Samsung PT5492X Service Manual
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Samsung PT5492X Service Manual

Samsung PT5492X Service Manual

Projection tv receiver
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PROJECTION TV RECEIVER
PROJECTION TV RECEIVER
Chassis :
P51A
Model :
PT5492X/SMS
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
C O N T E N T S
Precautions
Reference Information
Specifications
Alignment and Adjustments
Troubleshooting
Exploded View and Parts List
Electrical Parts List
Block Diagrams
Wiring Diagram
Schematic Diagrams

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Summary of Contents for Samsung PT5492X

  • Page 1 PROJECTION TV RECEIVER Chassis : P51A Model : PT5492X/SMS PROJECTION TV RECEIVER C O N T E N T S Precautions Reference Information Specifications Alignment and Adjustments Troubleshooting Exploded View and Parts List Electrical Parts List Block Diagrams Wiring Diagram...

  • Page 2: Safety Precautions

    The current measured should the X–ray Protection Specifications Label, and not exceed 0.5 milliamp. Reverse the power- the Product Safety and X-ray Warning Note on plug prongs in the AC outlet and repeat the the service data schematic. test. Samsung Electronics...
  • Page 3 14. Components, parts and wiring that appear to have overheated or that are otherwise damaged should be replaced with parts that meet the original specifications. Always determine the cause of damage or overheat- ing, and correct any potential hazards. Samsung Electronics...

  • Page 4: Servicing Precautions

    (except lamp) are damaged, replace the whole optical engine. 5. Check the insulation between the blades of the AC plug and accessible conductive parts (examples: metal panels, input terminals and earphone jacks). Samsung Electronics...

  • Page 5: Precautions For Electrostatically Sensitive Devices (Esds)

    4. Do not use freon-propelled chemicals. These unpackaged replacement ESDs. Motions such can generate electrical charges that damage as brushing clothes together, or lifting a foot ESDs. from a carpeted floor can generate enough static electricity to damage an ESD. Samsung Electronics...

  • Page 6: Specifications

    Rated Voltage 120V / 60 Hz Hx : 304 Hy : 290±5 Y : 5.9±0.5 W/B Coordinates Lx : 293 Ly : 261±5 Y : 0.2±0.05 High Voltage 29KV 250V/6.3A FUSE CODE NO : 3601-000300 230W Power Consumption Samsung Electronics...

  • Page 7: Alignment And Adjustments

    3. Enter the service mode by pressing the remote control keys in the following sequence : MUTE 1→8→2→Power On Note : If necessary, re-do steps 1~3. Initial display when the service mode is switched. 1. When a RF signal is received SERVICE NORMAL 480i GEOMETRICS PICTURE PICTURE2 SOUND OPTION READ RESET Samsung Electronics...
  • Page 8 Alignment and Adjustments 4-2 Factory Data 4-2-1 Interlace GEOMETRIC Initial Value Initial Value Item Item 54” Remark 54” Remark Variable Variable Variable Variable PICTURE Initial Value Initial Value Item Item 54” Remark Remark 54” Variable Variable Variable Variable Variable Samsung Electronics...
  • Page 9 Initial Value Item 54” Remark SEPERATE Initial Value Initial Value Item Item 54” REMARK REMARK 54” Contrast POS-HOR-R POS-VER-U POS-VER-D Variable POS-HOR-L OPTION Item Initial Value Remark Byte0 Dissimilar initial values by model and function Byte1 Aging Off Samsung Electronics...

  • Page 10: Screen Change

    Alignment and Adjustments 4-2 Screen Change (When adjusting I C Bus Geometric items) V SHIFT V SIZE V LINEARITY V - S - CORRECTION H SIZE PIN PHASE PIN AMP H SHIFT V BOW V ANGLE Samsung Electronics...

  • Page 11: Beam Alignment

    5. Adjust the Red lens using the same method as with the Green lens. 6. Note: The Blue lens is not adjusted because its focus varies little (VM-coil is installed). 7. After the adjustments are completed, disconnect the jig pin connector. Samsung Electronics...

  • Page 12: Other Adjustments

    2. Adjust VR471 (located on the deflection board) so that the digital meter indicates 9. Adjust the high light with viewing the light DC 31V ± 0.1V. side of the screen. 10. If necessary, redo adjustments 6~9. 11. Press the Menu key to exit. Samsung Electronics...
  • Page 13 Set the Red lens at the point where Orange becomes Crimson. 7. Blue lens adjustment Set the Blue lens at the point where Purple becomes Green. Exmine these points together Fig. 4-1 Crosshatch Pattern. < _ L4, L2 Fig. 4-2 Color Aberration Samsung Electronics...
  • Page 14 1. Cover the Red and Blue lenses. 2. Select the “STANDARD” video mode. 2. Adjust VR491 (located on the convergence PCB, H-Parabola). 3. Warm up the set for at least 10 minutes. 3. Balance the left and right sides of the dynamic focus lines. Samsung Electronics...
  • Page 15 Alignment and Adjustments 4-5 Screen-Jig 4-5-1 PT5492 Samsung Electronics...
  • Page 16 Alignment and Adjustments 4-6 Remote Control for Servicing (Convergence Mode) 4-10 Samsung Electronics...

  • Page 17: Cancel Key

    Press to switch the cursor direction horizontally or vertically. 12. SAVE BUTTON After the Convergence Adjustments are completed, press to save data. 13 EXIT BUTTON After the Convergence adjustments are completed, press to exit to TV mode. Samsung Electronics 4-11...
  • Page 18 Changes when applying Almighty-Cg, Module (How to extract the basic Cg Data) Model Name Basic Data Inch (Type) Discription Screen Display Representative Number after entring the Cg-Mode Model White Oval on the background 5-547 (Press in regular order) 54” PT5492 (white circle) 4-12 Samsung Electronics...

  • Page 19: Convergence Adjustment

    Alignment and Adjustments 4-7 Convergence Adjustment Samsung Electronics 4-13...
  • Page 20 Alignment and Adjustments 4-14 Samsung Electronics...
  • Page 21 Alignment and Adjustments Samsung Electronics 4-15...
  • Page 22 Alignment and Adjustments 4-16 Samsung Electronics...
  • Page 23 Alignment and Adjustments Samsung Electronics 4-17...
  • Page 24 Alignment and Adjustments 4-18 Samsung Electronics...
  • Page 25 SCL 2 SDA 2 CVBS XTAL GND LOOP FILTE R ANALOG GND SUB-AFT XTAL2 XTAL1 KEY1 MAIN-AFT /RESET KEY2 KEY3 ANALOG GND SCL-1 ANALOG VCC HALF TONE SDA-1 OSD B VSYNC OSD G HSYNC OSD R BLANK Samsung Electronics 4-19...
  • Page 26 KEY 3 KEY SCAN 3 ANALOG GND ANALOG VCC HALF TONE SIGNAL FOR OSC-FREQUENCY OSD CONTROL OSD B ON SCREEN DISPLAY BLUE OUTPUT OSD G ON SCREEN DISPLAY GREEN OUTPUT OSD R ON SCREEN DISPLAY RED OUTPUT 4-20 Samsung Electronics...
  • Page 27 CONVERGENCE D1 S/W-MUTE SWITCH MUTE (NOT USED) TIMER-LED TIMER LED 4.7V SDA-3 DATA BUS LINE 4.6V SCL-3 CLOCK BUS LINE 4.6V HOLD HOLD 4.65V BUS-STOP C BUS STOP CRTL 1 CONTROL - 1 PORT 4.65V CONVERGENCE D2 Samsung Electronics 4-21...
  • Page 28 SCL-2 SERIAL CLOCK LINE 2 4.8V H-DRIVE OUT 1.6V H-BLK H-BLANK INPUT VERTICAL DRIVE (+VOLTAGE) 2.90V VERTICAL DRIVE (-VOLTAGE) 2.95V ABL INPUT 2.15V V-BLK V-BLANKING EAST WEST OUT 2.2V 5V INPUT TEST-Y WHEN CG ADJ PATTERN INPUT 4-22 Samsung Electronics...
  • Page 29 OSD-B OSD-B INPUT BLANK(MICOM OUT) HALF TONE INPUT V-MUTE VIDEO MUTE (V-CHIP ON) 4.72V PIP-F/B R-OUT R-OUT G-OUT G-OUT B-OUT B-OUT IK OUT 3.65V SPOT SPOT OUT VM-Y VM-Y OUT 5.42V CTRL - 2 CTRL - 2 Samsung Electronics 4-23...
  • Page 30 PIP-Pb/B (DVD SIG) OUT 2.02V PIP-FB PIP FAST BLANKING 2.02V 12V INPUT PIP-F/B PIP-B DVD-B IN PIP-G DVD-G IN PIP-R DVD-R IN V-SYNC V-SYNC INPUT H-SYNC H-SYNC INPUT SERIAL CLOCK LINE 4.11V SERIAL DATA LINE 4.5V 5V INPUT 4-24 Samsung Electronics...
  • Page 31 5V INPUT Y-OUT MAIN Y OUT C-OUT MAIN C OUT 4-9-6 IF MODULE PIN NO. ITEM FUNCTION OUT VOLT SIF OUT 3.25V 9V INPUT IF INPUT 4.5V RF AGC IN 5.37V TV-VIDEO TV-VIDEO OUT MAIN AFT INPUT Samsung Electronics 4-25...
  • Page 32 Alignment and Adjustments 4-9-7 MTS Module 4-26 Samsung Electronics...
  • Page 33 FBT DC FEED BACK 4.87V X-RAY X-RAY PROTECT F/B 2.10V HV-REG HV-REG 3.54V HV-DRIVE HIGH VOLTAGE DRIVE 0.32V H-DRIVE H-DRIVE OUT HEATER HEATER INPUT AC[0.7V] 208V 208V INPUT 208V V2 INPUT D-FOCUS DYNAMIC FOCUS OUT SCREEN SCREEN INPUT 1356V Samsung Electronics 4-27...
  • Page 34 V-BLK INPUT H-BLK H-BLK INPUT 0.52V COMP COMP VIDEO OUTPUT (N.C) INPUT REMOCON CTRL CTRL (N.C) D3/SEL 0.2V WHEN TEST PATTERN B OUT G(TEST) WHEN TEST PATTERN G OUT WHEN TEST PATTERN R OUT SYNC SYNC OUTPUT 4.41V 4-28 Samsung Electronics...

  • Page 35: Troubleshooting

    (BV, BH, RV, RH, GV, GH) 1. Check F802, F855, F805, F806 on the SUB Board Normal 2. Check the output from H-BLK, V-BLK, Check the associated D1, D2, D3 on Check Convergence circuitry the Main Board Module Samsung Electronics...
  • Page 36 Abnormal Check IC601 Normal input pins 35, 38 Check Tone Control Abnormal Check H006 Normal input pins 15,17 Check the 3D Phonic Abnormal circuit Check ICV01 Normal Input pins 49,51 Check ICV01 Abnormal Check H003 out Pins 1,2 Samsung Electronics...
  • Page 37 Normal (OUT BLOCK) input pins 3,4 Check H007 Abnormal Check ICV01 input Normal pin 48 Check ICV01 Abnormal Check H009 Normal input pin 1 Check H009 Abnormal Check ICV01 Normal input pin 50 Abnormal Check H004 Check ICV01 Samsung Electronics...
  • Page 38 MEMO...
  • Page 39 Exploded View & Parts List 6. Exploded View & Parts List 6-1 PT5492X/SMS Code No Description;Specification Q’ty Remark ˇ˛1 AA64-01708B CABINET-MASK,ETC;DP,54J7PF,ABS,HB,GRAY,L CMASK AA60-00069B SPACER-SCREEN;43,54,62J8,ABS,-,-,-,BLK,- AA60-00069C SPACER-SCREEN;43,54.62J8,ABS,-,-,-,BLK,- SUN-SCREEN AA67-00116A SCREEN-LENTI;53,-,T1,1123*852,-,-,TINT=1 SLENTI 0203-001329 TAPE-OPP MASKING;ANT-300P,T0.07,W15.0,L5 4(M) SS+ST AA91-00591E ASSY-FRONT,BOT;DP,HIPS VO G4309,SP700N S...

  • Page 40: Electrical Parts List

    BC+AL AA60-10011A SCREW-TAPTITE;HH,+,PC,M4,L12,ZPC(BLK),SW HJERS AA61-00508D HOLDER-JERSEY;W3,ABS V0,GRAY,G4309 BRK-LE AA61-00056B BRACKET-LENS;-,PROJECTION,SECC,T1.6,-,-, AA61-00533B BRACKET-GRILLE;43,54,62J8,SECC-1 ,T0.5,- H/CRT AA61-00809B HOLDER-CRT;PROJ,PC/ABS GF 20%,BLK HCRT AA61-00616B HOLDER-CRT,MAIN;54J7,DP,AA61-00506B(25KG H/CAP AA61-00810B HOLDER-CAP;PROJ,PC,CLR AA63-00384A COVER-DUCT;DP 54J8,-,-,HB,-,AA63-00348B, C-COUP AA61-00846A CASE-COUPLER,G;DP,PROJ,AA61-00807B CW/BOT AA64-01402B CABINET-WOOD,BOT;54J9,UKAL-13 WOOD SPACER AA63-00076A SPACER-LENS;FELT ,T1.0,BROWN,7CRT,PROJE Samsung Electronics...
  • Page 41 0203-001329 TAPE-OPP MASKING;ANT-300P,T0.07,W15.0,L5 CMASK AA64-01708B CABINET-MASK,ETC;DP,54J7PF,ABS,HB,GRAY,L SLENTI AA67-00116A SCREEN-LENTI;53,-,T1,1123*852,-,-,TINT=1 SFRESN AA67-00116B SCREEN-FRESNEL;53,-,T2,1125*854,-,-,- ASSY LABEL ASSY,L AA92-02745A ASSY LABEL;PT54925X/SMS AA64-01395N INLAY-TERMINAL;43,54,62T6,PS SHEET,T0.5, IS+CBB AA64-02074B INLAY-SPEAKER;J7,J8,J9,PS SHEET,T0.5,-,- I/COV AA64-60421C INLAY-COVER;-,PS,T0.3,-,-,BLK,SEA AA64-60449B INLAY-COVER;SP-434JMF,-,PS,T0.5,BLK,149. L/BARC AA68-01621A LABEL-BARCORD;EDP60POUNDSSMOOT L/RMT AA68-02373A LABEL-RATING;WHITE PAPER,SAM’S CLUB,AKAI Samsung Electronics...

  • Page 42: Block Diagrams

    Block Diagrams 8. Block Diagrams 8-1 Main Signal Samsung Electronics...

  • Page 43: Video Signal

    SOUND OUTPUT T D A 7429 Y U V - L ,R IN S P K Y ,P b ,P r IN P C S - L ,R -IN S C ,S L /S R -O U T Samsung Electronics...

  • Page 44: Power Supply

    Block Diagrams 8-4 POWER SUPPLY Samsung Electronics...
  • Page 45 MEMO...
  • Page 46 S - C 2 S - C 2 S 2- DE T S 2- DE T S - Y 2 S - Y 2 C N Y 0 2 V 3- DE T V 3- DE T TERMINAL Samsung Electronics...
  • Page 47 Schematic Diagrams 10. Schematic Diagrams 10-1 MAIN A TP01 TP02 TP02 TP01 : Power Line : Signal Line Samsung Electronics 10-1...
  • Page 48 Schematic Diagrams 10-2 MAIN B TP01 TP07 TP06 TP05 TP04 TP09 TP08 TP03 TP02 TP01 TP02 TP03 TP04 TP05 TP06 TP07 TP08 TP09 : Power Line : Signal Line 10-2 Samsung Electronics...
  • Page 49 Schematic Diagrams 10-3 MAIN C TP01 TP02 TP03 TP03 TP02 TP04 TP04 TP01 : Power Line : Signal Line Samsung Electronics 10-3...
  • Page 50 Schematic Diagrams 10-4 MAIN D TP01 TP02 TP03 TP03 TP01 TP02 : Power Line : Signal Line 10-4 Samsung Electronics...
  • Page 51 Schematic Diagrams 10-5 SUB (POWER+DEFL) -1 TP01 TP02 TP05 TP06 TP03 TP09 TP04 TP04 TP01 TP02 TP03 TP05 TP08 TP06 TP07 TP08 TP07 TP09 : Power Line : Signal Line Samsung Electronics 10-5...
  • Page 52 Schematic Diagrams 10-6 SUB (POWER+DEFL) -2 TP01 TP01 : Power Line : Signal Line 10-6 Samsung Electronics...
  • Page 53 Schematic Diagrams 10-7 CRT Samsung Electronics 10-7...
  • Page 54 Schematic Diagrams 10-8 CONVERGENCE TP01 TP01 TP02 TP02 TP03 TP04 TP05 TP06 TP03 TP04 TP05 TP06 : Power Line : Signal Line 10-8 Samsung Electronics...
  • Page 55 Schematic Diagrams 10-9 CONVERGENCE MDL-1 Samsung Electronics 10-9...
  • Page 56 Schematic Diagrams 10-10 CONVERGENCE MDL-2 10-10 Samsung Electronics...
  • Page 57 Schematic Diagrams 10-11 HV-MODULE TP01 TP01 TP02 TP02 : Power Line : Signal Line Samsung Electronics 10-11...
  • Page 58 Schematic Diagrams 10-12 2D COMB : Power Line : Signal Line 10-12 Samsung Electronics...
  • Page 59 Schematic Diagrams 10-13 PIP Samsung Electronics 10-13...
  • Page 60 Schematic Diagrams 10-14 TERMINAL-1 10-14 Samsung Electronics...
  • Page 61 Schematic Diagrams 10-15 TERMINAL-2 Samsung Electronics 10-15...
  • Page 62 Schematic Diagrams 10-16 IF V/M MODULE 10-16 Samsung Electronics...
  • Page 63 Schematic Diagrams 10-17 CHROMA (INTERLACE ONLY) Samsung Electronics 10-17...

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