Sony SDM-S76A Service Manual
Sony SDM-S76A Service Manual

Sony SDM-S76A Service Manual

17" lcd color monitor
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17" LCD Color Monitor
Service
Service
Service
Table Of Contents......................................................1
Revision List........................................................2
Important Safety Notice.....................................3
1.Precaution..............................................................4
2.Specification........................................................7
2.1 Product Specification..............................................7
2.2.Interface Description........................................8
2.3.Factory Present Mode......................................8
2.4 Panel Specification..........................................9
3.OSD Operation......................................................11
3.1.Generalization...................................................11
3.2.Key Control......................................................11
3.3.Common Adjustment.............................................13
3.4.Navigating The Menu............................................13
3.5.Adjustment Steps Of Main Menu..........................14
3.6.Adjustment Of Service OSD..................................25
ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE
CHASSIS AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING
ELECTRONIC EQUIPMENT CONTAINING HIGH VOLTAGES.
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING

TABLE OF CONTENTS

Page
Description
4 Disassembly Flow Chart.................. ...........27
4.1.Disassembly Steps.....................................27
4.2 Wiring Diagram..........................................31
4.3 Monitor Exploded View...................................32
5. Circuit Block Diagram......................................33
5.1.Main Board.............................................33
5.2.Power Board.............................................34
6. Trouble Shooting.........................................35
7. Schematic.............................................40
7.1 Main Board..................................................41
7.2 Power Board..............................................45
8.PCB Layout.....................................................44
8.1.Main Board.................................................47
8.2.Power Board..............................................48
9.EDID Content..............................................50
10.BOM List........................................................51
SAFETY NOTICE
1
SDM-S76A
Horizontal Frequency
28-80 kHz
Page

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Summary of Contents for Sony SDM-S76A

  • Page 1: Table Of Contents

    17" LCD Color Monitor SDM-S76A Service Service Service Horizontal Frequency 28-80 kHz TABLE OF CONTENTS Description Page Description Page Table Of Contents..……......…..1 4 Disassembly Flow Chart……………… ...27 Revision List.…........……..2 4.1.Disassembly Steps…………………..…..27 4.2 Wiring Diagram………..…..…………..…..31 Important Safety Notice.……....……..3 4.3 Monitor Exploded View......…..32 1.Precaution……………......………..4...
  • Page 2: Revision List

    17" LCD Color Monitor SDM-S76A Revision List Revision Date Revision History TPV Model Jun.-19-06 First Version Release T786KCDDKS4SNP...
  • Page 3: Important Safety Notice

    SDM-S76A Important Safety Notice Proper service and repair is important to the safe, reliable operation of all SONY Company Equipment. The service procedures recommended by SONY and described in this service manual are effective methods of performing service operations. Some of these service operations require the use of tools specially designed for the purpose.
  • Page 4: Precaution

    17" LCD Color Monitor SDM-S76A 1. Precaution Warning on power connections Installation...
  • Page 5 17" LCD Color Monitor SDM-S76A Handing the LCD screen Maintenance Transportation Installation on a wall or a mounting arm...
  • Page 6 17" LCD Color Monitor SDM-S76A Disposal Of The Display...
  • Page 7: Specification

    17" LCD Color Monitor SDM-S76A 2. Specification 2.1 Product Specification Driving system TFT LCD Size 17.0" Type CLAA170EA07Q Pixel pitch 0.294mm(H) x 0.294mm(V) Viewing angle(CR≥10) 140(H) 130(V) (typ) Luminance 300 cd/m (typ) LCD Panel Pixel Arrangement R.G.B Vertical Stripe Contrast Ratio...
  • Page 8: Interface Description

    17" LCD Color Monitor SDM-S76A 2.2 Interface Description Analog connectors Description Description Red Video Green Video Detect Cable Blue Video Sensor for PC Horizontal Sync Red GND Vertical Sync Green GND Blue GND VGA Connector layout 2.3 Factory Preset Mode...
  • Page 9: Panel Specification

    17" LCD Color Monitor SDM-S76A 105.590 1152 × 900 71.732 76.068 1280 × 960 108.00 1280 × 1024 63.981 60.020 135.00 1280 × 1024 79.976 75.025 2.4 Panel Specification 2.4.1 General Specification 2.4.2 Optical Characteristics...
  • Page 10 17" LCD Color Monitor SDM-S76A 2.4.3 Electrical Characteristics TFT-LCD Backlight...
  • Page 11: Osd Operation

    17" LCD Color Monitor SDM-S76A 3. OSD Operation 3.1 Generalization Press the power button to turn the monitor on or off. The control buttons are located at the right side of the monitor. By changing these settings, the picture can be adjusted to your personal preferences.
  • Page 12 17" LCD Color Monitor SDM-S76A ECO button: This button is used to reduce the power consumption. Rear of the display AC IN connector: connect the power cord. DVI-D input connector (SDM-S76D/ SDM-S96D/ SDM-V76D/ SDM-V96D/ SDM-S76F/ SDM-S96F only): the connector inputs digital RGB video signals that comply with DVI Rev.1.0.
  • Page 13: Common Adjustment

    17" LCD Color Monitor SDM-S76A 3.3 Common adjustment Icon Description Backlight Adjust the brightness of the backlight Contrast Adjust the picture contrast Brightness Adjust the picture brightness (black level) Screen Adjust the picture’s sharpness or its centering Color Adjust the color temperature of the picture γ...
  • Page 14: Adjustment Steps Of Main Menu

    17" LCD Color Monitor SDM-S76A setting is stored, then the display returns to the previous menu. 4. Close the menu Press the MENU button once to return to normal viewing. If no buttons are pressed, the menu closes automatically after about 45 seconds.
  • Page 15 17" LCD Color Monitor SDM-S76A 3. Adjusting the black level of an image (BRIGHTNESS)
  • Page 16 17" LCD Color Monitor SDM-S76A Adjusting to the desired brightness 4. Adjusting the picture’s sharpness and centering (SCREEN) (Analog RGB signal only)
  • Page 17 17" LCD Color Monitor SDM-S76A...
  • Page 18 17" LCD Color Monitor SDM-S76A...
  • Page 19 17" LCD Color Monitor SDM-S76A 5. Adjusting the color temperature (COLOR)
  • Page 20 17" LCD Color Monitor SDM-S76A 6. Fine tuning the color temperature (USER ADJUSTMENT) 6. Changing the gamma setting (GAMMA) 7. Adjusting the sharpness (SHARPNESS)
  • Page 21 17" LCD Color Monitor SDM-S76A 8. Changing the menu’s position (MENU POSITION) 9. Changing the input automatically(INPUT SENSING) (SDM-S76D/ SDM-S96D/ SDM-V76D/ SDM-V96D/ SDM-S76F/ SDM-S96F only)...
  • Page 22 17" LCD Color Monitor SDM-S76A 10. Selecting the on-screen menu language (LANGUAGE)
  • Page 23 17" LCD Color Monitor SDM-S76A 11. Additional settings...
  • Page 24 17" LCD Color Monitor SDM-S76A...
  • Page 25: Adjustment Of Service Osd

    30 minutes for RGB reset before W/B adjustment. 2. Setup 1) Prepare timing and pattern data for a signal generator according to the Sony timing specifications. 2) Connect a monitor video cable to the signal generator.
  • Page 26 17" LCD Color Monitor SDM-S76A 8. SRGB color adjustment a. Select "SRGB" in "COLOR TEMP" and enter. b. Adjust SRGB R/G/B value to the value of 6500K RGB 9. Service OSD The service OSD menu contains additional menus as described below.
  • Page 27: Disassembly Flow Chart

    17" LCD Color Monitor SDM-S76A 4. Disassembly flow chart 4.1 Disassembly steps Notices 1. Lay the monitor on a steady table with a piece of clean cloth mat under it for preventing scratching the panel. 2. Be careful when open the bezel and rear cover with the tool that mentioned above for preventing mangling them.
  • Page 28 17" LCD Color Monitor SDM-S76A Pay attention to the hooks Remove use a thin card to open the the rear rear cover cover Remove the ten screws, and Remove then remove the shield. the shield Remark: there’s DVI connecter only for...
  • Page 29 17" LCD Color Monitor SDM-S76A Remove the four screws and disconnect the interface from keypad. Pay attention to the hooks, Remove open them as the arrowheads the bezel point. The bezel with a keypad...
  • Page 30 17" LCD Color Monitor SDM-S76A Only the panel The panel...
  • Page 31: Wiring Diagram

    17" LCD Color Monitor SDM-S76A 4.2 Wiring Diagram...
  • Page 32: Monitor Exploded View

    17" LCD Color Monitor SDM-S76A 4.3 Monitor Exploded View...
  • Page 33: Circuit Block Diagram

    17" LCD Color Monitor SDM-S76A 5. Circuit Block Diagram The LCD Monitor contains a main board, an inverter/power board, and key board which house the flat panel control logic, brightness control logic and DDC. Backlight and Panel Power board Main board...
  • Page 34: Power Board

    17" LCD Color Monitor SDM-S76A 5.2 Power Board Power board combines to adapter and inverter, this design has the merits in predigesting constructions, reducing cost and improving product’s capability.
  • Page 35: Trouble Shooting

    17" LCD Color Monitor SDM-S76A 6. Trouble Shooting 6.1 Main Board No power No power Press power key and look if the picture is normal Please reinsert and make sure the AC of 100-240 is normal Reinsert or check the power section Measure U602 PIN2=3.3V...
  • Page 36 17" LCD Color Monitor SDM-S76A No picture (LED orange) No picture Measure U602 PIN2=3.3V U603 PIN2=1.8V Replace U602, U603 X301 oscillate waveform is normal Replace X301 Hs, Vs input signal are normal? Check Correspondent component. Replace U301...
  • Page 37 17" LCD Color Monitor SDM-S76A White screen White screen Measure Q502 base is high level? Measure U603 PIN2=1.8V U602 PIN2=3.3V Check Q501/Q502 are broken Replace U602, U603 or CN501 solder? X301 oscillate waveform is normal? Check Correspondent component. Replace X301...
  • Page 38 17" LCD Color Monitor SDM-S76A 6.2 Power Board No Power Check CN902 pin1.2=12V and pin 3, 4=5V Check interface board Check AC line volt 120V or 220V Change F901, checkBD901, Q903, IC901 Check the voltage of C905(+) Check bridge rectified circuit...
  • Page 39 17" LCD Color Monitor SDM-S76A No Backlight Check C811 (+) =12V Check Q805, Q806 Check ON/OFF signal Check Interface board Check IC801 PIN2=5V Check Q801,Q802, Q803 Check IC801 PIN1, PIN15 have square wave Check IC801 CHECKS Q805, Q806 have the output of square wave at short time Check Q805,Q806, PT801, PT802 Check the resonant wave of pin7 &...
  • Page 40: Schematic

    17" LCD Color Monitor SDM-S76A 7. Schematic 7.1 Main Board...
  • Page 41: Main Board

    17" LCD Color Monitor SDM-S76A...
  • Page 42 17" LCD Color Monitor SDM-S76A...
  • Page 43 17" LCD Color Monitor SDM-S76A...
  • Page 44: Pcb Layout

    17" LCD Color Monitor SDM-S76A...
  • Page 45: Power Board

    17" LCD Color Monitor SDM-S76A 7.2 Power Board R934   1206 R935   1206 BD901 R906 U4KB 80R R905   1206 R931 100K   C930 C905 100K   1206 C934 C931 1500pF/1KV 100uF/450V 1500PF 1500PF L903 3.5UH T901 +12V 80GL17T 37...
  • Page 46 BAV99 R824 D805   0805 BAV99 Q805 AM9945 D804 BAV99 AOC (Top Victory) Electronics Co., Ltd. Title SONY E series 17" 19'' 4 LAMPS INVERTER R830 R831 82K/0805 7.5K   0805 Size Document Number Date: Thursday, May 11, 2006 Sheet...
  • Page 47: Main Board

    17" LCD Color Monitor SDM-S76A 8. PCB Layout 8.1 Main Board...
  • Page 48: Power Board

    17" LCD Color Monitor SDM-S76A 8.2 Power Board...
  • Page 49 17" LCD Color Monitor SDM-S76A...
  • Page 50: Edid Content

    17" LCD Color Monitor SDM-S76A 9. EDID content Analog 112:...
  • Page 51: Bom List

    17" LCD Color Monitor SDM-S76A 10. BOM List T786KCDDKS4SNP Location Part No. for TPV Description 002G6008500 SCREW 011G6054 1 LOCK WASHER 011G6084 1 CLAMP 015G5786 1 VESA BRACKET 023G3178834 7A GP LOGO 033G4880 QB L GP SCREW CAP 040G 457834 9A GP...
  • Page 52 17" LCD Color Monitor SDM-S76A 750GLB70A7Q11N00GP PANEL LCD 17" EA07Q 272 SONY CTOC A15G0019 1 MAIN FRAME-CPT A15G0020 1 BKT CONNECTOR A A34G0033 QB 1B GP REAR COVER A85G0005 1 SHIELD CBPC783KCD2SP CONVERSION BOARD PWPC1742CTS2P POWER BOARD Q07G 8 1 12 GP...
  • Page 53 17" LCD Color Monitor SDM-S76A A15G0021 1 BKT BASE LOWER Q12G6600 7 BASE_PAD CN401 033G3802 6 J GP WAFER CN601 033G8027 12 J GP WAFER CN501 033G8027 24 HJ GP WAFER 040G 457624 1B GP CPU LABEL 040G 45762420A GP...
  • Page 54 17" LCD Color Monitor SDM-S76A C826 065G 3J5096ET GP 5PF 5% SL 3KV C835 065G 3J5096ET GP 5PF 5% SL 3KV C901 065G306M1022BM GP Y1.CAP.001UF 250VAC MURATA C902 065G306M1022BM GP Y1.CAP.001UF 250VAC MURATA C900 065G306M2222BM GP 2200PF +-20% 250VAC Y1...
  • Page 55 17" LCD Color Monitor SDM-S76A R606 061G153M339 59 GP RST CHIPR 3.3OHM +-5% 3WS 096G 29 1 SHRINK TUBE UL/CSA U301 056G 562101 GM2621-LF-BC U602 056G 563 21 AP1084K33LA U603 056G 563 34 AIC 1084-18PM TO-263 U305 056G1133 81 SST25LF020A-33-4C-SAE...
  • Page 56 17" LCD Color Monitor SDM-S76A R505 061L0603104 CHIPR 100K OHM +-5% 1/10W R504 061L0603104 CHIPR 100K OHM +-5% 1/10W R244 061L0603221 CHIP 220 OHM 1/16W R245 061L0603221 CHIP 220 OHM 1/16W R246 061L0603222 CHIPR 2.2K OHM+-5% 1/10W R247 061L0603222 CHIPR 2.2K OHM+-5% 1/10W...
  • Page 57 17" LCD Color Monitor SDM-S76A C219 065G0603103 32 GP CHIP 0.01UF 50V X7R C218 065G0603103 32 GP CHIP 0.01UF 50V X7R C217 065G0603103 32 GP CHIP 0.01UF 50V X7R C215 065G0603103 32 GP CHIP 0.01UF 50V X7R C214 065G0603103 32 GP CHIP 0.01UF 50V X7R...
  • Page 58 17" LCD Color Monitor SDM-S76A C307 065G0603104 12 GP CHIP 0.1UF 16V X7R C308 065G0603104 12 GP CHIP 0.1UF 16V X7R C608 065G0603105 12 GP CHIP CAP 0603 1UF K 16V X7R C620 065G0603105 12 GP CHIP CAP 0603 1UF K 16V X7R...
  • Page 59 17" LCD Color Monitor SDM-S76A 096G 29 6 SHRINK TUBE UL/CSA R914 061G152M47858F GP RST MOFR 0.47OHM +-5% 2WS 096G 29 6 SHRINK TUBE UL/CSA 090G6241 2 HEAT SINK D908 093G 60252 SP20150 AM1G1730 8120 GP SCREW D901 093G 6026T52T...
  • Page 60 17" LCD Color Monitor SDM-S76A R806 061L0805103 CHIPR 10K OHM +-5% 1/8W R913 061L0805104 CHIPR 100K OHM+-5% 1/8W R815 061L0805104 CHIPR 100K OHM+-5% 1/8W R860 061L0805105 CHIP IMOHM 0805 R849 061L0805105 CHIP IMOHM 0805 R848 061L0805105 CHIP IMOHM 0805 R847...
  • Page 61 17" LCD Color Monitor SDM-S76A JR901 061L1206000 CHIPR 0 OHM +-5% 1/4W JR902 061L1206000 CHIPR 0 OHM +-5% 1/4W JR912 061L1206000 CHIPR 0 OHM +-5% 1/4W JR809 061L1206000 CHIPR 0 OHM +-5% 1/4W R916 061L1206101 CHIP 100 OHM 5% 1/4W...
  • Page 62 17" LCD Color Monitor SDM-S76A C838 065G0805104 32 GP CHIP 0.1UF 50V X7R C829 065G0805104 32 GP CHIP 0.1UF 50V X7R C828 065G0805104 32 GP CHIP 0.1UF 50V X7R C801 065G0805104 32 GP CHIP 0.1UF 50V X7R C842 065G0805104 32 GP CHIP 0.1UF 50V X7R...
  • Page 63 17" LCD Color Monitor SDM-S76A D811 093G 6432S IN4148W D813 093G 6432S IN4148W D812 093G 6432S IN4148W D810 093G 6432S IN4148W D809 093G 6432S IN4148W ZD905 093G 39S 12 T RLZ20B LLDS ZD902 093G 39S 24 T RLZ 5.6B LLDS...
  • Page 64 17" LCD Color Monitor SDM-S76A PT801 006G 31502 1.5MM RIVET NR901 006G 31502 1.5MM RIVET L902 006G 31502 1.5MM RIVET L901 006G 31502 1.5MM RIVET FB901 006G 31502 1.5MM RIVET F901 006G 31502 1.5MM RIVET C905 006G 31502 1.5MM RIVET...
  • Page 65 17" LCD Color Monitor SDM-S76A JP918 095G 90 23 TIN COATED JP919 095G 90 23 TIN COATED JP920 095G 90 23 TIN COATED JR802 095G 90 23 TIN COATED JP801 095G 90 23 TIN COATED JP803 095G 90 23 TIN COATED...

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