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Toshiba 30HF84 Service Manual

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See also: Owner's Manual
FILE NO. 050-200418

SERVICE MANUAL

COLOR TELEVISION
30HF84
DOCUMENT CREATED IN JAPAN, July, 2004

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Summary of Contents for Toshiba 30HF84

  • Page 1: Service Manual

    FILE NO. 050-200418 SERVICE MANUAL COLOR TELEVISION 30HF84 DOCUMENT CREATED IN JAPAN, July, 2004...

  • Page 2: Servicing Notices On Checking

    SERVICING NOTICES ON CHECKING 1. KEEP THE NOTICES 6. AVOID AN X-RAY As for the places which need special attentions, Safety is secured against an X-ray by consider- they are indicated with the labels or seals on the ing about the cathode-ray tube and the high cabinet, chassis and parts.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS SERVICING NOTICES ON CHECKING ..................A1-1 HOW TO ORDER PARTS ......................A1-1 IMPORTANT ..........................A1-1 TABLE OF CONTENTS ......................A2-1 GENERAL SPECIFICATIONS ....................A3-1~A3-5 DISASSEMBLY INSTRUCTIONS 1. REMOVAL OF ANODE CAP ....................B1-1 2. REMOVAL AND INSTALLATION OF FLAT PACKAGE IC ..........B2-1, B2-2 SERVICE MODE LIST ........................

  • Page 4: General Specifications

    GENERAL SPECIFICATIONS CRT Size / Visual Size 30 inch / 760mmV System CRT Type Flat (16:9) Deflection degree Magnetic Field BV/BH +0.45G/0.18G Color System NTSC Speaker 2 Speaker Position Front Bottom Size 1.8 x 3.9 Inch Impedance Sound Output 10W+10W 10%(Typical) NTSC3.58+4.43 /PAL60Hz Tuning...
  • Page 5 GENERAL SPECIFICATIONS On Screen Menu Display Menu Type Icon Picture Mode(Picture preference) Brightness Contrast Color Tint Sharpness Color Temperature Display Format Cable Clear Reset Audio Bass Treble Balance Stable Sound Speakers On/Off Dolby Virtual WOW SRS 3D WOW Focus WOW Tru Bass HDMI1 HDMI2 Reset...
  • Page 6 Timer Back-up (at Power Off Mode) more than G-10 Remote Unit RC-GR Control Glow in Dark Remocon Back Light Remocon Format Toshiba Custom Code TV:40-BFh Power Source Voltage(D.C) UM size x pcs UM-3 x 2 pcs Total Keys Keys Keys...
  • Page 7 GENERAL SPECIFICATIONS G-11 Features Auto Degauss Auto Shut Off CABLE Memory(Last CH) Memory(Last Volume) V-Chip Type USA, ORION Type SRS WOW(SRS 3D/Focus/Tru Bass) Timer(On Timer /Sleep Timer) Aspect Cinema Mode Image Tilt Direct Input Selection Auto Search CH Allocation CH Lock CH Program CH Label Just Clock Function...
  • Page 8 GENERAL SPECIFICATIONS G-13 Interface Switch Front Power Channel Up/Menu Up Channel Down/Menu Down Volume Up/Menu > Volume Down/Menu < Rear AC/DC TV/CABLE Selector Degauss Main Power SW Indicator Power Yes(RED) Stand-by On Timer Terminals Front Video Input = VIDEO3 Audio Input = VIDEO3 RCA x 2 S Input = VIDEO3 Other Terminal...

  • Page 9: Disassembly Instructions

    DISASSEMBLY INSTRUCTIONS 3. After one side is removed, pull in the opposite direction to 1. REMOVAL OF ANODE CAP remove the other. Read the following NOTED items before starting work. NOTE After turning the power off there might still be a potential Take care not to damage the Rubber Cap.

  • Page 10: Removal And Installation Of Flat Package Ic

    DISASSEMBLY INSTRUCTIONS When IC starts moving back and forth easily after REMOVAL AND INSTALLATION OF desoldering completely, pickup the corner of the IC using a FLAT PACKAGE IC tweezers and remove the IC by moving with the IC desoldering machine. (Refer to Fig. 2-3.) REMOVAL NOTE Put the Masking Tape (cotton tape) around the Flat...
  • Page 11 DISASSEMBLY INSTRUCTIONS INSTALLATION When bridge-soldering between terminals and/or the soldering amount are not enough, resolder using a Thin-tip Take care of the polarity of new IC and then install the new Soldering Iron. (Refer to Fig. 2-8.) IC fitting on the printed circuit pattern. Then solder each lead on the diagonal positions of IC temporarily.

  • Page 12: Service Mode List

    SERVICE MODE LIST This unit provided with the following SERVICE MODES so you can repair, examine and adjust easily. To enter the Service Mode, press both set key and remote control key for more than 2 seconds. Set Key Remocon Key Operations Releasing of V-CHIP PASSWORD.

  • Page 13: When Replacing Eeprom (Memory) Ic

    WHEN REPLACING EEPROM (MEMORY) IC If a service repair is undertaken where it has been required to change the MEMORY IC, the following steps should be taken to ensure correct data settings while making reference to TABLE 1. ADDRESS DATA INIT CRT ON 0010 OEC7111A_073...

  • Page 14: Electrical Adjustments

    ELECTRICAL ADJUSTMENTS 1. ADJUSTMENT PROCEDURE FUNCTION FUNCTION FUNCTION OSD H CORNER R-Y PHASE Read and perform these adjustments when repairing the CUT OFF C.PARA G-Y GAIN circuits or replacing electrical parts or PCB assemblies. H.POSI C.SAW G-Y PHASE V.POSI V.SYMM BRI.CENT CAUTION H.
  • Page 15 ELECTRICAL ADJUSTMENTS 2-3: DOUBLE FOCUS 2-5: HORIZONTAL POSITION/ HORIZONTAL SIZE Receive the cross hatch signal from the Pattern Receive the monoscope pattern. Generator. Press the MENU button. And, then press the LEFT/ Turn the F1 VR and F2 VR fully clockwise once. (Refer RIGHT button on the remote control until the PICTURE to Fig.
  • Page 16 ELECTRICAL ADJUSTMENTS 2-7: VERTICAL LINEARITY 2-10: E/W PARA Receive the crosshatch signal from the Pattern Generator. NOTE: Adjust after performing adjustments in section 2-6. Set the screen mode to FULL. After the adjustment of Vertical Linearity, reconfirm Using the remote control, set the brightness and contrast the Vertical Position and Vertical Size adjustments.
  • Page 17 ELECTRICAL ADJUSTMENTS 2-13: TINT/COLOR CENT 2-14: TILT Connect the digital voltmeter between W843 and W844. Receive the color bar pattern. Receive the crosshatch signal from the Pattern Generator. Connect the oscilloscope to TP806. Press the PIC SIZE button on the remote control to select Activate the adjustment mode display of Fig.

  • Page 18: Purity And Convergence

    ELECTRICAL ADJUSTMENTS 3. PURITY AND CONVERGENCE 3-3: STATIC CONVERGENCE ADJUSTMENTS NOTE Adjust after performing adjustments in section 3-2. NOTE Receive the crosshatch pattern from the color bar Turn the unit on and let it warm up for at least 30 generator.
  • Page 19 ELECTRICAL ADJUSTMENTS 4. ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE (WIRING CONNECTION) CP804 R842 VM COIL PCB J801 CP853 S853 S854 CP852 CP808B CRT PCB CP802B CP851B MAIN PCB AV PCB PCB J705 CP808A FB401 CP103 J709 J708 J707 J706 CP510 CP404 CP102 CP712 CP703B...

  • Page 20: Sound Amp/Front Jack

    TV BLOCK DIAGRAM CD507 DEGAUSS COIL TRANSFORMER D506, D507 F501 D510, D511 T501 AT+5V MICON1/ CD501 STEREO AT+3.3V SENC COUNT/ AT+5V CONNECTOR REGURATOR IC505 KI278R09PI D520, D521 D522, D523 TRANSFORMER D525, D526 T502 D527, D528 REGURATOR IC506 KIA431A-AT SOUND AMP/ SOUND+B FRONT JACK FEED BACK...
  • Page 21 SOUND AMP/FRONT JACK BLOCK DIAGRAM SOUND AMP IC IC1001 AN7522N VOUTP1 OAOUT1 SPEAKER SP1001 AUDIO_L INV1 OUTM1 OAOUT2 OUTM2 MICOM1/ SPEAKER STEREO AUDIO_R INV2 SP1002 VOUTP2 AUDIO_MUTE MUTE VDDA VDD1 VDD1 VDD2 SOUND+B VDD2 FRONT JACK J2204 FRONT_A_IN_R FRONT JACK FRONT_A_IN_L J2203 SYNC COUNT/...
  • Page 22 MICON1/STEREO BLOCK DIAGRAM MICON SYSTEM RESET IC101 OEC7111A IC102 PST3229NR SCL1 RESET SCL1 SDA1 SDA1 Xout D101 SDA2 31 SDA2 X103 SYNC COUNT/ EEP ROM IC 64K 16MHz CONNECTOR SCL2 28 SCL2 IC199 BR24L64F-WE2 VCC(5V) AT+5V EEPROM_SCL VCC(3.3V) 16 AT+3.3V EEPROM_SDA EEP_DATA OSD_R 32...

  • Page 23: Av/Sync Count/Connector

    AV/SYNC COUNT/CONNECTOR BLOCK DIAGRM YUV_SW YUV IC IC706 CS_IN1 IC702 NJM2584AM(TE1) NJM2584AM(TE1) J706 CP3604A IN3A IN1A IN1B IN1A IN2A IN3B IN2A +12V IN3A IN2B DAC_A_L IN2B INTRFACE DAC_A_R P.CON+5V OUT IN1B IC3401 KIA278O05PI IN3B CS_IN2 AUDIO-L J707 AUDIO-R AT+5V UNREG+8V P.CON+9V OUT UNREG+12V IC3400 KIA78R09PI...
  • Page 24 INTERFACE BLOCK DIAGRAM EEP_ROM IC3606 S-24C02BFJ-TB HDMI INTERFACE IC3605 SiI9993CTG100 CP3602 Q3603 AnBPb 15 BUFFER DSDA AnGY 12 +12V Q3604 AnRPr SYNC COUNT/ DAC_A_L BUFFER DSCL CONNECTOR HDMI DAC_A_R CONNECTOR CP3601 Q3612 Q3613 VSYNC 19 DET AUDIO-L 18 POWER AUDIO-R 17 GND L3601 ACM2012D...

  • Page 25: Interface

    MICON2 BLOCK DIAGRAM HDMI MICON IC IC3611 SST89C58-33-TQJ X3601 RXT_RST# 36 RX1_RST 11.0592MHz H_INT RX1_INT 38 VCC IC3612 SN74AHC1G08DCKR EA-/VPP Q3606 V-SYNC CSDA BUFFER 3 CSDA V_SYNC EEP ROM IC IC3608 BR24L32F-WE2 Q3609 Q3608 MUTE_CTL MUTE SW MUTE SW 2 CSCL Q3610 INTERFACE MUTE SW...

  • Page 26: Printed Circuit Boards Main

    PRINTED CIRCUIT BOARDS MAIN (INSERTED PARTS) SOLDER SIDE CP510 CD101 CD605 R404 R417 CD601 W844 C569_1 D417 W843 CP1003 W839 W045 IC602 R638 W047 R487 W826 R623 W821 D618 W025 C629 D616 IC401 W024 W055 W023 W836 R454 W001 D610 W808 W022 Q413...
  • Page 27 PRINTED CIRCUIT BOARDS MAIN (CHIP MOUNTED PARTS) SOLDER SIDE R465 R446 R409 R461 R533 R537 R534 Q510 R542 Q501 R502 Q2001 Q615 Q617 Q616 Q606 Q605 Q607 Q608 R475 Q414 Q410 R686 Q611 R684 R642 R633 Q612 Q406 Q405 Q601 R643 Q604 R627...
  • Page 28 PRINTED CIRCUIT BOARDS AV(INSERTED PARTS) AV(CHIP MOUNTED PARTS) SOLDER SIDE SOLDER SIDE RISK OF FIRE - REPLACE AS MARKED . L3402 CP712 W809 W058 D101 R006 R004 R005 C3408 W103 POWER B101 W838 W104 W805 W112 R717 CED009A F3401 W107 Q702 R715 Q716...
  • Page 29 PRINTED CIRCUIT BOARDS HD-MI (TOP SIDE) HD-MI (BOTTOM SIDE) CED011A MICON Q3603 X3601 IC3606 Q3604 Q3607 CP3604 D3602 C3642 R3619 R3631 C3643 D3613 Q3611 R3640 Q3605 R3628 L3601 R3637 W813 R3647 L3603 Q3606 D3609 W812 R3641 L3602 C3638 NTSC Q3609 Q3608 W806 L3604...
  • Page 30 PRINTED CIRCUIT BOARDS CONNECTOR (INSERTED PARTS) SOLDER SIDE SOLDER SIDE CD706 C816 W018 TP804 D807 W803 D808 W808 R824 R825 R801 C805 C804 R817 R818 W009 C815 R819 R820 HS801 Q801 CP705 W004 W815 TP805 W806 CP703A CP702A R834 D802 D801 HS802 W819...

  • Page 31: Chroma/Progressive/Pin Cushion

    WAVEFORMS CHROMA/PROGRESSIVE/ PIN CUSHION 10µs 10µs 1.0V 0.5V 1.0V DEFLECTION 20µs 10µs 10µs 2.0V 1.0V 1.0V 10µs 10µs 0.5V 1.0V 1.0V 10µs 1.0V 5.0V 0.5V SOUND AMP/ FRONT AV 10µs 20µs 200m 0.5V 1.0V NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram.

  • Page 32: Micon1

    WAVEFORMS MICON1 20ms 200m 1.0V 1.0V STEREO 20ms 0.5ms 1.0V 200mV 1.0V 10ms 20ms 1.0V 200mV 1.0V SYNC COUNT/ CONNECTOR 20µs 20ms 1.0V 1.0V 1.0V 20µs 20ms 1.0V 1.0V 1.0V NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram.

  • Page 33: Crt/Cvm

    WAVEFORMS 10µs 20µs 20µs 200mV 1.0V 1.0V 10µs 20µs 20µs 200mV 1.0V 20µs 20µs 500µs 200mV 1.0V CRT/CVM 20µs 500µs 20µs 1.0V 200mV INTERFACE MICON2 10µs 20µs 500µs 200mV 1.0V 1.0V NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram.
  • Page 34 WAVEFORMS 500µs 1.0V NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram.

  • Page 35: Mechanical Exploded View

    MECHANICAL EXPLODED VIEW PCB110 (CRT PCB ASS'Y) PCBD80 (VM COIL PCB ASS'Y) 101I 101J 101H 101D 101L 101K 101B PCB260 101K (FRONT JACK PCB ASS'Y) 101K 101A 101H 101G 101K 101E 101F 101C...
  • Page 36 MECHANICAL EXPLODED VIEW 102B 102C 102A PCB070 102C (MAIN PCB ASS'Y) PCBDJ0 (HD-MI PCB ASS'Y) IP701 SCAN CONVERTER PCBD20 (AV PCB ASS'Y)
  • Page 37 MECHANICAL EXPLODED VIEW (PACKING DIAGRAM) 128, 129, 130, 131, TM101...

  • Page 38: Mechanical Replacement Parts List

    MECHANICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description AE005277 7A7010025B FRONT CABI ASS'Y 101A AE004820 701WPJ1276 CABINET,FRONT 101B AE004821 711WPA0210 PLATE,FRONT 101C AE004822 712WPJ0870 DOOR 101D AE004823 713WPA0334 GUIDE,REMOCON 101E AE004824 7230007791 SHEET,BUTTON 101F AE004825 7230007792 AV LABEL 101G AD302008 7235490036...

  • Page 39: Electrical Replacement Parts List

    ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description RESISTORS ! R401 AE002516 R4X5T6222F R,METAL 2.2K OHM 1/6W ! R403 BZ210105 R4X5T6183F R,METAL 18K OHM 1/6W ! R405 BZ210231 R4X5T6153F R,METAL 15K OHM 1/6W ! R406 AD300039 R3X18A680J R,METAL OXIDE OHM 2W ! R408...
  • Page 40 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description CAPACITORS ! C542 BZ110053 E02LF3102M 1000 UF 25V C543 AE005232 C0390R7L3K 0.0033UF 2KV R ! C545 AE004799 E61SFC221M 220 UF 200V ! C548 BZ110055 E5EZF4102M 1000 UF 35V C549 BZ110183 C03L0R7W2K 820 PF 2KV R...
  • Page 41 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description DIODES ! D532 BZ410010 D28T21DQN9 DIODE,SCHOTTKY 21DQ09N-TA2B1 ! D533 BZ410010 D28T21DQN9 DIODE,SCHOTTKY 21DQ09N-TA2B1 ! D534 AE003872 DOU002720M DIODE,VARISTA DSS-272M-S00B D535 AE003870 D97U04R31B DIODE,ZENER MTZJ4.3B T-77 ! D536 AD301980 D2CF2016L0 DIODE,SILICON FE201-6L49 ! D537...

  • Page 42: Electrical Replacement Parts List

    ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description IC101 AE004804 I56F57111A OEC7111A IC102 79097849 I9UF032290 PST3229NR IC199 AE004811 S3R4010E01 MEMORY DATA BR24L64F-WE2 ! IC401 BZ611117 I03TD80410 LA78041 ! IC402 AD302356 I03S065100 LA6510 ! IC501 AE002809 000220002W PHOTO COUPLER PS2561AL1-1-V(W) ! IC502 AE003907...
  • Page 43 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description TRANSISTORS Q702 BZ510108 TAAA1504SY TRANSISTOR,SILICON KTA1504S_Y_RTK Q703 BZ510108 TAAA1504SY TRANSISTOR,SILICON KTA1504S_Y_RTK Q704 BZ510109 TCAA3875SY TRANSISTOR,SILICON KTC3875S_Y_RTK Q705 BZ510109 TCAA3875SY TRANSISTOR,SILICON KTC3875S_Y_RTK Q706 BZ510108 TAAA1504SY TRANSISTOR,SILICON KTA1504S_Y_RTK Q708 BZ510109 TCAA3875SY TRANSISTOR,SILICON KTC3875S_Y_RTK Q709...
  • Page 44 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description COILS &TRANSFORMERS L805 BZ310001 021673101J COIL 100 UH L806 BZ310002 021673101K COIL 100 UH L807 BZ310002 021673101K COIL 100 UH L808 AD300613 02167F150J COIL L809 AD300613 02167F150J COIL L810 AD300613 02167F150J COIL...
  • Page 45 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description MISCELLANEOUS ! CD501 AE004781 1209415909 CORD,AC BUSH 9415909 ! CD507 AE004750 028R300001 COIL,DEGAUSS 8R300001 CD508 AE004951 06CU016001 CORD,CONNECTOR CU016001 CD509 AD301550 06CU2C2501 CORD,CONNECTOR CU2C2501 CD601 AE004776 06CU291901 CORD,CONNECTOR CU291901 CD603 AE004338 06CU225201...
  • Page 46 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description MISCELLANEOUS ! RY502 AE003621 0560V50118 RELAY ALKS329 ! SP1001 AE004777 070Y447002 SPEAKER S0510F02A ! SP1002 AE004777 070Y447002 SPEAKER S0510F02A ! TH502 BZ410079 DF5EL3R0A0 DEGAUSS ELEMENT ZPB45BL3R0A TM101 AD302374 07650GR010 TRANSMITTER CT-90158 ! TU001...
  • Page 47 TOSHIBA CORPORATION 1-1, SHIBAURA 1-CHOME, MINATO-KU, TOKYO 105-8001, JAPAN...

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