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Philips BDL4681XU/00, Service Manual

The Philips BDL4681XU/00 Service Manual is available for free download at manualshive.com. This comprehensive manual provides detailed instructions and troubleshooting solutions for the BDL4681XU/00 model. Easily access this essential resource to enhance your product understanding and optimize its performance.

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BDL4681XU  LCD

61

 

General Product Specification 

6.4

 

Q

UICK 

U

SER 

G

UIDE

.............................................................................................................................................. 95

6.5

 

W

ARRANTY CARD

.................................................................................................................................................. 95

6.6 O

THERS

.................................................................................................................................................................. 96

7.

MECHANICAL

..................................................................................................................................................... 96

7.1 C

OSMETIC

.............................................................................................................................................................. 96

7.2 M

ECHANICAL 

D

ATA 

F

ILES

...................................................................................................................................... 96

7.3 L

OCATION OF 

P

HILIPS 

L

OGO

.................................................................................................................................. 98

7.4 L

OCATION OF 

I

CONS

.............................................................................................................................................. 98

7.5

 

C

OLOR FOR 

R

ESIN 

/

 

P

AINT

...................................................................................................................................... 98

7.6

 

R

ESINS

.................................................................................................................................................................. 99

7.7

 

P

AINT 

U

SED

............................................................................................................................................................. 99

7.8

 

P

LASTIC 

M

OLD 

T

OOLING

......................................................................................................................................... 99

7.9

 

P

LASTICS 

F

LAMMABILITY

......................................................................................................................................... 99

7.10

 

T

EXTURE

/G

LOSSING OF 

H

OUSING

........................................................................................................................ 99

7.11

 

B

ASE 

T

ILT 

/

 

S

WIVEL 

R

ANGE

.................................................................................................................................. 99

7.12

 

M

OVEMENT OF 

U

NIT WITH 

B

ASE

......................................................................................................................... 100

7.13

 

W

ALL 

M

OUNT 

M

ETHOD

....................................................................................................................................... 100

7.14

 

L

ABEL

.................................................................................................................................................................. 100

7.15

 

P

RODUCT 

D

IMENSION 

/

 

W

EIGHT

......................................................................................................................... 100

7.16

 

T

RANSPORTATION

............................................................................................................................................... 100

7.16.1 Transportation packages

............................................................................................................................... 100

7.16.2 Transportation test procedures

..................................................................................................................... 101

7.17

     

P

ALLET 

/

 

C

ONTAINER 

L

OADING

....................................................................................................................... 101

8. RELIABILITY / ENVIRONMENT

........................................................................................................................... 102

8.1

 

MTBF

 PREDICTION

................................................................................................................................................ 102

8.2

 

D

EMONSTRATION 

MTBF

....................................................................................................................................... 102

8.3

 

T

EMPERATURE

....................................................................................................................................................... 102

8.4

 

H

UMIDITY

............................................................................................................................................................... 102

8.5

 

A

LTITUDE

............................................................................................................................................................... 102

8.6

 

A

IR PRESSURE

....................................................................................................................................................... 102

8.7 E

NVIRONMENTAL TEST

......................................................................................................................................... 102

9.

REGULATORY COMPLIANCE

...................................................................................................................... 103

9.1 W

ORLDWIDE 

R

EGULATORY

................................................................................................................................. 103

9.2 EMC

 

R

EQUIREMENTS

.......................................................................................................................................... 104

9.4 R

O

HS

................................................................................................................................................................... 105

9.5 WEEE

.................................................................................................................................................................. 105

9.6 O

NGOING 

R

EGULATORY

...................................................................................................................................... 105

10.

DQE TEST ITEMS TEMPLATE

...................................................................................................................... 105

10.1S

YSTEM FLOW CHART

.......................................................................................................................................... 106

10.2S

PECIFICATION INPUT AND UPDATE

..................................................................................................................... 106

10.3D

ESIGN QUALITY EVALUATION CAPABILITY QUALIFICATION

................................................................................. 107

10.4Q

UALITY AND RELIABILITY DELIVERABLES LIST

.................................................................................................... 107

10.5

 

D

ESIGN QUALITY AND RELIABILITY REVIEW AND VALIDATION PROCEDURE

........................................................ 116

10.6

 

D

ESIGN QUALITY REVIEW AND VALIDATION EVALUATION PROCESS

................................................................... 117

10.7

 

D

ESIGN CHANGE REVIEW AND CONFIRMATION

................................................................................................... 117

 

 

 
 
 

Summary of Contents for BDL4681XU/00

Page 1: ...ew 118 Repair tips 121 122 Repair Flow chart 123 128 Safety Test Requirments 129 Spare arts List 119 Recommended P Failure Mode Of Panel SAFETY NOTICE 46 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: ...trol lock in OSD Yes Front panel keypad lock Yes Scheduling Yes HDMI Overscan Yes Auto Adjustment 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 Power ON mode TBD W Standby mode 1 W Off mode 1 W DPMS Support Power Saving Mode 1 W Power C...

Page 4: ...of the monitor lights blue when the monitor is turned on lights amber when the monitor is in standby mode blinks blue when remote control signal is received blinks amber when the monitor enters DPMS mode off when the main power of the monitor is turned off1 2 3 4 5 8 8 6 77Input Output Terminals 1 AC IN 5 5 A Connect the supplied power cord to the wall outlet 2 Main power switch Press to switch th...

Page 5: ... 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 User Manual BDL4681XU 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 highlig...

Page 6: ...2 Connect the red R and white L audio jacks of the device to the AUDIO IN AUDIO2 or AUDIO3 jacks of the monitor USING VIDEO INPUT 1 Connect the Video connector of the external device to the VIDEO IN input of the monitor Use the supplied BNC to RCA adapter if necessary 2 Connect the red R and white L audio jacks of the device to the AUDIO IN AUDIO2 or AUDIO3 jacks of the monitor USING HDMI INPUT Co...

Page 7: ...ite L audio jacks of the external audio device to the AUDIO OUT R L jacks of the monitor CONNECTING ANOTHER BDL4230E MONITOR You can interconnect multiple BDL4681XU monitors to create a daisy chain configuration for applications like a video wall Note The number of displays that can be used in a daisy chain configuration will depend on the resolution of the input signal being used Connect the VGA ...

Page 8: ...he screen The zoom mode is not correctly set Use the ZOOM MODE or CUSTOM ZOOM function in the SCREEN menu to fine tune display geometry and time frequency parameter Can hear sound but no picture Improperly connected source signal cable Make sure that both video inputs and sound inputs are correctly connected Can see picture but no sound is heard 1 Improperly connected source signal cable 2 Volume ...

Page 9: ...inputs only Adjusts to increase or decrease the intensity of colors in the image Press the PLUS button to increase color intensity or press the MINUS button to decrease color intensity COLOR TEMPERATURE Select a color temperature for the image The image looks reddish with a lower color temperature and looks bluish with a higher color temperature Use the PLUS MINUS button to make selection COLOR CO...

Page 10: ... a black band is displayed on either side of the picture DYNAMIC Fill the entire screen by stretching 4 3 pictures non proportionally CUSTOM Choose to apply the custom zoom settings in the CUSTOM ZOOM submenu 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 This mode is recommended when displaying pic...

Page 11: ...u and then press the UP DOWN button to make selection Select YES and press the SET button to restore settings to factory preset values Press the EXIT button to cancel and then return to the previous menu PIP MENU Note for COMPONENT VGA DVI D and HDMI inputs only PIP SIZE Select the size of the sub picture in the PIP Picture in Picture mode Use the PLUS MINUS button to toggle between LARGE MIDDLE S...

Page 12: ...o format Use the PLUS MINUS button to toggle between AUTO PAL 4 43 PAL 3 58 SECAM NTSC 4 43 NTSC 3 58 CONFIGURATION RESET Reset all settings in the CONFIGURATION 1 menu Press the SET PLUS button to open the submenu and then press the UP DOWN button to make selection Select YES and press the SET button to restore settings to factory preset values Press the EXIT button to cancel and then return to t...

Page 13: ...f the remote control when multiple BDL4681XU monitors are connected via the RS232C connection Press the SET PLUS button to open the submenu and then press the UP DOWN button to toggle between NORMAL All monitors can be operated normally by the remote control PRIMARY Designate this monitor as the primary monitor for remote control operation Only this monitor can be operated by the remote control SE...

Page 14: ...s schedule item will be take effect and then press the SET button 7 If you want to set up more schedule items press the EXIT button and then repeat the steps above A check mark in the box next to the number of the schedule item indicates that the selected schedule is in effect Notes The selection of EVERY DAY within a schedule item takes priority over other schedules that are set up to operate wee...

Page 15: ...ree categories of pixel defects and several types of sub pixel defects within each category Dot definition What is a defective Dot One or more defective adjacent sub pixel are defined as one dot The no of defective sub pixels are not relevant to define a defective dot This means that a defective dot can consist of one two or three defective sub pixels which can be dark or lit Bright Dot Defects Br...

Page 16: ...ng 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 Disassemble the low cover Æ 7 M3 screws Electric screw drive 2 2 Tear off the wire from Æ Transfer BD Key pad BD 3 1 Tear off an acetic tape 2 Disassemble the Transfer BD from low cover Æ 2 M3 screws 3 Disassemble the IR BD from low cover Æ 2 M...

Page 17: ...re from Æ power BD 8 Main BD 8 Power SW BD 3 Color engine BD 3 Audio BD 1 7 1 Disassemble the power BD 2 from display Æ 12 M3 screws Electric screw drive 2 8 2 Disassemble the power bkt from display Æ 4 M3 screws Electric screw drive 2 9 1 Disassemble the chassis from display Æ 2 M3screws 2 Draw out the chassis from display Electric screw drive 2 ...

Page 18: ...ine BDÆ4 M3 screws 3 Audio BDÆ4 M3 screws 4 Power sw BDÆ4 M3 screws 5 Ground screw 1 Electric screw drive 2 12 1 Tear off 4pcs wire holder 2 Tear off AC socket wird 13 1 Disassemble the handle from right cover Æ4 M8 screws Electric screw drive 2 14 1 Disassemble the right cover from display right Æ2 M4 screws 7 M3 screws Electric screw drive 2 15 1 Disassemble the fan from right cover Æ4 T5 screws...

Page 19: ...y right Æ2 M4 screws 7 M3 screws Electric screw drive 2 18 1 Disassemble the fan from right cover Æ4 T5 screws Electric screw drive 2 19 1 Disassemble the L R support BKT Æ12 M5 screws Electric screw drive 2 20 1 Disassemble the fan from L support BKT Æ2 M3 screws Electric screw drive 2 21 1 Disassemble the fan from L support BKT Æ2 M3 screws Electric screw drive 2 ...

Page 20: ... offset values of 6500 KColor Temperature 13 Set the same drive offset values of 6500 K Color Temperature to 5800 K Screen Uniformity Fig 7 1 Optical measurement point 1 Timing SDTV480P 60Hz YPbPr source 2 DEFAULT the unit and select the ANSI BRIGHTNESS GRID pattern 3 Change the unit to MAX MAX for Contrast Black level Color temperature default setting 9300 K 4 Surface luminance is luminance value...

Page 21: ...emp item factory OSD CVBS1 CVBS2 S VIDEO VGA YPbPr DVI HDMI Color temperature 9300 K 9300 K Red drive Green drive Blue drive 110 140 110 140 Red offset Green offset Blue offset 110 140 110 140 Color temp item factory OSD CVBS1 CVBS2 S VIDEO VGA YPbPr DVI HDMI Color temperature 6500 K 6500 K Red drive Green drive Blue drive 110 140 110 140 Red offset Green offset Blue offset 110 140 110 140 Color t...

Page 22: ...faces 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 connectors directly on the HD ready display or through an adaptor easily accessible to the consumer and HDMI HD capable inputs accept the ...

Page 23: ... 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 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 ...

Page 24: ...ith 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 Measurement condition Measurement point Center of screen Measurement distances 50cm Measurement Angle 90 Measurement equipment Color Analyzer CA210 or Equivalent Signal Generator VG828 or Equival...

Page 25: ... Tool RS232 Cable P N Description 5K 0GV01 501 CABLE 9 9P RS232 MP513 EDID Writing Tool 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 ...

Page 26: ...26 BDL4681XU LCD Service tool Software FW writing tool Pixelworks ImageProcessor SDK FlashUpgrader EDID writing tool RTD_CustomerTool_V1 2 ...

Page 27: ... 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 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 procedu...

Page 28: ...28 BDL4681XU LCD DDC Instructions 3 Follow the installed steps and press NEXT to Install Driver 4 When setup has finished restart computer ...

Page 29: ...ipment 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 DebugTool_V6 2 file Display PC or NB VGA cable for EDID writing need to be removed pin5 to disable EDID write protect OK Fail ...

Page 30: ...30 BDL4681XU LCD DDC Instructions 7 Update EDID select EDID Update Communication select USB ISP Type select Serial Flash For EDID Updated ...

Page 31: ...BDL4681XU LCD 31 DDC Instructions 8 EDID upload VGA 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 32: ...81XU 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 33: ... Power off status and LED Red 10 EDID upload HDMI 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 34: ...34 BDL4681XU LCD DDC Instructions Serial Number Definition ...

Page 35: ...1 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 36 38 31 58 55 00 CE HDMI DDC 00 FF FF FF FF FF FF 00 41 0C 03 D2 00 00 00 00 01 14 01 03 80 66 3A 78 EA B5 98 A4 53 45 99 24 0F 47 4A AD 4A 00 81 80 81 40 A9 40 81 00 01 01 01 01 01 01 01 01 66 21 56 AA 51 00 1E 30 46 8F 33 00 FB 3D 32 00 00 1E 00 00 00 FF 00 52 41 4B 30 39 30 31 30 30 30 30 31 0A 00...

Page 36: ...S232 cable connect between PC Notebook with tool board f RS232 is RXD and TXD interlaced line f Personal computer or Notebook f Download tool program Pixelworks ImageProcessor SDK FlashUpgrader 1 2 Firmware files 2 Procedure 1 Open firmware program files 2 Choose FlashUpgrar exe files ...

Page 37: ...lashUpgrader picture The Connection COM Port in accordance with user by oneself PC NB choose The Notify On Completion in accordance with user by oneself PC NB choose 4 The RS232 Download cable insert RS232 INPUT pin 5 Press Flash key of Pixelworks ImageProcess or SDK FlashUpgrader ...

Page 38: ...38 BDL4681XU LCD Firmware Upgrade for CPU 6 The key change to cancel after Press Flash key 7 The Power code cable insert 8 The pixelworks ImageProcess or SDK FlashUpgrader program download start ...

Page 39: ...BDL4681XU LCD 39 Firmware Upgrade for CPU 9 The firmware download will finish after about 5 minutes 10 Please press 確定 Download program finish 11 Please pull out Power code RS232 Download cable ...

Page 40: ...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 41: ...BDL4681XU LCD 41 Wiring Diagram Power wire system Main BD AC 100 220V IN B301 J1 J2 B301 B401 B402 B403 B401 B402 B403 J25 Panel ...

Page 42: ...42 BDL4681XU LCD Wiring Diagram Signal wire system Main BD Audio BD Keypad J2 J20 J11 J1 J21 IR BD IR Trans J3 J2 1 J34 J13 J17 For Fan Module Panel ...

Page 43: ...BDL4681XU LCD 43 Block Diagram ...

Page 44: ...44 BDL4681XU LCD Block Diagram ...

Page 45: ... 3 D V I _ D 2 P 4 H 2 D D C _S D A 3 1 HD MI _ D 2 P 3 1 HD MI _ D 0 P 3 H D MI_R S T 7 11 TX 1 7 D V I _ D 0 N 4 D V I _ R P W R 5 V 4 H D D C _ S C L 7 H D MI _ HP D E T 10 H 1 _H P D 3 D V I _H P D E T 4 H 2 _ R P W R 5V 3 H 2 D D C _S C L 3 L S D A 11 L S C L 11 DVI I NPUT HDMI 1 I NPUT HDMI 2 I NPUT HDMI OUT PUT PUT add R 500 ohm I 2 C Pul l hi g h C 393 1 0 UF K C 94 0 1 U K C 86 0 1 U K U ...

Page 46: ...33 J R 184 390 C 128 0 1 U K R 192 10K J R 193 2 2 J T P 63 R N3 33 1 2 3 4 8 7 6 5 C 398 10P J R 190 10K J C 107 0 1 U K R 179 33 C 110 0 1 U K T P 57 C 125 0 1 U K R 467 9 1 K C 131 0 1U K T P 58 C 100 0 1 U K R 194 2 2 J C 395 NC _ 1 U K C 103 0 1 U K T P 505 R 191 10K J C 109 0 1 U K R 469 3 3 C 126 0 1 U K SiI 9125 U25A S IL 9125C T U Q 13 140 Q 12 141 Q 11 144 Q 10 1 Q 9 2 Q 8 3 Q 7 7 Q 6 8 ...

Page 47: ... 2 4 IN2 5 C O M2 6 NC 2 7 V 8 NC 1 9 C O M1 10 T P 290 C 183 0 047U K R 479 22 J C 176 0 047U K T P 281 R 398 0 R N25 22 1 2 3 4 8 7 6 5 T P 226 R 224 75 J T P 291 HS C 1 3DM7504001 G ND G 1 G ND G 2 T P 116 R 397 0 T P 282 C 177 0 047U K C 198 0 1U K C 189 0 1U K R 563 22 J R 572 4 7K An a l o g In p u t Po r t U30B PW328B 30L S MUXIN1 U3 S MUXIN2 T 1 B MUXIN0 V5 B MUXIN1 V3 B MUXIN2 U1 R AI1 Y ...

Page 48: ... A10 6 A11 5 A12 4 A13 3 A14 2 A15 1 A16 48 A17 17 A18 16 A19 9 DQ 0 29 DQ 1 31 DQ 2 33 DQ 3 35 DQ 4 38 DQ 5 40 DQ 6 42 DQ 7 44 DQ 8 30 DQ 9 32 DQ 10 34 DQ 11 36 DQ 12 39 DQ 13 41 DQ 14 43 DQ 15 45 C E 26 O E 28 W E 11 R E S E T 12 B Y T E 47 R Y B Y 15 P 3V 3 37 G ND 27 G ND 46 NC 10 NC 13 W P 14 R 294 100 R 296 100 TP 128 R 276 47 J R 280 N C _ 3 3K R 373 2K D11 _NC L L 4148 A K R 244 1 0 K NC D...

Page 49: ...7 6 5 C 222 0 1U K R N19 22 1 2 3 4 8 7 6 5 C 223 0 1U K C 218 0 1U K C 214 0 1U K R N9 22 1 2 3 4 8 7 6 5 R N16 22 1 2 3 4 8 7 6 5 R N21 22 1 2 3 4 8 7 6 5 R N10 22 1 2 3 4 8 7 6 5 C 226 0 1U K C 228 0 1U K R 311 22 J R N14 22 1 2 3 4 8 7 6 5 C 216 0 1U K R N12 22 1 2 3 4 8 7 6 5 C 215 0 1U K C 219 0 1U K R N11 22 1 2 3 4 8 7 6 5 C 213 0 1U K C 224 0 1U K R N8 22 1 2 3 4 8 7 6 5 R 312 22 J U37 M1...

Page 50: ...3VDD4 F15 33VDD5 F16 33VDD6 L5 33VDD7 L6 33VDD8 M5 33VDD9 M6 33VDD10 AA10 33VDD11 AA11 33VDD12 AA12 33VDD13 AA16 33VDD14 AA17 33VDD15 AA18 33VDD16 AB10 33VDD17 AB11 33VS S 1 K10 33VS S 2 K11 33VS S 3 K12 33VS S 4 K13 33VS S 5 K14 33VS S 6 K15 33VS S 7 L10 33VS S 8 M10 33VS S 9 N10 33VS S 10 P10 33VS S 11 R 10 33VS S 12 T10 33VS S 13 U10 33VS S 14 U11 33VS S 15 U12 33VS S 16 U13 33VS S 17 U14 25VS ...

Page 51: ... K T P 199 C 339 0 1U K T P 198 R 356 22 J C 370 0 1U K C 334 0 1U K C 348 0 1U K C 331 22P J C 337 0 1U K C 368 0 1U K R 353 10K C 349 10P NC R N24 22 1 2 3 4 8 7 6 5 L51 Z120 C 340 0 1U K C 361 0 1U K T P 249 C 338 10P NC C 343 0 1U K R 354 10K C 342 0 1U K R 357 4 7K R 360 10K C 373 10U F K U42 M12L64164A 7T G NC DQ 0 2 VDDQ 3 DQ 1 4 DQ 2 5 VS S Q 6 DQ 3 7 DQ 4 8 VDDQ 9 DQ 5 10 DQ 6 11 VS S Q 1...

Page 52: ...Scalar Diagram C B A 52 B DL4681XU LC D ...

Page 53: ...Scalar Diagram C B A B DL4681XU LC D 53 ...

Page 54: ...54 BDL4681XU LCD Power Diagram C B A ...

Page 55: ...BDL4681XU LCD 55 Power Diagram C B A ...

Page 56: ...56 BDL4681XU LCD Power Diagram C B A ...

Page 57: ...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 58: ...Control Diagram C B A 58 B DL4681XU LC D ...

Page 59: ...BDL4681XU LCD 59 General Product Specification Issued by Technical Marketing Manager Larry Yang Product Identification 46 BDL LCD DISPLAY BDL4681XU 00 ...

Page 60: ...ULE CHARACTERISTICS 89 3 2 FRONT OF SCREEN PERFORMANCE 90 4 FUNCTIONAL REQUIREMENTS 91 4 1 POWER 91 4 2 PICTURE 91 4 2 1 Wide Screen Signalling Bit WSSB picture size 91 4 2 2 Picture format 91 4 2 3 Picture in Graphics 91 4 3 AUDIO 92 4 3 1 Sound related requirements 92 4 4 PICTURE SHIFTING 92 4 5 PC PICTURE AUTO ADJUSTMENT FUNCTION D SUB INPUT 92 4 6 ESP ENERGY SAVING PROGRAMMABILITY 92 4 7 LIGHT...

Page 61: ...7 16 2 Transportation test procedures 101 7 17 PALLET CONTAINER LOADING 101 8 RELIABILITY ENVIRONMENT 102 8 1 MTBF PREDICTION 102 8 2 DEMONSTRATION MTBF 102 8 3 TEMPERATURE 102 8 4 HUMIDITY 102 8 5 ALTITUDE 102 8 6 AIR PRESSURE 102 8 7 ENVIRONMENTAL TEST 102 9 REGULATORY COMPLIANCE 103 9 1 WORLDWIDE REGULATORY 103 9 2 EMC REQUIREMENTS 104 9 4 ROHS 105 9 5 WEEE 105 9 6 ONGOING REGULATORY 105 10 DQE...

Page 62: ...62 BDL4681XU LCD General Product Specification DOCUMENT REVISION HISTORY Revision no Date Description V1 0 2010 04 08 Release for MP ...

Page 63: ...L Suzhou CS Taiwan FE Czech x P Panel Type 4 SEC x A Service Code x YY Year 2009 09 2010 10 x WW Week x XXXXXXX 0000001 9999999 1 1 General Product Features x Screen of 16 9 aspect ratio 46 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 components video S Video c...

Page 64: ...l performance specifications are defined under STANDARD TESTING CONDITIONS unless otherwise specified 2 1 Standard Testing Conditions x Warm up time t 30 min x Ambient temperature 15qC 35 qC x Ambient light 400 600 lux x Relative humidity 25 75 x Barometric pressure 860 mbar 1013 mbar x Dark room conditions 1 lux for optical measurements 2 2 Video Audio Input Signals 2 2 1 PC input signal requirem...

Page 65: ...5 kHz 25 175 MHz Industry Standard n a n a PCRES5 640 x 480 72 Hz 37 9 kHz 31 500 MHz VESA Standard VS901101 12 2 92 PCRES6 640 x 480 75 Hz 37 5 kHz 31 500 MHz VESA Standard VDMT75HZ 10 4 93 PCRES9 800 x 600 60 Hz 37 9 kHz 40 000 MHz VESA Guidelines VG900602 8 6 90 PCRES11 800 x 600 75 Hz 46 9 kHz 49 500 MHz VESA Standard VDMT75HZ 10 4 93 PCRES16 1024 x 768 60 Hz 48 4 kHz 65 000 MHz VESA Guideline...

Page 66: ...D ready logo not required but requirements to be fulfilled as Display display 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 Req ID Resolution according to VESA DMT standard Specification PC...

Page 67: ...cation Type A HDMI Video pixel rate 25 MHz to 165 MHz Type A Pixel encodings RGB 4 4 4 YCbCr 4 2 2 YCbCr 4 4 4 Audio sample rates 32 kHz 44 1 kHz 48 kHz 88 2 kHz 96kHz 176 4 kHz 192 kHz Audio channels up to 8 DDC channel Allows source to interrogate capabilities of sink I C signaling with 100 kHz clock E EDID data structure according to EIA CEA 861B and VESA Enhanced EDID Content protection Accord...

Page 68: ... 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 36 38 31 58 55 00 3C EDID content for HDMI 00 FF FF FF FF FF FF 00 41 0C 06 D2 00 00 00 00 01 14 01 03 80 66 3A 78 EA B5 98 A4 53 45 99 24 0F 47 4A AD 4A 00 81 80 81 40 A9 40 81 00 D1 C0 01 01 01 01 01 01 66 21 56 AA 51 00 1E 30 46 8F 33 00 FB 3D 32 00 00 1E 00 00 00 FF 00 52 41 4B...

Page 69: ...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 4 Service mode Detailed technical specification refers to Service del...

Page 70: ...cs 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 2 6 1 Hidden controls It can t be easi...

Page 71: ...Status Power Status LED behavior Normal on Blue Standby Amber RC command Blue blinking LED Active Switch off Amber LED Not active Normal on Standby RC command Switch off Blank x RC sensor Receiver for Display control transmitter for ITV data cloning Operation Angle RC operational distance 0q for H V t 0m control from the front 30q for H V t 0m control from the front 45q for H only t 0m control fro...

Page 72: ...ation Angle RC operational distance 0q for H V t 10m control from the front 30q for H V t 10m control from the black 45q for H only t 10m control from the black x Remote Control Philips protocol Philips protocol is used for remote control communication ...

Page 73: ...BDL4681XU LCD 73 General Product Specification ...

Page 74: ...74 BDL4681XU LCD General Product Specification ...

Page 75: ...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 76: ...76 BDL4681XU LCD General Product Specification PICTURE MENU OVERVIEW ...

Page 77: ...BDL4681XU LCD 77 General Product Specification SCREEN MENU ...

Page 78: ...78 BDL4681XU LCD General Product Specification ...

Page 79: ...BDL4681XU LCD 79 General Product Specification ...

Page 80: ...80 BDL4681XU LCD General Product Specification AUDIO MENU ...

Page 81: ...BDL4681XU LCD 81 General Product Specification PIP PICTURE IN PICTURE MENU ...

Page 82: ...82 BDL4681XU LCD General Product Specification CONFIGURATION 1 MENU ...

Page 83: ...BDL4681XU LCD 83 General Product Specification CONFIGURATION 2 MENU ...

Page 84: ...84 BDL4681XU LCD General Product Specification ADVANCED OPTION MENU ...

Page 85: ...BDL4681XU LCD 85 General Product Specification ...

Page 86: ...86 BDL4681XU LCD General Product Specification ...

Page 87: ...BDL4681XU LCD 87 General Product Specification ...

Page 88: ...t line x PC input 15 pins VGA D Sub Female connector with lime green 3 5mm Mini jack audio stereo connector VGA D Sub connector pin assignment Pin Signal Assignment Pin Signal Assignment 1 Red video 2 Green video 3 Blue video 4 GND 5 GND 6 Red GND 7 Green GND 8 Blue GND 9 5V Supply from PC for DDC circuit 10 Sync GND 11 GND 12 DDC serial data 13 H sync 14 V sync 15 DDC serial clock ...

Page 89: ... in x Stereo audio output 12w at 8ohm cinch audio stereo connector for stereo audio x Speaker output 12w at 8ohm stereo output snap type connectors x RS232 DB9 RS232 male type connector 3 VISUAL PERFORMANCE 3 1 LCD Module Characteristics Vendor First Panel SEC Panel Type Number PI_LTI460AA04 Module Dimensions mm 1025 653mm W x 579 844 H Display Area H x V 1018 353 H x 572 544 V Aspect Ratio 16 9 P...

Page 90: ... Display video color Picture at full white pattern brightness at 50 and contrast at 50 The color temperature at the screen center should be CCT 9300º K 10000º K 6500º K 5800 º K x 0 283 r 0 015 0 278 r 0 015 0 313 r 0 015 0 326 r 0 015 y 0 297 r 0 015 0 291 r 0 015 0 329 r 0 015 0 342 r 0 015 z Picture centering H V 0 5 for 480i p 576i p 720p 1080i p z Over scan 3 top 3 bottom for Display 480i 576...

Page 91: ...mains is applied When POWER ON ON Display goes to On state when mains is applied When POWER ON LAST STATUS Display goes to Last status ON or STANDBY depending of the previous state of Display before power off 4 2 Picture Picture control handles the initialization of the video parameters and the recall of the video personal preferences Some video parameters can also be changed via the picture sub m...

Page 92: ...ʳ ʳ ˀ ʳ 4 5 PC Picture Auto Adjustment Function D Sub input Perfect Front Of Screen after auto adjustment Perfect FOS Full Screen w o flash unstable status at any picture When a new VGA source is detected then automatically an auto adjustment should be performed The Auto button on the remote control will act as a manual button for auto adjustment 4 6 ESP Energy Saving Programmability Limit the tim...

Page 93: ...e friendly and intelligently 4 9 Smart Power This function allows you to choose a certain level of power saving condition OFF to set the system in normal power condition MEDIUM to set the system in medium level power saving status HIGH to set the system in high level power saving status Smart Power Setting Display Brightness High 65 Medium 80 Off 90 Smart Power requirements Smart Power Level RS232...

Page 94: ...re listed Switch Default Position AC Power Switch OFF Speaker Switch Internal speaker 5 3 Last Status A variable can be classified as last status variable This means if the variable is changed it may take up to 3 seconds before the variable is stored in NVM This automatic storage mechanism is not operational when the Display is in Factory mode 5 4 Life time indication show on OSD menu to be define...

Page 95: ...3 z RCA to BNC adapter x 2 6 2 Remote Control Remote Control Type number EURT57B093 Batteries included Type number R03 B500 01S 6 3 DFU CD RO EDFU and SICP DFU English German Spanish French Italian Russian 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 ...

Page 96: ... BDL4681XU LCD General Product Specification 6 6 Others Logo nameplate Saddle Main Switch Cover 7 MECHANICAL 7 1 Cosmetic Qisda ID 7 2 Mechanical Data Files Provide mechanical drawings with key dimensions ...

Page 97: ...BDL4681XU LCD 97 General Product Specification ...

Page 98: ...4681XU LCD General Product Specification 7 3 Location of Philips Logo 7 4 Location of Icons 7 5 Color for Resin Paint Black 30 gloss front Silver brush gloss decoration part Stealth Black in mould back cover ...

Page 99: ... 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 for...

Page 100: ...ion with stand 1026 x 581 x 133mm x Packed unit dimension carton 1190x 754 x 290mm x Net weight with stand 30kg x Gross weight 32 5kg 7 16 Transportation Packaging and wrapping shall be sufficient to protect the product against damage or loss during shipment from the supplier to the destination specified in the purchase order All packaging materials are subject to test and evaluation per XTN 0009 ...

Page 101: ...iple 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 Loading x Air shipment 4 x Sea container 20 pallet slip sheet 62 x Sea con...

Page 102: ...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 4000m 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 103: ...ctives 2006 95 EC Declaration of Conformity MMD Yes E European Electromagnetic Compatibility Directive 2004 108 EC EN55022 2006 A1 2007 EN55024 1998 A1 2001 A2 2003 EN61000 3 2 2006 EN61000 3 3 1995 A1 2001 A2 2005 EN55020 EMC CE test report Supplier Yes EUROPE O EUP Directive 2005 32 EC Energy Saving EUP Supplier Yes Sa EN60950 1 2001 or EN60950 1 2006 S PZ1 certificate Yes E EN55022 EN55024 IEC6...

Page 104: ...ty E Electromagnetic Compatibility O Other which including recycling energy saving ergonomics GreenMark X X Ray Remark 1 Supplier to provide all approbation documents samples before CR 2 Supplier to pay approbation samples and transportation cost 3 Supplier to pay Switzerland approbation cost and provide EN62311 report 4 AC DC adaptor have to meet California Energy Commission requirement 5 Supplie...

Page 105: ...t is the responsibility of the supplier to provide related documentation 10 DQE Test Items Template Product Release Test DQE DQA The objective of Design Quality Assurance process is to define the activities to be taken by concerning within the Product Creation Process to manage the quality and reliability of products in a more coherent and systematic approach The scope of Design Quality Assurance ...

Page 106: ...ion shall be initiated by MMD and supported by concerned engineering department such as E M S Safety Approbation Group and DQE before RFQ It must be updated in each product creation milestone DQE engineers will be responsible to make product quality and reliability definition based on the product characteristics and requirements ...

Page 107: ... PVT Test Item EVT DVT EVT PVT PVT 1 Front of screen tests ʳ ʳ 1 1 Brightness Contrast ʳ ʳ ʳ ʳ ʳ ʳ 1 1 1 Brightness control range ʳ v 1 v 1 1 1 2 Contrast control range ʳ v 1 v 1 1 1 3 Luminance uniformity ʳ v 2 v 1 1 1 4 Luminance transition ʳ v 1 v 1 1 1 5 Contrast ratio ʳ v 1 v 1 1 1 6 Luminance full white ʳ v 1 v 1 1 1 7 Dimming range ʳ v 1 ʳ ʳ 1 1 8 Contrast vs viewing angles ʳ v 1 ʳ ʳ 1 1 9 ...

Page 108: ...th magnetic sensitivity ʳ ʳ ʳ ʳ ʳ No need 1 3 18 Local dooming ʳ ʳ ʳ ʳ ʳ No need 1 3 19 MANNHEIM effect ʳ ʳ ʳ ʳ ʳ No 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...

Page 109: ...us ʳ v N A ʳ ʳ 3 5 AFC catch in and holding range ʳ v N A ʳ ʳ 3 6 AGC overload ʳ v N A ʳ ʳ 3 7 Tuner IF parameter ʳ v N A ʳ ʳ 3 8 Amplitude response to modulation frequency ʳ v N A ʳ ʳ 3 9 Group delay of Luma ʳ v N A ʳ ʳ 3 10 Amplitude and Group delay of chroma ʳ v N A ʳ ʳ 3 11 Frequency stability vs AFC ʳ v N A ʳ ʳ 3 12 Local oscillator leakage ʳ v N A ʳ ʳ 3 13 Maximum usable multiple RF input si...

Page 110: ...ase 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 CCFL strike voltage and time ʳ v 1 ʳ ʳ ʳ 5 Software and OSD Tests ʳ ʳ ʳ ʳ ʳ ...

Page 111: ...v 1 v 1 5 34 Zoom Function ʳ v 1 v 1 5 35 Extra function key ʳ v N A v N A 5 36 BDS Serial Xpress communication test ʳ v N A v N A 6 Design Quality and Reliability tests ʳ ʳ ʳ ʳ ʳ 6 1 Component derating ʳ v ʳ ʳ 1 6 2 Thermal stress v v 1 ʳ ʳ 6 3 Capacitor stress check ʳ v 1 ʳ ʳ 6 4 Capacitor life calculation ʳ v 1 ʳ ʳ 6 5 DPMS cycling ʳ v 1 v 1 6 6 Power DPMS cycling ʳ v 1 ʳ ʳ 6 7 Power off on int...

Page 112: ...0 2 Stand base warpage ʳ v N A v N A 8 10 3 Positioning slant assembly ʳ v N A v N A 8 10 4 Stability floor stand base ʳ v N A ʳ ʳ 8 10 5 Stability tilt over ʳ v N A ʳ ʳ 8 10 6 Bump test for set 7kg ʳ v N A ʳ ʳ 8 10 7 Wobbling test mainbody vs standbase ʳ v N A ʳ ʳ 8 10 8 Stand loading strength ʳ v 1 ʳ ʳ 8 10 9 Hinge cycling test foldable set ʳ v N A ʳ ʳ 8 10 10 Stand base feet assembly moving and...

Page 113: ...Hz 46 9 kHz 49 500 MHz VESA Standard VDMT75HZ 10 4 93 PCRES16 1024 x 768 60 Hz 48 4 kHz 65 000 MHz VESA 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 VDMT...

Page 114: ...z 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 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 VDMTR...

Page 115: ...ʳ Serial Port for Remote Management 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 S...

Page 116: ...sign quality and reliability review is required whenever a new product is starting to be created from supplier in either electrical or mechanical parts During design and evaluation phase detailed 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 an...

Page 117: ...keep the reports traceable 10 6 Design quality review and validation evaluation process DQE will performs review and validation on the reports and activities 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 Desi...

Page 118: ...Exploded View BDL4681XU 118 BDL4681XU LCD ...

Page 119: ...0WF01 001 V V V 12 SPK 2 2C 40WF0 001 V V V Packing Styling Model BDL4681XU 00 CN BDL4681XU 00 EU BDL4681XU 00 NA Packing Styling location Description PCM code SEC SEC SEC 100 CUSHION TOP RIGHT 4G 15T01 001 V V V 101 CUSHION TOP LEFT 4G 15T02 001 V V V 110 CUSHION BOTTOM RIGHT 4G 15T03 001 V V V 111 CUSHION BOTTOM LEFT 4G 15T04 001 V V V 120 CARTON TOP 4D 15T02 001 V V V 121 CARTON BOTTOM 4D 15T01...

Page 120: ... MI EP46SF1 3 5D 0RC07 011 PCBA PWR BD 300W UP3003 01AG 4 5E 0VE10 001 PCBA KEYPAD BD MI WP08SF0 5 5E 0WF05 011 PCBA AUDIO BD MI EP65SF0 6 5E 0WF11 011 PCBA IR BD MI 9PIN EP65SF0 7 5E 0WF31 011 PCBA TRANSFER BD MI 9P EP65SF0 8 5E 0WF32 001 PCBA SWITCH BD MI EP65SF0 9 5D 0RK16 021 PCBA VIDEO BD CCM V05 GP46 120 BDL4681XU LCD ...

Page 121: ... 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 122: ... 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 123: ... fail 2 Check keypad board NG or OK No Back light on 1 Check wire cable connection between main board and keypad 2 Check VCC 5V in No Yes OSD image ok Function ok No Check J24 LVDS cable connection No Check every PCBA board function Yes Yes Check wire cable connection between back light and power board No Input signal display Check input cable Audio ok No 1 Check audio input cable connection 2 Che...

Page 124: ... 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 125: ...nd MCU_TX is normal Check J22 pin RX and TX is normal No Check U28 pin19 is high Yes No Yes No No KHFN FDEOH RU WUDFH Check control pin RS232_SHDN status default high 1 Check control pin RS232_TXEN status default high 2 Check R213 or R214 is mouted 1 Check U28 soldering or to change a new chip Yes ...

Page 126: ...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 127: ... No PC input No DVI input No HDMI input No S Video input No CVBS1 input No CVBS2 input 1 Check J10 pin14 and R412 2 Check U18 U20 R124 R134 1 Check P5V P2V5 P3V3 P1V8 2 Check J25 PWRBD_ON and LCD_BRT_CTRL Signal 1 Check J8 soldering 2 Check U8 U10 U20 R124 R134 1 Check J31 soldering 2 Check L2 L3 R1 R3 1 Check J31 soldering 2 Check L1 R2 R483 1 Check J30 soldering 2 Check L4 R9 R490 ...

Page 128: ...5 operation normal DVI or HDMI picture display abnormal Check C96 is mounted N C is normal IR function fail Check cable or change another IR board Detect ambient light function fail Check cable or change another IR board Scheduling function fail Check Y4 waveform or U35 is operation normal DVI repeat output no signal Check U21 operation normal ...

Page 129: ...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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