Philips BDL4785SL/00 Service Manual Download Page 19

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BDL4

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Mechanical Instruction

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Summary of Contents for BDL4785SL/00

Page 1: ...ew 130 Repair tips 133 134 Repair Flow chart 135 140 Safety Test Requirments 141 Spare arts List 131 Recommended P Failure Mode Of Panel SAFETY NOTICE 47 inch FHD LCD PUBLIC DISPLAY REFER TO BACK COVER FOR IMPORTANT SAFETY GUIDELINES 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 ELE...

Page 2: ...he safety symbol on the schematics or exploded views Use of substitute replacement parts which do not have the same specified safety characteristics may create shock fire or other hazards Under no circumstances should the original design be modified or altered without written permission from Philips Philips assumes no liability express or implied arising out of any unauthorized modification of des...

Page 3: ...ck in OSD Yes Front panel keypad lock Yes Scheduling Yes HDMI Overscan Yes Auto Adjustment Yes USB OSD cloning Yes DP Daisy chain No DVI Daisy chain Yes CEC Yes Ultra thin Ultra lightweight Yes Power Requirement Built in AC power board Power Supply By pass AC plug in for external BOX PC Power Cable Detachable AC power cord Power Supply Voltage AC power adaptor 90 264V AC 50 60Hz Power Consumption ...

Page 4: ... PORT or HDMI jack 3 SPEAKERS R L Outputs the audio signal from the AUDIO IN AUDIO1 AUDIO2 AUDIO3 DISPLAY PORT or HDMI jack to external speakers 4 AUDIO IN AUDIO2 AUDIO3 Connects to the audio output of an AV device 5 RJ 45 Connects to the RJ 45 port on your Ethernet or router 6 RS 232C IN OUT RS232C network connection input output for the use of loop through function 7 USB Connects to a USB flash ...

Page 5: ...s to open the CONTRAST OSD selection and then press the PLUS or MINUS button to adjust the value BRIGHTNESS button Press to open the BRIGHTNESS OSD selection and then press the PLUS or MINUS button to adjust the value DISPLAY button To turn on off the setting information displayed on the upper right corner of the screen MENU button To turn the OSD menu on off UP button To move the highlight bar up...

Page 6: ...ut of the display CONNECTING A PC USING VGA INPUT 1 Connect the 15 pin VGA connector of the PC to the VGA IN connector of the display 2 Insert the audio cable to the AUDIO IN AUDIO1 input of the display and connect to the corresponding PC connector USING DVI INPUT 1 Connect the DVI D connector of the PC to the DVI D connector of the display 2 Insert the audio cable to the AUDIO IN AUDIO1 input of ...

Page 7: ...onnecting the speaker wires CONNECTING EXTERNAL AUDIO DEVICE Connect the red R and white L audio jacks of the external audio device to the AUDIO OUT R L jacks of the display CONNECTING ANOTHER BDL4785SL DISPLAY You can interconnect multiple BDL4785SL units to create a daisy chain configuration for applications such as a video wall Note The number of displays that can be used in a daisy chain confi...

Page 8: ...onnected Some pixels of the display may not turn on A still picture is displayed for an over extended period of time 1 Plug in the power cord 2 Make sure the power switch is switched on 3 Connect a signal connection to the display Move the display to another location to see if the interference is reduced Make sure that the signal cable is attached firmly to the back of the display 1 Make sure that...

Page 9: ...to increase color intensity or press the MINUS button to decrease it COLOR TEMPERATURE Select a color temperature for the image A lower color temperature will have a reddish tint whilst a higher color temperature gives off a more bluish tint Use the UP DOWN button to make selection COLOR CONTROL Note This function is only available when Color temperature is set to User With this function you can a...

Page 10: ...ill the entire screen by stretching 4 3 pictures non proportionally CUSTOM ʳCustom Choose to apply the custom zoom settings in the Custom zoom submenu Note This mode does not support deinterlacing The screen may flicker when displaying interlaced video REAL This mode displays the image pixel by pixel on the screen without scaling the original image size 21 9 The picture is enlarged to 16 9 format ...

Page 11: ...Use this function to automatically optimize the VGA image within the display Press SET to adjust Power save Set the display to reduce the power consumption Use the UP DOWN button to toggle between PC Select On to let the display enter DPMS Display Power Management Signaling mode when no signal can be detected from the HDMI DVI D and VGA inputs after three successive cycles Use the PLUS MINUS butto...

Page 12: ...cal area network to control the display Notes You cannot control the display via the RS 232C connector when LAN control is in use Currently most browsers are supported However if using Internet Explorer only versions 7 0 or higher are supported The screen shots in this manual are for reference only and may differ from what is displayed on your screen 1 Enter the address of the display in the addre...

Page 13: ... overall picture quality of your display Select a display gamma value to best suit the image and optimize image brightness and contrast Use the UP DOWN button to toggle between 2 2 2 0 NATIVE SCAN MODE Note For Component and HDMI video mode inputs only Change the display area of the image Use the UP DOWN button to toggle between Overscan Displays about 95 of the original size of the image The rest...

Page 14: ...the UP DOWN button to toggle between the Year Month Day Hour Minute and Daylight saving time settings and then press the PLUS MINUS button to adjust SCHEDULE Note Please set up current date and time in Date and time before using the Schedule function This function allows you to program up to seven different scheduled time intervals for the display You can select the time the unit turns on and turn...

Page 15: ...ed devices and the display To transfer system commands you need to use an HDMI cable to connect the display to a device equipped with HDMI CEC Select On in this menu and you can operate the main functionalities on your display and the connected device with one remote control For instructions on how to use the One Wire function please refer to the One Wire DFU on the accompanying CD ROM Notes The O...

Page 16: ...dot Dark Dot Defects Black dot defects appear as pixels or sub pixels that are always dark or off These are the examples of black dot defects One dark dot l Two adjacent dark dots 1 pair of dark dots Two dark dots specifications defines the minimum distance between dark dots Proximity of Pixel Defects ʳ Because pixel and sub pixels defects of the same type that are nearby one another may be more n...

Page 17: ...ments material as bellow 1 Working table 2 Electric screw driver 2 3 Manual screw driver 1 4 Hex screw driver 5 Glove 6 Cleaning cloth 7 ESD protection item picture Operation Tool Notes 1 1 Display 1 Disassemble the IO cover Æ 7 M3 screws 2 Moved the IO cover by hand Electric screw drive 2 1 2 Display 1 Disassemble the transfer cover Æ 2 M3 screws 2 Open the transfer cover by hand 3 take off the F...

Page 18: ...y Tear off an acetic tape 4 pcs 1 5 Display 1 Disassemble the rear cover Æ 2 M3 screws 2 Moved the chassis by hand Electric screw drive 2 1 6 Display 1 Disassemble the PCBA Æ 8 M3 screws Electric screw drive 2 1 7 Display Moved the front bezel by hand ...

Page 19: ...crews 2 Moved the shield cover by hand ʳ ʳ ʳ ʳ Electric screw drive 2 2 2 BOX 1 Pull out the cable of the audio board 2 Disassemble the Audio board Æ 4 M3 screws Æ 5 T3 screws outside 3 Moved the Audio board Electric screw drive 2 2 3 BOX 1 Pull out the cable of the color engine board 2 Disassemble the color engine board Æ 4 M3 screws Electric screw drive 2 ...

Page 20: ... M3 screws Æ 3 M3 screws outside 2 Moved the bracket Electric screw drive 2 2 6 BOX 1 Disassemble the power board Æ 6 M3 screws Æ 1 M4 screws 2 Pull out the cable of the power board 3 Moved the power board Electric screw drive 2 2 7 BOX 1 Disassemble the power board Æ 3 T3 screws Æ 1 M3 screws Æ12 Hex screws 2 2 Pull out the cable of the main board 3 Moved the main board Electric screw drive 2 Hex...

Page 21: ...DB 24V IDDB 4 67 A LWH Lon1 Where Lon1 is the luminance with all pixels displaying white at center 1 location just for reference no spec 4 Position the CA 210 at the locations indicated on the grid there are 5 points see Fig 7 1 Measure and Record the values when the GRID is OFF 5 Panel spec brightness minimum 360 nits typical 450 nits Luminance Variation 1 3 Max The variation in surface luminance...

Page 22: ...ive Green drive Blue drive 110 140 Red offset Green offset Blue offset 110 140 Color temp item factory OSD VGA YPbPr DVI HDMI DP Color temperature 7500qK Red drive Green drive Blue drive 110 140 Red offset Green offset Blue offset 110 140 Color temp item factory OSD VGA YPbPr DVI HDMI DP Color temperature 6500qK Red drive Green drive Blue drive 110 140 Red offset Green offset Blue offset 110 140 C...

Page 23: ...BDL4785SL LCD 23 OHFWULFDO QVWUXFWLRQV Display Input Terminals Control Terminals ...

Page 24: ...24 BDL4785SL LCD OHFWULFDO QVWUXFWLRQV Output Terminals General Environmental Condition ...

Page 25: ... 1920x 1080 16 09 NA Y Y Y Y VESA 1280x1024 60Hz 1920x 1080 16 09 NA Y Y Y Y VESA 1360 x 768 60Hz 1920x 1080 16 09 NA Y Y Y Y VESA 1366 x 768 60Hz 1920x 1080 16 09 NA Y Y Y Y VESA 1600x1200 60Hz 1920x 1080 16 09 NA Y Y Y Y VESA 1920x1080 60Hz only support 148 5MHZ 1920x 1080 16 09 NA Y Y Y Y PAL 576i 50Hz 1920x 1080 16 09 Y NA Y NA NA NTSC 480i 60Hz 1920x 1080 16 09 Y NA Y NA NA DVD 480p 60Hz 1920...

Page 26: ...f USER mode is the same color as 9300K mode A D converter calibration of the scalar shall be performed with 0V 0 730Vp p black white level signal to obtain adequate dynamic range for video signal output level deviation White balance adjustment and inspection shall be carried out using 0 700Vp p level signal Color Temperature Table Mode x y Specification 10000K 0 278 0 291 0 015 9300K 0 283 0 298 0...

Page 27: ...D Writing Tool for VGA DVI HDMI USB Cable and Jig BD P N Description 5K L1E03 501 Service Tool Cable VOARD CABLE USB 2 0A B B PVC 1 8M 5E 0RC38 001 Service Tool Board VOARD PCBA JIG BD MI WP42SF0 DP EDID Writing Tool 1 Display port to Display port Cable 2 ST DP ISP BD 3 ADAPTER AC IN 100 240V 50 60Hz DC OUT 12V 5A ...

Page 28: ...28 BDL4785SL LCD Service tool Software FW writing tool F W file usb_rootfs EDID writing tool RTD_CustomerTool_V1 2 DP EDID writing tool Win I2CNT_v42 ...

Page 29: ...ld 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 Additional information about DDC Display Data Channel may be obtained from Video Electronics Standards Association VESA Extended Display Identification Data EDID information may be also obtained from VESA Configuration and procedure A EDID writing proce...

Page 30: ...30 BDL4785SL LCD DDC Instructions 3 Follow the installed steps and press ϙNEXTϙ to Install Driver 4 When setup has finished restart computer ...

Page 31: ...pment Use USB cable connect to PC and Tool Board Use VGA cable connect to Tool Board and Display 6 Plug power cord into Display and run ϘDebugTool_V6 2ϙ file Display PC or NB VGA cable for EDID writing need to be removed pin5 to disable EDID write protect OK Fail ...

Page 32: ...32 BDL4785SL LCD DDC Instructions 7 Update EDID select EDID Update Communication select USB ISP Type select Serial Flash For EDID Updated ...

Page 33: ...BDL4785SL LCD 33 DDC Instructions 8 EDID upload VGA Ω EDID length select and then press to select EDID file and then press to write EDID into display 128B for VGA To write EDID Open EDID file ...

Page 34: ...85SL LCD DDC Instructions Power off status and LED Red 9 EDID upload DVI EDID length select and then press to select EDID file and then press to write EDID into display 128B for DVI Open EDID file To write EDID ...

Page 35: ...Power off status and LED Red 10 EDID upload HDMI Ω EDID length select and then press to select EDID file and then press to write EDID into display 11 EDID upload finished and successful as below 256B for VGA Open EDID file To write EDID ...

Page 36: ...structions B EDID writing procedure for Display port 1 Equipment list 1 1 Display port to Display port Cable 1 2 ST DP ISP BD 1 3 ADAPTER AC IN 100 240V 50 60Hz DC OUT 12V 5A 1 4 Parallel port cable 1 5 PC with parallel port ...

Page 37: ...BDL4785SL LCD 37 DDC Instructions 2 Software Installation 2 1 Unzip software Win I2CNT_v42 2 2 Click on SETUP EXE to run the program ...

Page 38: ...38 BDL4785SL LCD DDC Instructions 2 3 Click on Next to next step 2 3 Click on Yes to next step ...

Page 39: ...BDL4785SL LCD 39 DDC Instructions 2 4 Click on Next to install Win I2CNT in directory 2 5 Click on Next to next step ...

Page 40: ...40 BDL4785SL LCD DDC Instructions 2 6 Click on Next to start installation 2 7 When installation is completed then click on Finish and restart your PC ...

Page 41: ...BDL4785SL LCD 41 DDC Instructions 3 Connection 4 Procedure 4 1 Click on Win I2CNT to run program DP cable to display AC Adaptor Plug DP cable to display Print port cable to PC ...

Page 42: ...42 BDL4785SL LCD DDC Instructions 4 2 Select Device ÎEEPROMÎ256 2K 4 3 Click on File Î Open then select EDID file and open it ...

Page 43: ...BDL4785SL LCD 43 DDC Instructions 4 4 Select EEPROM Address Î 0 A0a 4 5 Click on Write All ...

Page 44: ...44 BDL4785SL LCD DDC Instructions 4 6 When DP EDID writing is finished it will show Write and Verify Successful Serial Number Definition ...

Page 45: ...00 32 55 1F 4B 11 00 0A 20 20 20 20 20 20 00 00 00 FC 00 50 48 4C 20 42 44 4C 34 37 38 35 53 4C 00 C4 PHILIPS Qisda EP47SF1 AUO XX DDC2 HDMI DDC 00 FF FF FF FF FF FF 00 41 0C 12 D2 00 00 00 00 01 15 01 03 80 6C 3F 78 EA 77 47 A5 55 4F 98 26 11 47 4A AD 4B 00 81 80 81 40 A9 40 81 00 01 01 01 01 01 01 01 01 02 3A 80 18 71 38 2D 40 58 2C 45 00 37 72 42 00 00 1E 66 21 50 B0 51 00 1B 30 40 70 36 00 37 ...

Page 46: ...sh drive and make sure it is formatted with FAT32 NTFS is not supported 2 Create a folder and name it fupgrade on the USB flash drive 3 Obtain the firmware named usb_rootfs and put it into the folder fupgrade 2 Setup Plug the USB flash drive into the USB port on the display ...

Page 47: ...wise it may damage the display Notes The display does not support USB flash drives with NTFS format Do not turn off the display during the update process It may damage the display if you do If the error message appears on the Firmware Update OSD menu please make sure that The USB flash drive is properly plugged in The folder name fupgrade and file name usb_rootfs are correct The model name shown o...

Page 48: ...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 ...

Page 49: ...BDL4785SL LCD 49 Wiring Diagram D D i i s s p p l l a a y y 1 3 4 5 6 7 J3 J2 J6 J CN1 2 CN 3 CN1 CN2 J1 BOX TX BD J2 BOX TX BD CN1 RX BD MEMC BD PANEL TF BD IR BD J9 J10 8 9 ...

Page 50: ...50 BDL4785SL LCD Wiring Diagram B B o o x x B30 B40 B40 B40 AC socket AC 100 220V SW J J 1 TX BD Color BD Audio BD Power BD CN1 J2 J2 J1 J6 Main BD J23 J26 J22 J41 J33 J2 J11 1 FAN 2 3 4 5 6 7 8 9 ...

Page 51: ...BDL4785SL LCD 51 Block Diagram ...

Page 52: ...52 BDL4785SL LCD Block Diagram PWc780 Block Diagram ...

Page 53: ... A3 4 A4 51 A5 7 A6 48 A7 10 A8 45 A9 15 A10 40 A11 18 A12 37 A13 21 A14 34 A15 24 A16 31 2B 1 2 2B 2 3 2B 3 5 2B 4 6 2B 5 8 2B 6 9 2B 7 11 2B 8 12 2B 9 16 2B 10 17 2B 11 19 2B 12 20 2B 13 22 2B 14 23 2B 15 25 2B 16 26 M R 139 4 7K MR N30 22 1 2 3 4 8 7 6 5 M R 134 NC _4 7K M R 149 4 7K M R 144 NC _4 7K M U 32 S N 7 4 C B T 1 6 3 90D G G R T S S O P G ND 44 G ND 13 VC C 43 VC C 14 0E 1 30 1B 1 56 ...

Page 54: ...14 V DD_C 3 L16 V DD_C 4 L18 V DD_C 5 M11 V DD_C 6 M13 V DD_C 7 M15 V DD_C 8 M17 V DD_C 9 N12 V DD_C 10 N14 V DD_C 11 P 11 V DD_C 12 P 13 V DD18_G 1 T 29 V DD18_G 2 U27 V DD18_G 3 W27 V DD18_G 4 AA26 V DD18_G 5 AC 27 V DD18_G 6 AF2 0 V DD18_G 7 AF2 5 V DD18_G 8 AF3 0 V DD18_G 9 AH22 V DD18_G 10 AH26 V DD18_G 11 AJ 30 V DDDLL_0 W26 V S S DLL_0 V 26 V DD1V _G 1 L20 V DD1V _G 2 M19 V DD1V _G 3 N18 V ...

Page 55: ... VDDQ C 3 VDDQ C 7 VDDQ C 9 VDDQ E 9 VDDQ G 1 VDDQ G 3 VDDQ G 7 VDDQ G 9 VS S J 3 VS S N1 VS S P 9 VS S DL J 7 VS S Q B 2 VS S Q B 8 VS S Q D2 VS S Q D8 VS S Q E 7 VS S Q F2 VS S Q F8 VS S Q H2 VS S Q H8 O DT K 9 UDQ S A8 L DQ S E 8 NC E 2 NC L 1 NC R 7 NC R 8 A12 R 2 VS S E 3 R N 1 22 1 2 3 4 8 7 6 5 C 148 0 1 U K C 153 0 1 U K TP 136 C 150 470P K C 160 470P K C 183 0 1 U K R N 1 5 22 1 2 3 4 8 7...

Page 56: ... 2 4 3 D23 L L 4148 A K TP 351 TP 534 R 278 22 J R 312 2 2K J 50 1 1 2 2 3 3 R 309 2 2K R 637 0 R 469 NC _2 2K TP 129 TP 128 TP 535 U24 74AHC 1G 125G W 2 4 1 5 3 R 384 NC _0 C 385 15P J TP 357 R 347 100 R 326 33 R 272 0 R 530 0 R 300 0 R 357 10K R 372 1K R 322 100 R 310 2 2K TP 310 R 252 0 S W 4 6B 40019011 1 2 4 3 TP 355 R 260 470 R 364 10K R 987 100 R 1044 33 R 470 NC _2 2K R 345 100 C 139 0 1 U...

Page 57: ... 1 U K MC 56 0 1 U K MR 100 499 F MC 273 0 1 U K MQ 4 AO 3400L D G S MR 81 0 MC 60 0 1 U K MC 87 1 U K MC 52 0 1 U K MC 69 0 1 U K MC 49 0 1 U K MC 73 0 1 U K MR 87 33 MC 71 0 1 U K MC 47 0 1 U K MC 261 0 1 U K MR 101 4 7K MC 85 10U 25V K MR 114 22K MR 96 4 7K MC 45 10U 25V K MC 278 0 1 U K MR 110 33 MC 79 22P J MY 1 28 6363MH Z 1 3 2 4 MC 80 0 1 U K MC 48 1 0 U 25V K MC 66 0 1 U K MC 59 1 0 U 25V...

Page 58: ...C 303 0 1 U K MR 130 2 2K MR N12 33 1 2 3 4 8 7 6 5 ADP150 MU47 VOUT 5 NC 4 VIN 1 G ND 2 E N 3 MC 291 0 1 U K MC 292 10U 25V K MC 307 1U MR N17 33 1 2 3 4 8 7 6 5 MR 123 2 2K D MR 124 22 J MC 306 0 1 U K MR 133 N C _4 7K MR 127 33 MC 96 0 1 U K MR N18 33 1 2 3 4 8 7 6 5 ML 27 Z120 MC 305 470P K MR N15 33 1 2 3 4 8 7 6 5 MR N16 33 1 2 3 4 8 7 6 5 MC 99 10U 25V K MC 104 15P 50V ML 19 Z120 MC 288 0 1...

Page 59: ... H9 P V S S 3 J 6 P V S S 3 J 7 P V S S 3 J 8 P V S S 3 J 9 P V DD1 K 9 DP R X_V DDA_1V 2 C 7 DP R X_V DDA_1V 2 C 8 AV S S _OUT _LV T X P 1 AV S S _OUT _LV T X F 2 AV S S _OUT _LV T X F 1 3 AV S S _OUT _LV T X H5 AV DD_OUT _LV T X_33 N14 AV DD_LV T X_33 L7 AV DD_OUT _LV T X_33 L8 AV DD_OUT _LV T X_33 H3 DP R X_V S S A E 9 AV S S _LV T X K 7 AV S S _OUT _LV T X K 8 AV DD_OUT _LV T X_33 H12 DP R X_V...

Page 60: ...Scalar Diagram C B A 60 BDL4785SL LCD ...

Page 61: ...Scalar Diagram C B A BDL4785SL LCD 61 ...

Page 62: ...62 BDL4785SL LCD Power Diagram C B A ...

Page 63: ...BDL4785SL LCD 63 Power Diagram C B A ...

Page 64: ... 7 0 1 U K C 2 0 1 U K V 6 1 5 V 150P F 1 2 O P O P 4 V 8 1 5 V 150P F 1 2 C 1 0 1 U K H 1 V 7 1 5 V 1 50P F 1 2 O P O P 1 S W 7 S K R P AB E 010 1 2 3 4 C 6 0 1 U K T P 2 V 4 1 5 V 150P F 1 2 S W 4 S K R P AB E 010 1 2 3 4 S W 1 S K R P AB E 010 1 2 3 4 V 5 1 5 V 150P F 1 2 H 2 C 9 0 1 U K T P 6 O P O P 2 C 3 0 1 U K H 3 T P 4 C 5 0 1 U K S W 5 S K R P A B E 010 1 2 3 4 O P O P 5 R 2 68 F V 3 1 5...

Page 65: ...Control Diagram C B A BDL4885SL LCD 65 ...

Page 66: ...BDL5585XL LCD 66 General Product Specification Issued by Technical Marketing Manager Larry Yang Product Identification 47 BDL LCD DISPLAY BDL4785XU 00 ...

Page 67: ...ANCE 101 3 1 LCD MODULE CHARACTERISTICS 101 3 2 FRONT OF SCREEN PERFORMANCE 101 4 FUNCTIONAL REQUIREMENTS 102 4 1 POWER 102 4 2 PICTURE 102 4 2 1 Wide Screen Signalling Bit WSSB picture size 103 4 2 2 Picture format 103 4 2 3 Picture in Graphics 103 4 3 AUDIO 103 4 3 1 Sound related requirements 103 4 4 PICTURE SHIFTING 103 4 5 PC PICTURE AUTO ADJUSTMENT FUNCTION D SUB INPUT 104 4 6 ESP ENERGY SAV...

Page 68: ...110 7 16 1 Transportation packages 111 7 16 2 Transportation test procedures 111 7 17 PALLET CONTAINER LOADING 111 8 RELIABILITY ENVIRONMENT 112 8 1 MTBF PREDICTION 112 8 2 DEMONSTRATION MTBF 112 8 3 TEMPERATURE 112 8 4 HUMIDITY 112 8 5 ALTITUDE 112 8 6 AIR PRESSURE 112 8 7 ENVIRONMENTAL TEST 112 9 REGULATORY COMPLIANCE 113 9 1 WORLDWIDE REGULATORY 113 9 2 EMC REQUIREMENTS 114 9 4 ROHS 114 9 5 WEE...

Page 69: ...69 BDL5585XL LCD General Product Specification DOCUMENT REVISION HISTORY Revision no Date Description V1 0 2011 10 30 ...

Page 70: ...mum resolution 1920 x 1080 5 Horizontal Frequency Range 31 75 KHz 6 Vertical Frequency Range 50 85Hz 7 Monitor Name 13 characteries max PHL BDL4785SL 1 1 General Product Features x Screen of 16 9 aspect ratio 47 Full HD LCD color display x Universal power supply x PC analog 15pin D sub input output x Supports PC mode via D sub DVI and HDMI connector x Multi system PAL SECAM NTSC playback x Support...

Page 71: ... x Barometric pressure 860 mbar 1013 mbar x Dark room conditions 1 lux for optical measurements 2 2Video Audio Input Signals 2 2 1 PC input signal requirements z Pixel rate capability 86 MHz z VGA sync input TTL level separate H V sync only or polarity terminated with t 2 2k impedance z HDMI input TMDS channel Carries video data Signaling method According to DVI 1 0 specification Single link Type ...

Page 72: ...SA Guidelines VG901101A 9 10 91 PCRES18 1024 x 768 75 Hz 60 0 kHz 78 750 MHz VESA Standard VDMT75HZ 10 4 93 PCRES23 1280 x 768 60 Hz 47 8 kHz 79 500 MHz CVT AddDMT 3 Apr 2003 PCRES28 1280 x 800 60 Hz 49 7 kHz 79 500 MHz CVT 1 May 2007 PCRES32 1280 x 960 60 Hz 60 0 kHz 108 000 MHz VESA Standard VDMTPROP 3 1 96 PCRES35 1280 x 1024 60 Hz 64 0 kHz 108 000 MHz VESA Standard VDMTREV 12 18 96 PCRES39 136...

Page 73: ...splay engine The minimum native resolution of the display or display engine is 720 physical lines in wide aspect ratio Video Interfaces The display device accepts HD input via Analog YPbPr HD ready displays support analog YPbPr as a HD input format to allow full compatibility with today s HD video sources in the market Support of the YPbPr signal should be through common industry standard connecto...

Page 74: ... with input impedance of 10k z Speaker output Back firing speakers 2 x 12 Wrms with T H D 10 z No signal input While no signal at external inputs screen will display warning message 2 3 DDC channel x E EDID data structure according to VESA Enhanced EDID 1 3 and EIA CEA 861B for HDMI x Allows source to interrogate capabilities of the Display AV inputs x Separate EDID for VGA input and HDMI input 2 ...

Page 75: ...1 01 13 01 03 80 5D 34 78 EA 60 D7 A3 55 4A 9B 24 10 47 4A AD 4A 00 81 80 81 40 D1 00 A9 40 81 00 01 01 01 01 01 01 02 3A 80 18 71 38 2D 40 58 2C 45 00 A2 0B 32 00 00 1E 00 00 00 FF 00 52 41 4B 30 39 30 31 30 30 30 30 31 0A 00 00 00 FD 00 32 4C 1F 4B 11 00 0A 20 20 20 20 20 20 00 00 00 FC 00 50 48 4C 20 42 44 4C 34 32 33 30 45 0A 01 83 02 03 22 F1 4F 90 1F 05 14 04 13 11 12 01 02 03 06 07 15 15 23...

Page 76: ...the display upright as the monitor is moved between its portrait and landscape positions The following DDC CI commands should be supported via command line No Commands 1 Set Brightness 2 Set Contrast 3 Set Red Gain 4 Set Green Gain 5 Set Blue Gain 6 Get Brightness 7 Get Contrast 8 Get Red Gain 9 Get Green Gain 10 Get Blue Gain 2 4Service mode Detailed technical specification refers to Service delt...

Page 77: ... recover when either H V syncs or digital clock are detected z Standby The Display enters AV standby mode when it s switched off by RC Standby Power key or SLEEP TIMER function is activated or no AV signal input for 15 seconds z Recovery from Standby Power function recovers when RC Power is pressed 2 6 User Control Interface Controlled via top control keypads or remote control or RS 232 or RJ45 2 ...

Page 78: ...via Ÿ ź keys increase decrease via keys x are also for Volume Hot Key 2 6 2 Front controls x LED indicator 4 States LED Status Power Status LED behavior Normal on Green Standby Red blinking RC command Red blinking Scheduling Red blinking faster LED Active Switch off Red LED Not active Normal on Standby RC command Switch off Blank ...

Page 79: ...ensor Receiver for Display control transmitter for ITV data cloning Operation Angle RC operational distance 0q for H V t 10m 30q for H V t 10m 45q for H only t 10m x Remote Control Philips protocol Philips protocol is used for remote control communication ...

Page 80: ...BDL5585XL LCD 80 General Product Specification ...

Page 81: ...81 BDL5585XL LCD General Product Specification ...

Page 82: ...IP CHANGE 0x26 CONTRAST 0x27 BRIGHTNESS 0x28 MENU 0x20 UP 0x15 DOWN 0x14 SET 0x23 PLUS 0x22 MINUS 0x21 EXIT 0x1F DISPLAY 0x19 AUTO ADJUST 0x1C MUTE 0x1B VOL UP 0x17 VOL DOWN 0x16 All RC buttons generate RC commands All those commands should be interpreted into the correct actions 2 6 3 OSD MENU x 9 languages English German Spanish French Italian Spanish Russian Polish Turkish Simplified Chinese ...

Page 83: ...83 BDL5585XL LCD General Product Specification PICTURE MENU OVERVIEW ...

Page 84: ...BDL5585XL LCD 84 General Product Specification ...

Page 85: ...85 BDL5585XL LCD General Product Specification SCREEN MENU ...

Page 86: ...BDL5585XL LCD 86 General Product Specification ...

Page 87: ...87 BDL5585XL LCD General Product Specification AUDIO MENU ...

Page 88: ...BDL5585XL LCD 88 General Product Specification CONFIGURATION 1 MENU ...

Page 89: ...89 BDL5585XL LCD General Product Specification ...

Page 90: ...BDL5585XL LCD 90 General Product Specification ...

Page 91: ...91 BDL5585XL LCD General Product Specification ...

Page 92: ...BDL5585XL LCD 92 General Product Specification CONFIGURATION 2 MENU ...

Page 93: ...93 BDL5585XL LCD General Product Specification ADVANCED OPTION MENU ...

Page 94: ...BDL5585XL LCD 94 General Product Specification ...

Page 95: ...95 BDL5585XL LCD General Product Specification ...

Page 96: ...BDL5585XL LCD 96 General Product Specification ...

Page 97: ...97 BDL5585XL LCD General Product Specification ...

Page 98: ...BDL5585XL LCD 98 General Product Specification Firmware update MENU ...

Page 99: ...99 BDL5585XL LCD General Product Specification 2 7 I O Connectors Connectivity overview Rear connectors x Power input 3 pin IEC 320 C13 socket mains AC in ...

Page 100: ...cludes digital video and audio HDCP supported HDMI type A connector pin assignment Pin Signal Assignment Pin Signal Assignment 1 TMDS Data2 2 TMDS Data2 Shield 3 TMDS Data2 4 TMDS Data1 5 TMDS Data1 Shield 6 TMDS Data1 7 TMDS Data0 8 TMDS Data0 Shield 9 TMDS Data0 10 TMDS Clock 11 TMDS Clock Shield 12 TMDS Clock 13 CEC 14 Reserved N C on device 15 SCL 16 SDA 17 DDC CEC Ground 18 5V Power 19 Hot Pl...

Page 101: ... 500 nits typ brightness contrast controls are at 100 x Luminance uniformity 10 5 points measured x Chromatic uniformity Deviation x y 0 015 5 points measured x Color tracking x y 0 015 for all grey levels 5 points measured x Luminance variation The variation in surface luminance į WHITE and į BLACK are defined as į WHITE 5P Maximum Lon1 Lon2 Lon3 Lon4 Lon5 Minimum Lon1 Lon2 Lon3 Lon4 Lon5 1 3 į B...

Page 102: ... MA motion adaptive z Y C separation 3D comb filter z Video artifact reduction High quality z Motion compensated de interlacing z 3 2 2 2 motion pull down z Noise reduction 4 FUNCTIONAL REQUIREMENTS 4 1 Power When POWER ON FORCED ON Display goes to On state when mains is applied secondary user actions cannot switch off the Display When POWER ON STANDBY Display goes to STANDBY when mains is applied...

Page 103: ...on of the audio parameters and the recall of the audio last status 4 3 1 Sound related requirements x Volume control Should be gradual change of sound level from zero to maximum output x Soft mute A short and gradual increase of the sound to prevent the pop sound during AC plug in out standby on off channel change mute on off x Lip Sync 20 to 40 ms x Rattling No distortion rattling at 80 max volum...

Page 104: ...ange Off 1 99 hours 4 7 Light Sensor The lighter sensor measures the outside brightness according to different environments and sends the information to display Display will adjust the brightness automatically With lighter condition Outdoor Sun light the brightness will increase in the opposite condition the brightness will be decreased to fit darker environment Light sensor detects the change of ...

Page 105: ...Off mode High reduce backlight current around 65 compare to Off mode 5 NON FUNCTIONAL REQUIREMENTS 5 1 Start up behavior LED indication should respond in 1 seconds and picture shows up within 5 seconds for VIDEO S VIDEO VGA and COMPONENT input 10 seconds for DVI input 15 seconds for HDMI input when the Display wakes from standby or power on with DC switch or cold start The first time AC On power s...

Page 106: ...essage should be a minimum of 500 ms 5 5 2 There should be a menu selection e g in the service menu for the baud rate of 1200 4800 9600 19200 57600 115200 6 ACCESSORIES 6 1 Cables z Power cord EU UK NA China Length 1 8 M 50 mm By region z VGA Interface Cable option Length 1 8 M 50 mm z BNC to RCA adapter 3 z Main power switch cover ʳ z Wire module kit ʳ 6 2 Remote Control Remote Control Type numbe...

Page 107: ...ian Polish Turkish Simplified Chinese on CD 6 4 Quick User Guide Quick Start Guide DFU English German Spanish French Italian Russian Polish Turkish Simplified Chinese 6 5 Warranty card N A 6 6 Others Logo nameplate x2 7 MECHANICAL 7 1Cosmetic Qisda ID 7 2Mechanical Data Files Provide mechanical drawings with key dimensions ...

Page 108: ...85XL LCD 108 General Product Specification 7 3Location of Philips Logo 7 4Location of Icons 7 5 Color for Resin Paint Black 30 gloss front Silver brush gloss decoration part Stealth Black in mould back cover ...

Page 109: ...K x Base Pedestal to be Flame Retardant UL 94 HB x All major plastic parts bezel back cover base need to be molded from same resin Base Pedestal otherwise specified No plastic parts 7 10 Texture Glossing of Housing x The texture area and texture no should follow Philips make up sheet x The exterior surfaces shall have a uniform texture x Philips must approve the mold texturing x Detail document fo...

Page 110: ...ps Engineering Reference Book 7 15 Product Dimension Weight x Unit dimension without stand 1082 x 631 x 27 3 mm 42 6x24 8x1 07 inch x Packed unit dimension carton 1230x794x290mm x Net weight with stand 18 8Kg 41 4 lbs x Gross weight 29 4Kg 54 8 lbs 7 16 Transportation Packaging and wrapping shall be sufficient to protect the product against damage or loss during shipment from the supplier to the d...

Page 111: ...6 x Vibration bump and drop test only for China India UAN D 1534 02 x Multiple drop test only for China India UAN D 1534 02 x Bump test only for China India UAN D 1534 02 Un packaging test x Fragility test optionally UAN D 1534 01 x Drop onto a face IEC 60068 2 31 test Ec x Vibration test IEC 60068 2 6 test Fc x Vibration test screen size 56cm only for China India GB 9384 97 7 17 Pallet Container ...

Page 112: ...40 degree x Storage 20 to 60 ºC x Shipping 40 to 65 ºC 8 4 Humidity x Operating non condensing 20 to 80 x Storage non condensing 5 to 95 x Shipping non condensing 5 to 95 8 5 Altitude x Operating 0 to 4500m x Storage 0 to 9000m x Shipping 0 to 9000m 8 6 Air pressure x Operating 795 to 1013 mbar x Storage 300 to 1013 mbar x Shipping 300 to 1013 mbar 8 7 Environmental test x Cold test 25 degree 96 h...

Page 113: ...5013 2001 A1 2003 A2 2006 for A V EN 55020 2007 EMC CE test report Supplier EUROPE ʳ O EUP Directive 2005 32 EC EC No 1275 2008 implementing Energy Saving IEC62087 IEC62301 EUP ʳ Supplier RUSSIA Sa GOST R 50377 1992 GOST certificate MMD Europe AP All EU O WEEE WEEE report and declaration Supplier Sa Safety E Electromagnetic Compatibility O other which including recycling energy saving ergonomics G...

Page 114: ...on on the use of certain hazardous substances Lead Cadmium Mercury Hexavalent Chromium Polybrominated Bipheny1 PBB and Polybrominated Bipheny1 Ether PBDE flame retardant 9 5 WEEE Producer Philips responsible for retailer take back schemes and recycling System implemented Collection and recycle targets 9 6 Ongoing Regulatory There s a possibility that other regulatory certificates will be required ...

Page 115: ...anage the quality and reliability of products in a more coherent and systematic approach The scope of Design Quality Assurance process covers all activities to ensure the design quality and reliability in Product Creation Process that starts from RFQ Kick off EVT DVT and PVT Product release phase Pilot run and CR MP phase Design Quality Assurance procedure covers the system flow charts and the act...

Page 116: ...d to create the best quality and reliability product to provide to MMD 10 4 Quality and reliability deliverables list During product creation RFQ milestone the DQE has to provide deliverables list to supplier and discuss with them to perform quality and reliability evaluation and testing report per request in list to DQE for design quality and reliability review and validation Model No ʳ Date ʳ Su...

Page 117: ...ontrol range ʳ v 1 v 1 1 2 8 Colour transition ʳ v 1 v 1 1 2 9 Colour shift vs viewing angles ʳ v 1 v N A attach panel spec 1 2 10 Gamma value ʳ v 1 v 1 1 2 11 RGB and W Gamma curve ʳ v 1 v 1 1 2 12 Deagussing ʳ ʳ ʳ ʳ ʳ No need 1 3 Image ʳ ʳ ʳ ʳ ʳ ʳ 1 3 1 Geometry ʳ v 1 v 1 1 3 2 Over Under Scan ʳ v 1 v 1 1 3 3 Centring error ʳ v 1 v 1 1 3 4 Position Ratation ʳ v 1 v 1 1 3 5 Convergence ʳ ʳ ʳ ʳ ʳ ...

Page 118: ... need 1 3 20 Interlacing ʳ ʳ ʳ ʳ ʳ No need 1 3 21 Contouring PDP ʳ v N A v N A 1 4 Resolution ʳ ʳ ʳ ʳ ʳ ʳ 1 4 1 Display resolution ʳ v 1 v 1 1 4 2 Sharpness Smearing ʳ v 1 v 1 1 4 3 Overshoot Undershoot Ring ʳ v 1 v 1 1 4 4 Focus ʳ v 1 v 1 1 4 5 Readability ʳ v 1 v 1 1 4 6 Moire Mura ʳ v 1 v 1 1 4 7 Response time ʳ v 1 v 1 1 4 8 Video bandwidth ʳ ʳ ʳ ʳ ʳ ʳ 1 4 9 Video sag ʳ ʳ ʳ ʳ ʳ 1 4 10 Video bl...

Page 119: ...Mute and Plop ʳ v N A v N A 2 14 Supresssion ʳ v N A v N A 2 15 Available surrond mode performance ʳ v N A v N A 2 16 Dolby ʳ v N A v N A 2 17 Virtual dolby ʳ v N A v N A 2 18 Unweighted and filter ʳ v N A v N A 2 19 Headphone performance ʳ v N A v N A 2 20 Auxiliary In out Level ʳ v N A v N A 2 21 Thermal click noise ʳ v N A v N A 3 TV Front end and Remote control ʳ ʳ ʳ ʳ ʳ ʳ 3 1 Tuner sensitivit...

Page 120: ...p Closed captions and Extended data service ʳ v N A ʳ ʳ 3 18 Remote transmitter frequency stability ʳ v 1 ʳ ʳ 3 19 Remote transmitter phase condition of Rf carrier ʳ v 1 ʳ ʳ 3 20 Remote transmitter key bounce ʳ v 1 v 1 3 21 Remote transmitter multiple key activation ʳ v 1 v 1 3 22 Remote transmitter data pulse width ʳ v 1 ʳ ʳ 3 23 Remote transmitter message repetition and interval ʳ v 1 ʳ ʳ 3 24 R...

Page 121: ...issipation ʳ v 1 v 1 ʳ 4 10 Current consumption ʳ v 1 ʳ ʳ ʳ 4 11 Gain and Phase margin ʳ v 1 ʳ ʳ ʳ 4 12 Output voltage and Cross regulation ʳ v 1 ʳ ʳ ʳ 4 13 Transient Response ʳ v 1 ʳ ʳ ʳ 4 14 Line and load regulation ʳ v 1 ʳ ʳ ʳ 4 15 Ripple and noise level ʳ v 1 ʳ ʳ ʳ 4 16 Inrush current ʳ v 1 ʳ ʳ ʳ 4 17 Mains Harmonic Power factor ʳ v 1 v 1 ʳ 4 18 Earth leakage current ʳ v 1 v 1 ʳ 4 19 Inverter ...

Page 122: ... 14 DDC2B CI Function ʳ v 1 v 1 ʳ 5 15 Color Function ʳ v 1 v 1 ʳ 5 16 Disply Image Test ʳ v 1 v 1 ʳ 5 17 Check Frequency Sweep ʳ v 1 ʳ ʳ ʳ 5 18 Noise Test EEPROM data loss ʳ v 1 ʳ ʳ ʳ 5 19 Wake Up from Off Mode ʳ v 1 v 1 ʳ 5 20 Timer Function ʳ v 1 v 1 ʳ 5 21 Light Frame Function ʳ v 1 v 1 ʳ 5 22 DVI HDCP Mode ʳ v 1 v 1 ʳ 5 23 HDMI HDCP Mode ʳ v 1 v 1 ʳ 5 24 AV Mode ʳ v 1 v 1 ʳ 5 25 TV Mode ʳ v N...

Page 123: ...demo ʳ v 3 v 2 6 11 Acoustic noise ʳ v 1 v 1 6 12 Father Mother ʳ v 1 ʳ ʳ 6 13 EHT ʳ ʳ ʳ ʳ ʳ 6 14 X ray protection ʳ ʳ ʳ ʳ ʳ 6 15 Flash over ʳ ʳ ʳ ʳ ʳ 6 16 Mechanical assembler quality ʳ v 1 v 1 6 17 Vibration 2G 3 axial Thermal cycling ʳ v N A ʳ ʳ 7 Environment Reliability tests ʳ ʳ ʳ ʳ ʳ 7 1 Cold non operational and packed ʳ v 1 ʳ ʳ 7 2 Dry heat non operational and packed ʳ v 1 ʳ ʳ 7 3 Thermal s...

Page 124: ...se feet assembly moving and feet contact ʳ v N A ʳ ʳ 8 10 11 Wall mount VESA spacing ʳ v 1 ʳ ʳ ʳ 8 10 12 Cosmetic and appreance assembly ʳ v N A v N A 8 10 13 Impact test glass element ʳ v N A ʳ ʳ 8 10 14 Fragmentation glass element ʳ v N A ʳ ʳ 8 10 15 Screw torque test glass element ʳ v N A ʳ ʳ 8 10 16 Bending force test glass element ʳ v N A v N A 9 HALT Tests ʳ ʳ ʳ ʳ 9 1 Voltage test ʳ v N A ʳ ...

Page 125: ...8 750 MHz VESA Standard VDMT75HZ 10 4 93 PCRES23 1280 x 768 60 Hz 47 8 kHz 79 500 MHz CVT AddDMT 3 Apr 2003 PCRES28 1280 x 800 60 Hz 49 7 kHz 79 500 MHz CVT 1 May 2007 PCRES32 1280 x 960 60 Hz 60 0 kHz 108 000 MHz VESA Standard VDMTPROP 3 1 96 PCRES35 1280 x 1024 60 Hz 64 0 kHz 108 000 MHz VESA Standard VDMTREV 12 18 96 PCRES39 1360 x 768 60 Hz 47 7 kHz 85 500 MHz VESA Standard AddDMT 2003 4 3 PCR...

Page 126: ...S32 1280 x 960 60 Hz 60 0 kHz 108 000 MHz VESA Standard VDMTPROP 3 1 96 PCRES35 1280 x 1024 60 Hz 64 0 kHz 108 000 MHz VESA Standard VDMTREV 12 18 96 PCRES39 1360 x 768 60 Hz 47 7 kHz 85 500 MHz VESA Standard AddDMT 2003 4 3 PCRES41 1366 x 768 60 Hz 47 7 kHz 85 500 MHz VESA Standard AddDMT 2007 11 30 PCRES53 1600 x 1200 60 Hz 75 0 kHz 162 000 MHz VESA Standard VDMTREV 12 18 96 PCRES70 1920 x 1080 ...

Page 127: ...t via RS232 in R RS232 D sub 9 pin Serial Port for Remote Management via RS232 out for LoopThrough R RS232 D sub 9 pin Compliance to broadcast standards for reception and or video playback playback DVD VCR STB ʳ Video play back support for various video coding standards R PAL SECAM NTSC Wide Screen Signalling support 16 9 4 3 R WSS z Pictures Motion Test z RS232 SCIP and Control Test ʳ Command ʳ C...

Page 128: ...led design quality and reliability reviews are required from EVT stage to DVT and PVT stage respectively 10 5 2 Quality and Reliability evaluation and testing report Supplier should provide product quality and reliability evaluation and testing report in each product developing milestone to DQE for review This is not limited to three times Intensive and comprehensive design reviews are recommended...

Page 129: ...of design quality and reliability evaluation in product creation process which is performed by supplier If necessary supplier needs to provide third party verification and certification report The third party must be approved by MMD 10 7 Design change review and confirmation All design changes after product release shall follow the engineering change notes ECN procedures Before Product release tha...

Page 130: ...Exploded View BDL4785SL 130 BDL4785SL LCD 13 ...

Page 131: ...ion PCM code 0LE 36 REMOTE CONTROL TY 5F010 003 V 38 QUICK START GUIDE 4J 1KT01 001 V 39 CD MANUAL 5B 1KT01 001 V 35 SIGNAL CABLE 5K L2H06 501 V 34 DP CABLE 5K 0WA06 501 V CORD H05VV F 10A250V EUR 1 8M 2G 00921 001 V CORD H05VV F 13A 1 8M UK 2G 03149 021 V PLUG BNC RCA 1821 N8S 015 02 2B 20074 001 V PLUG BNC RCA 1821 N2S 024 02 2B 20074 011 V 19 ASSY PWR SW 6K 15T10 001 V 37 33 Critical components...

Page 132: ...D MMD MI EP47SF1 3 5D 0RC07 041 PCBA PWR BD 215W UP3003 01B2G 4 9B 1KTA5 001 SKD PCBA AUDIO BD EP47SF1 5 9B 14F11 001 SKD PCBA IR BD EP42SF3 6 9B 0WF04 011 SKD TRANSFER BD EP65SF0 7 9B 1KTA2 001 SKD COLOR ENGINE BD EP47SF1 8 9B 1KTD1 002 PCBA TRANSFER MEMC BD EP47SF1 9 9B 1KTD1 011 SKD PACK TX BD EP47SF1 10 9B 1KTD5 001 SKD PACK RX BD EP47SF1 ...

Page 133: ... 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 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 ...

Page 134: ... be heated 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 P WB the solder balls of the compo...

Page 135: ...o OSD image ok Yes No Check J22 LVDS cable connection Check input cable 1 Check IR Lign wire cable Ε Audio wire cable or Sensor wire cable to check which one is short to cause this fail 2 Check keypad board NG or OK No Keypad LED ON 1 Check wire cable connection between main board and keypad 2 Check VCC 5V in No Yes Yes Audio ok Function ok No 1Ε Check audio input cable connection 2Ε Check wire ca...

Page 136: ... picture No Power button operation is normal Yes Keypad LED is ON Yes Check POWER ON control pin is High No Check GPIO status Yes Check LCD12V and LVDS power sequence No Check GPIO status Check power is correctly Check input source and path is ready Yes ...

Page 137: ...gnal U100 MCU_RX and MCU_TX is normal Check J12 pin RX and TX is normal No Check U9 pin19 is high Yes No Yes No No Check cable or trace Check L9 is mouted 1 Check control pin RS232_TXEN status default high 2 Check R629 or R630 is mouted Check U100 soldering or to change a new chip Yes ...

Page 138: ...measure audio board U1 output waveform 1K Hz sinewave Check mute pin AUDIO_VOL_ON is high or low Yes Yes To measure audio board U1 output waveform Yes Check GPIO control pin R277 R278 status Check GPIO control pin R492 status Check audio board U1 soldering or change another chip No No No Check audio board U6 Power AMP soldering or change another chip No Yes ...

Page 139: ... output No DVI input output No HDMI input No DP input No USB input No LAN Input 1 Check MJ6 pin14 2 Check MU26 MU27 MU29 MU31 MU33 1 Check P5V P2V5 P3V3 P1V8 P1V0 1V2 P2V 2 Check J23 PWRBD_ON and LCD_BRT_CTRL Signal 1 Check MJ3 soldering 2 Check MU26 MU27 MU29 MU31 MU33 1 Check MCN1 soldering 2 Check MU30 MU31 MU33 1 Check J10 soldering 2 Check L110 1 Check J8 soldering 2 Check T1 U8 ...

Page 140: ...VGA repeat output no signal Check U3 operation normal DVI picture display abnormal Check MU29 operation normal IR function fail 1 Check cable or change another IR board IR Board 2 Check MJ2 MU2 U14 U15 MU45 IR Connector Detect ambient light function fail Check cable or change another IR board ...

Page 141: ...iPot and Ground Continuity tested as follows Condition Hi Pot Test for products where the mains input is 220V AC Hi Pot Test for products where the mains input is 110V AC Ground Continuity Test requirement Test voltage 2820VDC 2000VAC 1700VDC 1200VAC Test time 3 seconds 1 seconds Trip current Tester Set at 100uA for Max limit Set at 0 1uA for Min limit 5mA Ramp time Tester Set at 2 seconds ʳ Test ...

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Philips BDL4785SL/00, Service Manual

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