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Philips 170C6FS/00, Service Manual

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Philips 170C6FS/00 Service Manual Download Page 40

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Repair Flow Chart

Summary of Contents for 170C6FS/00

Page 1: ...A 24 Power Schematic Diagram C B A 25 31 Exploded View 32 Spare parts list 33 Recommended parts list 34 Warning Message 35 Trouble Shooting 36 37 Repair Tips 38 39 Repair Flow Chart 40 42 ISP Instruction 43 44 DDC Instructions Data 45 49 Panel Defect Policy 50 General Product Specification 51 76 Different Parts List 77 Chassis SH6 REFER TO BACK COVER FOR IMPORTANT SAFETY GUIDELINES CAUTION USE A S...

Page 2: ... procedure or tool 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 ...

Page 3: ...e 8 ms typ Physical Specifications Dimension WxHxD 403 x 392 x 171 mm incl Pedestal Weight 4 5 kg Tilt 5 20 Power supply 100 240 VAC 60 50 Hz Power consumption 30 W typ Temperature 5 C to 40 C operating 20 C to 60 C storage Relative humidity 20 to 80 System MTBF 50K hours including CCFL 40K hours Pin Assignment The 15 pin D sub connector male of the signal cable Pin No Assignment Pin No Assignment...

Page 4: ...ted the monitor will wake up automatically The following table shows the power consumption and signaling of this automatic power saving feature Power Management Definition VESA Mode Video H sync V sync Power Used LED color Active ON Yes Yes 30 W Green Sleep OFF No No 1 W Amber Switch Off OFF 1W Off This monitor is ENERGY STAR compliant As an ENERGY STAR Partner PHILIPS has determined that this pro...

Page 5: ...ESS will show up OK button which when pressed will take you to the OSD controls POWER button switches your monitor on Automatically adjust the horizontal position vertical position phase and cloc setting Rear View 1 Kensington anti thief lock 2 VGA input 3 AC power input Connecting to Your PC 1 Plug the power cord into mo nitor firmly 2 Clip the power cord and signal cable together for cable manag...

Page 6: ...e power cord of your computer and your monitor into a nearby outlet d Turn on your computer and monitor If the monitor displays an image installation is complete Accessory Pack Unpack all the parts Item Description Item Description 1 Power Cable socket may differ for different countries 3 VGA Signal Cable 2 Macintosh Adapter optional 4 E DFU package with Quick Setup Guide and CD ROM ...

Page 7: ...rmance or select functions of the monitors directly through an on screen instruction window A user friendly on screen display interface is shown as below Basic and simple instruction on the control keys In the OSD shown above users can press buttons at the front bezel of the monitor to move the cursor to confirm the choice or change and to adjust select the change ...

Page 8: ...ue SUB BRI Brightness value range Min Max SUB CON Contrast value range Min Mid Max SRGB B Brightness of sRGB SRGB C Contrast of sRGB Gain m Minimum value of User Gain Gain M Maximum value of User Gain AUTO SUB To do Auto color function when push Menu key in white pattern OSDTIMER OSD time out control sec IDX Limit current of inverter SCALER Read Write scaler register Panel HS Hannstar panel CPT CP...

Page 9: ...is screen warns when the input frequency from the computer is not a standard video mode or out of the monitor s scanning range Please change the display mode of the operating software in the com puter i e windows to 1280 1024 60HZ for best display results ATTENTION SIGNAL CANNOT DISPLAY THIS VIDEO MODE CHANGE COMPUTER DISPLAY INPUT TO 1280 1024 60HZI WAIT FOR AUTOMATIC ADJUSTMENT This screen appea...

Page 10: ...efects appear on the screen in different ways There 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 ...

Page 11: ...rtControl Right click on the desktop of your PC and select Properties from the shortcut menu pops up Click on Settings tab and click on Advanced button Click Philips SmartControl tab 4 SmartControl Options Display and Sound By moving the sliding bar toward left or right users will be able to adjust brightness contrast volume if applicable video noise not applicable when using DVI D input and color...

Page 12: ...ckward to get clear image as shown in Fig 4 9 Switch light probe to Measuring position It should be able to indicate Clear image Clear image Measurement viewing selector Measurement viewing selector Alignment hits 1 R for x value G for y value B for Y value on the colour analyzer 2 If the colour analyzer has been calibrated and preset colour temperature in it Please switch to correct setting in ac...

Page 13: ...ve the one screw as shown in Fig 5 Use the thin screw driver to open the clicks as shown in Fig 6 8 Step4 Remove the Matel frame Remove the two screws as shown in Fig 11 Remove the matel frame as shown in Fig 12 Fig 1 Fig 2 Fig 4 Fig 5 Fig 6 Fig 9 Fig 10 Fig 11 Fig 3 Fig 8 Fig 7 Step3 Remove the Back cover Remove the two screws as shown in Fig 9 then remove the Control board Use the thin type scre...

Page 14: ...s as shown in Fig 13 Remove the scaler and power board as shown in Fig 14 In warranty it is not allowed to disassembly the LCD panel even the backlight unit defect Out of warranty the replacement of backlight units is a correct way when the defect is caused by backlight CCFL Lamp Fig 15 Mechanical Instruction Fig 12 Fig 13 Fig 14 Panel ...

Page 15: ...t at 100 uA 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 fo...

Page 16: ...16 Wiring Diagram 17 ...

Page 17: ...Pin FFC Cable Connector 11P Connector D_SUB 7P Connector CONTROL BD Scaler Scaler Board Layout Board Layout 94 mm ScalerIC NT68521A 11 Pin Power Input connector LVDS Interface Connector MCU NT68F633L 7 Pin Control Output Connector 74mm EEPROM D_SUB 12MHz XTAL Scaler Scaler Board Block Diagram Board Block Diagram SCALER NT68521A EEPROM M24C16 DDCSDA DDCSCL R G B CLK and R G B DATA LVDS interface MC...

Page 18: ...Scaler Schematic Diagram 1 18 ...

Page 19: ...Scaler Schematic Diagram 2 19 ...

Page 20: ...Scaler Schematic Diagram 3 20 ...

Page 21: ...Scaler Schematic Diagram 4 21 ...

Page 22: ...Scaler Board C B A 1 22 ...

Page 23: ...Scaler Board C B A 2 23 ...

Page 24: ...Control Schematic Diagram C B A 24 ...

Page 25: ...25 Power Board Block Diagram Delta ...

Page 26: ...26 Power Board Schematic Diagram Delta ...

Page 27: ...27 Power Board Schematic Diagram Delta ...

Page 28: ...28 Power Board C B A Delta ...

Page 29: ...29 Power Board Schematic Diagram Lien Chang ...

Page 30: ...30 Power Schematic Diagram Lien Chang ...

Page 31: ...Power Board C B A Lien Cheng 31 AIP 0093 ...

Page 32: ...R ASSY 1053 1160 313815863771 CONTROL ASSY 313815865021 METAL FRAME WIRE ASSY 50 313815760101 FOLDABLE BASE B 40 313815760121 BACK COVER ASSY B 100 313815136741 SHIELDING LPL 1050 8238277117631 TFT LCD QD170EL07 REV 09 823827718251 LCD LM170E01 TLA8 1052 823827717131 LIPS EADP 43AF A POWER BOARD ...

Page 33: ...R 3205 232270260222 RST SM 0603 RC21 2K2 PM5 R 3206 232270260222 RST SM 0603 RC21 2K2 PM5 R 3207 232270260102 RST SM 0603 RC21 1K PM5 R 3210 232270260689 RST SM 0603 RC21 68R PM5 R 3211 232270260689 RST SM 0603 RC21 68R PM5 R 3212 232270467509 RST SM 0603 RC22H 75R PM1 R 3213 232270260689 RST SM 0603 RC21 68R PM5 R 3214 232270260689 RST SM 0603 RC21 68R PM5 R 3215 232270467509 RST SM 0603 RC22H 75...

Page 34: ...BZX84 C5V1 PHSE R 6206 933137390215 DIO REG SM BZX84 C5V1 PHSE R 6301 932209863685 DIO SIG SM BAV99 VISH R 6302 932209863685 DIO SIG SM BAV99 VISH R 6303 933976370215 DIO SIG SM BAT54C PHSE R 7301 313815864291 CPU IC ASSY 7301 932220582682 IC SM NT68F633L NOVA L 7341 313815865011 EEPROM ASSY QDI 7341 932218650682 IC AT24C16A 10PU 2 7 ATME L 7401 823827716531 NT68521AEF ANALAG SXGA SCALER 7518 9322...

Page 35: ...he 1024x768 Yes 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 provides the alternative that user can lock all the OSD main control in case user don t want the FOS per...

Page 36: ...er to the Quick Set Up Guide Check to see if the monitor cable has bent pins Make sure the computer is turned on Screen says Make sure the vertical sync of input signal is within the range of 56 75 Hz Change the refresh rate to 56 75Hz within 10 minutes Re power on monitor to start over again if you failed to change the refresh rate within 10 minutes AUTO button not working properly The Auto Funct...

Page 37: ... span When the screen becomes dark or begins to flicker please 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 malfu...

Page 38: ...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 39: ...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 40: ...40 Repair Flow Chart ...

Page 41: ...41 Repair Flow Chart ...

Page 42: ...42 Repair Flow Chart ...

Page 43: ...e DDC2BI_ISP TOOL 3138 106 10396 is provided by Novatek to upgrade the firmware of CPU is for the interface between Parallel Port 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 as shown in Fig 1 3 ISP Soft...

Page 44: ...T68F633 then press the AUTO to running program the firmware be updated as shown in Fig 9 10 Fig 8 If there is a warring message coming as shown in Fig 13 you have to check the AC power Video cable or Novatek MCU Fig 11 Fig 12 4 Press the file exit to end program as shown in Fig 12 Fig 9 Fig 2 09 Fig 13 ...

Page 45: ... ISP TOOL 3138 106 10396 x1 as Fig 2 B Printer cable x1 c D Sub to D Sub cable x2 Note The EDID45 EXE is a windows based program which cannot be run in MS DOS System and equipment requirements ou have t 3 EDID45 1 EXE program Fig 2 Fig 2 Fig 1 Fig 1 PIN No SIGNAL 1 Red 2 Green SOG 3 Blue 4 Sense GND 5 Test GND 6 Red GND 7 Green GND 8 Blue GND 9 5V 10 Sync GND 11 Sense GND 12 Serial data SDA 13 H H...

Page 46: ...ucture 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 windows 4 Cables loosed or poor contact of connection 1 Fig 8 EDID45 Step 3 Read DDC data from monitor 1 Click icon as shown in Fig 7 from the tool bar to bring up The Channels Configuration Setup windows as shown in Fig 8 Select the DDC2Bi as the communicati...

Page 47: ...5 Fig 12 3 Click bring up Fig 13 Next 7 Click bring up Fig 17 Next 4 Click bring up Fig 14 Next 5 Click bring up Fig 15 Next 6 Click bring up Fig 16 Next Serial number can be filled up or be changed at this moment 8 Click bring up Fig 18 Then click finish to exit the step window Next Fig 13 Fig 14 Fig 18 Fig 16 Fig 17 Fig 11 ...

Page 48: ...as ddc flie to re load it into DDC IC for DDC Data application 2 Click Save Step 8 Exit DDC program Pull down the File menu and select Exit as shown in Fig 22 Step 5 Write DDC data 1 Configuration should be as Fig 19 And press OK 3 Click Write EDID icon from the tool bar to write DDC data Fig 19 Fig 22 Fig 21 2 Access Factory Mode Push AUTO OK buttons at the same time and hold it Press power butto...

Page 49: ...e pixels 1280 Aspect Ratio 5 4 Refresh Rate 60 Detailed Timing 1 Pixel Clock MHz 108 H Active pixels 1280 H Blanking pixels 408 V Active lines 1024 V Blanking lines 42 H Sync Offset F Porch pixels 48 H Sync Pulse Width pixels 112 V Sync Offset F Porch lines 1 V Sync Pulse Width lines 3 H Image Size mm 338 V Image Size mm 270 H Border pixels 0 V Border lines 0 Flags Non interlaced Normal Display No...

Page 50: ...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...

Page 51: ...ND 34 PRESET MODES WHICH CAN BE RECOVERED TO PRESET MODES NEW OSD STYLING DISPLAY FOR MODE IDENTIFICATION ADJUSTMENT DDC 2B DDC CI COMMUNICATION CAPABILITY MAX RESOLUTION 1280 1024 NON INTERLACED AT 76 HZ 17 COLOR TFT LCD FLAT PANEL EASY TILT FOLDABLE BASE FULL RANGE POWER SUPPLY 90 264 VAC CE ENVIRONMENTAL POLICY LEAD FREE PRODUCT POLICY ANTI GLARE TO REDUCE LIGHT REFLECTION POWER MANAGEMENT CAPA...

Page 52: ...ace signals 3 2 Interface 3 2 1 D Sub cable 3 2 2 OSD function control 3 3 Timing requirement 3 3 1 Mode storing capacity 3 3 2 Factory 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 4 0 Visual characteristics 4 1 Test conditions 4 2 Resolution 4 3 Brightness 4 4 Image size 4 4 1 Actual di...

Page 53: ...tion 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 Serviceability 10 0 Philips Flat panel monitors pixel defect polic...

Page 54: ... 296 5 h 17 d mm Pixel Pitch 0 264 mm x 0 264 mm Color pixel arrangement RGB vertical stripes Support Color 16 2M colors Display Mode Normally White Backlight CCFL edge light system Active area WXH 337 92 x 270 336mm 17 diagonal Viewing Angle CR 10 Vertical 140 degree Horizontal 140 degree Typ Contrast ratio 600 1 White luminance 250nits Typ 2 1 2 Type NR QD17EL0709 Number of Pixels 1280 H x1024 V...

Page 55: ...ystem Active area WXH 337 92 x 270 336 mm 17inch diagonal Viewing Angle CR 10 Vertical 130 degree Horizontal 140 degree Typ Contrast ratio 500 1 White luminance 300nits Typ 2 1 4 Type NR M170EG01 Number of Pixels 1280 H x1024 V Physical Size 358 5 w 296 5 h 17 0 d mm Pixel Pitch 0 264 mm x 0 264 mm Color pixel arrangement RGB vertical stripes Support Color 16 2M colors Display Mode Normally White ...

Page 56: ...parate inputs H V sync separated Composite H V TTL level SOG sync 2 9 Ambient temperature 5 C 40 C 2 10 Regulatory compliance Safety B CCIB CCEE China CE Europe CSA Canada DEMKO Nordic EZU Czech FIMKO Nordic Gost Russia IEC 950 CB Report NOM NYCE Mexico PSB Singapore SEMKO Nordic SISIR CPA Singapore TUV Germany UL USA UL2601 1 NAFTA EN60601 EU and IEC60601 1 WW EMI C tick CE Europe FCC USA IC Cana...

Page 57: ...itive Negative Composite syncTTL level input impedance 2k2 ohm terminate Positive Negative Sync on green video 0 3V p p Negative Video 0 7 V p p Positive 3 2 Interface 3 2 1 D Sub Cable Length 1 8 M 50 mm Connector type D Sub male with DDC 2B pin assignments Blue connector thumb operated jackscrews Pin Assignment PIN No SIGNAL 1 Red video input 2 Green video input sync on green 3 Blue video input ...

Page 58: ...2 1 Sub Menu 2 2 Sub Menu 2 MONITOR SETUP Exit Brightness Contrast Brightness Contrast Color Original Color 9300K 6500K sRGB User Define Red Green Blue Position Horizontal Vertical More Settings Language English Spanish French German Italian S Chinese Phase Clock Phase Clock OSD Setting Horizontal Vertical Reset No Yes Serial No Serial No Timing Mode Move Selection Then ok Remark Reset No Exit Yes...

Page 59: ... A us 31 778 800 dots 31 78 900dots 31 778 800 dots 28 571 864 dots B us 3 813 96 dots 3 813 108dots 3 813 96 dots 2 116 64 dots C us 1 907 48 dots 1 907 54dots 1 907 48 dots 3 175 96 dots D us 25 422 640 dots 25 42 720dots 25 422 640 dots 21 164 640 dots E us 0 636 16 dots 0 636 18dots 0 636 16 dots 2 116 64 dots f v 70Hz 70 09 70Hz 70 085 60Hz 67Hz O ms 14 27 449 lines 14 27 449 lines 16 683 525...

Page 60: ... 0 626 22 lines R ms 12 678 480 lines 12 8 480 lines 11 093 480 lines 17 066 600 lines S ms 0 45 17 lines 0 026 1 lines 0 023 1 lines 0 029 1 line SYNC H V POLARITY SEP SYNC Y Y Y Y MODE NO 9 10 11 12 RESOLUTION 800 x 600 800 x 600 800 x 600 800 x 600 Dot clock MHz 40 50 49 498 56 251 f h 37 9kHz 48 077kHz 46 9kHz 53 7kHz A us 26 4 1056 dots 20 80 1040dots 21 333 1056 dots 18 631 1048 dots B us 3 ...

Page 61: ...28 lines R ms 12 55 624 lines 15 880 768 lines 13 599 768 lines 12 80 768 lines S ms 0 016 1 lines 0 062 3 lines 0 053 3 lines 0 017 1 line SYNC H V POLARITY SEP SYNC Y Y Y Y MODE NO 17 18 19 20 RESOLUTION 1024 x 768 1024 x 768 1152 x 864 1152 x 864 Dot clock MHz 83 096 94 5 79 9 94 5 f h 61 1kHz 68 7kHz 54 0kHz 63 9kHz A us 16 367 1360dots 14 561 1376 dots 18 523 1480 dots 15 661 1480 dots B us 1...

Page 62: ...33 lines R ms 12 8 864 lines 12 678 870 lines 14 552 900lines 12 533 900 lines S ms 0 015 1 lines 0 043 4 line 0 033 2 line 0 028 2 lines SYNC H V Serr POLARITY SEP SYNC Y Y Y Y MODE NO 25 26 27 28 RESOLUTION 1280 x 960 1280 x 960 1280 x 1024 1280 x 1024 Dot clock MHz 108 129 895 108 117 f h 60kHz 75kHz 64kHz 71 7kHz A us 16 667 1800 dots 13 307 1728 dots 15 63 1688 dots 13 949 1632 dots B us 1 03...

Page 63: ...s 14 1064 lines 13 329 1066 lines 13 139 1066 lines 20 625 lines P ms 0 02 2 lines 0 038 3 lines 0 099 8 lines 0 128 4 lines Q ms 0 5 38 lines 0 475 38 lines 0 394 32 lines 1 408 44 lines R ms 13 468 1024 lines 12 804 1024 lines 12 622 1024 lines 17 972 556 lines S ms 0 012 0 line 0 012 1 line 0 024 2 lines 0 672 21 lines SYNC H V POLARITY SEP SYNC Y Y Y Y MODE NO 33 34 RESOLUTION 960X720 960X720 ...

Page 64: ... Vertical scanning Sync polarity Positive or Negative Scanning frequency 56 76 Hz 3 4 Power input connection Power cord length 1 8 M Power cord type 3 leads power cord with protective earth plug 3 5 Power management The power consumption and the status indication of the set with power management function are as below Status H sync V sync Video Power LED On On On Active 35W Green Stand by Off On Bl...

Page 65: ... set to 200 nits with full screen 70 duty cycle white signal 3 Warm up more than 30 minutes after power on with signal supplied 4 Ambient light 400 600 lux 5 Ambient temperature 20 5 C 4 2 Resolution Factory preset modes 15 modes Resolution H Frequency Pixel rate V Frequency Comment 1 640X350 31 5KHz 25 175 70Hz IBM VGA 10h 2 720X400 31 5KHz 28 322 70Hz IBM VGA 3h 3 640X480 37 5KHz 31 501 75Hz 4 6...

Page 66: ...Screen center point Fig 1 4 4 Image size 4 4 1 Actual display size 338x270mm 4 5 Brightness uniformity Set color temperature at original panel color Set contrast at 50 and turn the brightness to get average above 200 nits at center of the screen Apply the Fig 1 It should comply with the following formula Minimum luminance of nine points brightness 0 75 Min Maximum luminance of nine points brightne...

Page 67: ...city color triangle diagram x y coordinate for the screen center should be 9300K CIE coordinates X 0 283 0 020 Y 0 297 0 020 6500K CIE coordinates X 0 313 0 020 Y 0 329 0 020 sRGB CIE coordinates X 0 313 0 015 Y 0 329 0 015 5 0 Mechanical characteristics 5 1 Controls Front DC power switch OSD function key UP DOWN Brightness key LEFT RIGHT Volume key Auto key Rear Video signal connector Power cord ...

Page 68: ...yer sets block unit 11 12 24 4 11 12 44 48 Blocks container 20 feet 40 feet 6 6 12 12 6 0 Environmental characteristics The following sections define the interference and susceptibility condition limits that might occur between external environment and the display device 6 1 Susceptibility of display to external environment Operating Temperature 5 to 40 degree C Humidity 80 max Altitude 0 to 12 00...

Page 69: ... serious damage on set appearance Room temp 20o C 23o C humidity 40 65 1 PACKAGING Sequence 7 Hz 1 05 G 30 min for transport direction only 2 OPERATING Vibration 7 Hz 10 6 mm 30 min for transport direction only Test Test Electrical function ok Result Mechanical function ok No serious damage on set appearance For design evaluation only Operating 10 G 11 msec 1000 cycles Bump Temperature 23o C Test ...

Page 70: ... 7 0 Reliability 7 1 Mean Time Between Failures System MTBF Excluding the LCD panel and CCFL 50 000 hrs CCFL MTBF 30 000 hrs 50 of original brightness 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 o...

Page 71: ...xel 0 4 or fewer 2 adjacent lit subpixels 0 2 or fewer 3 adjacent lit subpixels one white pixel 0 0 Distance between two bright dot defects 0 15 mm or more Total bright dot defects of all types 0 4 or fewer BLACK DOT DEFECTS ACCEPTABLE LEVEL MODEL 190C6 170C6 1 dark subpixel 0 4 or fewer 2 adjacent dark subpixels 0 2 or fewer 3 adjacent dark subpixels 0 0 Distance between two black dot defects 0 1...

Page 72: ...rised three sub pixels or dots one red one green and one blue A bright dot is a sub pixel that stands out on the screen when the monitor displays a dark pattern A red or blue bright dot is more than 50 percent brighter than neighboring dots a green bright dot is 30 percent brighter than neighboring dots Dark dot A dark dot is a sub pixel that stands out on the screen when the monitor displays a li...

Page 73: ...ecification 8639 000 16452 2005 04 25 590 23 26 Peter V 17 inch TFT LCD Monitor TYPE 170C6FS 00 BRAND PHILIPS 2005 04 25 Fig 1 Brightness and Uniformity 1 2 3 7 8 W 10 L W L 10 L 2 W 2 4 5 6 9 Position 5 Screen center point ...

Page 74: ...0 24 26 Peter V 202P Gs3 CM25 17 inch TFT LCD Monitor TYPE 170C6FS 00 BRAND PHILIPS 2005 04 25 Fig 2 Cross talk pattern Gray level 184 256 Gray level B 1 2 1 6 1 2 A 1 6 Fig 3 Cross talk pattern Center at Gray level 0 Black B 1 6 1 2 1 6 1 3 1 3 1 3 1 3 1 2 A 1 3 ...

Page 75: ...639 000 16452 2005 04 25 590 25 26 Peter V 17 inch TFT LCD Monitor TYPE 170C6FS 00 BRAND PHILIPS 2005 04 25 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 ...

Page 76: ...000 16452 2005 04 25 590 26 26 Peter V 202P Gs3 CM25 17 inch TFT LCD Monitor TYPE 170C6FS 00 BRAND PHILIPS 2005 04 25 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 ...

Page 77: ... OF F W TEMP IS 9300K 1051 313815867751 SCALER ASSY 1052 313819875861 PSU OPENFR IIPS 43W AIP 0093 1157 313818871651 MAINSCORD CCEE 10A 1M8 DET BK 7301 313815865591 CPU IC ASSY Diversity of 170C6FS 78 compared with 170C6FS 00 Item 12NC Description 863900017064 170C6FS 78 0100 313815136741 SHIELDING LPL 0126 313815569201 RATING LABEL 0141 313815524281 QUICK SETUP GUIDE 0291 313815567362 LABEL CPU 0...

Page 78: ...r technicians 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 troubleshoo...

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