig for EDID Download 3 Cable Serial 9Pin or USB to D sub 15Pin cable D sub 15Pin cable DVI to HDMI cable Fig 2 Connection Diagram of DDC download 8 3 Preparation for Adjustment 1 As above Fig 2 Connect the Set EDID Download Jig PC amp Cable 2 Turn on the PC amp EDID Download Jig And Execute the S W EDID TESTER Ver 2 5 3 Set up S W option Repeat Number 5 Device Address AO ma i EE AA La 1 a a SD Copias 2 h 2 Dms d P rn m owe Hide w i a mam x rmm precem i 4 Power on the Set 8 4 Sequence of Adjustment 1 DDC data of Analog RGB 1 Init the data Mirum q Te Sete et Te masas Gee ERE mas MS Pram AS ER Wek Bate OU WU sy Ss seas TE oa ma 5 G 2 Load the EDID data Open File Analog RGB PP78C RGB ANA Digital HDMI1 PP78C_HDMI1 DVI Digital HDMI2 PP78C HDMI2 DVI Copyright 2008 LG Electronics Inc All right reserved 10 Only for training a
13. 5 6 e 208 a E A d 2 gibet 3 a Paan 0 LA tsk 5 a 2 a 5 gt VSUP1 BLVDS PERREN A H je ge se PESE os AV AUD WHITE BACO AMP MUTECO cum SPEAKER E i 1 ende E B ahi Nm 288 i 5 BP g i e sg ORG HOM ave TBE HDMI CLK MAIN EEPROM 3 3VST re ScL_GPIO reir SDA_GPIO RESE Ic RESET LGE Internal Use Only
14. Adjustment must be done in the correct order 3 The adjustment must be performed in the circumstance of 25 5 C of temperature and 65 10 of relative humidity if there is no specific designation 4 The input voltage of the receiver must keep 100 220V 50 60Hz 5 Before adjustment execute Heat Run for 30 minutes 3 Adjustment items 3 1 PCB assembly adjustment items 1 Download the VCTP main software IC500 VCT Pro 2 Color carrier Adjustment 3 2 SET assembly adjustment items 1 DDC Data input 2 Adjustment of White Balance 3 Factoring Option Data input 4 PCB assembly adjustment method Using VCTP Download program 4 1 Download program installation 1 Extract a Zip file CA e rt Pii bs di ee n A dum her L 1L L Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes LPT Port Driver LptDrv Setups Program Files Micronas Visual 12C gt Port Driver Use for Windows 95 98 Setup LptDrv v0104 9x exe Use for Windows 2000 XP Setup LptDrv v0202 XP 2000 exe Use for Windows NT Setup LptDrv v0104 NT exe 3 Verification Start gt Programs gt Micronas gt Visual 12C or LptDrv mr nom PAra ra IA LE j gt LPT SETTING Delay gt 1 Time out gt 500 ms ha m Visi ham Cong edd Pl Didj mim zj rais Lemak jii 5 wii Dele pedes Tai A Bis derby ma HT ore pl ER T Ce
15. from green to red 2 Follow check Start Check Is the output the normal Low High voltage except for the Stand by 5V Is the Power Board normal After checking each connector does is operate correctly Is the appropriate use FS2 FS1 on the Y B D No Is the Y Board normal os Replace Power Board Replace the connector Is the output voltage normal after removing the P1 connector of the Y B D Replace the Y Board Yes Replace the fuse Is the output voltage normal after removing the P11 P12 P13 connector of Is the X Board normal 14 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes After removing the P12 and the output voltage is normal Replace the Right X B D After removing the P11 P13 and the output voltage is normal Replace the Left X B D LGE Internal Use Only 3 No Raster 1 Symptom 1 No OSD or image are displayed on the screen 2 The front LED remains green 2 Follow check Start Check Is output the normal Low High voltage except for the Stand by 5V Does No No minute discharge gt gt Is the inverter gt at Module NaVs on Yes Check the PDP Module No Is the output fo
16. mode Default values maybe modified the module condition 10 1 White Balance White Balance Gain Gain Gain Offset Offset Osal RED Green Bius Red lt Default Value on OSD gt 11 Internal press test Item Value Unit Remark Dielectric Voltage AC lt gt FG 1 5 kV _ At 100mA for 1sec Line 1 5 At 100mA for 1min OQC Dielectric Voltage Without FG 3 kV _ At 100mA for 1sec Line 3 At 100mA for 1min OQC 12 Sound spec Item Min Typ Max Unit Remark Audio Practical Max Output L Mono R 9 10 12 W Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 12 Each PCB assembly must be checked by check JIG set Because power PCB Assembly damages to PDP Module especially be careful 13 POWER PCB Assy Voltage Adjustments Va Vs Voltage adjustments 13 1 Profile To supply the Va Vs voltage that the module want 13 2 Required Test Equipment 1 Stick for adjustment 2 DMM 13 3 Connection Diagram for Measuring refer to Fig 1 13 4 Adjustment Method 1 Va Adjustment 1 After receiving 100 Full White Pattern HEAT RUN 2 Connect terminal of D M M to Va pin of P812 connect terminal to GND pin of P812 3 After turning VR901 voltage of D M M adjustment as same as Va voltage which on label of panel right top deviation 0 5V 2 Vs Adjustment
17. o 0000 o 0000 o 0000 o 0000 o 0000 o oooo 0000 Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes PRINTED CIRCUIT BOARD CONTROL TOP 6202121 B 59101 7 5W103 LE PO Q PO O CH MENU TVINPUT POWER CONTROL BOTTOM CNt 01 K R IIIIII Sw 01 5102 58103 swig SH OS SWI06 swio7 58108 E T 1 i 1 r 1 f 1 r 1 a a o o a a a o o a a a a o a a Lo Ll Lo Lo Lo POWER TVINPU MENU oK voL VOL cH che PRE AMP TOP PRE AMP BOTTOM e A dw er LGE Internal Use Only LG Electronics Inc April 2008 P NO MFL40431007 Printed in Korea
18. register 0x6 offset 0x32 Enable bit 6 HDCP key loaded Enable bit 5 HDCP decryption active Enable bit 4 HDCP authentication attempted Yes No Reset TMDS power down on register Normal video R A RR REN Ses eplace the IC303 0x60 offset Ox3f gt Oxtf Normal audio PS en Copyright 2008 LG Electronics Inc All right reserved 19 LGE Internal Use Only Only for training and service purposes BLOCK DIAGRAM YSlOVvZ u3da4na YS10Vv4 Hadang VSLOVbL uadana Ya SNSA 2 18 e IV 19 X 67 01LnO Auax F a20 YdL 1 AdS cOve NOyd33 o ES ZYVSZLOV 9I dWAL 100p 9ISV ddd Sfowiva uas o4 mM i Na dSid 4 34 104 198 194 1W8 09 LAT62XIN IN 91 HS V 14 ou s dr1 Old LOA 03v9W3L N olanv Av MS olany u 1 oianv Wy Y LINO9 uT avar O 1N0 Olanv JTEVIEVA writ yii opny od oipny Od 1nou 1 INN LNOAgLNW tjl zoe gi cos cog 1noun AL fI AL ual LOS QI 83 g 9jH 198 A LOS Z LLHVOS NOILdO N3 8 1 dNO9 u Fl bos LNOA LNW Y T oianv Dd g 9 dH 19S V ur1 zdNOO P OPEAVIALS Jd ad A ZANOD d ddA dWOO 8 9 H 9S MS dWOO 4 g o d INAH t z o180 190 140 L206XNV eSZLOWrd ESTER MS ONAS 939 4 8 9 H Od Jd Ad A ZANOD Jd Ad A LANOD c00re NOYyd33 2002 NOyWd33 zoz WOud34 uri EdWOOF Jd Ad A LANOD vas
19. DUMMY4 qe lt SY0 RAMP_ON O _ p e e i BUF YO DUMMYS Ca NES S vo cows zie ga BUF YO DUMMY2 at 5c cows 2pm BUF YO RAMP ON YO RAME ON n XE a jer BUF VO DUMMA BaSS BuF Yo oummv1 E pO DUM coYo Duwwve T e aa P1002 BUF YO DUMMY2 loca od M vem ovo DUMMY 4 ooc SV CTRL mgo Le abe BUF_YO_DUMMY3 M JE 1 A zo ejs BUF Y0 DUMMY 1 SCAN at E uo cows E ownload Port e EM BUF YO DUMMY3 SCAN SET UP Shera at E oo x T CY g 7 RST N TAACTBAIMIC 1C1002 P801 195558 spe warren C DATATO 71 Ny esi nor EXT PET aa 83 10 ETT 2s S wa OSC anm OPTION save dob d d dd bad EV neni f do 11 1 1 4 Vida y T lone y QUT 40 791 XORV_OUT 0 391 Ment 3 3V CTRL WAIT N x CTRL XXE x Ox XDev ouT 140 781 x XX Rexx 5 BAM DATAS 0000 0 0 4 666 4 4 GREEK s GE 6 4 ber 0 0 0000 5 m ADOR_ST_N E Ed ggg 3E e Ee EEE f EE Eq CS CLK S0M IN gene 5 Sl bss EH Hd dde 5 5 AAAA a P 6 449430443 FERREE EBEEEE dil B i EEEE v m I I e a E E 8 2 8 5 Beraul yatua E B MN E a B El ino VESACLEIDA LowcLGI EIDA Hign S8 SESS E ERES a EI m S5 Ratio Modulation Speed a 3 Pod 50KHZ S 5 St iz e gt Bonne rr 8 i Boxe tH E 4 BOKHz P1004 j P1000 WRRTRGRRARRRRRARSARARRRRRRSUUIEVTUUS Z BOKHz rd z MESES A syveo MARK OF THIS S D A TE AL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION dl Ma E THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES X E PS E eed IW As SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X AADIATION
20. E CSM COOL B GAIN 1A 00 FE R GAIN 16 00 FE GAIN adjustment G GAIN 18 01 00 FE CSM NORMAL B GAIN 1A 00 FE R GAIN 16 00 FE GAIN adjustment G GAIN 18 02 00 FE CSM WARM B GAIN 1A 00 FE Color Coordinate Mode Temp uv X y COOL 0 276 0 003 0 283 0 003 11 000K 0 000 MEDIUM 0 283 0 003 0 295 0 003 9 300K 0 000 WARM 0 313 0 003 0 329 0 003 6 500K 0 003 Synchronization relation between PSM and CSM PSM CSM Remark Dynamic Cool Standard Normal Mild Warm Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 11 R G B GAIN max value 80 9 5 Adjustment of White Balance For Manual adjustment Adjustment mode Two modes of Cool Dynamic and Warm Mild Medium data is automatically calibrated by the cool data Color analyzer CA110 CA210 should be used in the calibrated ch by CS 1000 PDP CH10 Operate the zero calibration of the CA 110 or CA 210 then stick sensor to the module when adjusting For manual adjustment it is also possible by the following sequence 1 Select RF no signal by pressing POWER ON key on remote control for adjustment then operate heat run more than 15 minutes If not executed this step the condition for W B will be differ 2 Changing to the av mode by pushing the input or front av key av mode av1 or av2 or av3 3 Display the internal pa
21. EU AC DET acer Kx 1 a RL ON O 3 YS 0N 50 ae we 4 BY MNT MSV_ON d Vb C VAVS_ON 5 Be d mls i bre GND 5VST 5VST 5 e e GND d 7 ts k qm E c 8 16v 2 2 lt oMsv_ON 56 L Jas EE 5v vsc Whe neur Hamse s6501 e Li vm aver dug veut mem 1 53 3V_HOMI ty pe 3 3v vsc 1 BV_VSC LED Block I I i l SVST 5V_VSC l I e i T TE 1 1 l 700 Wiss 3 l I l POWER MAT MAIN TOP 00 Ar zorr a NTE AJA A tl i DAA Pm Woar 0 IP IES 2 MAIN BOTTOM ooo oooo 00000 00000 00000 00000 00000 ao o 00000000 SI gt l ea e ic gn le ua f E oe ce Se RE LI I m o oo LI O 00
22. HEAD FRS JK202 JK20 1 Ea PPJ203 02 PPJ209 02 E C n n e O vd AP coi io y pe E Ano CAG eRe Sue i T 5 masa e ER JK800 a 4H qu PH Jona Is komdi be ja EE i MM ie 1 pi gt mi gt e i o M HEAD Le gal rmm Lu a i rote c hee n ams Q0 9 cows COMP 1 Po 7E ae Feces VER Loos Bl a du 7 rere sy ee iw C et pa E die ja 777 Im goles ape ose prone E hs e JTY 1 al Fe uel t i Ie n n v zl 5 cope comer CA rey EL jm a Le we s VC se ra diee ig zi Ed a comp2_pr gt yet ae v su E LJ itor os n shen a acie B PPJ200 07 4 cOMP2_Po sa naiatas COWi Pb are n t iy p vete 2 M 2 a ana a THE SYMBOL MARK OF THIS 0 E coMP2_y EET cowi v SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATI is i FILAE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS we 5 d de A i ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR 5 i THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIA FILE AND ELECTRICAL SHOCK HAZAROS WHEN SERVICING IF IS ee LI Ce ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED A N A u G I N L Ni THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE Copyright 2007 LG Electronics Inc All right reserved LGE Internal Use Only Only for training and service purpo
23. S47 1 71 4 Receiving system Upper Heterodyne 5 SCART Jack 2EA PAL SECAM NTSC Full SCART Half SCART 6 Component Input 1EA Y Cb Cr Y Pb Pr 7 RGB Input 1EA RGB PC 8 HDMI Input 1EA HDMI DTV HDMI PC spec out 9 Audio Input 4EA PC Audio Component 1EA L R Input 10 Audio variable out 1EA v Module Specification PDP32F1 No Item Min Typ Max Unit Remark 1 Display area 708 0 1 H x 398 4 V 0 5mm mm 2 Outline dimension 790 H x 466 5 V x 59 1 D 1mm mm 3 Number of Pixels 852 H x 480 V 1Pixel 3RGB Cells 4 Cell pitch 831um H x 830um V um 1Pixel 3RGB Cells 5 Pixel type RGB closed type 6 Weight net 7 55 8 05 8 55 Kg 7 Weight gross 118 5 123 5 128 5 Kg 12 1Box 8 Operation Environment Temperature 0 40 deg Humidity 20 80 Pressure 800 1100 hPa Altitude 0 to 2000M 9 Storage Environment Temperature 20 60 deg Humidity 10 90 Pressure 700 1100 hPa Altitude 0 to 3000M 10 mage stick minimization Start time 4 5 5 5 5 min mode Low Brightness 14 15 16 min Arrival Time Copyright 2008 LG Electronics Inc All right reserved 5 LGE Internal Use Only Only for training and service purposes ADJUSTMENT INSTRUCTION 1 Application Object These instructions are applied all of the 32 PLASMA TV PP78C Chassis 2 Note 1 Because this is not a hot chassis it is not necessary to use an isolation transformer However the use of isolation transformer will help protect test instrument 2
24. aNorth Latin America http aic lgservice com Europe Africa http eic lgservice com Asia Oceania http biz lgservice com CHASSIS PP78C MODEL 32PC51 32PC51 ZB CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CONTENTS CONTENTS score on oe aer ntc 2 SAFETY PRECAUTION Sisa 3 SPECIFICATION aee 4 ADJUSTMENT INSTRUCTION nna nia dio jr n a in 6 TROUBLE SHOOTING socias dan 13 BLOCK DIAGRAM osa 20 EXPLODED VIEW Rem 22 A AAA A ta E ER A PRINTED CIRCUIT DIAGRAN coimas Copyright 2008 LG Electronics Inc All right reserved ss LGE Internal Use Only Only for training and service purposes SAFETY PRECAUTIONS IMPORTANT SAFETY NOTICE Many electrical and mechanical parts in this chassis have special safety related characteristics These parts are identified by A in the Schematic Diagram and Exploded View It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X RADIATION Shock Fire or other Hazards Do not modify the original design without permission of manufacturer General Guidance An isolation Transformer should always be used during the servicing of a receiver whose chassis is not isolated from the AC power line Use a transformer of adequate power rating as this protects the technician from accidents resulting in personal injury from electrical sho
25. cks It will also protect the receiver and it s components from being damaged by accidental shorts of the circuitry that may be inadvertently introduced during the service operation If any fuse or Fusible Resistor in this monitor is blown replace it with the specified When replacing a high wattage resistor Oxide Metal Film Resistor over 1W keep the resistor 10mm away from PCB Keep wires away from high voltage or high temperature parts Due to high vacuum and large surface area of picture tube extreme care should be used in handling the Picture Tube Do not lift the Picture tube by it s Neck 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 terminals phone jacks etc If the exposed metallic part has a return path to the chassis the measured resistance should be between 1MQ and 5 2MQ When the exposed metal has no return path to the chassis the reading must be infinite An other abnormality exists that must be corrected before the receiver is returned to the customer Copyright 2008 LG Electronics Inc All right reserved 3 Only for training and service purposes Leakage Current Hot Check See below Figure Plug th
26. e AC cord directly into the AC outlet Do not use a line Isolation Transformer during this check Connect 1 5K 10watt resistor in parallel with a 0 15uF capacitor between a known good earth ground Water Pipe Conduit etc and the exposed metallic parts Measure the AC voltage across the resistor using AC voltmeter with 1000 ohms volt or more sensitivity Reverse plug the AC cord into the AC outlet and repeat AC voltage measurements for each exposed metallic part Any voltage measured must not exceed 0 75 volt RMS which is corresponds to 0 5mA In case any measurement is out of the limits specified there is possibility of shock hazard and the set must be checked and repaired before it is returned to the customer Leakage Current Hot Check circuit AC Volt meter Good Earth Ground such as WATER PIPE CONDUIT etc L To Instruments 0 15uF exposed METALLIC PARTS WW 1 5 Kohm 10W LGE Internal Use Only SPECIFICATIONS NOTE Specifications and others are subject to change without notice for improvement v Application Range This spec is applied to the 32 PLASMA TV used PP78C Chassis Chassis Model Name Market Brand Remark PP78C 32PC51 ZB EU LG ITOLess Model v Specification Each part is tested as below without special appointment 1 Temperature 25 5 C 77 9 F 2 Relative Humidity 65 10 CST 4045 3 Power Voltage Standard Input voltage
27. er 2 e a CARES 2 9 Q Q ig 9S 999999 QQ 2B m YO DUMMYS c3 yeou ooo NN 6 0 Q m Wa 2 2 SLL SSS Sx MOPAR SZ Sh am vo_ER SS oe comme D D G Ea lao IAE A a Ber a Wes mus i ems g 2222 22 2 2 Snails TEST MOEA id a p z n TEST MODEO gt Low EZ d S X d dU d 2 292 TCK ow z yor maon d ig 9 99 9996 5 9 9 9 pera 4 E di 2202 LE 9 9 9 9 99 L 9 2 2 port Eu EU wan d QQ Q 2 Q T Sar sa Sar so 19 9 9 9 g E 2 ORG e 8 g 3 o 5 ata c Q a 8 3 5 eee eu cie awcour Sema ai aa 1 i mi Nri eee En AGAR i ome D ae JO boooc ogo so MO a apg gun QApQ 5 X6 CELO ED m m mS xL SG xe GmSOOES MESES GE Cw m E uum o M a uei 2 000 oa serm 2 Qu Sr e eere Gu LY LEIDA ee oo 2 2 iE EXT AUTO GEN aia EM x E a a 2 910 2 2 a a ale o e tvos vcc ocr RE Se th a Sl 2 Sed Sah Sea Soph a a MR a A a aE Es oo Jic 3 JE Ee Es e E oas E yo Lf AMIA SL eS E cd E al ssRBERE g i e co 3 Ja Sle l fe LOU 000 0 Us 3 oret i E DRSEERA 233 58 3 i NET NE to on fux Uni 54 i lada zz ga UNE XE THE A SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS Ss L2 4 O O y ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE AA SYMBOL MARK OF THE SCHEMETIC VCTP PRO Bates RASH PO RO ACA RC ACL ACLS RD ADE PEA RE POWER FILT
28. example No acknowledge from slave Execute download again from 1 LGE Internal Use Only 5 2 Download method 2 Set 7 Double click the download file low then edit window will 1 Push the Tilt button in an Adjust Remocon Then the be opened PLASMA TV will change a slave mode 8 Chick the choice button n the edit window then file 2 Connect Zig to TV using a D sub cable choice window will be opened a pen ed e 1 mima 3 A Lom mr 3 Execute Download CS vi2c program in PC then a main widow will be opened Double click 4 Click GO button ate C MS MET a j TELE fee mide If you don t push the go the Hex file would not be downloaded although the download proceeds normally at first glance 5 Double click the blue box and confirm Bootloader Version as 42 11 Under Downloading progress Loca ap a bama jakke TD rr Lg EE far 12 If download is failed for example No acknowledge from slave execute download again from 1 De p Jah p i ewm VOTERS Er Heg LB SS i pase mos giam um Copyright 2008 LG Electronics Inc All right reserved 8 LGE Internal Use Only Only for training and service purposes 6 Tool Option Area Option Change 6 1 Adjustment method Before PCB check have to change the Tool option and Area option Option values are below If on changed the option the i
29. ey Lm Lard Somer tom a LGE Internal Use Only if hee SIT pa IEA re La E deere 21 CELS wem Pensa Dey G Select the Bootloader bat file install gt VCTP download gt Bootloader G Push OK npe um G Finish the program after saving the file download cs vi2c if you click X the massage appears automatically 5 S W program download 5 1 Download method 1 PCB Ass y 1 Connect the download jig to D sub jack 2 Execute Download vi2c program in PC then a main window will be opened Pm p geh qus gene qum e Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 4 Click the Erase Flash button 5 Double click the download file low then edit window will be opened 6 Click the choice button in the edit window then file choice window will be opened 7 Choose the Hex file in folder and execute downloading with click open button CAI LLL 6 a bom eae dns A a A ns Pm E a ha a as e a a ee aa n m B RR Rn e a p LR LU ERI LT HL AR dudas ETT prr shia Ses fe Rp es ee La l EDY rorem a AA PTT i reve Bain p Ern 2 AA pipes ru Pee ee AAA ET ys ara paa m P em a ta Mo po CL men E 8 Click OK button at the edit window 9 Under Downloading process Lapdsg ap im SOME bya jalo Pi hee LR Ii icm A mia 1 aa sy 10 If download is failed for
30. nd service purposes 3 Set the S W as below fate Ga LAW skr BE Ed ART A Almae dama Work Data He mam HONO NON E aay UU SS una E pne Ole ee PU pa m Mu Lud a 37 mW OW e ees as DEDO 4 Push the Write Data amp Verify button And confirm Yes Miis fos mos P irum A Nordic it Wm Rb snas GEN REY En l Foam p m ied Itt OM See me 00 ie mais m0 x aa Tum E man PE HO DES mgrum m os ee UT a mem S To qo serm cep nmu H aum gt DUX oe imime LUN T i ary immm g HG a A A 5 If the writing is finished you will see the OK message a eg ee o ce Work Data as Wa Data e E oe TO oo Fg a UE AC oo O e E f BC dumm I T w T IT AC Em TT em FT FTT a a ete ETS fetes EE Dmi AS ee ey imma bag tere TE aie FTE a E T e pu A cece cee ee ee TS A nee OO IE 7 II Eee 2 A LS WEETTTEFTITTIUMTTITITYTTY aTTTTEITITTTETTITYETTY sumam Hinr Dion uer RE bj imm PO Daa U LGE Internal Use Only 9 Adjustment of White Balance 9 1 pt and Principle for adjustment of the color temperature 1 Purpose Adjust the color temperature to reduce the deviation of the module color temperature 2 Principle To adjust the white balance without the saturation Fix the one of R G B gain to 80 and decrease the others 9 2 Adjustment mode Two modes of Cool and Warm Medium data i
31. nput menu can differ the model spec The input methods are same as other chassises Use adj Key on the Adjust Remocon Tool Option ZB TB TD 04164 32 VGA Area Option Depend on PR 7 Color carrier Adjustment Inspection process 1 tuning the RF signal ZB TB TD PAL Philips Pattern with Color Bar te on M 2 push the adj key in the adjustment remocon 8 EDID The Extended Display Identification Data DDC Display Data channel download Use the proper signal cable for EDID Download Never connect HDMI amp D SUB Cable at the same time Use the proper cables below for EDID Writ For RGB EDID For HDMI EDID lt EDID Data Analog Set 128Bytes gt lt EDID Data HDMI1 Set 256Bytes gt mo pt 4 1 L L i 1 1 i 1 i 1 1 1 t 1 1 1 1 1 1 1 gt Detail EDID Options are below 1 2 3 41 5 1 1 Product ID Model Product ID Name DEC HEX EDID table 32PC5R 30168 A 75D8 D875 8 1 EDID Data 30169 D 75D9 D975 No Item Condition Hex Data 32PC51 30176 A 75E0 E075 1 Manufacturer ID GSM 1E6D 30177 D 75E1 E175 2 Version Digital 1 01 2 2 Serial No Controlled on production line 3 Revision Digital 2 03 3 3 Month Year Controlled on production line ex Monthly 03 gt 03 Year
32. r the __ 7 Replace the VSC 1C500 normal 4 In the case an unusual display in RF mode ls the video output of the No input voltage Yes Tuner normal Check normal Check Pin3 I y No Yes Check the power L1103 AAA ee E E E E ng aps IN E E PS ri A Is the LVDS No Connect again Pattern connected gt the Pattern Yes Change the IC IC500 Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 15 Replace the Power board Is the I2C communication normal Check Pin9 Pin10 y No Check the Tuner LGE Internal Use Only 5 In the case of an unusual display in rear AV mode Is video input of the A V jack normal Check R113 mee gt Check the input source Yes Sam as Block A 8 In the case of an unusual display in SCART 1 mode Is the video input of the A V jack normal Check R113 al gt Check the input source Yes Sam as Block A 9 In the case of an unusual display in SCART 1_RGB mode Is the video input of the A V jack normal Check R115 R116 R117 Yes Sam as Block A aeons gt Check the input source 10 In the case of an unusual display in SCART 2 mode
33. s automatically calibrated by the cool data 9 3 Required Equipment 1 Remote control for adjustment 2 Color Analyzer CA 100 CA210 or same product Plasma TV ch 10 3 Auto W B adjustment instrument only for Auto adjustment 9 4 Connecting diagram of equipment for measuring For Automatic Adjustment AOL cate conri rr 1 Enter the DDC adjust mode Enter the white balance adjustment mode at the same time heat run mode when pushing the power on by power only key Maintain the white balance adjustment mode with same condition of Heat run gt Maintain after AC off on in status of Heat run pattern display 2 Release the DDC adjust mode Release the adjust mode after AC off on or std by off on in status of finishing the Hear run mode Release the Adjust mode when receiving the aging off command F3 00 00 from adjustment equipment Need to transmit the aging off command to TV set after finishing the adjustment Standard color coordinate and temperature when using the CA 100 or CA210 equipment 3 DDC adjustment support command set Adjustment CMD HEX ADR VALUE Detail OO OFF Aging On Off F3 00 FF 00 01 ON FF WB Ready Input select F4 00 0x10 TV 0x20 AV1 0x21 AV2 0x23 AV3 0x40 Component1 0x50 RGB DTV 0x60 RGB PC 0x90 HDMI1 DTV R GAIN 16 00 FE GAIN adjustment G GAIN 18 00 00 F
34. ses TUAOO TAFT W006D Change GNO 2 to NC THROUGH HOLE to improve Sustain Noise GND 4 9 il upaoo 490 om JP4o1 4 An NE guy m T8 Justo qe RF AGC e amp peu e Jpao2 TP 33V OPTION de z402 Fo otur 1 pi SDA GPIO SIF 0UT JP407 SHIELD HE ZA SYMBOL MARK OF THIS 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 HE CRITICAL COMPONENTS IN THE ZN SYMBOL MARK OF THE SCHEMETIC TV_MAIN TV_VOUT C AM_AUDIO NONEU Tuner TuaD0 i Tu400 2 TAFT Z006D TAFT HOOSF NTSC Tuner Seperate Ground nase 5600m R417 SE ooo Rate 560 6 Rais a nazo paas Boom don Rage 500 ohm papa IC homo 16V 9 gt 16V AUDIO 10 pBV_VSC 11 ov_vse po Pe os GND 9 l P 12 5vsc 13 1 5v vsc 4708 2 Le sae STD5V Ts l 14 er P_SVST GND 15 THE A 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 F R THE CRITICAL COMPONENTS IN THE JN SYMBOL MARK OF THE SCHEMETIC P_SvsT P700 SMAW250 15 SYST
35. ttern of the VCT Pro IC by pushing the IN START 4 Stick sensor to center of the screen and select each items Red Green Blue Gain and Offset using D E CH key on R C 5 Adjust R Gain B Gain using F G VOL key on R C 6 Adjust two modes of Cool Dynamic and Warm Mild as below figure Fix the one of R G B and change the others 1 Push the one time the in start key Dynamic Cool 2 Push the two more the in start key Mild Warm LGE Internal Use Only Color Coordinate Mode Temp uv x y COOL 0 276 0 003 0 283 0 003 11 000K 0 000 MEDIUM 0 283 0 003 0 295 0 003 9 300K 0 000 WARM 0 313 0 003 0 329 0 003 6 500K 0 003 Refer to the below case to know what value is fixed CASE First adjust the coordinate much away from the target value x y 1 x y gt target 1 Decrease the R G 2 x y lt target 1 First decrease the B gain 2 Decrease the one of the others In case of decreasing the x decreasing the R fix G In case of decreasing the y decreasing the G fix R 3 x gt target y lt target 1 First decrease B so make y a little more than the target 2 Adjust x value by decreasing the R 4 x lt target y target 1 First decrease B so make x a little more than the target 2 Adjust x value by decreasing the G 7 When adjustment is completed Exit adjustment mode using EXIT key on R C 10 Default Value in Adjustment
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