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Toshiba 14AR22, Service Manual

The Toshiba 14AR22 Service Manual is a comprehensive guide designed to aid users in efficiently operating and troubleshooting their Toshiba 14AR22 device. This manual provides step-by-step instructions, diagrams, and helpful tips to ensure a seamless user experience. Download this invaluable resource for free from our website today!

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14AR22

Toshiba Part No.      Part No.            Ref.No.      Description                        Toshiba Part No.       Part No.                  Ref.No.     Description

PWB-A: DUNTKA541WEA6

MAIN UNIT (Continued)

AD100577    VRS-CY1JF562J R1009    5.6k 1/16W M-Ox.
AD100570    VRS-CY1JF332J R1011    3.3k 1/16W M-Ox.
AD100513     VRD-RA2BE101J     R1013      100 1/8W        Carbon

    AD100553      VRS-CY1JF101J      R1014      100 1/16W      M-Ox.

AD100570     VRS-CY1JF332J      R1015      3.3k 1/16W     M-Ox.
AD100553     VRS-CY1JF101J      R1016      100 1/16W      M-Ox.
AD100570     VRS-CY1JF332J      R1017      3.3k 1/16W     M-Ox.
AD100553     VRS-CY1JF101J      R1020      100 1/16W      M-Ox.
AD100562     VRS-CY1JF183J      R1021      18k 1/16W      M-Ox.
AD100553     VRS-CY1JF101J      R1022      100 1/16W      M-Ox.
AD100563     VRS-CY1JF221J      R1023      220 1/16W      M-Ox.
AD100562     VRS-CY1JF183J      R1024      18k 1/16W      M-Ox.
AD100553     VRS-CY1JF101J      R1025      100 1/16W      M-Ox.
AD100565     VRS-CY1JF224J      R1026      220k 1/16W    M-Ox. 
AD100570     VRS-CY1JF332J      R1032      3.3k 1/16W     M-Ox.
AD100553     VRS-CY1JF101J      R1034      100 1/16W      M-Ox.
AD100570     VRS-CY1JF332J      R1035      3.3k 1/16W     M-Ox.
AD100570     VRS-CY1JF332J      R1036      3.3k 1/16W     M-Ox.
AD100553     VRS-CY1JF101J      R1037      100 1/16W      M-Ox.
AD100553     VRS-CY1JF101J      R1038      100 1/16W      M-Ox.
AD100564     VRS-CY1JF223J      R1039      22k 1/16W      M-Ox.
AD100553     VRS-CY1JF101J      R1040      100 1/16W      M-Ox.
AD100553     VRS-CY1JF101J      R1041      100 1/16W      M-Ox.
AD100528     VRD-RA2BE471J     R1042      470 1/8W        Carbon
AD100553     VRS-CY1JF101J      R1046      100 1/16W      M-Ox.
AD100570     VRS-CY1JF332J      R1047      3.3k 1/16W     M-Ox.
AD100572     VRS-CY1JF392J      R1050      3.9k 1/16W     M-Ox.
AD100581     VRS-CY1JF683J      R1051      68k 1/16W      M-Ox.
AD100567     VRS-CY1JF273J      R1066      27k 1/16W     M-Ox.
AD100553     VRS-CY1JF101J      R1072      100 1/16W      M-Ox.
AD100553     VRS-CY1JF101J      R1073      100 1/16W      M-Ox.

SWITCHES

AD100385    QSW-K0003AJZZ S1001    CH-up
AD100385    QSW-K0003AJZZ S1002    CH-down
AD100385    QSW-K0003AJZZ S1003     Vol-up
AD100385    QSW-K0003AJZZ S1004     Vol-down
AD100385    QSW-K0003AJZZ S1005    Picture/Preset

AD100386    QSW-K0114CEZZ S1006     Power

MISCELLANEOUS PARTS

AD100364  QFS-C3229CEZZ F701      Fuse, 3.15A

AD100387    RBLN-0091GEZZ  FB601    Ferrite Bead
AD100365    QFSHD1013CEZZ  FH701   Fuse Holder
AD100366    QFSHD1014CEZZ  FH702   Fuse Holder
AD100368 QJAKE0210CE04  J402         Jack, Video-IN
AD100369 QJAKE0210CE09  J403       Jack, Audio-IN
AD100372 QJAKF0074CEZZ  J409       Jack, AV-IN(REAR)

AD100616  QPLGN0241CEZZ  P302     Plug, 2pin (S)

 

AD100378     QPLGN0361CEZZ     P603       Plug, 3pin (TP651-3)

AD100376     QPLGN0260CEZZ     P701       Plug, 2pin (M)

AD100380     QPLGN0561CEZZ     P1002     Plug, 5pin (BC)
AD100431     RRMCU0222CEZZ    RMC1001  R/C Receiver
AD100339     LHLDW1104PEZZ                     H-wire Holder
AD100340      LHLDW1105PEZZ                     K-wire Holder
AD100344     LX-BZ0086TAFD                       Screw

AD100345     LX-BZ3049GEFD                      Screw
AD100347     LX-TZ3004CEFD                       Screw
AD100351     PRDAR0118GJFW    RDA501   Heat Sink for IC501
AD100355     PRDAR0298PEFW    RDA701   Heat Sink for IC701

TRANSISTORS

AD100425       RH-TX0        Q870     TX0110BM
AD100425       RH-TX0        Q871     TX0110BM
AD100425       RH-TX0        Q872     TX0110BM

AD100426       RH-TX0     Q883        TX0124BM
AD100426       RH-TX0        Q885     TX0124BM
AD100426       RH-TX0        Q887     TX0124BM

DIODES

AD100504      VHD1SS119//-1      D881     Diode
AD100504      VHD1SS119//-1      D882     Diode
AD100504      VHD1SS119//-1      D883     Diode

AD100504      VHD1SS119//-1      D884     Diode

AD100504      VHD1SS119//-1      D885     Diode

CAPACITORS

 [EL.··· Electrolytic]

AD100446      VCCSCY1HL471J      C871     470p 50V Ceramic
AD100446      VCCSCY1HL471J      C872     470p 50V Ceramic
AD100446      VCCSCY1HL471J      C873     470p 50V Ceramic
AD100496      VCKYPA2HB102K      C875     1000p 500V Ceramic
AD100402      RC-KZ0150CEZZ      C876     1000p 3kV Ceramic
AD100467      VCEA0A2EW106M      C878     10 250V EL.
AD100446      VCCSCY1HL471J      C880     470p 50V Ceramic
AD100495      VCKYPA1HB471K      C881     470p 50V Ceramic

AD100495      VCKYPA1HB471K      C882     470p 50V Ceramic

AD100496      VCKYPA2HB102K      C886     1000p 500V Ceramic

RESISTORS

 [M-Ox.··· Metal Oxide]

AD100573      VRS-CY1JF471J      R879     470 1/16W M-Ox.
AD100573      VRS-CY1JF471J      R880     470 1/16W M-Ox.
AD100573      VRS-CY1JF471J      R881     470 1/16W M-Ox.
AD100592      VRS-VV3DB153J      R882     15k 2W M-Ox.
AD100539      VRD-RM2HD272J      R883     2.7k 1/2W Carbon
AD100592      VRS-VV3DB153J      R884     15k 2W M-Ox.
AD100539      VRD-RM2HD272J      R885     2.7k 1/2W Carbon
AD100592      VRS-VV3DB153J      R886     15k 2W M-Ox.
AD100539      VRD-RM2HD272J      R887     2.7k 1/2W Carbon

AD100573      VRS-CY1JF471J      R888     470 1/16W M-Ox.

AD100554      VRS-CY1JF102J      R892     1.0k 1/16W M-Ox.
AD100554      VRS-CY1JF102J      R893     1.0k 1/16W M-Ox.
AD100554      VRS-CY1JF102J      R894     1.0k 1/16W M-Ox.
AD100573      VRS-CY1JF471J      R898     470 1/16W M-Ox.
AD100573      VRS-CY1JF471J      R899     470 1/16W M-Ox.

MISCELLANEOUS PARTS

AD100617        QSOCV0842CEZZ      SC881   CRT Socket

AD100340     LHLDW1105PEZZ       P882      Connecting Cord(K-wire)

AD100339      LHLDW1104PEZZ       P884      Connecting Cord(H-wire)

PWB-B: DUNTKA542WEA2

CRT UNIT

AD100340       LHLDW1105PEZZ       P1001     CABLE BASE (5 
PINS)

AD100035      QPLGN0269GEZZ       P702        PLUG (2 PINS) 

AD100339      LHLDW1104PEZZ       P602        CABLE BASE (4 PINS)

AD100039      QPLGN0660CEZZ       P601        PLUG (6 PINS)

Summary of Contents for 14AR22

Page 1: ...TOSHIBA FILE NO 050 200216 SERVICE MANUAL COLOR TELEVISION 14AR22 DOCUMENT CREATED IN JAPAN Aug 2002 AUT OVOLT AGE V OL ...

Page 2: ...F THE SET 27 Page CONTENTS MODEL POWER INPUT 110 220 V AC 50 60 Hz POWER RATING 53 W PICTURE SIZE 574cm2 88 97sq inch CONVERGENCE Magnetic SWEEP DEFLECTION Magnetic FOCUS Hi Bi Potential Electrostatic INTERMEDIATE FREQUENCIES Picture IF Carrier Frequency 45 75 MHz Sound IF Carrier Frequency 41 25 MHz Color Sub Carrier Frequency 42 17 MHz Nominal AUDIO POWER OUTPUT RATING 0 9W at 10 distortion ELEC...

Page 3: ...es not exceed the specified value and that it is regulating correctly 5 Do not use a picture tube other than that specified or make unrecommended circuit modifications to the high voltage circuitry 6 When trouble shooting and taking test measurements on a receiver with excessive high voltage avoid being unnecessarily close to the receiver Do not operate the receiver longer than is necessary to loc...

Page 4: ...rks mechanical insulators and etc 3 To be sure that no shock hazard exists check for leakage current in the following manner Plug the AC cord directly into a 110 220 volt AC outlet Do not use an isolation transformer for this test Using two clip leads connect a 1 5k ohm 10 watt resistor paralleled by a 0 15µF capacitor in series with all exposed metal cabinet parts and a known earth ground such as...

Page 5: ...l CHANNEL UP DOWN Selects next higher channel Selects next lower channel VOLUME UP DOWN Increases sound Decreases sound POWER Press On Press again Off Basic Remote Control Functions POWER Press On Press again Off REMOTE KEYPAD Accesses any channel from keypad RET UR N Returns to previous channel VOLUME UP DOWN Increases sound Decreases sound In menu mode changes or selects the TV adjustments MUTE ...

Page 6: ... 5 V 5 Apply external 27 9V DC at TP653 by using an external DC supply TV must be shut off 6 To reset the protector unplug the AC cord and make a short circuit between TP651 and TP652 Now make sure that normal picture appears on the screen 7 If the operation of the horizontal oscillator does not stop in step 5 the circuit must be repaired before the set is returned to the customer HIGH VOLTAGE CHE...

Page 7: ...t menu to ensure customer controls are in their proper reset position 2 Service item selection Once in the service mode press the Ch up or Ch down button on the remote controller or at the set The service adjustment item will vary in increments of one Select the item you wish to adjust 3 Data number selection Press the Vol up or down button to adjust the data number To enter the service mode and e...

Page 8: ...RI SUB SHARPNESS SUB SHP MAX HOTEL VOLUME HTL VOL HOTEL PROGRAM NO HTL PRG BLUE BACK CONTRAST BB CON OSD GRB REFERENCE RGB BLACK LEVEL OFFSET R CUT R BLACK LEVEL OFFSET G CUT G CATHODE DRIVE LEVEL CDL AGC GEOMETRIC MODE AGC TAKE OVER POINT AGC VERTICAL SLOPE V LIN VERTICAL AMP V AMP VERTICAL SHIFT V CENT VERTICAL ZOOM V ZOOM HORIZONTAL SHIFT H CENT EAST WEST WIDTH H SIZE HORIZONTAL PARALLELOGRAM E...

Page 9: ... FFI ENABLE VERTICAL GUARD EVG EHT TRACKING MODE EHT OVERSCAN SWITCH OFF OSO AUTO COLOUR LIMIT ACL FORCED COLOUR ON FCO VIDEO MUTE AT IDENT LOSS VMI VIDEO MUTE AT PROGRAM SOURCE CHANGE VMC HOTEL MODE HTL GAIN FM DEMODULATOR BTSC CHARGE PUMP CP FM WINDOW SELECTION FMWS SOUND MUTE BIT 0 SM0 SOUND MUTE BIT 1 SM1 IF AGC SPEED BIT 0 AGC0 IF AGC SPEED BIT 1 AGC1 PHI 1 TIME CONSTANT FOR FE FOA FE PHI 1 T...

Page 10: ...S 0 63 32 FIX must be 24 HTL VOL MAX HOTEL VOLUME 0 63 32 FIX HTL PRG HOTEL PROGRAM NO 0 125 or 125 for none 255 FIX BB CON BLUE BACK CONTRAST 0 15 10 FIX must be 5 RGB OSD GRB REFERENCE 0 15 15 FIX must be 15 CUT R BLACK LEVEL OFFSET R 0 63 32 ADJ CUT G BLACK LEVEL OFFSET G 0 63 32 ADJ CDL CATHODE DRIVE LEVEL 0 15 0 FIX must be 2 DL TV Y D TIME TV YD 0 15 12 FIX must be 2 DL AV Y D TIME AV YD 0 1...

Page 11: ...nable 0 FIX SPEAKER SPEAKER ON OFF 0 disable or1 enable 0 FIX FAO FIXED AUDIO OUT 0 disable or1 enable 0 FIX VIEW TM VIEW TIMER 0 disable or1 enable 1 FIX 14LK22 1 14MR10 0 FRENCH FRENCH LANGUAGE 0 disable or1 enable 0 FIX EZ SETUP EZ SETUP AUTOPRESET 0 AUTOPRESET or 1 FIX 1 EZ SETUP W TEMP WHITE TEMP OR FAVORITE COLOR 0 FC or 1 WT 0 FIX AV AV ENABLED OR DISABLED 0 without ext source or 0 FIX 1 wi...

Page 12: ...key till the picture is centered 1 Call the V AMP mode 2 Increase or decrease V AMP by Volume key to set overscan of 10 0 typical Adjustment Spec 10 0 range 1 FIXED DATA NO NEED TO ADJUST 1 Call the H CENT mode 2 Increase or decrease H CENT by Volume key to center the picture horizontal 1 2 3 4 5 Focus adjustment 1 Receive the Monoscope Pattern signal 2 Press R C to set Picture NORMAL condition 3 ...

Page 13: ...ightly brighter than line 1 2 and 3 and finally line 5 will be the brighter than line 4 2 1 2 3 are in same black level WHITE BAL ANCE SERV ICE MODE ADJ I2C BUS CONTROL 3 11 600 K X 0 273 Y 0 280 MINOLTA COLOUR ANALYZER CA 100 NOTE Above DATA can be UP DOWN by volume key LOW HIGH 14 1 8cd m2 115cd m2 11 600 K DRI GW DRI GS DATA 5 DRI BW DRI BS DATA 5 1 Receive the Monoscope Pattern signal 2 Press ...

Page 14: ...13 14AR22 CHASSIS LAYOUT 6 5 4 3 2 1 A B C D E F G H ...

Page 15: ...14 14AR22 6 5 4 3 2 1 A B C D E F G H BLOCK DIAGRAM ...

Page 16: ...ard gated color bar signal the tint setting adjusted for proper color The wave shapes at the red green and blue cathodes of the picture tube depend on the tint color level and picture control 2 indicates waveform check points See chart waveforms are measured from point indicated to chassis ground å AND SHADED COMPONENTS SAFETY RELATED PARTS MARK X RAY RELATED PARTS This circuit diagram is a standa...

Page 17: ...17 14AR22 16 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM MAIN UNIT ...

Page 18: ...17 14LK22 16 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM MAIN UNIT ...

Page 19: ...17 14LK22 16 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM MAIN UNIT ...

Page 20: ...18 14AR22 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM CRT Units ...

Page 21: ...19 14AR22 6 5 4 3 2 1 A B C D E F G H PWB B CRT Unit Wiring Side PWB B CRT Unit Chip Parts Side PRINTED WIRING BOARD ASSEMBLIES ...

Page 22: ...20 14AR22 6 5 4 3 2 1 A B C D E F G H PWB A MAIN Unit Wiring Side ...

Page 23: ...21 14AR22 6 5 4 3 2 1 A B C D E F G H PWB A MAIN Unit Chip Parts Side ...

Page 24: ...D601AR 1 Q253 D601A AD100310 VS2SD601AR 1 Q254 D601A AD100596 VS2SC3207 1 Q601 C3207 AD100597 VS2SD2586 1E Q602 D2586 AD100595 VS2SC3198 G 1 Q603 C3198 G AD100595 VS2SC3198 G 1 Q751 C3198 G AD100595 VS2SC3198 G 1 Q752 C3198 G AD100301 VS2SB709AR 1 Q801 B709A AD100301 VS2SB709AR 1 Q802 B709A DIODES AD100423 RH EX0676GEZZ D201 Zener Diode 33V AD100504 VHD1SS119 1 D302 Diode å AD100409 RH DX0302CEZZ ...

Page 25: ...r AD100465 VCEA0A1HW475M C602 4 7 50V EL AD100460 VCEA0A1HW105M C603 1 0 50V EL AD100467 VCEA0A2EW106M C604 10 250V EL AD100496 VCKYPA2HB102K C605 1000p 500V Ceramic AD100633 VCFPVC2DB684J C606 0 33 200V M Poly AD100634 VCFPVC3ZA532H C607 5300p 1 5kV M Poly AD100496 VCKYPA2HB102K C608 1000p 500V Ceramic AD100454 VCEA0A1CW108M C610 1000 16V EL AD100459 VCEA0A1EW476M C611 47 25V EL AD100458 VCEA0A1C...

Page 26: ... VRD RM2HD102J R502 1 0k 1 2W Carbon AD100648 VRN RL3DB2R7J R503 2 7 2W M Film AD100561 VRS CY1JF181J R504 180 1 16W M Ox AD100554 VRS CY1JF102J R505 1 0k 1 16W M Ox AD100653 VRS RG3AB331J R506 330 1W M Ox AD100544 VRN RL3AB1R0J R507 1 0 1W M Film AD100524 VRD RA2BE333J R510 33k 1 8W Carbon AD100561 VRS CY1JF181J R511 180 1 16W M Ox AD100534 VRD RM2HD100J R512 10 1 2W Carbon AD100524 VRD RA2BE333J...

Page 27: ...P603 Plug 3pin TP651 3 AD100376 QPLGN0260CEZZ P701 Plug 2pin M AD100380 QPLGN0561CEZZ P1002 Plug 5pin BC AD100431 RRMCU0222CEZZ RMC1001 R C Receiver AD100339 LHLDW1104PEZZ H wire Holder AD100340 LHLDW1105PEZZ K wire Holder AD100344 LX BZ0086TAFD Screw AD100345 LX BZ3049GEFD Screw AD100347 LX TZ3004CEFD Screw AD100351 PRDAR0118GJFW RDA501 Heat Sink for IC501 AD100355 PRDAR0298PEFW RDA701 Heat Sink ...

Page 28: ...017CEZZ Plug PACKING PARTS NOT REPLACEMENT ITEM AD100711 SPAKCA198WJZZ Packing Case AD100628 SPAKP0104GJZZ Wrapping Paper AD100629 SPAKX0123GJZZ Buffer Material MISCELLANEOUS PARTS CABINET PARTS AD100667 CCABAA105WEH0 1 Front Cabinet Ass y Not Available 1 1 Front Cabinet AD100609 JBTN 0127GJSA 1 2 Power Button AD100349 MSPRC0005PEFW 1 3 Power Spring AD100608 JBTN 0126GJSA 1 4 Control Button AD1006...

Page 29: ...No Description Code PACKING OF THE SET REAR Use 12 staples fix the packing case Use tape to fix top side of pack case Packing Case FRONT Buffer Material Wrapping Paper Polyethylene Bag Operation Manual Infrared R C Unit Batteries MARK Not Replacement Items ...

Page 30: ...TOSHIBA CORPORATION 1 1 SHIBAURA 1 CHOME MINATO KU TOKYO 105 8001 JAPAN ...

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