Disney DT1900-PSM Service Manual
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Disney DT1900-PSM Service Manual

Disney DT1900-PSM Service Manual

Color television receiver
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DT1900-P-A

SERVICE MANUAL

COLOR TELEVISION RECEIVER
ORIGINAL
MFR'S VERSION A
Design and specifications are subject to change without notice.

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Summary of Contents for Disney DT1900-PSM

  • Page 1: Service Manual

    DT1900-P-A SERVICE MANUAL COLOR TELEVISION RECEIVER ORIGINAL MFR’S VERSION A Design and specifications are subject to change without notice.

  • 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: About Lead Free Solder (Pbf)

    ABOUT LEAD FREE SOLDER (PbF) Distinction of PbF PCB: PCBs (manufactured) using lead free solder will have a PbF printing on the PCB. (Please refer to figures.) Caution: • Pb free solder has a higher melting point than standard solder; Typically the melting point is 86°F~104°F(30°C~40°C) higher.

  • Page 4: Table Of Contents

    CONTENTS SERVICING NOTICES ON CHECKING ......................A1-1 HOW TO ORDER PARTS ..........................A1-1 IMPORTANT ..............................A1-1 ABOUT LEAD FREE SOLDER (PbF) ......................A1-2 CONTENTS ..............................A2-1 GENERAL SPECIFICATIONS .......................... A3-1~A3-4 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 5: General Specifications

    GENERAL SPECIFICATIONS CRT Size / Visual Size 19 inch / 480mmV System CRT Type Normal Magnetic Field BV/BH +0.45G/0.18G Color System NTSC Speaker 2Speaker Position Size 3 Inch Impedance Sound Output 0.5+0.5 W 10%(Typical) NTSC3.58+4.43 /PAL60Hz Tuning Broadcasting System System M System Tuner and System...
  • Page 6 GENERAL SPECIFICATIONS Stereo,Audio Output,SAP Video Color Stream Channel(TV/Cable) CH Label Sleep Timer Sound Mute V-chip Rating English French Spanish OSD Language Sleep Timer Max Time 120 Min Clock and Timer Step On/Off Timer Program(On Timer / Off Timer) Wake Up Timer Timer Back-up (at Power Off Mode) more than Unit...
  • Page 7 GENERAL SPECIFICATIONS Type USA,ORION Type Auto Search CH Allocation StereoTV Sound (Ext Audio Input Only) Channel Lock Just Clock Function Game Position CH Label VM Circuit Full OSD Premiere Comb Filter Lines Auto CH Memory Hotel Lock Closed Caption Stable Sound Energy Star Power On Memory Favorite CH...
  • Page 8 GENERAL SPECIFICATIONS Audio Input(Rear1) RCA x 2 Audio Input(Rear2) Video Output Audio Output Euro Scart Color Stream Diversity Ext Speaker DC Jack 12V(Center +) VHF/UHF Antenna Input F Type AC Outlet G-14 Set Size Approx. W x D x H (mm) 510.0 x 442.5 x 543 510.0 x 442.5...

  • 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 REMOVAL AND INSTALLATION OF When IC starts moving back and forth easily after desoldering completely, pickup the corner of the IC using FLAT PACKAGE IC a tweezers and remove the IC by moving with the IC desoldering machine. (Refer to Fig. 2-3.) REMOVAL NOTE Put Masking Tape (cotton tape) around the Flat Package...
  • Page 11 DISASSEMBLY INSTRUCTIONS INSTALLATION When bridge-soldering between terminals and/or the soldering amount are not enough, resolder using a Thin- Take care of the polarity of new IC and then install the tip Soldering Iron. (Refer to Fig. 2-8.) new 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 is 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 1 second. Set Key Remocon Key Operations Releasing of V-CHIP PASSWORD.

  • Page 13: Electrical Adjustments

    ELECTRICAL ADJUSTMENTS BEFORE MAKING ELECTRICAL 2. BASIC ADJUSTMENTS ADJUSTMENTS 2-1: VIF VCO Read and perform these adjustments when repairing the Place the set in Aging Test for more than 10 minutes. circuits or replacing electrical parts or PCB assemblies. Receive an 80dB monoscope pattern. CAUTION Connect the digital voltmeter between the pin 5 of CP601 and the GND.
  • Page 14 ELECTRICAL ADJUSTMENTS 2-6: SUB TINT/SUB COLOR 2-8: VERTICAL SHIFT Receive the color bar pattern. (RF Input) Receive the monoscope pattern. Connect the oscilloscope to pin 6 of CP601 or TP023. Activate the adjustment mode display of Fig. 1-1 Activate the adjustment mode display of Fig. 1-1 and and press the channel button (07) on the remote press the channel button (22) on the remote control to control to select "V.SFT".
  • Page 15 ELECTRICAL ADJUSTMENTS 2-12: SUB CONTRAST Activate the adjustment mode display of Fig. 1-1 and press the channel button (17) on the remote control to select "CONT MAX". Press the VOL. UP/DOWN button on the remote control until the contrast step No. becomes "80". Receive a broadcast and check if the picture is normal.
  • Page 16 ELECTRICAL ADJUSTMENTS 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. minutes before performing the following adjustments.
  • Page 17 ELECTRICAL ADJUSTMENTS 4. ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE (WIRING CONNECTION) CP806 J801 TP023 TP022 CP802B CRT PCB J704 CP601 FB401 TU001 L503 DEGAUSS COIL FRONT JACK PCB J1151 S1152 S1153 CP101 S501B FRONT JACK PCB S501A J1150 CP1001 S1150 S1151 J701 J702 J703...

  • Page 18: Block Diagram

    BLOCK DIAGRAM TUNER/AV1/AV2 Lch SW IC TUNER/AV1/AV2 Rch SW IC VIDEO SW IC IC701 NJM2534V(TE2) IC702 NJM2534V(TE2) J701 IC703 MM1501XNRE J703 J702 J704 SOUND AMP IC(Rch) IC1001 AN7513 CHROMA IC IC601 M61250BFP MEMORY IC HEADPHONE JACK TU001 IC199 J1001 BR24L02F-WE2 51 AUDIO OUT 38 EXT C IN RF AGC OUT...

  • Page 19: Printed Circuit Boards Main/Crt/Operation/Front Jack

    PRINTED CIRCUIT BOARDS MAIN/CRT/OPERATION/FRONT JACK (INSERTED PARTS) SOLDER SIDE CD2001 CEE166A J1151 J1150 Q802_1 R805_1 L607 R628 Q606 R606 R803_1 C002 R616 Q801_1 R604 R632 TP001 CC001 CF604 W023 C630 C634 W001 W077 W062 Q605 W021 R807_1 CF603 L601 R624 L001 W020 R623...
  • Page 20 PRINTED CIRCUIT BOARDS MAIN/CRT/OPERATION/FRONT JACK (CHIP MOUNTED PARTS) SOLDER SIDE R530 R705 R1006 R703 R701 R702 R1001 Q505 R125 Q508 R536 IC199 CME078A R424 Q610 Q611 Q609 IC701 IC702 IC703 R815 CEE166A...

  • Page 21: Micon/Tuner

    MICON/TUNER SCHEMATIC DIAGRAM (MAIN PCB) C2001 R2006 R2007 TU001 TECC1040PG38W_(P) CP101 CD2001 R2009 R2003 R2004 R2005 ACCESSORY A2001WV2-5P CU251801 1/4W AT+5V 1.8K AT+5V AT+5V Vout REMOCON REMOCON REMOCON REMOCON TM101 KEY2 KEY2 KEY2 KEY2 RC-JK020 OS2001 KEY1 KEY1 C003 KEY1 KEY1 PIC-37143TH5 TP001...

  • Page 22: Chroma

    CHROMA SCHEMATIC DIAGRAM (MAIN PCB) FROM/TO TV POWER UNREG+12V Q603 KTC3203_Y R623 AT+5V 120 1/4W Q605 FROM SOUND/AV KTC3203_Y 11.3 Q606 Q601 VIDEO_IN KTC3203_Y KTC3203_Y Q604 11.3 KTC3203_Y Q609 Q611 2SC3928A-T112-1R FROM MICON/TUNER RT1P141C-T112-1 R613 PROTECT_H 1K 1/4W CF603 SFSRA4M50CF00-A0 R642 D605 1N4002-PAN...

  • Page 23: Tv Power

    TV POWER SCHEMATIC DIAGRAM (MAIN PCB) CAUTION :FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, REPLACE ONLY WITH THE SAME TYPE 4A 125V (F501) FUSE. ATTENTION :POUR UNE PROTECTION CONTINUE LES RISQUES 4A 125V D’INCEIE N’UTILISER QUE DES FUSIBLE DE MEME TYPE 4A 125V (F501). TO SOUND/AV R517_1 D524...
  • Page 24 DEFLECTION/CRT SCHEMATIC DIAGRAM (MAIN PCB) CD802 CP802B B2013H02-5P CP802A B2013H02-5P FROM CHROMA CLAMP CLAMP CLAMP CLAMP CLAMP G.OUT G.OUT G.OUT G.OUT G.OUT R.OUT R.OUT R.OUT R.OUT R.OUT B.OUT B.OUT B.OUT B.OUT B.OUT CD803 V-OUT IC IC401 STV9302B CP803A B2013H02-4P CP803B B2013H02-4P HEATER HEATER...
  • Page 25 SOUND/AV SCHEMATIC DIAGRAM (MAIN PCB) FRONT JACK RCA JACK(RED) J703 R705 MTJ-032-05A-31-FE 2.2K RCA JACK (WHITE) R703 J702 MTJ-032-05A-32-FE 2.2K RCA JACK (YELLOW) J701 AV2_VIDEO_IN MTJ-032-05A-30-FE C713 0.1 F C714 J704 MSP-213V2-432_NI_LF C715 FROM/TO CHROMA Vin2 R708 RAER JACK R711 R709 VIDEO_IN V.OUT...

  • Page 26: Deflection/Crt

    WAVEFORMS MICON/TUNER 12 1V 20µs/div 200mV 20µs/div 1 1V 0.1µs/div 1V 20µs/div 20V 20µs/div 3 200mV 20µs/div DEFLECTION/CRT 200mV 5ms/div 9 200mV 20µs/div 14 0.5V 5ms/div CHROMA 15 20V 20µs/div 5 0.5V 2ms/div 0.5V 5ms/div 11 1V 20µs/div 6 0.5V 20µs/div 16 2V 20µs/div NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram.

  • Page 27: Sound/Av

    WAVEFORMS SOUND/AV 200V 20µs/div 200mV 500µs/div 23 200mV 1ms/div 29 500mV 20µs/div 10V 5ms/div 0.5V 1ms/div 50V 20µs/div 200mV 500µs/div 25 200mV 1ms/div 21 50V 20µs/div 200mV 500µs/div 0.5V 1ms/div 32 500mV 20µs/div 200mV 500µs/div 22 50V 20µs/div NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram.

  • Page 28: Mechanical Exploded View

    MECHANICAL EXPLODED VIEW PCB110 (CRT PCB ASS'Y) 102A 102D 102C 102B 102D L503 113 112 PCB010 (MAIN PCB ASS'Y) 119A 119J 119L 119H 119I 119D 119L PCB260A (FRONT JACK PCB ASS'Y) 119C 119K 119B 119F 119G 119E 101G 101G 101J PCB260B (FRONT JACK PCB ASS'Y) 101F...

  • Page 29: Mechanical Replacement Parts List

    MECHANICAL REPLACEMENT PARTS LIST REF. NO. PART NO. DESCRIPTION 7A701A245A FRONT CABI ASS'Y 101A 701WPJC834 CABINET FRONT 101B 704WPAA023 LEG-FRONT (L) 101C 704WPAA024 LEG-FRONT (R) 101D 713WPAA174 GUIDE REMOCON 101E 738WPJA012 BUTTON FRAME-PRINCESS 101F 738WPJA013 BUTTON FRAME 101G 761WPAA119 HOLDER PCB-2(L) 101H 761WPAA097 HOLDER PCB-2(R)

  • Page 30: Electrical Replacement Parts List

    ELECTRICAL REPLACEMENT PARTS LIST REF. NO. PART NO. DESCRIPTION REF. NO. PART NO. DESCRIPTION RESISTORS DIODES ! R401 R4K1T4273F R,METAL 2 27K OHM 1/4W D601 D1VT001330 DIODE,SILICON 1SS133T-77 ! R408 R4X5T6103F R,METAL 10K OHM 1/6W D602 D9WU08R22B DIODE ZENER MTZJ8.2B-EIC ! R409 R4K1T4273F R,METAL...
  • Page 31 ELECTRICAL REPLACEMENT PARTS LIST REF. NO. PART NO. DESCRIPTION MISCELLANEOUS CF001 1012T04702 FILTER,CERAMIC TRAP MKT47.3MC110P-TF CF601 1029045R7H FILTER,SAW TSF5229G3 CF603 1012T4R520 FILTER,CERAMIC SFSRA4M50CF00-A0 CF604 1012T4R519 FILTER,CERAMIC TRAP TPSRA4M50C00-A0 CP101 069S250629 CONNECTOR PCB SIDE A2001WV2-5P ! CP401 069S450089 CONNECTOR PCB SIDE A1561WV2-A5P CP501 069D01001A...
  • Page 32 M3X4-02Q SPEC.NO. K633037 O/R NO.

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