Worth Data LZ202-RF Wartungshandbuch

FILE NO. 020-200001SERVICE MANUALPRINTED IN U.S.A. Jan., 2000 UCOLOR TELEVISIONN8PS Chassis(TAC9871)(TAC9871)TOSHIBA CORPORATION1-1, SHIBAURA 1-CHOME,

– 10 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONSWARNING: BEFORE SERVICING THIS CHASSIS, READ THE "X-RAY RADIATION PRECAUTION", "SAFETY PR

– 11 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONS1. ENTERING TO SERVICE MODEMSAdjustment modePressPressService modeItemDataSMSERVICE MODE1) Press CHANN

– 12 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONS4. SELECTING THE ADJUSTING ITEMS1) Every pressing of CHANNEL s button in the service mode changes the a

– 13 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONS8. SELF DIAGNOSTIC FUNCTION1) Press “9” button on Remote Control during display of adjustment menu in t

– 14 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONSDESIGN MODE1. ENTERING TO DESIGN MODEITEMDATAS DPress(Design mode) (Adjustment mode)Press3) Press MENU

– 15 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONSITEMS NAMES SETTINGINPUT MEASURING MEASURINGADJUSTING METHODSADJUSTMENTSIGNALS POINTS INSTRUMENTSSTANDAR

– 16 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONSITEM ADJUSTMENT PROCEDURESUB-BRIGHTNESS(BRTC)1. Constrict the picture height until the verti-cal retrace

– 17 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONSITEM ADJUSTMENT PROCEDUREWHITE BALANCE(RCUT)(BCUT)(RDRV)(BDRV)1. Press RESET button on TV or remote hand

– 18 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONSCONVERGENCE ADJUSTMENTAdjust convergence from center to circumference in order.RCUT40H2. Press “7” butto

– 19 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONSAdjusting Dimension of Each Picture Screen (65")65 inches 16:9 screen size:• Horizontal 1442 mm• Ve

– 2 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONSTABLE OF CONTENTS CHAPTER 1 GENERAL ADJUSTMENTSSAFETY INSTRUCTIONS ...

– 20 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONS(3) 525P (STANDARD)V. SPAN 48.5 mmH. SPAN 89.5 mm447.5268.5537537447.589.589.5268.50339.5184184291

– 21 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONS614614307102.3511.5614307102.3511.50293.5251.5125.5293.5251.5125.50614.0290.094.5502.0614.0290.094.5502.

– 22 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONS3. 525P (STANDARD)V. SPAN 41.9 mmH. SPAN 77 mm38523146246238577772310293.5158158251.5125.50251.

– 23 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONSNOTESIn many cases, color misconvergence may be corrected by returning HIT and WID data to initial adjus

– 24 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONSSCREEN AND MIRROR ALIGNMENTSINSERTOUT SIDEINSIDE0 to 1 mm<INSIDE>LENSBLACK STRIPESSMOOTHBLACK S

– 25 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONSCIRCUIT CHECKSHIGH VOLTAGE CHECKCAUTION: Checking should be done following the steps be-low.1. Connec

– 26 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONSSETTING & ADJUSTING DATADataHIGH VOLTAGE AT ZERO BEAM: (A) 31.0 kVMAX HIGH VOLTAGE:(B) 31.3 kVTab

– 27 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONSIN—VIDEO 3S-VIDEORESETVIDEOAUDIOL/MONO RINFOMENU/OKENTERPOWERTV/SATVOLUME CHANNELTV set (Replacementive:

– 28 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONSSETUPTITLESUBTITLEAUDIOPOPCHMENUSKIP—SKIP+FETCHWHOGUIDEINFO1 324 657 98OK0ACEGBDFHCH VOLOK(ENTER)MUTEREC

– 29 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONSPROGRAMMING CHANNEL MEMORYThe channel memory is the list of TV channel numbers the TV tunes when you pre

– 3 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONSMany electrical and mechanical parts in this chassis have special safety-related characteristics. These c

– 30 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONSTHIS PAGE ISINTENTIONALLY LEFTBLANK.

CIRCUIT BLOCK DIAGRAM– 31 – – 32 –DM-1 POWERDM-1 POWERDM-1 POWERDM-1 POWER TUNER/LINKTUNER/LINKTUNER/LINKTUNER/LINKA/V DECODERA/V DECODERA/V DECODER

– 33 –– 34 –MECHANICAL DISASSEMBLY1 Speaker Grille Removal 2 Control Panel Removal3 Front Mask Removal4 Shield Plate, Lens Removal 5 Mirror Removal6

– 35 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONSWARNING: BEFORE SERVICING THIS CHASSIS, READ THE “X-RAY RADIATION PRECAUTION”, “SAFETYPRECAUTION” AND “P

– 36 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionC419 24095732 PF, 3.3?F, ±10%, 250VC420 24214332 CD, 3300pF

– 37 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionC722 24436820 CD, 82pFC726 24212102 CD, 1000pF, ±10%C727 24

– 38 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionC2212 24794470 EL, 47?F, ±20%, 16VC2213 24232103 CD, 0.01?F

– 39 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionC7725 24668331 EL, 330?F, ±20%, 35VC7726 24212102 CD, 1000p

– 40 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionCH80 24794100 EL, 10?F, ±20%, 16VCH81 24794100 EL, 10?F, ±2

– 41 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionCH241 24092293 Chip, 0.1?F, +80%, -20%, 25VCH242 24092293 C

– 4 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONSCRT ASSEMBLY REPLACEMENT AND MOUNTINGCAUTION : DO NOT LOOSEN THE HEX HEAD BOLTS WITH SPRINGS (12 PCS), BE

– 42 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionCS216 24206010 EL, 1?F, ±20%, 50VCS217 24567273 PF, 0.027?F

– 43 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionCX130 24781101 Chip, 100pF, SLCX131 24781390 Chip, 39pF, SL

– 44 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionCX366 24092293 Chip, 0.1?F, +80%, -20%, 25VCX367 24092293 C

– 45 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionCX532 24781181 Chip, 180pF, SLCX541 24781151 Chip, 150pF, S

– 46 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionCY331 24092441 Chip, 1?F, +80%, -20%, 16VCY332 24092441 Chi

– 47 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionCZ225 24781100 Chip, 10pF, ±0.5pF%, SLCZ226 24781390 Chip,

– 48 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionR387 24366562 CF, 5600 ohmR392 24383331 OMF, 330 ohm, 2WR39

– 49 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionR545 24366182 CF, 1800 ohmR546 24366182 CF, 1800 ohmR547 24

– 50 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionR913 24942471 CC, 470 ohm, 1/2WR914 24366222 CF, 2200 ohmR9

– 51 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionR2311 24366473 CF, 47k ohmR2311 24872330 Chip, 33 ohm, 1/16

– 5 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONSTO REMOVE CRT (Same procedure for R, G, B)1. Remove CRT DRIVE Board, S. V. M. COIL and DEF.YOKE from CRT.

– 52 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionR4046 24942104 CC, 100k ohm, 1/2WR4052 24000147 MF, 470 ohm

– 53 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionRA02 24366102 CF, 1k ohmRA03 24366102 CF, 1k ohmRA04 243661

– 54 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionRH041 24872101 Chip, 100 ohm, 1/16WRH042 24872101 Chip, 100

– 55 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionRR74 24366102 CF, 1k ohmRR75 24366102 CF, 1k ohmRR76 243661

– 56 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionRV41 24366472 CF, 4700 ohmRV42 24366561 CF, 560 ohmRV43 243

– 57 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionRX137 24872101 Chip, 100 ohm, 1/16WRX138 24872821 Chip, 820

– 58 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionRX411 24872102 Chip, 1k ohm, 1/16WRX412 24872102 Chip, 1k o

– 59 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionRY10 24872102 Chip, 1k ohm, 1/16WRY20 24872101 Chip, 100 oh

– 60 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionRY388 24872622 Chip, 6200 ohm, 1/16WRY390 24872102 Chip, 1k

– 61 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionRZ243 24872220 Chip, 22 ohm, 1/16WRZ244 24872102 Chip, 1k o

– 6 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONS2. Enter the adjustment mode (see page 11).3. Adjust the centering magnets for the RED, GREEN,and BLUE co

– 62 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionL924 23289150 Coil, Peaking, TRF4150AFL961 23238714 Coil, P

– 63 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionLF64 23103888 Chip (Ferrite Bead),TEM2131AMLF65 23103888 Ch

– 64 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionLX541 23238718 Coil, Peaking, TRF4479AJLX804 23238562 Coil,

– 65 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionQ302 B0384625 IC, TA8859CPQ303 23114528 Transistor, 2SC1740

– 66 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionQ844 A6317440 Transistor, 2SC1815-YQ845 A6317440 Transistor

– 67 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionQQ04 A6002040 Transistor, RN1204QQ05 A6002040 Transistor, R

– 68 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionQX402 23314347 Transistor, IMX2 T108QX414 B0488966 IC, TC74

– 69 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionD413 23118056 Diode, AG01D430 23118056 Diode, AG01D431 2311

– 70 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionD933 23118859 Diode, 1SS133D934 23118859 Diode, 1SS133D936

– 71 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionBB51 23903022 Socket, 8PBB70 23903022 Socket, 8PBB71 239030

– 7 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONS(6) Reconfirm that the alignment, astigmatism, andcentering are correct. If necessary, repeat the steps(1

– 72 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionPF15 23367815 Plug, 18PPF18 23713034 Plug, 9PPF19 23713036

– 73 –SPECIFIC INFORMATIONS LocationNo.Part No. Description LocationNo.Part No. DescriptionPICTURE TUBEPICTURE TUBEPICTURE TUBEPICTURE TUBEPICTURE TUB

– 74 –SPECIFIC INFORMATIONSTHIS PAGE ISINTENTIONALLY LEFTBLANK.

– 75 – –76 –SIGNAL BOARD PB9098BOTTOM (FOIL) SIDEP497P512C105LD01Q612D611D612R687C612HY01L112L111CS117QS101CS115CS116RS101RS102RS111RS115QS104QS10

– 77 –– 78 –POWER BOARD PB9114BOTTOM (FOIL) SIDEBB110BB120BB130T861P802D899P803C801T805C807C808T804T801C804C809C810T802C803SR83SR85R816R815SR81D84

– 79 –– 80 –DEF BOARD PB9097BOTTOM (FOIL) SIDECR BLOCKB1-V-0 T-DT461BB50P497BB70Z450C494Z470Q416C407T411P404C428P403P402P401C406D412T462L441Q404T4

– 81 –– 82 –CONV-OUT BOARD PB9117BOTTOM (FOIL) SIDEBB131P718P719BR7725R7735R7730R7722C7732R7732C7740R7727C7737C7736C7735R7731R7736R7726R7718C7730C

– 83 –– 84 –REAR A/V BOARD PB9100BOTTOM (FOIL) SIDEB1-V-0 T-DPV03PV01PV05PV06PV08S602QV01LY22QV43QV42QV41QV40RV44CV42RV43RV41RV40RV46RV45RV48RV47

– 85 –– 86 –OSD/MICON BOARD PB9099BOTTOM (FOIL) SIDE1643233+++BEBEBEBBEBEEB31BEBE+121+22421234567+12345612345BE18916+23456789101112131415161718192

– 87 –CRT DRIVE (R) BOARD PB9102-1BOTTOM (FOIL) SIDEG2G1KHHSCREENRED-DRIVEREDB1-V-0 T-DR937R936R903V901AC901C906Q902R907C903D901C902R932R931Q901R

– 8 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONSLOCATION OF SCREEN AND FOCUS VR’SSCREEN VRFOCUS VRRGBSpeaker grille6 Screws2. Select the adjustment mode,

– 88 –CRT DRIVE (B) BOARD PB9102-3BOTTOM (FOIL) SIDEAUDIO OUT BOARD PB8281BOTTOM (FOIL) SIDEG2G1KHHSCREENBLUE-DRIVEBLUEB1-V-0 T-DP916BV903AC

– 89 –FRONT-CONTROL BOARD PB9102-4BOTTOM (FOIL) SIDEFRONT A/V BOARD PB9102-5BOTTOM (FOIL) SIDESVM BOARD PB9102-6BOTTOM (FOIL) SIDECH UPCH

– 90 –NF/FRONT BOARD PB9109-1BOTTOM (FOIL) SIDENF/TOP BOARD PB9109-2BOTTOM (FOIL) SIDETCL-751PF04PF03PF02PF01PF11PF10PF09PF08PF07PF06PF0512112

– 91 –UPCON BOARD PB9111BOTTOM (FOIL) SIDERX452RX442JX442LX502LX501RX441JX441RX451JX451RX401JX401RX545RX153QX144CX141QX142RX803CX822 CX823ZX822RX1

– 92 –SUB-POWER BOARD PB9101BOTTOM (FOIL) SIDEB1-V-O T-DP804P813T870C851P806Z801C858123412313CAUTION LIVE AREAD882P808C8300C853C854Z802P812D8300SR

– 93 –DIGI-CONV BOARD PB7296GBOTTOM (FOIL) SIDEYCS/DUAL BOARD PB7297BOTTOM (FOIL) SIDE16116116198116898169QH140QH160LH005CH013CH012LH004CH1468

– 94 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONSTERMINAL VIEW OF TRANSISTORS1 2SD2253 (old)2SC52432 2SC38522SD1763A2SC15692SC45442SA17882SA1306

– 95 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONS∗ Please refer to owner's manual in detail.SPECIFICATIONSTELEVISION SYSTEM NTSC standardATSC standa

FILE NO. 020-200001SERVICE MANUALPRINTED IN U.S.A. Jan., 2000 UCOLOR TELEVISIONN8PS Chassis(TAC9871)(TAC9871)TOSHIBA CORPORATION1-1, SHIBAURA 1-CHOME,

– 9 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONSREPLACEMENT OF THE CRTService parts are provided for each R, G and B.The contents of the parts are as fol