CY-PH2529TOP-EW-21US_Service Manual
Contents
1. RECEIVER BOARD 1 K2. 2127US 2128US Main BOM 2010 05 21 QUA BOARD No PART NO NAME SPECIFICATION DESCRIPTION UNIT wrt PART PLACE PLACE 28 PCBPHOO 210 MAIN CY PH2 5 2 9 0 0024C08 000 C AT24CO8 N70 MAIN 3 10 0011105 000 C NT11136PC305EG N20 MAIN 5 10 0004052 000 C TC4052 HCFA4052BE CS N80 MAIN 7 10 0000817 000 C PC817B LTV 817 EL817 CS N50 MAIN 0 0017821 000 C AN17821A AN7522 CS N60 MAIN 25 3807 151570 CS Y502 MAIN 2565296 0 05036 25 5296 V45 M 25 5299 0 Y513 MAIN 25 2382 0 V401 564 V565 MAIN 0 V50 M 552 V561 V562 V602 V702 V 501 V802 vali MAIN 0 3 563 V601 V803 MAIN 0 Y10 MAIN 0 303A MAIN m 201 0205 D404 0461 0508 D 108148 EL CS 10 0612 0566 2701 D603 MA C ODE 5399 RL207 4 p501 0502 0503 0504 MAIN C ODE 107 FRI57 2 D301 D401 MAIN C ODE 154 2 D506 D462 MAIN 204 125 C ODE 553 MAIN 305 125 ODE 12 5mm 2 D556 D452 MAIN 309 125 ODE 12 5mm 451 MAIN ER204 125 ODE 12 5mm D552 0554 0555 MAIN 2 0HER308 125 j ODE 551 MA 2 03C23V3 P52 ZENER DIODI 703 MA 2 05C25V1 P52 ZENER DIODI 5 1V 5C2 2 p801 0802 MAIN 2 06A25V6 P52 ZENER DIODI 5 6V 6A2 6B1 2 D567 D564 MAIN 2 06C36V3 P52 ZENER DIODI 557 MAIN 2 07C27V5 P52 ZENER D 515 MAIN 2 09A28V2 P52 ZENER D 4 D402 D202 D203 D204 MAIN 2 09B29V1 P52 ZENER DIOD BELT 561 MAIN 6 RTF330
3. lt Hoo too roo Lo 7 4 22 I 1 a m 91 1 t Y lt H 5 I a o gt v els 1 u31v3H x E ose 8 1 1 gt 1 sha socia 313 5 gt oS 8 Em gt C 3E 200 2 ES 0 CL 1 t z Hollo E i z 1 100090 5 25 A006 0001 82 2 n Z 3999 99 100 soasx ino 100 v deo d zi P ay gg g 89 4 4 E273 3 cC 58 58 B T QA 4 851 Yes 5 z FEES 8g EO i 4 I os De amp d tx a wG t 4 ze 5 8 ABE 85 gt is Hollo 88 38 Az BS 26 40 55 3 m 88 3 22 oO 35 reca 3 gt fi a and ar ax S ws 5 CC 55 c2 ovv a Oye lt Lu gt C 123130 O um m 85 B QA 55 ge Sa lt 4
4. LM RESIS 28 220 9 564 MA LM RESIS 2 1 Q 403 MA RESIS W 47K J FORMING 487 MA zn 140 1 2W 12M Q K 514 MA 28 22 Q 560 MA 2W 100K Q 555 MA 2W 120K 503 R504 2W 150K Q 557 MA W 0 47 0 568 MA 5 19 317 2W 47K Q J 570 MA Y 2W 0 47 Q 601 MA Y 2W 1 9 J 561 MA 567 MA 571 MA Y 28 68 0 J 512 MA Y 2W 270 9 54 MA Y 2W 15K 9 569 MA Y 2W 479 J 513 MA MF72 8D11 502 MA 2738 90 3pin 501 MA W206 2AL2K 9 K 9551 1 RII 63V 220pF C313 C702 C703 MA T1 2B 63V 1000pF C202 C203 C205 C213 C214 MA C104 C105 C106 C216 C569 C 604 C606 701 C711 w 1 2F 63V 0 1 F K C220 C222 C223 C707 C713 MA T81 2B 500V 1000pF K C452 MA 81 2B 500V 3900pF K C451 MA 81 2B 500V 4700pF K C461 MA 81 2B 1KV 1000pF K C504 C505 C562 MA 81 2B 1KV 470pF K C553 MA 81 2B 2KV 680pF K C513A C521 MA 7 284 400VAC 2200pF M C517 MA VE POLY CA 100V 0 015 F J C522 MA VE POLY CAPACITOR 100V 6800pF C215 MA VE POLY CAPACITOR CL11 100Y 0 015 u F J C508 MA POLY CL11 100V 0 033 F J C301 C306 MA POLY CA CL11 100V 0 047 u F J C302 C310 MA INDUCTVE POLY CAPACITOR CL11 100V 0 1 u F J C201 C209 C303 C458 C514 C 704 705 _ C706 MAIN
5. METALIZED POLY CAPACITOR _ CL21X 100V 0 015 C509 MA METALIZED POLY CAPACITOR _ CL21X 100V 0 15 u F J C207 MA METALIZED POLY CAPACITOR 08823 275 0 IHF M CIS C50 MA 50 0 1 6V 4 Tu FM C108 MA C101 C102 C103 217 C708 C 710 C801 C802 C804 C805 CH 06 807 6813 MA 4 0815 C816 6V 22 C221 C605 MA TATTA 563 564 0565 C709 C 609 6V 100 u FM C208 C211 C219 C224 C568 6V 220 u FM 803 MA 6V 470 F M C566 C567 C601 MAIN 0 25V 10 u FM C204 m 0555 C556 MA 25V ATOHF C314 C315 MA 35V 47 FM C401 MA 35V 100uF C304 MA C305 MA C603 C607 C608 MA C218 C810 C811 MA C561 MA C403 MA C551 MA C459 MA C402 MA 7 00P221M 000 CD293 400V 100HF C507 MA 7 0011004 CDS 50V 4 7HF C312 MA 9 30712AK P52 L L10 MA 38 19 307100K P52 INDUCTOR WITH COLOR CIDES LG0307 10 n H K 6 4 1208 127015 702 39 20 1826600 000 HORIZONTAL LINEARITY COIL _ JLC YDD 60081 CS L31 MA 40 24 2456700 000 __ QUARTZ X24 576M CS 670 MA 23 EVEB053 000 5 MO MA ey CHING POWER MOD 20 BCK1899 000 ath C40 19 292 50 MA 20 0UUE119 000 CONTA DRINE C 184 ET19 YDD EI19 45 MAIN RANSFORMER 20 000ET24 000 LTER TRA
6. 1 E 2 a 24 e 2 0 ins 7 LC 28 REI 2 8 8 a 5 se S ate Lac Ae x a 88 E LES 279 z Ou gt 5 C 8 EO T zi n 3 m EH sien i 5 ous aun xut 82 gy NEN 55 8 d ary 5 ze 35 38 2 8 5 88 gt Hh 2 95 2 ERI 58 83 He gt 5 ket Eri FERES B2 A 38 58 on nso uso wal 88 E 55 EUSA gt 5 usvinov 100M30M 5 E E 85 F Qu 34 o ama SE OWES 28 ma mi D 3 22 o 88 us 5 ES Fa CY m 2 2 a il lt z AN is E 5 a 4 7 5 a q 5 5 E l S lt m 0 lt x 9 gt i9
7. 2 6 output power supply PUMPUP Pumpuppowe NONINVIN 7 Negativefeedback a Test point Waveforms H CRT KR TDA11105 PIN14 15 TDA8177 STv9302 LA78040 or LA78041 STV9325 STV9378 MI 1 2 3 4 5 6 7 v 15 12 45 03 159 0 07 AN 7522 AN17821 Note AN7523 is pin 1 to 9 AN7522 is pin 1 to 12 PURITY CONVERGENCE ADJUSTMENT PURITY ADJUSTMENT WEDGE DEFLECTION YOKE 1 Demagnetize CRT with the demagnetizer Loosen the retainer screw of the deflection yoke 3 Remove the wedges 4 Input a green raster signal from the signal generator and turn the screen to green raster 5 Move the deflection yoke backward P C MAGNETS 6 Bring the long lug of the purity magnets on the short lug and position them horizontally Fig2 P PURITY MAGNET 4 4 POLES t 7 Adjust the gap between two lugs so that the GREEN NN RASTER will come into the center of the screen Fig 6 6 POLES convergence magnets 3 Fig 1 8 Move the deflection yoke forward and fix the position of the deflection yoke so that the whole screen will become green PURITY MAGNETS 9 Insert the wedge to the top side
8. 0 1 Bypass sound bandpass filter section 2 0 bandpass filter active 1 bandpass filter bypassed FMWS 0 3 Window select for FM demodulator AGN 0 1 Gain FM demodulator 0 normal operation 1 gain 6 dB AGNE 0 3 FM sound demodulator outopt signal amplitude AVL ON OFF Auto volume levelling AVLE 0 1 AVL function on East West output pin DSGLS 0 1 Extra gain selection loudspeaker outputs 0 0 Db 1 6 Db NRR 0 1 No red reduction during blue stretch AMLOW 0 1 Audio output signal for AM sound GSSIF 0 1 Extra gain range SSIF for AM demodulation V P1 0 100 V P1 volume of VALUE V P25 0 100 V P25 volume of VALUE V P50 0 100 V P50 volume of VALUE V P75 0 100 V P75 volume of VALUE V MAX 0 60 Volume max ON DL 0 18 On delay time OFF DL 0 7 Off delay time ON OFF MODE 0 1 NAT N USA PAL N JPN PAL N USA PAL PAL MAT ACL Automatic color limiting 0 not active 1 active CB Chroma bandpass center frequency SBO SECAM B Y blank level offset adjustment BPS Bypass of chroma base band delay line O active 1 bypassed FCO Forced Color on 0 1 off 10 Chroma trap mode 0 single chroma trap 1 dual chroma trap more suppression but less bandwidth Y P Y delay adjustment for PAL signal Y N Y delay adjustment for
9. DUC PORTS CLOSED CAPTION ogo AOGUISITION DISPLAY LUMA DELAY CDONMTR IBRIGHTN PEAKING OS OiTEXT INSERT BLACK STRETCH mw CEC WHITE P AD E BLKIN REY LV MSERT RGRAY MATRIX EW GEOMETRY SATURATIO i YU VIRISB MATRIX V DEI VE III MC EHTO RAV GY EA BL WHOM WA REPLACEMENT OF MEMORY IC 1 MEMORY IC This TV uses memory IC In the memory IC are memorized data for correctly operating the video and deflection circuits When replacing memory IC be sure to use IC written with the initial value of data 2 PROCEDURE FOR REPLACING MEMORY IC 1 Power off Switch the power off and unplug the power cord from AC outlet 2 Replace IC Be sure to use memory IC written with the initial data values 3 Power On Plug the power cord into the AC outlet and switch the power On 4 Check and set SYSTEM default value 3 Note enter a factory mode method 1 Factory remote control Press the factory remote control up PRESET press again TEST key appear on the television screen 2 Customer remote control 3 Press menu key appear the picture menu press few character keys 6483 the screen appears M 4 Press standby key withdraw factory mode 5 The TEST will be displayed on the screen 6 Check the setting value of the SYSTEM default value of Table below If the value is different select items by CH CH keys and set value by VOL VOL keys 7 Press STANDBY key again and return
10. of the deflection yoke so that it will not move Long lug 10 Imput a crosshatch signal 11 Verify that the screen is horizontal 12 Input red and blue raster signals and make sure that short lug urity is properly adjusted ROREM Bring the long lug over the short lug and position them horizontally Fig 2 FRONT VIEW GREEN RASTER CENTER Fig 3 17 STATIC CONVERGENCE ADJUSTMENT Input a crosshatch signal Using 4 pole convergence magnets overlap the red and blue lines in the center of the screen Fig 1 and turn them to magenta red blue Using 6 pole convergence magnets overlap the magenta red blue and green lines in the center of the screen and turn them to white the best Repeat 2 and 3 above and make convergence DYNAMIC CONVERGENCE ADJUSTMENT it Move the deflection yoke up and down and overlap lines in the periphery Fig 2 2 Move the deflection yoke left to right and overlap the lines in the periphery Fig 3 3 Repeat 1 and 2 above and make the best convergence FRONT VIEW Fig 1 FRONT VIEW RED GREEN BLUE BLUE GREEN RED Fig 2 FRONT VIEW RED GREEN BLUE After adjustment fix the wedge at the original position Fasten the retainer screw of the deflection yoke Fix the 6 magnets with glue RED GREEN BLUE al BLUE GREEN RED n RED GREEN BLUE RED 18
11. output signal amplitude correction 0 correction 1 amplitude 12 Control sequence of beam current limiting 0 normal operation contrast brightness 1 control on contrast and brightness in parallel Video dependent coring peaking 0 off 1 coring active between 0 and 20 IRE Ratio pre and aftershoot Ratio of positive and negative peaks Top sync clamp current of the CVBS Y input clamp 0 clamp current about 80 uA 1 clamp current about 160 uA ON OFF Baack stretch 0 1 Black stretch Depth 0 15IRE 1 30 IRE 0 3 Black area to switch off the black stretch PWL 0 1 Peak white limiting 0 peak white limiting circuit not active 1 peak white limiting circuit active SOC 0 1 Soft clip adjust PWLDAC 0 15 Peak white adjust CHSE 0 15 Color degree identifies an intelligent degree S IDENT ON OFF S VIDEO Identify switch TFR 0 1 Transfer ratio 0 no black level shift due to video content 1 black level shift 10 IRE for a white picture DSK 0 1 Dynamic skin control on off 0 off 1 DSA 0 1 Dynamic skin tone angle 0 123 1 117 WS 0 1 BLS 0 1 Blue stretch mode 0 off 1 GAME ON OFF Game switch CALENDAR ON OFF CALENDAR switch IF Vision IF of RF 38 38 9 45 75 58 75 MHZ 38 9MHZ IF compensate Fast filter IF PLL AGC speed Crystal load elect
12. 921 CRT 5 11 25 2482 05 TRANSISTOR 2502482 EL PCS 3 912 V922 V923 CRT 6 16 1017 52 CARBON FILM RESISTOR RT 1 6W 100 Q J EL PCS 3 R901 R911 R921 CRT 7 16 RTF301J P52 CARBON FILM RESISTOR RT 1 6W 300 0 7 EL PCS 3 R903 R913 R922 CRT 8 16 RTG330 P52 CARBON FILM RESISTOR 1 44 330 7 L PCS 1 R932 9 16 RTH102 P52 CARBON FILM RESISTOR RT 1 2W 1K O J L PCS 3 R904 R914 R924 CRT 10 16 RYJ153J L20 METAL OXIDE FILM RESISTOR RY 2W 15KQ J PCS 3 R906 R916 R926 CRT 11 17 2FJ681 P05 CERAMIC CAPACITOR CT1 2B4 63V 680pF EL PCS 3 901 C911 C921 CRT 12 17 2BV102K 7L5 CERAMIC CAPACITOR CT81 2B 2KV 1000pF K PCS 1 C935 CRT 13 17 00 470 05 MINI ELEC CAPACITOR CD110 16V 47 y FM EL PCS 1 932 14 25 H7100D1 000 ERTH CONNECTOR CH7 10 1DY PCS 1 KN9 CRT 26 94DY450 000 4PIN CONNECTOR 9 2 5 4DY 450 CH5B PCS 1 XP902 CRT 26 95DY500 000 5PIN CONNECTOR CH9 2 5 5DY 500 CH5B PCS 1 XP901 CRT 25 6282108 000 CRT SOCKET 67510 2 108 5 1 5902 CY PH2529TOP EW 21US sch 1 Thu Jan 14 15 45 03 2010 O 200V Bt00 401 5461
13. J P52 CARBON FILM RESISTOR RT 1 6W 33 0 J 26mm BELT L201 MA 1 03 1 R838 10 R111 R208 R209 R210 R 17 212 R306 R307 R710 Rl R7 MA 2 R714 R715 R824 R825 R82 6 R832 E 3 01 R806 R309 MAIN E 1 R201 MA E 3 02 R807 R312 MA 2 R202 R713 MA g 573 R803 R805 R816 R818 R MAIN 820 R822 R701 1 05 2 R301 R303 MA E 1 8510 1 8506 3 R516 R703 R704 104 R213 R609 R610 R707 R 12 709 R718 R719 R721 R727 R7 MA 28 R311 ESIS 2 R505 R559 MA ESIS 217 MA ESIS 108 MA 109 R402 R576 R602 R611 R 20 612 R614 R702 705 R723 R7 MA 25 R726 R811 R812 R815 R81 7 R821 R836 R216 D600 E 0 207 0 509 0 517 R706 R554 MA 0 2 8708 R606 0 206 0 106 ESISTO E 603 ESTSTO E 6 604 R802 R837 R313 R605 R MAIN 716 ESISTOI E 302 MA E 0 511 0 720 0 2 575 R562 0 457 0 407 ESISTO E 401 MA
14. NSFORMER YDD UF16 L501 MAIN 24 0KDV380 000 38 OH LBN38 7101 MA 5 125 00BXGJ1 000 JSE BRAC XGJ 1 FU501 MAIN 25 250V315 000 JSE 3 15A250V AC FU501 MA 25 710002 000 00 H7 10 2DY 5501 5502 MAIN 25 CH655D0 000 H6 5 5DY Z gt Ft XS402 MAIN 25 5802502 000 5B 2 5 20 5601 XS602 XS702 MA 25 5B025D4 000 JH5B 2 5 4DY XS703 5704 5804 XS403 MA 25 5B025D5 000 15B 2 5 5DY XS201 MA 6 25 00AV614 000 JACK XS801 MAIN 32 0013410 000 LC VERTICAL 01 V451 MAIN 32 0002534 000 POWER V513 MAIN 32 0072534 000 V303A MAIN 32 017821M 000 K AUDIO N60 MAIN 43 1102030 000 L44 MAIN 43 1103082 000 HEAT SINK 01 N601 2 MAIN 43 1103102 000 HEAT SINK 513 V451 MAIN 43 1103102 000 HEAT SINK MAIN 43 7130000 000 HEAT SINK 01 V451 V513 M601 2 MAIN 608 W718 W312 MAIN 101 W201 W202 W207 1208 W 209 W210 212 W503 W508 5 11 W552 W708 1710 W713 180 ry 1 W213 W606 R205 W214 W216 W512 W513 807 W206 W203 W314 R319 R322 R316 W404 505 506 509 510 W 563 591 605 W701 W702 W7 JUMPER 04 W712 W802 W803 W804 80 MAIN 5 W806 W301 W302 1590 W553 W211 W310 R 502 W205 W204 551 561 W 170 JUMPER 15mm PCS 2 1301 W717 MAIN CRT PARAMETER 2105 THOMSON A51EMW032X0A1 NO PART NO SPECIFICATION NAME DESCRIPTION UNIT PART PLACE BOARD NTI PLACE 1 16 RTF472J P52 FILM RESISTOR RT 1 6W 5 IK Q J 26mm BELT 1
15. NTSC signal Y AV Y delay adjustment for PAL signal in AV mode Y SVHS Y delay adjustment for PAL signal in S video mode PF P PAL Center frequency with postpone adjust PF N NTSC Center frequency with postpone adjust PF AV AV Center frequency with postpone adjust C PHI 1 S BRT 0 100 Standard Brightness in pp mode S CONT 0 100 Standard Contrast in pp mode S COLOR 0 100 Standard Color in pp mode S SHARP 0 100 StandardSharpness in pp mode D BRT 0 100 dynamic Brightness in pp mode D CONT 0 100 dynamic Contrast in pp mode D COLOR 0 100 dynamic Color in pp mode D SHARP 0 100 dynamicSharpness in pp mode M BRT 0 100 mild Brightness in pp mode M CONT 0 100 mild Contrast in pp mode M COLOR 0 100 mild Color in pp mode M SHARP 0 100 mildSharpness in pp mode W BRT 0 100 factory adjusts Brightness W CONT 0 100 factory adjusts Contrast W COLOR 0 100 factory adjusts Color SC BRT 0 100 Subsidiary Bright Adjustment COOL 0 63 Cool color adjustment WARM 0 63 Warm color adjustment AV2 ON OFF AV2 selection SVHS ON OFF S VIDEO selection DVD ON OFF DVD YU V selection EURO ON OFF SCART selection AUTO SOUND ON OFF Auto sound system as auto search BG ON OFF Sound s
16. NXP TDA11136PC305CG SERIES SERVICE MANUAL SAFETY PRECAUTIONS The design of this product contains special hardware many circuits and components specially for safety purposes For continued protection no changes should be made to the original design unless authorized in writing by the manufacturer Replacement parts must be identical to those used in the original circuits Service should be performed by qualified personnel only Alterations of the design or circuitry of the products should not be made Any design alterations or additions will void the manufacturers warranty and will further relieve the manufacturer of responsibility for personal injury or property damage resulting therefrom Many electrical and mechanical parts in the products have special safety related characteristics These characteristics are often not evident from visual inspection nor can the protection afforded by them necessarily be obtained by using replacement components rated for higher voltage wattage etc Replacement parts which have these special safety characteristics are identified in the parts list of Service manual Electrical components having such features are identified by shading on the schematics and by the parts list in Service manual The use of a substitute replacement which does not have the same safety characteristics as the recommended replacement part shown in the parts list of Service manual may cause shock fire or other haz
17. R414 MAIN 2 16 RYILOAJ L15 METAL OXIDE FILM RESISTOR 1 50 15mm 5 2 8304 R304A 3 16 RYI181J L15 METAL OXIDE FILM RESISTOR RY 1W 330 0 7 15mm 5 1 R305 MAIN 4 I6 RYI102 LI5 OXIDE FILM RESISTOR RY 1W 2 7K Q J 15mm PCS 1 8404 16 RFJ33AJ L20 AL OXIDE FILM RESISTOR 10 24 1 50 R451 MAIN 20 JL12830 000 IZONTAL LINEARITY COIL 40 L441 MAIN 17 22 364 15 ALIZED POLY CAPACITOR B21 250V 0 36HF C460 MA 17 22P333K L15 ALIZED POLY CAPACITOR BB21 630V 0 033HF J C457 MA 17 81U222 L20 ALIZED POLY CAPACITOR 28 81 1 6KV 3300pF J C454 MAIN 17 81U622 ALIZED POLY CAPACITOR B81 1 6KV 6200PF CS C455 MA 17 81U752 ALIZED POLY CAPACITOR JBB8 1 1 6 9100 XC C456 MA 12 18 0N01227 000 FLYBACK TRANSFORMER BSC25 N0608 CS 1401 MAIN 13 25 H7100D1 000 ERTH CONNECTOR CH6 5 1DY CS FBT N0 2 MAIN 15 NOTE B voltage 10V deflection wire connect with Ist pin of FBT Deflection wire use small pin 21 S US CRT BOM 2010 05 21 QUA PART NO PART NO NAME SPECIFICATION DESCRIPTION UNIT NTI TOTAL AMOUNT PLACE 1 JUMPER T 5mm PCS 1 901 CRT 2 28 PCBPH00 210 MAIN PCB CY PH2 5 2 9 TOP CRT PCS 1 3 12 0IN4148 P52 5 DIODE IN4148 EL PCS 1 D933 CRT 4 11 25 1815 05 TRANSISTOR 25 1815 EL PCS 3 901 V911 V
18. VBS output VP2 2 279 Supply voltage TV processor 5v VCC AUDIO 3 8 volt supply for audio switches 5V 8V PLL IF 4 IF PLL loop filter GND2 5 Gaound 2 for TV processor DECSDEM 6 decoupling sound demodulator or SIF input 2 FMDEMOUT 7 audio output AM audio output volume controlled EHTO 8 EHT overvoltage protection input AGC 9 Tuner AGC output IREF 10 Reference current input VSC 11 Vertical sawtooth capacitor IF IN2 12 IF input 1 IF IN1 13 IF input 2 VDRA 14 Vertical drive A output VDRB 15 Vertical drive B output AVL EW 16 Automatic volume leveling EAST WEST drive output DECBG 17 Band gap decoupling SECPLL 18 SECAM PLL decoupling GND1 19 Ground 1 for TV processor PHILF 20 Phase 1 filter PH2LF 21 Phase 2 filter VP1 22 1 supply voltage TV processor 5V 13 DECDIG 23 decoupling digital supply of TV processor XTALOUT 24 crystal oscillator output XTALIN 25 crystal oscillator input IR 26 Remote control signal input MUTE 27 Sound mute output TILT UHF 28 KEY 29 Control keys input 3 BAND2 30 Tuner Band selection output BAND1 31 Tuner Band selection output TUNING 32 tuning Voltage Vt PWM output VDDP 33 Supply to periphery 3 3V SDA 34 fl C bus data line SCL 35 _ clock line AV1 36 TV AV 1 AV2 mode Control Output AV2 37 AV1 AV2 mode Control Outp
19. ards Don t short between the LIVE side ground and ISOLATED NEUTRAL side ground or EARTH side ground when repairing Some model s power circuit is partly different in the GND The difference of the GND is shown by the LIVE side GND ISOLATED NEUTRAL side GND and EARTH side GND Don t short between the LIVE side GND and ISOLATED NEUTRAL side GND or EARTH side GND and never measure with a measuring apparatus oscilloscope etc the LIVE side GND and ISOLATED NEUTRAL side GND or EARTH side GND at the same time If above note will not be kept a fuse or any parts will be broken If any repair has been made to the chassis it is recommended that the B1 setting should be checked or adjusted See ADJUSTMENT OF B1 POWER SUPPLY The high voltage applied to the picture tube must conform with that specified in Service manual Excessive high voltage can cause an increase in X Ray emission arcing and possible component damage therefore operation under excessive high voltage conditions should be kept to a minimum or should be prevented If severe arcing occurs remove the AC power immediately and determine the cause by visual inspection incorrect installation cracked or melted high voltage harness poor soldering etc To maintain the proper minimum level of soft X Ray emission components in the high voltage circuitry including the picture tube must be the exact replacements or alternatives approved by the manufacture
20. e displayed on CRT c Adjust V SHIFT the center horizontal line correspond to CRT vertical center d Adjust H SHIFT to get the picture horizontal center correspond to CRT horizontal center Receive NTSC signal and repeat above MO and M1 adjustment M2 Menu AGC Adjustment Receive 60dB 1mV V colour bar pattern signal adjust AGC value voltage from high to low to noise reduce gradually and just disappeared point Select shipping push V V key to be shipped M3 Menu CRTout off and white balance adjustment Receive white signal a CRT cut off adjustment 1 Select SC then automatically vertical scan will be stopped 2 Adjust SCREEN control on Flyback transformer to get the darkest single horizontal line red green or blue sometimes shows more yellow more purple or more white b White balance adjustment 1 Select RD BD menu 2 Adjust RD BD to get colour temperature as x 281 y 311 c Sub Brightness adjustment Use stair case signal 1 Select SB menu 2 Adjust SB to get the darkest step being cutoff 6 a Items 2 standard UOC for export bus control adjustment item default setting Variable 2007 12 05 Preset recommendation 50HZ 60HZ 50HZ 60HZ TEST SE 0 1 Choice of test signal V SLOPE 63 32 Picture vertical center adjustment 35 V POSI 63 32 Vertical positions adjustment 40 V SIZE 63 32 Vertical amplitude adju
21. eys LOGO perpendicular position adjust 1 adjusts upward 2 get down adjustment Press 3 4 keys The LOGO level position adjust 3 is to the left adjustment 4 rightwards adjusts Press REVIEW key Withdraw LOGO editor appearance the LOGO information remembers EEPROM and return to M MODE Press again MENUJ the key can get into and can edit LOGO appearance Operate Press 1 2 keys LOGO perpendicular position adjust 1 adjusts upward 2 get down adjustment 12 Press 3 4 keys The LOGO level position adjust 3 is to the left adjustment 4 rightwards adjusts 5 6 keys The color choice of the LOGO character list 5 regulate the first color 6 regulate the second color Press 7 8 keys The LOGO character list size adjust 7 regulate the first size 8 regulate the second size Press 0 keys Delete the letter of alphabet of importation Press V key The LOGO character list choose 0 9 A Z a z SPACE Press l key Move cursor Press REVIEW key Withdraw LOGO editor appearance the LOGO information remembers EEPROM and return to M MODE 5 The ZOOM adjust At the M MODE press ZOOM key Press when screen showed ZOOM or 16 9 VOL VOL the key regulated ZOOM 16 9 of field ICs functional description UOC TDA11105 XXXX TDA11106 XXXX SYMBOL PIN DESCRIPTION IF VO 1 IF video output selected C
22. lection TEST S 0 5 50HZ RF AGC 32 Tuner AGC Takeover Point Adjustment OSD V POS Vertical position of OSD OSD H POS Horizital position of OSD OSD BRT OSD brightness SHIPPING SETUP SELECT 0 1 Select 1 press the MUTE key to M 3 M9 SUB CONT 0 63 Sub contrast SUB COLOR 0 63 Sub colour SUB SHARP 0 63 Sub sharpness SUB TINT 0 63 Sub tint BTC 0 63 COF 0 1 Cut off control range 0 normal control range 1 extended control range FRENCH ON OFF OSD language selection TURKISH ON OFF OSD language selection PORTUGUESE ON OFF OSD language selection BULGARINA ON OFF OSD language selection RUSSIAN ON OFF OSD language selection FARSI ON OFF OSD language selection ARABIC ON OFF OSD language selection RUMANIAN ON OFF OSD language selection SPANISH ON OFF OSD language selection HUNGARIAN ON OFF OSD language selection POLISH ON OFF OSD language selection CZECH ON OFF OSD language selection SLOVENE ON OFF OSD language selection CROATIAN ON OFF OSD language selection MACEDONIAN ON OFF OSD language selection SERBIAN ON OFF OSD language selection GREEK ON OFF OSD language selection VA 0 3 Vercital amplitude 0 1 System 1
23. r of the complete product Do not check high voltage by drawing an arc Use a high voltage meter or a high voltage probe with a VTVM Discharge the picture tube before attempting meter connection by connecting a clip lead to the ground frame and connecting the other end of the lead through a 10kQ 2W resitor to the anode button When service is required observe the original lead dress Extra precaution should be given to assure correct lead dress in the high voltage circuit area Where a short circuit has occurred those components that indicate evidence of overheating should be replaced Always use the 11 1 2 manufacturer s replacement components Isolation Check Safety for Electrical Shock Hazard After re assembling the product always perform an isolation check on the exposed metal parts of the cabinet antenna terminals video audio input and output terminals Control knobs metal cabinet screwheads earphone jack control shafts etc to be sure the product is safe to operate without danger of electrical shock The surface of the TV screen is coated with a thin film which can easily be damaged Be very careful with it when handle the TV Should the TV screen become soiled wipe it with a soft dry cloth Never rub it forcefully Never use any cleaner or detergent on it Dielectric Strength Test The isolation between the AC primary circuit and all metal parts exposed to the user particularly any exposed metal pa
24. ric capacity compensate Forced slicing level for vertical sync Slicing level for horizontal sync separator 0 5096 1 30 direction top sync 0 1 Group delay on CVBSI signal 0 group delay correction 1 group delay correction switched on 0 1 Sync hronization of OSD TEXT display ON OFF Black current stabilization 0 1 Disable flash protection from deflection timer O restart horizontal output after flash protection via slow start 1 restart horizontal output after flash protection with typical duty cycle x ray detection on off Fixed beam current switch off Fixed beam curuent during switch off 0 fixed beam current is 1 mA 1 fixed beam current is 2 mA Selection of left or right hand side in split Screen mode Blanking in split screen mode Enable split screen mode for demonstration of features EHT tracking mode OSVE 0 1 Black current measuring lines in overscan for vertical zoom setting 1 EVB 0 1 Extended vertical blanking IFS RED 0 1 IF Intelligent degree PWM VOL ON OFF MUTE MODE 0 2 0 internal external control 1 control 2 external control CLF 0 1 Selection internal clamp speed 0 slow 1 clamp 6 times faster BPB 0 1 Enable bypass of sound bandpass filter at mono mode 0 bandpass active for demodulator 1 sound bandpass filter bypassed BPB2
25. rt having a return path to the chassis should withstand a voltage of 3000V AC r m s for a period of one second Withstand a voltage of 1100V AC r m s to an appliance rated up to 120V and 3000V AC r m s to an appliance rated 200V or more for a periode of one second This method of test requires a test equipment not generally found in the service trade Leakage Current Check Plug the AC line cord directly into the AC outlet do not use a line isolation transformer during this check Using a Leakage Current Tester measure the leakage current from each exposed metal part of the cabinet particularly any exposed metal part having a return path to the chassis to a known good earth ground water pipe etc Any leakage current must not exceed 0 5mA AC r m s However in tropical area this must not exceed 0 2mA AC r m s Alternate Check Method Plug the AC line cord directly into the AC outlet do not use a line isolation transformer during this check Use an AC voltmeter having 1000 ohms per volt or more sensitivity in the following manner Connect a 15000 10W resistor paralleled by a 0 15 AC type capacitor between exposed metal part and a known good earth ground water pipe etc Measure the AC voltage across the resistor with the AC voltmeter Move the resistor connection to each exposed metal part particularly any exposed metal part having a return path to the chassis and measure the AC voltage acro
26. ss the resistor Now reverse the plug in the AC outlet and repeat each measurement Any voltage measured must not exceed 0 75V AC r m s This corresponds to 0 5mA AC r m s However in tropical area this must not exceed 0 3V AC r m s This corresponds to 0 2mA AC r m s AC VOLTMETER HAVING 4000CVV OR MORE SENSITIVITY PLACE THIS PROBE ON EACH EXPOSED METAL PART 1800 Q 10W GOOD EARTH GROUND TV Block diagram TDA11105 XXXX video gt Z TUNER saw IF IN RIN k RF AGC GIN lt BIN video CHROMA VIDEO CVBS Y IN 4 Video IN 24C08 CVBSIIN q __________ CVBS2 IN 4 4 SDA SCL MAOUTR MAINR MAOUTL RGB OUT h video V OUT H OUT audio e 17821 VII 130V 24V V IM 13V 13V 8V V OUT 5V 3 3V uu POWER TDA8177 UNIT um gt 200V SCREEN FOCUS audio gt Vi2 OUT2 OUT2 gt OUT1 DEEMPH ASIS SOUNO TRAP AUDCUT TUN ER DEEMPHARS AUDIO SWITCH GAVL VOLUME CONTRO AGC CIRCLIT MARATE PLL DEMODULATOR PALNTSCO FEFCAIT DECODER H DRIVE LOOP HSHIET SEP HOUT ENHANCED CAJ Pi
27. stment 20 SC 63 32 Vertical S Correction Adjustment 25 V LINE 63 32 Vertical line Adjustment 18 V SCR 63 32 Vertical S Correction R 32 H PSASE 15 32 Horizontal position adjustment 40 EW W 63 32 Horizontal amplitude adjustment 55 EW PW 63 32 E W amplitude adjustment 29 EW TC 63 32 Picture trapezoid adjustment 31 EW UCP 63 32 Picture top Cape adjustment 48 EW LCP 63 32 Picture bottom Cape adjustment 45 H BOW 63 32 Picture bow form adjustment 30 H PAR 63 32 Picture parallelogram adjustment C o 31 H BLK SW ON OFF Horizontal blank switch LI BLK L 15 7 Horizontal left blank adjust H BLK R 15 7 Horizontal right blank adjust V X 63 32 Vertical zoom step RGB 63 32 RBG hor offset TV DVD CL 0 15 Contrast level offset BLOC 0 15 Black level offset course R BIA 0 63 R OUT Amplitude Adjustment G BIA 0 63 32 G OUT Amplitude Adjustment B BIA 0 63 B OUT Amplitude Adjustment R DRV 0 63 R OUT Amplitude Adjustment G DRV 0 63 G OUT Amplitude Adjustment B DRV 0 63 B OUT Amplitude Adjustment SUB BRT 0 63 Brightness of screen line VSD 0 1 Vertical Ramp Out Stop Se
28. to the normal screen SERVICE ADJUSTMENT B1 POWER SUPPLY 1 Receive normal colour bar signal 2 Connect DC voltmeter to D551 and isolated ground 3 Adjust potentiometer in power unit to get the voltage as 110V 1 0V for 21 inch hereinafter 130 1 0V for 25 inch upwards FOCUS ADJUSTMENT 1 Receive crosshatch signal 2 While watching the screen adjust the FOCUS VR to make the vertical and horizontal lines as fine and sharp as possible BUS CONTROL ADJUSTMENT To enter BUS control mode Press TEST key on the Remote control unit of factory Customer remote control press MENU key behind in row 5 6 4 8 3 Choose a SETUP SELECT options in M2 menu Change SETUP SELECT O to SETUP SELECT 1 press MUTE key again can depend on this get into M3 M9 of design menu general factory the 5 production doesn t need to carry on M 3 adjustments of M9 In MO under M9 appearance press CALL the key can get into appearance At M under the appearance press the key can get into BUS OPEN appearance at BUS OPEN under press the key recover factory appearance Remote Hand Unit keys M1 M2 M3 Horizontal line M1 menu MENUO Geometrical adjustment Receive PAL standard Complete pattern signal Adjustment steps a Adjust V SLOPE to the center horizontal line just appeare from half bottom shadow b Adjust V SIZE to get 90 of vertical picture contents would b
29. ut STANDBY 38 In STAND BY mode high level Power OFF For Power ON this pin will be reduced to low 50 60 39 VDDC 40 Supply 3 3V GND5 41 Ground 5 VPE 42 OPT programming Voltage VDDA 43 Supply voltage 3 3V BOUT 44 Blue output GOUT 45 Green output ROUT 46 Red output BLKIN 47 black current input V guard input BCL IN 48 beam current limiter input PB 49 B input U B Y input PBinput Y3 CVBS3 50 G input Y input PR C3 51 R input V R Y input PR input YOUT 52 Y output for YUV interface Y SYNC 53 Y input for sync separator VP3 54 Supply voltage 5V GND3 55 Ground connection HOUT 56 Horizontal output FBISO 57 Flyback input sandcastle output LSR 58 Audio output R LSL 59 Audio output L C2 C3 C4 AIN5R 60 S VIDEO C IN AINS IN1R 61 R AUDIO IN CVBS2 Y2 62 AV2 VIDEO IN 14 AIN2 1INL 63 L AUDIO IN CVBS Y4 AIN5L 64 AV1 VIDEO IN AN7522 AN17821 AN7523 AN1 7823 Function audio output Symbol PIN Symbol_ PIN Function E Oui 2 Chtoupt 2 8 GND out1 3 ChiGrund voL 9 Volume Control 2 Ground 6 Ch 2 output Note AN7523 is pin 1 to 9 AN7522 is pin 1 to 12 LA9302A 8177 LA78041 LA78040 STV9325 STV9378 Function vertical output Symbo MM Function Symbo P Function avin 1 input 5 Vertical output veci 2 Powr
30. ystem of 6 0M selecting ON OFF Sound system of 5 5M selecting ON OFF Sound system of 4 5M selecting DK ON OFF Sound system of 6 5M selecting SIF PRI ON OFF Force sound system as auto search POWER REST 0 3 AC power on start selection 11 BANLANCE ON OFF AV stereo selection ON AV STEREO OFF MONO HALFTONE ON OFF Half tone select KEY OPT SANYO MEK KEY BOARD selection CURTAIN 0 2 CURTAIN selection LOGO ON OFF Logo selection B BACK ON OFF TILT ON OFF TILT selection ASM OPT 0 1 Search speed selection V MUTE P OFF ON 0 7 Select whether cutoff RGB ouput from solution whlie power off AV OUT CVBS AV output to follow the screen IF AV output has always been to follow the TV COMBO USB DVD OFF Extensions to choose KEY BOARD multiple choice test 0 1 0 Control keys input Max Limit voltage MEK KEY BOARD Function POWER MENU TV AV V V P P Voltage 0 0 4125 0 825 1 2375 1 65 2 0625 2 475 1 Control keys input Max Limit voltage SANYO KEY BOARD Function POWER MENU TV AV V V P P Voltage 2 2 1 75 0 85 1 3 0 4 0 0 4 LOGO EDIT This software LOGO is a pair of pleased words and customer to edit 2 kinds at the M MODE long press P P the key can get into a pair of pleased words editor appearance Operate Press 1 2 k
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