Philips 230WP7 Service Manual Download Page 12

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Failure Mode Of Panel

230WP7 LCD

Failure description

Phenomenon

Vertical block defect

Vertical dim lines

Vertical lines defect
(Always bright or dark)

Horizontal block defect

Horizontal dim lines

Horizontal lines defect
(Always bright or dark)

Has bright or dark pixel

Polarizer has bubbles

Foreign material inside
polarizer. It shows liner or
dot shape.

Concentric circle formed

Bottom back light of LCD is
brighter than normal

Back light un-uniformity

Backlight has foreign material.
Black or white color, liner or
circular type

Quick reference for failure mode of LCD panel

this page presents problems that could be made by LCD panel.
It is not necessary to repair circuit board. Simply follow the mechanical
instruction on this manual to eliminate failure by replace LCD panel.

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Summary of Contents for 230WP7

Page 1: ... 29 Safety Test Requirement 30 Function Block Diagram 36 General Product Specification 54 74 Revision List 80 Repair Tips 31 32 Repair Flow Chart 33 35 Scaler Schematic Diagram C B A 37 43 Power Schematic Diagram C B A 44 46 USB Diagram C B A 47 50 Control Schematic Diagram C B A 51 52 Exploded View 53 Recommended Spare parts list 75 78 Different Parts List 79 REFER TO BACK COVER FOR IMPORTANT SAF...

Page 2: ...l which is not recommended by Philips must first satisfy himself thoroughly that neither his safety nor the safe operation of the equipment will be jeopardized by the service method selected Hereafter throughout this manual Philips Consumer Electronics Company will be referred to as Philips WARNING Critical components having special safety characteristics are identified with a by the Ref No in the...

Page 3: ...ith earth plug Power indicator LED ON green Standby amber Auto power saving EPA Nutek VESA DPMS 1 3 3 Horizontal scan 30 94 KHz 1 3 4 Vertical scan 56 85 Hz 1 3 5 Pixel clock 205MHz for analog input 165MHz for digital input 1 3 6 Input signals Signal input level Video 0 7 Vp p Linear 75 ohms Sync H H V V TTL level composite sync sync on green Impedance Video Terminated with 75 ohms Sync Terminated...

Page 4: ...n Apple MacintoshTM you need to connect the special Apple Macintosh adapter to one end of the monitor signal cable Connect the cables to the back of your computer by following these steps a Turn off your computer and unplug its power cord b Connect the monitor signal cable to the video connector on the back of your computer c Plug the power cord on your computer and your monitor into a nearby outl...

Page 5: ...use when operating the monitor Basic and simple instruction on the control keys When you press the button on the front control of your monitor the On Screen Display OSD Main Controls window will pop up and you can then start making adjustments to your monitor s various features Use the or the keys to make your adjustments The OSD Tree Below is an overall view of the structure of the On Screen Disp...

Page 6: ...6 230WP7 LCD Go to cover page On Screen Display h t t p w w w w j e l n e t ...

Page 7: ...7 230WP7 LCD Go to cover page On Screen Display h t t p w w w w j e l n e t ...

Page 8: ...e message will show up at the top of the OSD main menu in red color when the input resolution is not the 1920x1200 7 OSD MAIN CONTROLS LOCKED 3 secs or Till OSD MAIN CONTROLS UNLOCKED appear This message will appear 3 seconds to indicate the OSD MAIN CONTROLS status when to lock or un lock it by pressing MENU OK button for more than 10 seconds while there is video input from PC This function provi...

Page 9: ...input Please check that the signal is properly connected to the video card of PC and make sure PC is on ATTENTION SIGNAL CHECK CABLE CONNECTION WAIT FOR AUTOMATIC ADJUSTMENT This screen appears when you press the AUTO buttons at the same time It will disappear when the monitor is properly adjusted ATTENTION SIGNAL WAITING FOR AUTOMATIC ADJUSTMENT Access Aging Mode Step 1 Turn off LCD monitor and d...

Page 10: ... Factory Mode Menu Step1 Turn off monitor Step2 Push buttons at the same time and hold it Press power button untill comes out Windows screen then release all buttons Step3 Press OK button bring up Factory mode indication as shown in Fig2 Factory Mode indicator h t t p w w w w j e l n e t ...

Page 11: ...ere are two categories of pixel defects and several types of subpixel defects within each category Bright Dot Defects Bright dot defects appear as pixels or subpixels that are always lit or on These are the types of bright dot defects One lit red green or blue subpixel Two adjacent lit subpixels Red Blue Purple Red Green Yellow Green Blue Cyan Light Blue Three adjacent lit subpixels one white pixe...

Page 12: ...s bubbles Foreign material inside polarizer It shows liner or dot shape Concentric circle formed Bottom back light of LCD is brighter than normal Back light un uniformity Backlight has foreign material Black or white color liner or circular type Quick reference for failure mode of LCD panel this page presents problems that could be made by LCD panel It is not necessary to repair circuit board Simp...

Page 13: ...ected to your computer Also refer to the Quick Set Up Guide Check to see if the monitor cable has bent pins Make sure the computer is turned on AUTO button not working properly The Auto Function is designed for use on standard Macintosh or IBM compatible PCs running Microsoft Windows It may not work properly if using nonstandard PC or video card Imaging Problems Display position is incorrect Press...

Page 14: ...lease contact your dealer An after image appears If an image remains on the screen for an extended period of time it may be imprinted in the screen and leave an after image This usually disappears after a few hours An after image remains after the power has been turned off This is characteristic of liquid crystal and is not caused by a malfunction or deterioration of the liquid crystal The after i...

Page 15: ...g 4 4 Remove back cover as Fig 5 and Fig 6 Fig 5 Fig 6 Fig 7 5 Remove the shielding Unscrew the screws Unscrew the 2 screws and open the clicks on the sides Unscrew the screws and the pull down the shielding as Fig 8 Fig 8 6 Remove the power board and scaler board unscrew the screws and disconnect the connectors as Fig 9 Fig 10 Fig 9 Fig 10 7 Reomve the USB board Disconnect the connector and unscr...

Page 16: ...100 and contrast to 50 on User mode Set color setting at original panel color on User mode Move cursor to Auto SUB item on factory mode press OK key to activate this function 2 6 Switch light probe to Viewing position 2 7 Move the Lens barrel forward or backward to get clear image as shown in Fig 7 2 8 Switch light probe to Measuring position It should be able to indicate colour value on the CA 11...

Page 17: ...dinates shall be as follows Use Minolta CA 110 for colour coordinates and luminance check Luminance is 250 Nits in the center of the screen when brightness at 100 and contrast set to 100 180 10 Factory Preset B After finished all the adjustment set OSD Default Setting Brightness 100 Contrast 50 Adjust size Full screen Language English Colour 6500K OSD position middle of the LCD screen Input Select...

Page 18: ...ced due to a defect the serial numbers have to be re programmed It is advised to re soldered DDC IC and main EEPROM from the old board onto the new board if circuit board have been replaced in this case the DDC data does not need to be re programmed Additional information about DDC Display Data Channel may be obtained from Video Electronics Standards Association VESA Extended Display Identificatio...

Page 19: ...e 1 The data structure of EDID was incorrect 2 DDC IC that you are trying to load data is empty 3 Wrong communication channel has set at configuration setup 1 Configuration and procedure There are 3 chips contained OSD string serial number etc on the circuit board main EEPROM which storage all factory settings OSD string DDC IC which storage 128byte EDID data serial number etc Following descirptio...

Page 20: ...k year 1 Click new function icon from the tool bar bring up Step 1 of 9 as shown in Fig 15 EDID45 DDC application provides the function selection and text change select fill out from Step 1 to Step 9 Step 4 Modify DDC data Monitor Serial No Next 1 Click to step9 bring up Fig 16 Serial number can be filled up or be changed at this moment Click Finish to exit the Step window 3 Click OK button to con...

Page 21: ...ry Mode Push AUTO OK buttons at the same time and hold it Press power button untill comes out Windows screen then release all button Turn off monitor Edid45 1 Analog Fig 18 Step9 1 Disconnect the monitor power cord and connect it again 2 Press the OK button to bring up the OSD main manu 3 Re confirm the serial Number is updated as shown in Fig 23 Step 8 Modify serial number in OSD 1 Unzip the seri...

Page 22: ...n provides the function selection and text change select fill out from Step 1 to Step 9 Step 4 Modify DDC data Monitor Serial No Next 1 Click bring up Fig 29 Then select Digital Signal as below 3 Click OK button to confirm your selection 4 Click icon Read EDID function to read DDC EDID data from monitor The EDID codes will display on screen as shown in Fig 27 Fig 29 Fig 30 2 Select the DDC2Bi as t...

Page 23: ...mpletely correct it can be saved as ddc flie to re load it into DDC IC for DDC Data application 2 Click Save Step 7 Exit DDC program Pull down the File menu and select Exit as shown in Fig 33 Step 5 Write DDC data 1 Configuration should be as Fig 31 And press OK 3 Click Write EDID icon from the tool bar to write DDC data Fig 31 Fig 33 Fig 32 2 Access Factory Mode Push AUTO OK buttons at the same t...

Page 24: ...ive pixels 1600 Aspect Ratio 4 3 Refresh Rate 75 Standard Timing Identification 5 Horizontal active pixels 1024 Aspect Ratio 4 3 Refresh Rate 85 Standard Timing Identification 6 Horizontal active pixels 1280 Aspect Ratio 5 4 Refresh Rate 85 Standard Timing Identification 7 Horizontal active pixels 1920 Aspect Ratio 16 9 Refresh Rate 60 Detailed Timing 1 Pixel Clock MHz 193 15 H Active pixels 1920 ...

Page 25: ...on 4 Horizontal active pixels 1024 Aspect Ratio 4 3 Refresh Rate 85 Standard Timing Identification 5 Horizontal active pixels 1280 Aspect Ratio 5 4 Refresh Rate 85 Detailed Timing 1 Pixel Clock MHz 154 H Active pixels 1920 H Blanking pixels 160 V Active lines 1200 V Blanking lines 35 H Sync Offset F Porch pixels 48 H Sync Pulse Width pixels 32 V Sync Offset F Porch lines 3 V Sync Pulse Width lines...

Page 26: ...of PC and 15 pin D SUB connector of Monitor It is a windows based program which cannot be run in MS DOS System and equipment requirements 1 An i486 or above personal computer or compatible 2 Microsoft operation system Windows 95 98 2000 XP 4 ISP as shown in Fig 1 3 ISP Software Easywrite TOOL 3138 106 10396 5 Connect and Mains cord to Monitor as shown in Fig 2 ISP TOOL Fig 1 Fig 4 Fig 5 Fig 6 Fig ...

Page 27: ...there is a warring message coming as shown in Fig 10 you have to check the AC power Video cable or Novatek MCU Press the file exit to end program as shown in Fig 9 Fig 9 You can enter factory mode to confirm the CPU version h t t p w w w w j e l n e t ...

Page 28: ...BM VGA 12H 640x 480 59 94 0 13 71 810 SUN WS 1152 x900 76 15 0 4 35 000 MACI NTO SH 640x 480 67 00 0 14 63 981 VES A 1280 x102 4 60 02 0 5 37 500 VES A 640x 480 75 00 0 15 79 976 VES A 1280 x102 4 75 02 5 6 35 156 VES A 800x 600 56 25 0 16 91 1 VES A 1280 x102 4 85 0 7 37 879 VES A 800x 600 60 31 7 17 75 0 VES A 1600 x120 0 60 0 8 46 875 VES A 800x 600 75 00 0 18 67 05 CVT 2 3M A 1920 x108 0 60 0 ...

Page 29: ...Hz signal with black_white pattern set brightness control at 100 and contrast control at 50 Adjust the R G B offset and gain to calibrate the color smoothly and 64 gray level distinguishable Check all factory pre setting modes 4 3 Adjustment of WHITE D B Apply a 1280x1024 60Hz signal with white pattern set brightness control at 100 and contrast control at 50 Adjust the R G B Sub Gain for the scree...

Page 30: ...5 mA 0 09 Rohm current for Max R is the Tester limitation set resistance of at 0 1 uA for the mains cord Min Limitation Ramp set at 2 time seconds Tester Test method Condition HiPot Test for HiPot Test for Ground Continuity products where products where Test requirement the mains input the mains input is range is Full 110V AC USA range or 220V type AC 2 2 1 The minimum test duration for Quality Co...

Page 31: ...lder sucker see Fig 1A While holding the SMD with a pair of tweezers take it off gently using the soldering iron s heat applied to each terminal see Fig 1 B Remove the excess solder on the solder lands by means of litz wire or a solder sucker see Fig 1C 1 3 Caution on removal When handling the soldering iron use suitable pressure and be careful When removing the chip do not use undue force with th...

Page 32: ...d up for some hours around 90 for drying Take attention for ESD protection 5 Rework on BGA Ball Grid Array ICs General Although LF BGA assembly yields are very high there may still be a requirement for component rework By rework we mean the process of removing the component from the PWB and replacing it with a new component If an LF BGA is removed from a PWB the solder balls of the component are d...

Page 33: ...C IN Power Board Control Board Scaler Board LCD Panel No power power indicator off Check 12V 5V 3 3V NG Bad power board Check Control Board Check Control Wires Check Scaler Board OK NG OK Bad Scaler Board Check LCD Panel OK h t t p w w w w j e l n e t ...

Page 34: ...X 21 Repair Flow Chart 34 230WP7 LCD Go to cover page Power Board Bad Power Board OK NG OK OK Check Scaler Board Bad Scaler Board OK OK h t t p w w w w j e l n e t ...

Page 35: ...230WP7 LCD Repair Flow Chart Go to cover page 35 Check Power Board OK Check LCD Panel OK OK OK Control Board OK OK Board h t t p w w w w j e l n e t ...

Page 36: ...lar LVDS interface Dual input 132 mm x 110mm D_SUB AC input Connector Connector Connector 30 Pin wire harness LVDS Connector DVI I 30 pin wafer Panel Panel Backlight 12 CCFL S_Video CVBS Reserve S_Video and CVBS Control Board PanelVcc 18V for LPL USB Hub h t t p w w w w j e l n e t ...

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Page 52: ...Control Board C B A 52 230WP7 LCD Go to cover page h t t p w w w w j e l n e t ...

Page 53: ...LB1 1050 313815865161 USB ASSY 1054 313815865271 CONTROL ASSY 1053 313815417311 CONTROL BUTTON 33 313815137861 MAIN FRAME 301 313815865171 SCALER ASSY 1051 313815865291 POWER ASSY 1052 313815760701 MAIN SHIELDING ASSY 90 313815417281 BACK COVER 41 313815760621 HIGH ERGO BASE 50 h t t p w w w w j e l n e t ...

Page 54: ...UTO PICTURE ADJUSTMENT 20 FACTORY PRESET MODES AND 42 PRESET MODES WHICH CAN BE RECOVERED TO PRESET MODES USER FRIENDLY OSD DISPLAY FOR MODE IDENTIFICATION ADJUSTMENT MAX RESOLUTION 1920 1200 NON INTERLACED AT 60 HZ 23 COLOR TFT LCD FLAT PANEL EASY TILT FOLDABLE BASE FULL RANGE POWER SUPPLY 90 264 VAC CE ENVIRONMENTAL POLICY ANTI GLARE TO REDUCE LIGHT REFLECTION POWER MANAGEMENT CAPABILITY SOG SUP...

Page 55: ...ical characteristics 3 1 Interface signals 3 1 1 Video 3 2 Interface 3 2 1 D sub cable 3 2 2 DVI cable 3 2 3 OSD function control 3 3 Timing requirement 3 3 1 Mode storing capacity 3 3 2 Preset timings 3 3 3 Horizontal scanning 3 3 4 Vertical scanning 3 4 Power input connection 3 5 Power management 3 6 Display identification 3 6 1 Analog DDC 3 6 2 Digital DDC 3 7 USB Hub 4 0 Visual characteristics...

Page 56: ...ages 5 4 1 Shipping dimension weight 5 4 2 Block unit palletization 6 0 Environmental characteristics 6 1 Susceptibility of display to external environment 6 2 Transportation tests 6 3 Display disturbances from external environment 6 4 Display disturbances to external environment 6 4 1 EMI 7 0 Reliability 7 1 Mean time between failures 8 0 Quality assurance requirements 8 1 Acceptance test 9 0 Ser...

Page 57: ...B 1 LG PHILIPS Outside dimensions 523 w 335 6 h 41 d Typ mm Pitch mm 0 258 per one triad x 0 258mm Color pixel arrangement RGB vertical stripes Display surface low reflection antiglare with hard coating Color depth 16M colors 8 bits Backlight 12 CCFL s Active area WxH 495 36x309 6mm 23 diagonal View angle Horizontal Vertical 176 degree CR 10 Contrast ratio 800 1 Typ 500 1 Min White luminance Origi...

Page 58: ...ity Windows2000 Windows 98 Me Windows XP NSTL 3 0 Electrical characteristics 3 1 Interface signals The input signals can be applied in three different modes 1 D Sub Analog Input signal Video Hsync Vsync Video 0 7 Vp p input impedance 75 ohm DC Sync Separate sync TTL level input impedance 2 2k ohm terminate Hsync Positive Negative Vsync Positive Negative Composite sync TTL level input impedance 5k ...

Page 59: ...ut signals are applied to the display through DVI D cable Length 1 8 M 100 0 mm fixed Connector type DVI D male with DDC2B pin assignments White connector thumb operated jack screws pin assignment PIN No SIGNAL 1 Red 2 Green SOG 3 Blue 4 Sense GND 5 Cable Detect 6 Red GND 7 Green GND 8 Blue GND 9 DDC 5V 10 GND 11 Sense GND 12 Bi directional data 13 H H V sync 14 V sync 15 Data clock h t t p w w w ...

Page 60: ...ck 7 DDC data 8 Analog V sync 9 TMDS data1 10 TMDS data1 11 TMDS data1 shield 12 NC 13 NC 14 5V 15 Ground return for 5V and H V sync Cable Detect 16 Hot plug detect 17 TMDS data0 18 TMDS data0 19 TMDS data0 shield 20 NC 21 NC 22 TMDS clock shield 23 TMDS clock 24 TMDS clock C1 Analog R C2 Analog G C3 Analog B C4 Analog H sync C5 Analog GND Analog R G B return 3 2 6 Software control functions via O...

Page 61: ...Exit Brightness Contrast Brightness Contrast Color Original Color 9300K 6500K sRGB User Define Position Size Horizontal Vertical Size Full Screen Native Mode Fill with Aspect Input Selection Analog D Sub Analog DVI A Digital DVI D Language English Espanol Frencais Deutsch Italiano Simplified Chinese Phase Clock Phase Clock More Settings OSD Settings Horizontal Vertical Reset No Yes Serial No Seria...

Page 62: ...xit Brightness Contrast Brightness Contrast Color Original Color 9300K 6500K sRGB User Define Size Size Full Screen Native Mode Fill with Aspect Input Selection Analog D Sub Analog DVI A Digital DVI D Language English Espanol Frencais Deutsch Italiano Simplified Chinese Phase Clock Grey out More Settings OSD Settings Horizontal Vertical Reset No Yes Serial No Serial No Timing Mode Up Down to Move ...

Page 63: ... 31 469 IBM VGA 3H 720x400 70 087 12 68 700 MACINTOSH 1152x 870 75 000 3 31 469 IBM VGA 12H 640x480 59 940 13 71 810 SUN WS 1152x 900 76 150 4 35 000 MACINTOSH 640x480 67 000 14 63 981 VESA 1280x 1024 60 020 5 37 500 VESA 640x480 75 000 15 79 976 VESA 1280x 1024 75 025 6 35 156 VESA 800x600 56 250 16 91 1 VESA 1280x 1024 85 0 7 37 879 VESA 800x600 60 317 17 75 0 VESA 1600x 1200 60 0 8 46 875 VESA ...

Page 64: ...6 250 29 60 000 VESA 1280x960 60 000 9 37 879 VESA 800x600 60 317 30 75 000 VESA 1280x960 75 000 10 48 077 VESA 800x600 72 188 31 63 981 VESA 1280x1024 60 020 11 46 875 VESA 800x600 75 000 32 71 691 SUN WS 1280x1024 67 189 12 53 674 VESA 800x600 85 061 33 76 000 DOS V 1280x1024 72 000 13 49 700 MACINTOSH 832x624 75 000 34 79 976 VESA 1280x1024 75 025 14 56 4 960x720 75 35 81 130 SUN WS 1280x1024 7...

Page 65: ... power management states as defined by the VESA DPMS document The monitor must appropriately display the DPMS state Mode HSYNC VSYNC Video Pwr cons Indication Rec time Power On On On active 90 W Green LED Off Off Off blanked 2 W Amber LED 3 s DC Power Off N A 2 W LED Off 3 6 Display identification 3 6 1 In accordance with VESA Display Channel Standard Ver 1 0 and having DDC 2B capability 3 6 2 In ...

Page 66: ...ower on with signal supplied 4 Ambient light 400 600 lux 5 Ambient temperature 20 5 C 4 2 Brightness 250 nits at panel color temperature at center of the screen set contrast and brightness at maximum 4 3 Image size 4 3 1 Actual display size 495 36 x 309 6mm 4 4 Brightness uniformity Set contrast at 100 and turn the brightness to get average above 200 nits at centre of the screen Apply the Fig 1 it...

Page 67: ...X 0 283 0 020 Y 0 297 0 020 6500K sRGB CIE coordinates X 0 313 0 020 Y 0 329 0 020 5 0 Mechanical characteristics 5 1 Controls Front side DC power switch OSD function key OK Up Down RIGHT LEFT AUTO Rear D SUB DVI I Power cord socket 5 2 Unit dimension Weight Set dimension incl pedestal 548 W 422 6 H 234 6 D mm Net weight 9 6 Kg Including I F cable 240 g 5 3 Tilt and swivel base Tilt angle 5 to 25 ...

Page 68: ...0 mBAR Storage Temperature 30 to 60 degree C Humidity 85 max 40 Altitude 0 12192m Air pressure 300 1100 mBAR Note recommend at 5 to 35 C Humidity less than 60 6 2 Transportation tests Standard Philips UAN D1400 NSTA Height 76 0 cm 76 0 cm 1 corner 1 corner Drop Sequence 3 edges 3 edges Test Room temp 6 faces Room temp 6 faces Electrical function ok Test Mechanical function ok Result No serious dam...

Page 69: ...A IC Canada VCCI Japan BSMI 7 0 Reliability 7 1 Mean Time Between Failures System MTBF Excluding the LCD panel and CCFL 50 000 hrs CCFL MTBF 40 000 hrs 8 0 Quality assurance requirements 8 1 Acceptance test According to MIL STD 105D Control II level AQL 0 65 major 2 50 minor Please also refer to annual quality agreement Customer acceptance criteria UAW0377 00 9 0 Serviceability The serviceability ...

Page 70: ...ls one white pixel 0 Distance between two bright dot defects 15mm or more Bright dot defects within 20 mm circle 1 Total bright dot defects of all type 3 BLACK DOT DEFECTS ACCEPTABLE LEVEL MODEL 230WP7 1 dark sub pixel 5 2 adjacent dark sub pixels 2 3 adjacent dark sub pixels one white pixel 0 Distance between two black dot defects 15mm or more Black dot defects within 20 mm circle 1 Total black d...

Page 71: ...AL PRODUCT SPECIFICATION BRAND PHILIPS TYPE 230WP7VS 00 8639 000 16761 2005 10 05 2005 10 05 21 HP WU 23 WIDE TFT UXGA LCD Monitor Fig 1 Brightness Uniformity P2 P6 P3 P4 P1 1200 900 800 600 P7 P8 P5 P9 300 400 PIXEL h t t p w w w w j e l n e t ...

Page 72: ... BRAND PHILIPS 23 WIDE TFT UXGA LCD MONITOR TYPE 230WP7NS 00 2005 10 05 2005 10 05 590 HP WU 21 Fig 2 Cross talk pattern Gray level 46 64 Gray level YA 1 2 1 2 1 6 Fig 3 Cross talk Pattern Center at Gray level 0 Black YB 1 2 1 2 1 6 1 3 1 3 1 3 1 3 1 3 h t t p w w w w j e l n e t ...

Page 73: ...ION BRAND PHILIPS TYPE 230WP7VS 00 8639 000 16761 2005 10 05 2005 10 05 21 HP WU 23 WIDE TFT UXGA LCD Monitor D VIDEO C E SEPARATE SYNC HORIZONTAL B A R VIDEO Q S P O D VIDEO C E B A VERTICAL HORIZONTAL COMPOSITE SYNC FIG 4 TIMING CHART 1 h t t p w w w w j e l n e t ...

Page 74: ...ge 8639 000 16761 BRAND PHILIPS 23 WIDE TFT UXGA LCD MONITOR TYPE 230WP7NS 00 2005 10 05 2005 10 05 590 HP WU 21 D VIDEO C E B A VERTICAL COMPOSITE SYNC FIG 5 TIMING CHART 2 O P Q R S VIDEO B S P Q O R SYNC ON GREEN HORIZONTAL VERTICAL h t t p w w w w j e l n e t ...

Page 75: ... 7675 932222269668 IC SM TPS2062DG4 TI00 R 7135 932219657687 FET POW STP10NK80ZFP ST00 L 7201 932214526668 IC SM M24C02 WMN6 ST00 R 7202 932214526668 IC SM M24C02 WMN6 ST00 R 7301 932222292671 IC SM K4D263238G VC36 SMGK Y 7302 932222075668 IC SM AME1117BCGTZ AME0 R 7351 313815865301 CPU IC ASSY 7351 932222343682 IC SM NT68F631ALG NOVA L 7353 313815865311 EEPROM ASSY 7353 932218650682 IC AT24C16A 1...

Page 76: ...06 Y5V 10V 10U P8020 R 2333 222224119876 CER2 1206 Y5V 10V 10U P8020 R 2334 223878615649 CER2 0603 X7R 16V 100N PM10 R 2351 223878615649 CER2 0603 X7R 16V 100N PM10 R 2353 223886715229 CER1 0603 NP0 50V 22P PM5 R 2354 223886715229 CER1 0603 NP0 50V 22P PM5 R 2355 223886715101 CER1 0603 NP0 50V 100P PM5 R 2356 223878615649 CER2 0603 X7R 16V 100N PM10 R 2358 223886715101 CER1 0603 NP0 50V 100P PM5 R...

Page 77: ...T SM 0603 RC0603 10K PM5 R 3520 232270260223 RST SM 0603 RC21 22K PM5 R 3525 212211805669 RST SM 0603 RC0603 10K PM5 R 3622 212211805669 RST SM 0603 RC0603 10K PM5 R 3623 232270260104 RST SM 0603 RC21 100K PM5 R 3682 232270260104 RST SM 0603 RC21 100K PM5 R 4503 232270296001 RST SM 0603 JUMP MAX 0R05 R 5201 242254945582 IND FXD 0805 EMI 100MHZ 300R R 5202 242254945582 IND FXD 0805 EMI 100MHZ 300R ...

Page 78: ...14014667 OPT CP TCET1103 G VISH L 7161 932222181687 FET POW STP45NF3LL ST00 L 7162 932217439685 TRA SIG SM BC857C KEC0 R 7163 933967310685 TRA SIG SM BC848CLG ONSE R 7164 932208697676 IC TL431ACZ S ST00 A 7165 933705890676 TRA SIG BF422 TOSJ A 7166 933237790126 TRA SIG BC547C PHSE A 7195 932219076668 IC SM L5972D ST00 R 1053 313815865271 CONTROL ASSY 1951 242212803007 SWI TACT 1P 1POS 12V V 5MM B ...

Page 79: ... SCALER ASSY 7351 313815866541 CPU IC ASSY 0295 313815568801 LABEL CPU 0615 313811709131 HEX CODE OF F W 7353 313815866551 EEPROM ASSY 0295 313815568811 LABEL EEPROM 2303 202203100431 ELCAP SM RVS 16V 22U PM20 R 1157 313818870491 MAINSCORD UL 10A 1M8 DET BK 1159 242203300265 CON ACC ADP V 15P F MA 002 B Diversity of 230WP7NS 27 compared with 230WP7NS 00 h t t p w w w w j e l n e t ...

Page 80: ...Go to cover page HP L2025 230WP7 LCD 80 Manual 12NC Version Release Date Change Instruction 3138 106 10494 25 Nov 05 Initial Release h t t p w w w w j e l n e t ...

Page 81: ...review test procedures so that HV and HV regulation are always checked as a standard servicing procedure and the reason for this prudent routine is clearly understood by everyone It is important to use an accurate and reliable HV meter It is recommended that the HV recorded on each customer s invoice which will demonstrate a proper concern for the customer s safety 5 When troubleshooting and makin...

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Philips 230WP7, Service Manual

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