Samsung HCR4755WX/XAA Service Manual
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Samsung HCR4755WX/XAA Service Manual

Receiver, chassis : p62a n_benhur-3
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SERVICE
PROJECTION TV RECEIVER
PROJECTION TV RECEIVER
Chassis : P62A(N)_Benhur-3
Model
: HCR4755WX/XAA (HC-R4755W)
Manual
1.
2.
3.
4.
5.
Electrical Part List
6.
7.
8.
CONTENTS

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Summary of Contents for Samsung HCR4755WX/XAA

  • Page 1: Table Of Contents

    PROJECTION TV RECEIVER Chassis : P62A(N)_Benhur-3 Model : HCR4755WX/XAA (HC-R4755W) SERVICE Manual PROJECTION TV RECEIVER CONTENTS Product Specification Alignment & Adjustment Troubleshooting Exploded View & Part List Electrical Part List Block Diagram PCB Diagram Schematic Diagram...
  • Page 2 ELECTRONICS © Samsung Electronics Co., Ltd. May. 2005 This Service Manual is a property of Samsung Electronics Co.,Ltd. Printed in Korea Any unauthorized use of Manual can be punished under applicable AA82-02523A International and/or domestic law.

  • Page 3: Product Specification

    1035 x 510 x 888 mm 1120 x 555 x 939 mm (W x D x H) 40.7 x 20.0 x 34.9 inches 44.0 x 21.8x 36.9 inches Weight 36.4 Kg / 80.2 lbs 39.5 Kg / 87.0 lbs Samsung Electronics...
  • Page 4 MEMO Samsung Electronics...

  • Page 5: Alignment & Adjustment

    OPTION RESET 5. Service Mode Control Keys MENU Full Menu Display / Move to Parent Menu Item Selection by Moving the Cursor Direction keys ▲ / ▼ Data Increase/Decrease for the Selected Item Direction keys ◀ / ▶ Samsung Electronics...
  • Page 6 0 ~ 63 14 Angle 0 ~ 63 15 V Position 0 ~ 63 16 Up UCG 0 ~ 3 17 Lo UCG 0 ~ 3 18 CXA Left Blk 0 ~ 63 19 CXA Right Blk 0 ~ 63 Samsung Electronics...
  • Page 7 0 ~ 63 6 / 5 / 5 / 5 14 CTI Level 0 ~ 3 15 COL Axis 0 ~ 3 16 LTI Level 0 ~ 3 17 LTI Mode 0 ~ 3 18 System 0 ~ 3 Samsung Electronics...
  • Page 8 12 SHP f0 13 SHP f1 Gain 0 ~ 3 14 Pre/Over 0 ~ 3 15 AKB Timing 0 ~ 32 16 S ABL 0 ~ 3 17 P ABL 0 ~ 15 18 Picture Limit 0 ~ 3 Samsung Electronics...
  • Page 9 IF Comp SVideo 0 ~ 4 9883 RED CUTOFF 0 ~ 255 10 9883 GREEN CUTOFF 0 ~ 255 11 9883 BLUE CUTOFF 0 ~ 255 12 9883 Phase 0 ~ 255 13 9883 Sync Level 0 ~ 255 Samsung Electronics...
  • Page 10 Alignment & Adjustment 6. Video Adjust 5 Adjust Data Item Initial Data Var/Fix Range NT(Analog) BASE LEVEL Read RFDB1_H_PEAKING RFDB1_LPF2 RFDB1_PKCOR RFDB1_SHARPNESS RFDB2_H_PEAKING RFDB2_LPF2 RFDB2_PKCOR RFDB2_SHARPNESS 10 RFDB3_H_PEAKING 11 RFDB3_LPF2 12 RFDB3_PKCOR 13 RFDB3_SHARPNESS 14 RFDB1_VALUE 15 RFDB2_VALUE 16 RFDB3_VALUE Samsung Electronics...
  • Page 11 0 ~ 7 22 Dither Mode 0 ~ 7 23 NDON 0 ~ 1 24 NEOnDE 0 ~ 1 25 NEOnCE 0 ~ 1 26 RTH2 0 ~ 15 27 Sub_Contrast 0 ~ 255 28 Sub_Brightness 0 ~ 255 Samsung Electronics...
  • Page 12 Alignment & Adjustment 8. Option Adjust Data Item Initial Data Var/Fix Range Korea America Anynet Enable On/Off DNIe On/OFF/Demo Demo Panel Key Enter Enter/Mute Enter Enter On/Off On/Off V-CHIP Off/USA/USA+C Samsung Electronics...
  • Page 13 Alignment & Adjustment 2-3 Screen Change (When adjusting I2C Bus Geometric items) V SIZE V SHIFT V LINEARITY V - S - CORRECTION H SIZE PIN PHASE PIN AMP H SHIFT V BOW V ANGLE Samsung Electronics...

  • Page 14: Screen Adjustment

    8. Select R-drive, G-drive, and B-drive by pressing the keys. 9. Adjust the high light with viewing the light side of the screen. 10. If necessary, redo screen adjustments and 6~9. 11. Press the Add key to exit. 2-10 Samsung Electronics...

  • Page 15: Static Focus Adjustment

    (Repeat if unsuccessful, varying the VR of the front Focus Pack.) ⑤ Perform steps 1~3 for the R and B Lenses. 3. Note Green determines picture quality; pay close attention for exact adjustment. < _ L1, L2 Fig. 2-2 Color Aberration Samsung Electronics 2-11...
  • Page 16 13. Adjust the Focus-pack VR for fine focusing. 14. Press the 7- digit button for a while, on the remote control, and the mode changes to the Convergence Adjustment mode. 15. Press the "S.MODE" Key on the remote control to return to normal viewing. 2-12 Samsung Electronics...
  • Page 17 Screen Size : X 925, Y 523 (X: 378 =9*2 + 30*12 , Y:440=28* 2+64* 6) 22.02mm 73.41mm 22.02mm 33.28mm 76.07mm 33.28mm 2-6-2 4245W DTV Mode Screen Size : X 925, Y 523 (X: 396 =12*2 + 31* 12, Y : 488= 40* 2+68* 6) 28.03mm 72.41mm 28.03mm 42.87mm 72.88mm 42.87mm Samsung Electronics 2-13...
  • Page 18 (Backwards: Left or Up) Automatic Convergence Adjustment after completing Convergence Adjustments (Automatic Color Adjustment to Exit the Convergence Mode and switch to RF mode compensate for the earth s magnetic field.) Moves the Convergence Pattern to the left 2-14 Samsung Electronics...
  • Page 19 BUS-STOP MICOM-D4 SDA-MICOM MICOM-D3 SCL-MICOM MICOM-D2 MICOM-D1 MICOM-D0 VDD 2.5V VDD 3.3V VDD 3.3V VDD 2.5V CAPTION-CVBS VDDA 2.5V VDDA 2.5V KEY2 KEY1 XTAL-OUT HSYNC XTAL-IN VSYNC RESET KEY3 5V-INT PROTECT VDD 3.3V STB-LED MICOM-INT TIMER-LED CPU-nRESET Samsung Electronics 2-15...
  • Page 20 Alignment & Adjustment 2-8-2 Convergence Module CN01 CN02 PIN NAME PIN NAME PIN NAME Dynamic-Fcous D2(SCL) V-BLK Right H-BLK C-SYNC Left D3(SDA) Down F-BLK 2-16 Samsung Electronics...
  • Page 21 COMP2-PR TS-CLK AUD-SCLK AUD-LRCLK TS-DATA7 TS-DATA6 MAIN-C TS-DATA5 AMP-MUTE TS-DATA4 CPU-nRESET MAIN-Y/C TS-DATA3 S-RESET COMP1-Y TS-DATA2 COMP1-PB TS-DATA1 COMP1-PR DTV-CVBS TS-DATA0 SCL-MICOM DTV-Y STB-5V SDA-MICOM DTV-PB STB-5V NT-SOUND-L DTV-PR NT-SOUND-R XTAL-ON/OFF VOLT-DET DTV-HSO 3.3V-D DTV-VSO 3.3V-D 3.3V-D Samsung Electronics 2-17...
  • Page 22 TV by using AC-CORD Firmware upgrade using your Connecting Serial cable Upgrading Tool to Anynet port of Terminal Board Activating Function Help in the OSD Menu, and pressing Display key in the remote control. Confirm your final S/W version 2-18 Samsung Electronics...

  • Page 23: Troubleshooting

    3-1 Opening the Set and Replacing Assemblies 3-1-1 Replacing and Repairing Each Assembly (Opening the Back Cover) Remove all indicated screws on the rear side of the Set Repair or replace the required Assembly MAIN CG Module DY JACK Samsung Electronics...
  • Page 24 Troubleshooting 3-1-2 Replacing and Repairing the CRT-PCB (Opening the Rear Cover) Remove all indicated screws and open the Rear Cover. - t n l o r t f e l l u l o r t n i Samsung Electronics...
  • Page 25 Troubleshooting Repair the frontal PCB-CRT or replace it after removing the attached connectors PCB-CRT R PCB-CRT G PCB-CRT B Samsung Electronics...
  • Page 26 Remove the screws indicated and detach the Top Cover Remove the Dust Cover that prevents dust from entering into the screen Before proceeding, disconnect all the DY and Connectors connected to the assembly. Remove the 4 corner screws from the CRT and replace the CRT Samsung Electronics...
  • Page 27 Check IC603 Input Terminal Pin 3 Abnormal Normal Check FD802S of the SUB Board Check IC603 Input Terminal Pin 5 Abnormal Normal Check the Sound Mute Circuit Check IC603 Input Terminal Pin 7 and 11 Normal Abnormal Check IC603 Check IC601 Input Terminals Samsung Electronics...
  • Page 28 Normal Check CN501 Pins 1, 3, and 5 Normal Abnormal Check IC501, 531, and 561 Check the CN501 Connector Abnormal Normal Replace the CN501 Connector Check IC04 Input Terminal Pins 20, 21 and 22 Normal Abnormal Check IC04 Samsung Electronics...
  • Page 29 Troubleshooting Check the Heater (Abnormal) Abnormal Replace R513, 543 and 573 Normal Replace R513, 543 and 573 Abnormal Check CB504 Pin 5 of the CRT-PCB Check R464 Samsung Electronics...
  • Page 30 MEMO Samsung Electronics...

  • Page 31: Exploded View & Part List

    Exploded View & Part List 4. Exploded View & Part List 4-1 HCR4755WX/XAA Yon can search for the updated part code through ITSELF web site. M0006 T0933 URL:http://itself.sec.samsung.co.kr Loc.No. Code No. Description;Specification Q'ty S.N.A T0074 M0006 BP63-00442A COVER-REAR BOTTOM;43/47Q5,HIPS,V0,GR503 S.N.A...

  • Page 32: Block Diagram

    Block Diagram 6. Block Diagram 6-1 Main Block 6-2 DTV Module Block Samsung Electronics...
  • Page 33 Block Diagram 6-3 Micom Block 6-4 Cg-Module Block Samsung Electronics...

  • Page 34: Power Block

    Block Diagram 6-5 Power Block 6-6 Deflection Block Samsung Electronics...
  • Page 35 Block Diagram 6-7 Video Signal 6-8 Sound Signal Samsung Electronics...
  • Page 36 Block Diagram 6-9 Power Signal Samsung Electronics...
  • Page 37 Block Diagram 6-10 Voltage/Current Diagram Samsung Electronics...

  • Page 38: Connection Diagram

    Block Diagram 6-11 Connection Diagram Samsung Electronics...
  • Page 39 MEMO Samsung Electronics...

  • Page 40: Pcb Diagram

    PCB Diagram 7. PCB Diagram 7-1 MAIN PCB Samsung Electronics...
  • Page 41 PCB Diagram 7-2 SUB PCB Samsung Electronics...
  • Page 42 PCB Diagram 7-3 DTV PCB This Document can not be used without Samsung’s authorization. Samsung Electronics...

  • Page 43: Schematic Diagram

    Schematic Diagram 8. Schematic Diagram 8-1 MAIN Board 8-1-1 MAIN-1 This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 44 Schematic Diagram 8-1-2 MAIN-2 This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 45 Schematic Diagram 8-1-3 MAIN-3 This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 46 Schematic Diagram 8-1-4 MAIN-4 This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 47 Schematic Diagram 8-1-5 MAIN-5 This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 48 Schematic Diagram 8-1-6 MAIN-6 This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 49 Schematic Diagram 8-2 SUB Board 8-2-1 SUB-1 This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 50 Schematic Diagram 8-2-2 SUB-2 This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 51 Schematic Diagram 8-2-3 SUB-3 This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 52 Schematic Diagram 8-2-4 SUB-4 This Document can not be used without Samsung’s authorization. 8-10 Samsung Electronics...
  • Page 53 Schematic Diagram 8-3 DTV Board 8-3-1 DTV Module-1 This Document can not be used without Samsung’s authorization. Samsung Electronics 8-11...
  • Page 54 Schematic Diagram 8-3-2 DTV Module-2 This Document can not be used without Samsung’s authorization. 8-12 Samsung Electronics...
  • Page 55 Schematic Diagram 8-3-3 DTV Module-3 This Document can not be used without Samsung’s authorization. Samsung Electronics 8-13...
  • Page 56 Schematic Diagram 8-3-4 DTV Module-4 This Document can not be used without Samsung’s authorization. 8-14 Samsung Electronics...
  • Page 57 Schematic Diagram 8-3-5 DTV Module-5 This Document can not be used without Samsung’s authorization. Samsung Electronics 8-15...
  • Page 58 Schematic Diagram 8-3-6 DTV Module-6 This Document can not be used without Samsung’s authorization. 8-16 Samsung Electronics...
  • Page 59 Schematic Diagram 8-3-7 DTV Module-7 This Document can not be used without Samsung’s authorization. Samsung Electronics 8-17...
  • Page 60 Schematic Diagram 8-3-8 DTV Module-8 This Document can not be used without Samsung’s authorization. 8-18 Samsung Electronics...
  • Page 61 Schematic Diagram 8-4 Convergence_SDC31 8-4-1 Convergence Module-1 This Document can not be used without Samsung’s authorization. Samsung Electronics 8-19...
  • Page 62 Schematic Diagram 8-4-2 Convergence Module-2 This Document can not be used without Samsung’s authorization. 8-20 Samsung Electronics...
  • Page 63 Schematic Diagram 8-5 CRT-PCB This Document can not be used without Samsung’s authorization. Samsung Electronics 8-21...
  • Page 64 Schematic Diagram 8-6 HV_Module This Document can not be used without Samsung’s authorization. 8-22 Samsung Electronics...
  • Page 65 Schematic Diagram 8-7 VM_Module This Document can not be used without Samsung’s authorization. Samsung Electronics 8-23...
  • Page 66 Schematic Diagram 8-8 PWR_Control 8-10 Side-AV This Document can not be used without Samsung’s authorization. This Document can not be used without Samsung’s authorization. 8-9 Key Control This Document can not be used without Samsung’s authorization. 8-24 Samsung Electronics...
  • Page 67 Schematic Diagram 8-11 Sensor 8-13 DY-JACK This Document can not be used without Samsung’s authorization. This Document can not be used without Samsung’s authorization. 8-12 Line-Filter This Document can not be used without Samsung’s authorization. Samsung Electronics 8-25...
  • Page 68 Electrical Part List Yon can search for the updated part code through ITSELF web site. URL:http://itself.sec.samsung.co.kr 5. Electrical Part List 5-1 HCR4755WX/XAA Level Loc.No. Code No. Description;Specification Remark Level Loc.No. Code No. Description;Specification Remark ASSY COVER FRONT ...3 T0382 BP61-00509C HOLDER-CARE;PJT,ACRYL-FOAM,T0.25,W20.0mm S.N.A...
  • Page 69 T0128 BN39-00518A CBF SIGNAL-STEREO;NA32KO,1P,UL2464#26,20 ...3 T0112 AA61-00056B BRACKET-LENS;PROJECTION,SECC,T1.6,-,-,-, S.N.A T0074 BP59-00082A REMOCON;BENHUR-3,TM76A,47,Zilog 52MX,53, ...3 CC AA61-00807B CASE-COUPLER,G;PROJ,ALDC,T8,BLK S.N.A T0511 BP68-00334B MANUAL USERS;HCR4245W,SAMSUNG,Eng,Americ S.N.A ...3 H/CRT AA61-00809B HOLDER-CRT;PROJ,PC/ABS GF 20%,BLK S.N.A M/ANYNET BP68-00379B MANUAL-ANYNET;HCR4245W,SAMSUNG,Eng,Ameri S.N.A ...3 T0511 AA63-00076B SPACER-LENS;FELT,W7,BLK,T0.8 S.N.A M/QSG BP68-00383B MANUAL-QSG;HCR4245W,SAMSUNG,Eng,America,...

This manual is also suitable for:

Hc-r4755wHc-r4745wHc-r4355wHc-r5245wHc-r4245w

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