HP S7650 Service Manual
  1. Manuals
  2. Brands
  3. HP Manuals
  4. Monitor
  5. S7650
  6. Service manual
HP S7650 Service Manual

HP S7650 Service Manual

17" cdt monitor
Hide thumbs
Table of Contents

Advertisement

Quick Links

Download this manual
HP S7650

SERVICE MANUAL

17'' CDT MONITOR
HP S7650
THESE DOCUMENTS ARE FOR REPAIR SERVICE INFORMATION ONLY. EVERY REASONABLE
EFFORT HAS BEEN MADE TO ENSURE THE ACCURACY OF THIS MANUAL; WE CANNOT GUARANTEE THE
ACCURACY OF THIS INFORMATION AFTER THE DATE OF PUBLICATION AND DISCLAIMS LIABILITY FOR
CHANGES, ERRORS OR OMISSIONS.
1

Advertisement

Table of Contents
loading

Related Manuals for HP S7650

Summary of Contents for HP S7650

  • Page 1: Service Manual

    HP S7650 SERVICE MANUAL 17’’ CDT MONITOR HP S7650 THESE DOCUMENTS ARE FOR REPAIR SERVICE INFORMATION ONLY. EVERY REASONABLE EFFORT HAS BEEN MADE TO ENSURE THE ACCURACY OF THIS MANUAL; WE CANNOT GUARANTEE THE ACCURACY OF THIS INFORMATION AFTER THE DATE OF PUBLICATION AND DISCLAIMS LIABILITY FOR...

  • Page 2: Table Of Contents

    HP S7650 Table of Content Revision List. ……………………………………………………………………………………..…………… 1. Monitor Specifications..............………..…….……….. ……… Precaution And Notices..............…...……..…………….……….. Safety Precautions ..............……………………..….….…… Product Safety Notice ............…………………………..….. Service Notes ................………………………….……. High Voltage Warning .............…………………...……….…. Operating Instructions ...............……………...…………………….. Adjustment ...................……………….……………. Adjustment Conditions And Precautions......………………………………………… Main Adjustments ..............………………………………..

  • Page 3: Revision List

    HP S7650 Revision List Version Date Revision History TPV Model Name Initial Release P784B-2 Sep.-13-04 Update Schematic Diagram,BOM P784BVCCHPN2P Nov.23-23-05 Update BOM P784BVCCHPN2 Jan.-12-2006...

  • Page 4: Monitor Specifications

    HP S7650 1. Monitor Specifications CRT : 43.2CM(17") 90 Deflection, 29mm Neck, 0.27mm Dot Pitch, Pure Flat, Non-Glare Screen Viewable image Size: 40.6CM (16") diagonal Display Color: Unlimited Colors External Controls: Power On/Off, Power led, Function knob( Contrast, Brightness, H-Center, H-Size, V-Center, V-Size,...
  • Page 5 HP S7650 11. Humidity: 20% to 80% Relative, Non-Condensing 12. External Connection: 15 Pin D-type Connector AC Power Cord 13. Regulations:UL, CSA, FDA, FCC, TÜV/GS, CE, MPR-II,TCO,CCC 14. Key FOS spec. Measurement Item Conditions Spec B-50 % C→MAX Image size W=312±4 mm...

  • Page 6: Precaution And Notices

    HP S7650 2. Precautions And Notices 2-1 Safety Precautions Observe all caution and safety related notes located inside the display cabinet. Operation of the display with the cover removed, may cause a serious shock hazard from the display power supply. Work on the display should not be attempted by anyone who is not thoroughly familiar with precautions necessary when working on high voltage equipment.

  • Page 7: Service Notes

    HP S7650 2-3 Service Notes When replacing parts or circuit boards, clamp the lead wires around terminals before soldering. When replacing a high wattage resistor (more than 1/2W of metal oxide film resistor) in circuit board, keep the resistor about 10mm (1/2 in) away from circuit board.

  • Page 8: Operating Instructions

    HP S7650 3. Operating Instructions This procedure gives you instructions for installing and using the Color display. Position the display on the desired operation and plug the power cord into a convenient AC outlet. Three-wire power cord must be shielded and is provided as a safety precaution as it connects the chassis and cabinet to the electrical conduit ground.

  • Page 9: Adjustment

    HP S7650 4. Adjustment 4-1 Adjustment Conditions And Precautions Approximately 30 minutes should be allowed for warm up before proceeding. Adjustments should be undertaken only on those necessary elements since most of them have been carefully preset at the factory.
  • Page 10 HP S7650 H-Size H-Moire Reduce H-Center Moire Disable V-Size No Use V-Center No Use Pincushion No Use Parallelogram V-Linearity Pin-Balance V-Linearity Trapezoid Top Corner Rotation Bot Corner No Use No Use Contrast Max-Hsize Modify Brightness Max-Vsize Modify R-Bias Max-Trapezoid Modify...
  • Page 11 HP S7650 (b) To make the adjustment condition is under the Factory preset OSD menu. Same as step 2-B. (c) Warm up more than 20 minutes. (d) Put the probe in the middle of screen, Brightness set to maximum. Contrast set to max.
  • Page 12 HP S7650 C. Produce a complete, red pattern on the display. Adjust the purity magnet rings on the PCM assembly to obtain a complete field of the color red. This is done by moving the two tabs in such a manner that they advance in an opposite direction but at the same time to obtain the same angle between the two tabs, which should be approximately 180'.

  • Page 13: Circuit Description

    HP S7650 5. Circuit Description 5-1 Micro Controller Circuit MICRO Controller The IC101 contains a 6502/8051 8-bit CPU core, 512 bytes of RAM, 16K bytes of ROM,14 channel 8 bit PWM D/A converters, 2 channel A/D converters for key detection, one 8 bit pre-loadable...

  • Page 14: Transistor &Diode Circuit

    HP S7650 Pin28 (BDRV) is floating Pin26 (HDRV) is floating Vertical Oscillator The vertical free –running frequency is determined by the capacitance C613 at pin22. Usually the free-running frequency should be lower than the minimum trigger frequency. 5-3 Transistor & Diode Circuit...

  • Page 15: Trouble Shooting Chart

    HP S7650 6.Trouble Shooting Chart 6-1 No Raster 1. CRT Relative Circuit Problems CHECK MAIN PCB POWER SUPPLY 47.0V,13V CHECK POWER SAVING CIRCUIT, H-SYNC, V-SYNC SIGNAL Q909, Q910 CHECK THE HIGE VOLTAGE OF CRT REFER ITEM S.M.P.S. ABOUT 23~24KV CHECK FAILSAFE CKT IC401 PIN 25 RELATIVE CKT.
  • Page 16 HP S7650 2.Abnormal Video Level On Screen 3. Abnormal DDC (Plug & Play)

  • Page 17: Abnormal Display

    HP S7650 6-2 Abnormal Display 1.No Signal On Screen...

  • Page 18: No Blanking

    HP S7650 6-3 No Blanking 6-4 Hor./Osc/Def/Hv Circuit Fault 1. No Raster (Disconnect With Signal Cable)

  • Page 19: Abnormal Horizontal Deflection

    HP S7650 6-5 Abnormal Horizontal Deflection 1.Abnormal Horizontal Width Of Video 2.Abnormal Horizontal Video Center CHECK IC401 PIN 4, 7 RELATIVE CIRCUIT 3.Abnormal Horizontal Linearity...

  • Page 20: Abnormal Vertical Scanning

    HP S7650 6-6 Abnormal Vertical Scanning 1. Abnormal Vertical Size 2. Vertical Center READJUST V-CENTER CHECK IC401 AND IC601 RELATIVE CKT 6-7 Side-Pin Cushion Distortion READJUST SIDEPIN CHECK IC401, Q404, Q405, Q406 RELATIVE CKT. 6-8 Poor Focus READJUST FOCUS CONTROL CHECK FOCUS CONTROL UNIT, FOCUS LEAD WIRE, CRT SOCKET &...

  • Page 21: Power Supply Trouble Shooting Chart

    HP S7650 6-9 Power Supply Trouble Shooting Chart BEFORE CHECK SW.REG. PLEASE REFER TO THE POWER SUPPLY BLOCK DIAGRAM POWER SUPPLY OUTPUT: (A) VARIABLE OUTPUT : 65V ~ 165V (DEPENDING EPENDING UPON H.SYNC FREQUENCY) CONSTANT OUTPUT : 6.3V, 14V, -12V, 80V...

  • Page 22: Mechanical Of Cabinet Front Dis-Assembly

    HP S7650 7.Mechanical Of Cabinet Front Dis-Assembly...

  • Page 23: Bom List

    HP S7650 8.BOM List P784BVCCHPN2 Location Part Number Description Quantity Unit CMP784B2NHPQ CHASSIS FOR P784B-2HPQ 1C 503504 47 SCREW FOR CRT 5C 38 8 RUBBER WASHER 5C600604075S CRT WASHER 11C 112 1 WIRE MONNTS 11C 115500 FBT CLIP 11C6033 1...
  • Page 24 HP S7650 85C6027601 SHIELD CASE 85C6028500 SHIELD CASE 95C2070521 COPPER BRAID 95C2070547 WIRE 95C2070588 WIRE HARNESS B1C1035 10 47 SCREW D1C1140 7128 SCREW 4X7(FOR AC) Q1C 340 16 47 SCREW Q1C1030 10128 SCRIW 750A1697504JAG DEGAUSSING COIL 95C205T 3006A Wire Harness...
  • Page 25 HP S7650 C405 67C 309102 3 1000UF +-20% 16V C414 67C 305100 12 10UF +-20% 250V C418 63C210J4327CC .0043UF 1600V C419 63C210J4327CC .0043UF 1600V C421 65C 1K472 1A6052 .0043UF +-5% 1600V FOR C422 64C100J225 59 2.2UF +-5% 100V C430 65C 1K472 1A6052 .0043UF +-5% 1600V FOR...
  • Page 26 HP S7650 P803 33C3278 7D WAFER*PLUG PR901 61C 52 27 4J PTCR Q440 57C 767 2 STA524A Q907 57C 728 3 HSB772P/E Q909 57C 728 3 HSB772P/E R426 61C153M270 59 27 OHM +-5% 3W R455 61C152M220 64 22 OHM +-5% 2W...
  • Page 27 HP S7650 C121 67C 309109 7T 1.0UF +-20% 50V C130 65C 44210113T 100PF +-5% NPO 50V C146 67C 305100 7T 10UF +-20% 50V C147 67C 309109 3T 1UF +-20% 16V C160 65C 444101 5T 100 PF 10% 50V Y5P C162...
  • Page 28 HP S7650 C610 64C700J1040AT 0.1uF/50V +-5% C611 64C701J4740AT 0.47UF 50V +-5% C613 64C701J1540AT 0.15UF 50V +-5% C614 65C 444101 5T 100 PF 10% 50V Y5P C615 65C 444472 5T 4700 PF 10% 50V Y5P C703 64C178J333 1T CL21X 0.033UF 100V +-5%...
  • Page 29 HP S7650 D409 93C 64 1152T IN4148 D410 93C 64 1152T IN4148 D411 93C 6450152T SWITCHING DIODE BAV21 D412 93C 64 1152T IN4148 D413 93C 6026W52T FR107 D416 93C1040 252T UF4004 D417 93C1040 252T UF4004 D420 93C 64 1152T IN4148...
  • Page 30 HP S7650 Q404 57C 420502 T 2SA733P Q405 57C 420502 T 2SA733P Q410 57C 521 1 T 2SD667ACTZ-E Q419 57C 419 PP T 2PC945 Q705 57C 498 1 T BF423 Q735 57C 498 1 T BF423 Q742 57C 493 12 T...
  • Page 31 HP S7650 R144 61C 21075352T 75KOHM 1/6W R150 61C 60222252T CFR 2.2K OHM +-5% 1/6W R152 61C 60233252T CFR 3.3K OHM+-5% 1/6W R153 61C 60233252T CFR 3.3K OHM+-5% 1/6W R156 61C 60222252T CFR 2.2K OHM +-5% 1/6W R157 61C 60222252T CFR 2.2K OHM +-5% 1/6W...
  • Page 32 HP S7650 R437 61C 60233252T CFR 3.3K OHM+-5% 1/6W R439 61C 17251352T CFR 51K OHM +-5% 1/4W R440 61C 20033252T MFR 3.3KOHM+-1% 1/4W R441 61C 20482352T MFR 82KOHM+-2% 1/2W R448 61C 17291152T CFR 910OHM+-5% 1/4W R450 61C 21062352T 62KOHM 1/6W...
  • Page 33 HP S7650 R738 61C175L10152T CFR 100 OHM +-5% 1/2W R740 61C175L56352T CFR 56K OHM +-5% 1/2W R741 61C175L56352T CFR 56K OHM +-5% 1/2W R746 61C175L10552T CFR 1M OHM +-5% 1/2W R747 61C175L56352T CFR 56K OHM +-5% 1/2W R748 61C 60210352T...
  • Page 34 HP S7650 R982 61C 17210352T CFR 10KOHM +-5% 1/4W R983 61C 17210352T CFR 10KOHM +-5% 1/4W 10MOHM +-5% 1/2W　妮 R986 61A212Y10652T R994 61C 17220352T CFR 20KOHM+-5% 1/4W ZD105 93C 3951652T TZX5V1B ZD106 93C 3951652T TZX5V1B ZD107 93C 3951652T TZX5V1B ZD400...
  • Page 35 HP S7650 C804 65C 450104 3T 0.1UF 50V Y5V C805 67C 309101 3T 100UF +-20% 16V C806 67C 309109 7T 1.0UF +-20% 50V C808 65C 44210013T 10PF +-5% NPO 50V C809 67C 309339 7T 3.3UF +-20% 50V C810 67C 305470 4T...
  • Page 36 HP S7650 D804 93C 64 1152T IN4148 D805 93C 64 1152T IN4148 D806 93C 64 1152T IN4148 D850 93C 6450152T SWITCHING DIODE BAV21 D851 93C 6450152T SWITCHING DIODE BAV21 D852 93C 6450152T SWITCHING DIODE BAV21 D853 93C 6450152T SWITCHING DIODE BAV21...
  • Page 37 HP S7650 R856 61C 17251052T CFR 51OHM +-5% 1/4W R857 61C 17210552T CFR 1MOHM +-5% 1/4W R858 61C 17210552T CFR 1MOHM +-5% 1/4W R859 61C 17210552T CFR 1MOHM +-5% 1/4W R872 61C175L56052T CFR 56 OHM +-5% 1/2W R873 61C175L56052T CFR 56 OHM +-5% 1/2W...
  • Page 38 HP S7650 71C 55 2 FERRITE BEAD 6.5*5*1.7 90C6030500 HEAT SINK D919 93C 6073A F R D 3A/400V 31DF4/I.R 15C5643506 REAR BRACKET 750C5X153AV CPT 17" RF 0.13 P2 HB C C425 63C210J2243CU .22U 400V C426 63C210J3342CC .33UF +-5% 250V FOR CAM...

  • Page 39: Block Diagram

    HP S7650 9. Block Diagram...
  • Page 40 HP S7650...

  • Page 41: Ic Block Diagrams

    HP S7650 10. IC Block Diagram IC101 V-I/P Degauss H-I/P RESET Rota. OscO OscI H-out Iscl V-out Isda Pm1/Pm2 KEYA KEYB SENSE Dscl mute B+ Dsda VR NC HR NC mute g1 IC101 NT6865...
  • Page 42 HP S7650 IC401(STV9118) IC803 LM2480NA...
  • Page 43 HP S7650...
  • Page 44 HP S7650...

  • Page 45: Pcb Layout

    HP S7650 11. PCB Layout 11.1 Main Board STB-PWR SW101 SW102 SW103 MENU DOWN <SW901> LED1 R183 R129 R181 R405 LED3 R182 J051 LED4 R406 R180 R128 J128 J165 R127 C133 C106 R140 J021 IC401 D438 SW901 R119 C403 J014...
  • Page 46 HP S7650 11.2 Video Board...

  • Page 47: Schematic Diagram

    HP S7650 12.Schematic Diagram Dscl Dsda P784B-2HPQ CMPC 715A910-*-5 Z D 1 0 5 R418 4.7K 1/4W D130 P803 D152 D153 IN5817 TZX5V1B TZX5V1B TZX5V1B C104 R111 10 1/4W R157 2.2K C162 100uF/25V C434 R417 R416 Dscl R132 12K 1/6W 2.4K 1/4W...
  • Page 48 HP S7650 PR901 RY901 61A52 27 4J 77A 260 5 3 PTCR 9 C950 L906 R981 220pF/1KV TP902 D939 22 1/2W 600uH R986 73A 253 88 HB 1N4148 R982 10M 1/2W FB907 D925 Q913 JUMPER RG4S C482 10K 1/4W T901...
  • Page 49 HP S7650 P784B-2HPQ CRPC 715A992-*-HPQ R826 C829 C830 C860 R857 R820 IC801 R821 47uF 100P 1KV 1M 1/4W C813 0.1U 250V D850 100pF 50V LM1237 BDKE 100V FB807 BAV21 D856 C808 C856 56A 366515 BAV20 JUMPER C804 0.08 10pF 50V C809 0.1uF/100V...
  • Page 50 HP S7650 V-OUT D603 IC601 C601 R747 STV9302A 1N4148 　 574501 R613 56K 1/2W 0.1U 50V ZD601 R616 R601 1K 1/4W R741 R749 10K 1/4W R746 D741 VREF TZX5V1B C740 56K 1/2W 100K 1/4W R612 D740 1M 1/2W UF4004 1uF/450V...

Table of Contents