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Philips 227E3LHSU/00, Service Manual

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Philips 227E3LHSU/00 Service Manual Download Page 62

 

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62   Meridian 3 

 

 

<-Standard Timing Identification: -> 

     1920 x 1080 @ 60Hz 

     1280 x 1024 @ 60Hz 

     1440 x 900 @ 75Hz 

     1440 x 900 @ 60Hz 

     1680 x 1050 @ 60Hz 

 

 

<-Detailed Timing Descriptions: -> 

   Detailed Timing: 1920x1080 @ 60Hz 

   FF (Monitor SN): 1324698703124 

   FC (Monitor Name): 227ELH 

   FD (Monitor Limits):   

     Min. V. rate:  56 Hz 

     Max. V. rate:  76 Hz 

     Min. H. rate:  30 KHz 

     Max. H. rate:  83 KHz 

     Max. P Clock:  170 MHz 

 

 

 

     Extension Flag:  01 

   Block0 Checksum:  63 

   

   

------------------------------------------------------- 

Block 1: 

   

     Extended Block Type: CEA 861B 

     Detailed Timing Blocks start at Byte: 22 

     DTV Underscan YES 

     DTV Basic Audio YES 

     YCbCr (4:4:4) YES 

     YCbCr (4:2:2) YES 

 

<-Video Short Block Description: -> 

     640 x 480 P 59.94/60Hz 4:3      

     720 x 480 P 59.94/60Hz 4:3      

     720 x 480 P 59.94/60Hz 16:9      

     1920 x 1080 I 59.94/60Hz 16:9     

Summary of Contents for 227E3LHSU/00

Page 1: ... Key Board 35 7 6 LED Board 35 8 Wiring Diagram 36 9 Scaler Board Overview 38 10 Mechanical Instructions 39 11 Repair Flow Chart 41 12 ISP Instructions 45 13 DDC Instructions 52 14 White Balance Luminance Adjustment 72 15 Monitor Exploded View 74 16 Recommended Spare Parts List 76 17 Different Parts List 84 18 General Product Specification 87 SAFETY NOTICE ANY PERSON ATTEMPTING TO SERVICE THIS CHA...

Page 2: ...raft Version A01 May 18 2011 Update BOM for 227E3LPHSU 00 and 227E3LPHSU 69 A02 Jul 11 2011 Update BOM for 227E3LHSU 69 227E3LHSU 93 and 227E3LPHSU 94 A03 Aug 15 2011 Update BOM for 227E3LPHSU 27 A04 Dec 22 2011 Update BOM for 227E3LHSU 96 and 227E3LPHSU 96 A05 Sep 28 2012 Update BOM for 227E3LHSU 00 ...

Page 3: ...time If your power cord is missing please contact with your local service center Please refer to Customer Care Consumer Information Center y Do not subject the monitor to severe vibration or high impact conditions during operation y Do not knock or drop the monitor during operation or transportation Maintenance y To protect your monitor from possible damage do not put excessive pressure on the LCD...

Page 4: ...he power has been switched off Warning Severe burn in or after image or ghost image symptoms will not disappear and cannot be repaired The damage mentioned above is not covered under your warranty Service y The casing cover should be opened only by qualified service personnel y If there is any need for any document for repair or integration please contact with your local service center Please refe...

Page 5: ...onnectivity Signal Input DVI Digital VGA Analog HDMI Input Signal Separate Sync Sync on Green Convenience User Convenience 227E3LH 227E3LPH OSD Languages English French German Spanish Italian Russian Simplified Chinese Portuguese Turkish Other convenience Kensington lock Plug Play Compatibility DDC CI sRGB Windows 7 Vista XP Mac OSX Linux Stand Tilt 5 20 Power On mode 227E3LH 21 8W typ 27W max 227...

Page 6: ...and 4 01 kg Product without Stand 3 47 kg Product with Packaging 4 17 kg Operating Condition Temperature Range operation 0 C to 40 C Temperature Range storage 20 C to 60 C Relative Humidity 20 to 80 Altitude operation 120 000 ft 3 658 m Non operation 40 000ft 12 192 m MTBF 30 000hrs Environmental ROHS YES EPEAT Silver www epeat net Packaging 100 recyclable Compliance and standards Regulatory Appro...

Page 7: ...e flat panel control logic brightness control logic and DDC The power board will provide AC to DC inverter voltage to drive the backlight of panel and the scaler board chips each voltage Monitor Bock Diagram Power Board Include Converter board LED panel Scaler Board Include Audio HDMI DVI D D SUB LED Drive Key Board LED Board Video signal DDC HOST Computer AC IN 90 264 V IR Boards For 227E3LPH Hea...

Page 8: ...1 Switch monitor s power ON and OFF 2 Access the OSD menu 3 Ż Return to previous OSD level 4 Adjust the speaker volume 5 Ÿ ź Adjust the OSD menu 6 Change the signal input source 7 SmartImage Lite There are three modes to be selected Standard Internet and Game 227E3LPH 1 Switch monitor s power ON and OFF 2 Access the OSD menu 3 Ż Return to previous OSD level 4 SENSOR Power sensor 5 Ÿ ź Adjust the O...

Page 9: ... your computer and your monitor into a nearby outlet 5 Turn on your computer and monitor If the monitor displays an image installation is complete Install the base stand 1 Place the monitor face down on soft and smooth surface taking care to avoid scratching or damaging the screen 2 Hold the base stand with both hands and firmly insert the base stand into the base column 1 Gently attach the base t...

Page 10: ...D shown above users can press źŸ buttons at the front bezel of the monitor to move the cursor OK to confirm the choice or change To Lock Unlock OSD function User Mode The OSD function can be locked by pressing MENU button for more than 6 seconds Locked OSD function can be released by pressing MENU button for more than 6 seconds again The OSD tree Below is an overall view of the structure of the On...

Page 11: ...C data 8 No Connect 9 T M D S data1 10 T M D S data1 11 T M D S data1 shield 12 No Connect 13 No Connect 14 5V Power 15 Ground for 5V 16 Hot plug detect 17 T M D S data0 18 T M D S data0 19 T M D S data0 shield 20 No Connect 21 No Connect 22 T M D S clock shield 23 T M D S clock 24 T M D S clock HDMI Connector Pin No Signal Name 1 TMDS data 2 2 TMDS data 2 Shield 3 TMDS data 2 4 TMDS data 1 5 TMDS...

Page 12: ...ease notice that your display works best at native resolution of 1920 x 1080 60Hz For best display quality please follow this resolution recommendation Power Management Definition Power Management Definition VESA Mode Video H S ync V S ync Power Used LED Color Active ON Yes Ye s 21 8W typ White Sleep OFF No NO 0 5W typ White Blink Switch off OFF 0 5W typ OFF The following setup is used to measure ...

Page 13: ...id worldwide Pixels and Sub pixels A pixel or picture element is composed of three sub pixels in the primary colors of red green and blue Many pixels together form an image When all sub pixels of pixel are lit the three colored sub pixels together appear as a single white pixel When all are dark the three colored sub pixels together appear as a signal black pixel Other combinations of lit and dark...

Page 14: ... monitor must have pixel or sub pixel defects exceeding the tolerances listed in the following tables Bright Dot Defects Acceptable level 1 lit subpixel 3 2 adjacent lit subpixels 1 3 adjacent lit subpixels one white pixel 0 Distance between two bright dot defects 15mm Total bright dot defects of all types 3 Black Dot Defects Acceptable level 1 dark subpixel 5 or fewer 2 adjacent dark subpixels 2 ...

Page 15: ...rizer has bubbles Foreign material inside polarizer It shows liner or dot shape Concentric circle formed Bottom back light of LCD is brighter than normal Back light un uniformity Backlight has foreign material Black or white color liner or circular type Quick reference for failure mode of LCD panel this page presents problems that could be made by LCD panel It is not necessary to repair circuit bo...

Page 16: ...HDMI1 CEC_CTRL HDMI1_HPD DDC_WP 5V_SB 5V_SB 06 AUDIO 6 AUDIO Volume Mute AOUT_R AOUT_L AIN_L AIN_R 5V_SB Audio_SD HDMI1_ 5V 04 SCALER 4 SCALER RIN GNDR GIN GNDG BIN GNDB HSY NC VSY NC DDCA_SDA DDCA_SCL DVI_SCL DVI_SDA RX0 RX0 RX1 RX1 RX2 RX2 RXC RXC DET_VGAI DET_DVII DDC_WP HDMI1_D2 HDMI1_D2 HDMI1_D1 HDMI1_D1 HDMI1_D0 HDMI1_CK HDMI1_CK HDMI1_D0 HDMI1_SDA HDMI1_SCL DET_HDMI1 CEC_CTRL HDMI1_HPD DDC_...

Page 17: ...750RGR IC901 Transformer T901 AC input 16V 5V Bridge Rectifier and Filter Feedback Circuit Rectifier Diodes Photocoupler IC902 ENA Feedback Circuit LED Bar Boost Circuit 12V OVP Circuit Setup up Controller TA9690GN IC801 DIM Start Resistor R905 R908 R909 Q901 ...

Page 18: ...1 NC 100N16V FB105 300OHM GNDB 5 C122 NC 100N16V ADC4 RX0 5 DET_DVII 5 ESD_DVI ZD101 NC RLZ5 6B R142 10R 1 16W 5 DET_VGAI 5 DDC_WP 5 5V_SB 4 5 7 8 SCL_DVI DET_DVI RED R129 1K 1 16W 5 PE0 VGA5V DET_VGA R115 10K 1 16W 5 FB103 19 OHM 500mA 1 2 RX1 5 C110 47nF 16V R103 100R 1 16W 5 R120 2K2 1 16W 5 R111 100R 1 16W 5 U103 AOZ8902CIL 1 2 3 4 5 6 CH1 VN CH2 CH3 VP CH4 R118 100R 1 16W 5 R110 100R 1 16W 5 ...

Page 19: ...MI1 CK HDMI1 D2 HDMI1_SDA 5 HDMI1_D2 5 HDMI1 D1 HDMI1_ 5V C120 220N16V HDMI1_SCL 5 HDMI1 D0 HDMI1 D0 HDMI1 D0 HDMI1 D2 HDMI1 D1 HDMI1 D2 CEC3 HDMI1 CK HDMI1 D2 R161 10K 1 16W 5 U110 AOZ8804DI 1 2 3 4 5 6 7 8 9 10 CH1 CH2 VN CH3 CH4 NC NC VN NC NC HDMI1_D1 5 HDMI_HOTPLUG D103 BAT54C 1 3 2 HDMI1 D1 CN501 HDMI 20 21 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 22 23 24 TH1 TH2 D2 D2 Shield D2 D1 D...

Page 20: ... GIN1 GIN1 RIN1 RIN1 ADC_1V8 ADC_VDD BIN0 BIN0 GIN0 GIN0 RIN0 RIN0 HSYNCI2 VSY NCI2 HSYNCI1 VSY NCI1 TOUTP DGND PB4 DDC_SCL0 PB5 DDC_SDA0 PB6 DDC_SCL1 PB7 DDC_SDA1 P30 RXD P31 TXD SPDIF PB0 ADC0 INTE0 PB1 ADC1 INTE1 PB2 ADC2 INTE2 PB3 ADC3 INTE3 PE2 PWMA DBC0 CVDD DVDD AUDIO_VDD AUDIO_GND I2S3 AIN1_R I2S2 AIN1_L I2S1 AIN0_R I2S0 AIN0_L WD SCK AOUT_R MCLK AOUT_L AUDIO_BYPASS DGND PC4 PWM8 PC2 PWM6 ...

Page 21: ...DA LVB2P RXEC LT SDA 5 RXE1 PB4 RXE0 CN408 CONN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 LVBCKM PA 0 9 PA 0 9 5 RXE0 RXE2 LVB3P LVA3P PB6 PB3 RXEC RXOC RXEC LVA3M LT SCL RXEC RXO3 RXO0 LVACKP RXE2 PB0 LT SCL LT SCL LT SDA PA1 RXE3 LVA1P PA0 RXOC RXO2 PA9 LVBCKP PA4 RXE2 PB5 RXO0 RXE1 LT SCL 5 LVB3M PB8 LVA1M RXE3 LVB2P FB408 120 OHM 1 2 RXE0 PB 0 9 LVACKM PB...

Page 22: ...V R613 NC 0R05 1 10W 5V_AUDIO OUT L C620 220uF 16V AOUT_R 5 C606 NC 1uF 10V R Q603 LMBT3906LT1G 1 2 3 G 1 R601 10K 1 16W 5 C630 220nF 10V OUT R OUTL C615 NC 220pF 50V VOL C601 220uF 16V C621 0 1UF 16V 5V_AUDIO C614 1uF 10V 5V_AUDIO C631 220nF 10V Audio_SD 5 5V_AUDIO OUT R OUT R 5V_AUDIO AIN_L R615 NC 750R 1 10W 5 SE Line Ear H Headphone L Class D AMP ZD604 NC MLVS0603M04 1 2 C616 NC 220pF 50V OUTR...

Page 23: ...5 on_BACKLIGHT 5 Volume R710 4 7 OHM 5 2WS C717 220N16V PB2 U704 AP2114D 1 8TRG1 3 2 1 VIN VOUT GND 5V_SB R702 1K 1 16W 5 R723 10K 1 16W 5 5V_SB PB1 PWMB VCC1 8 C705 100N16V U702 G1117 33T43UF 1 2 3 ADJ GND VOUT TAB VIN C708 100N16V VLCD VCC3 3 Q702 LMBT3904LT1G C712 100N16V VCC3 3 U703 NC G1117 18T63Uf 3 2 1 4 VI VO GND 4 ON OFF C715 100N16V CN701 CONN 1 2 3 4 5 6 7 8 9 Q705 AO4449 7A 30V 1 2 3 4...

Page 24: ...6 47UF 35V C9 23 0 1u F 5 0V R903 100KOHM 5 2WS R930 NC R933 510OHM 5 1 8W CN904 CONN 1 2 3 C905 0 22UF275V C9 10 680 uF 10 V T901 POWER X FMR 1 2 3 5 4 6 8 9 10 R9 16 1 5M 1 4W IC901 LD7750RGR 1 2 3 4 5 6 8 OTP COMP CS GNDOUT VCC HV C903 47uF M 450V R911 22 OHM 1 4W R909 6 8K 1 4W 16V 16V 1 5A C911 470uF 16V Rin D902 PS1010R D904 1N4148 B4006 R908 6 8K 1 4W D905 PS1010R R931 100KOHM 5 1 8W L903 C...

Page 25: ...8 R806 10K 1 10W 5 R839 0R05OHM1 8W R815 NC ZD801 SK310B R801 0 30 OHM 1 1 4W R822 1M 1 8W 5 R845 100 OHM 1 10W R842 NC Q801 P8008HV 1 2 3 4 5 6 7 8 S2 G2 S1 G1 D1 D1 D2 D2 C806 2U2 25V R833 NC C815 0 1uF 50V R829 1R 1 8W 5 L801 47uH R853 NC R827 NC R836 NC R814 10 OHM 1 10W ENA R809 100K 1 10W 5 CN803 NC 1 2 3 4 5 6 7 8 9 10 11 12 DIM R844 NC R832 0R05 7A 1 4W R835 NC R810 1K 1 10W 5 R834 NC R807...

Page 26: ...ne Board 715G4909T01000004S Remark Parts position can be searched by using FIND function in PDF GND Earphone_Det Earphone_Det CN007 PHONE JACK 1 2 3 5 4 Headset_R Ear phone CN006 CONN 1 2 3 4 5 6 7 Headset_L Headset_R Headset_L ...

Page 27: ...R Board only for 227E3LPH 715G4595R01000001S Remark Parts position can be searched by using FIND function in PDF IR_RX 1 VCC R065 100R 1 8W 5 C059 100N 50V CN053 CONN 1 2 3 IR_RX 1 U053 KSM 603TM2M 1 2 3 VOUT GND VCC VCC ...

Page 28: ...IN1 T1G P1B OSC2 CLKOUT GP3 T1G MCLR VPP GP2 AN2 T0CKI INT COUT CCP1 P1A GP1 AN1 CIN0 VREF ICSPCLK GP0 AN0 CIN P1B ICSPDAT VSS R063 1K 1 16W 5 ZD053 NC UDZSNP5 6B 1 2 R059 100K 1 16W 5 Q053 SST2222A CN052 CONN 1 2 3 4 5 6 7 PS_OUTPUT R053 33R 1 8W 5 PS_OUTPUT R065 1K 1 16W R055 10K 1 16W 5 VCC PS_DISTANCE C056 100N 16V IR_RX PS_ON PS_DISTANCE C052 100N 16V R052 33R 1 8W 5 IR_RX C058 100N 16V C055 ...

Page 29: ...P1 1 VSS GP1 2 GP1 3 GP1 4 XRES GP0 2 VDD GP0 3 CSInt GP0 4 LEFT Button_2 VCC KEY1 R002 560R 1 16W 5 ZD002 NC UDZSNP5 6B 1 2 I2C_SCL GND Button_3 T01 4 Button_3 T02 R003 560R 1 16W 5 C001 1000pF 50V MENU Button_4 I2C_SDA NC Button_5 RIGHT POWER KEY 3 T05 Button_2 T03 I2C SDA R006 680OHM 5 1 10W LED R LED_White INPUT R004 560R 1 16W 5 I2C_SDA LEFT Button_5 Buttons GND C003 100N 16V R001 560R 1 16W ...

Page 30: ... 30 Meridian 3 6 6 LED Board 715G4864T01000004F Remark Parts position can be searched by using FIND function in PDF LED001 LED 2 1 CN002 CONN 1 2 3 4 5 6 LED_white ...

Page 31: ...408 R134 R136 R137 R138 R139 R140 R142 R449 R419 R430 R403 R448 R456 R440 R409 R122 R421 R424 R401 R435 R432 R426 R439 R609 R618 R610 R620 R611 R612 R701 R702 R704 R705 R438 R416 R443 R141 R433 R434 R436 R437 R458 R719 R125 R126 R128 R129 R130 R133 R127 R135 R459 R153 R154 R155 R156 R157 R158 R159 R431 R450 R752 R717 R721 R722 R723 R602 R631 R603 R132 R404 R405 R753 R407 R411 R754 R101 R414 R415 R...

Page 32: ... J801 J802 J805 C816 FB802 L801 CN904 GND2 L901 CN901 J915 J916 J917 J804 J803 D904 J914 C900 C920 C921 C907 C908 C927 C902A C903A C903 C902 C910 C911 C916 C809 C801 C901 C912 C913 C915 C917 C919 C922 C923 C924 C925 C926 C929 C934 R901 R902 R905 R908 R909 R910 R911 R912 R913 R914 R915 R916 R917 R918 R920 R921 R923 R924 R926 R927 R928 R929 R930 R931 R933 R934 R937 R938 R939 C802 C810 C811 C812 C813...

Page 33: ...33 Meridian 3 Converter 715G4220P01000004L Remark Parts position can be searched by using FIND function in PDF ...

Page 34: ...715G4595R01000001S Remark Parts position can be searched by using FIND function in PDF CN053 U053 C059 R065 715G4813T01000004S Remark Parts position can be searched by using FIND function in PDF C052 C053 R065 R055 ZD052 ZD053 ZD054 C051 CN052 CN051 C059 Q053 R052 R053 C054 C055 C056 C057 C058 LED051 R054 R056 R057 R058 R059 R062 R063 R064 U051 U052 Q052 R066 Q051 ...

Page 35: ...ts position can be searched by using FIND function in PDF C002 CN001 R006 ZD002 ZD004 T01 T02 T03 T04 T05 U001 C001 C003 R001 R002 R003 R004 R005 7 6 LED Board 715G4864T01000004F Remark Parts position can be searched by using FIND function in PDF LED001 CN002 ...

Page 36: ...ing Diagram 227E3LH Panel Power Board Converter Board Scaler Board Scaler CN901 CN801 CN802 CN804 CN902 1 7 CN501 CN102 CN101 CN701 1 9 CN404 1 7 CN408 CN602 1 5 CN002 LED Board CN001 Key Board CN006 Headphone Board CN007 ...

Page 37: ... Board Converter Board Scaler Board Scaler CN901 CN801 CN802 CN804 CN902 1 7 CN501 CN102 CN101 CN701 1 9 CN404 1 7 CN408 CN411 1 5 CN602 1 5 CN002 LED Board IR Board CN053 CN001 Key Board IR Board CN052 CN006 Headphone Board CN007 CN051 ...

Page 38: ... 38 Meridian 3 9 Scaler Board Overview Scaler IC DC DC Flash ROM DVI EEPROM VGA EEPROM FFC Connector Audio HDMI EEPROM ...

Page 39: ...stand base ASSY 1 Place the monitor face on a safe surface and remove the COVER HINGE 2 Remove the four screws to remove the stand base ASSY from the monitor Step 2 Remove the rear cover 1 Open the latches and along the red arrowhead direction as the picture to open other latches 2 Disconnect the cable and remove the one screw to remove the Headphone Board ...

Page 40: ...remove the key board and LED board Step 4 Remove the mainframe 1 Disconnect the FFC cable 2 Disconnect the lamp cable Step 5 Remove the boards 1 Remove the five screws that secure the connectors 2 Remove the eight screws to remove the power board and scaler board from the main frame 3 Disconnect all the connectors ...

Page 41: ...tightened Check Power On Off is On Re plug the power cable Replace main board and check connections Check the LED indicator is OK Check the AC power Replace the power board and check connections OK NG OK NG NG Turn on the Power On Off switch Replace key board and check connections NG ...

Page 42: ...ED White Press the power button is OK Check the FFC cable or panel The end NG OK OK NG Replace the main board Replace the power board and connection Replace the FFC cable or panel NG The end Replace the key board NG OK Replace the main board and connection OK ...

Page 43: ...factory mode Set to the optimal frequency select the recommended frequency Pull out signal cable and check Self Test Feature Check is ok Check the signal cable and the PC Readjust the phase and pixel clock in the user mode Replace the main board Replace the panel NG NG NG OK NG NG OK The end OK NG ...

Page 44: ...r Color shift Replace the signal cable Pull out the signal cable and check the screen color display is normal The end Replace the signal cable or PC Reset the factory mode In the user mode set the color settings until customer satisfy Replace the main board NG OK NG OK NG ...

Page 45: ...SB port driver and ISP tool EasyWrite V2011 exe 4 ISP JIG 715GT089 B C x1 5 Power cable x 2 VGA cable x1 USB cable x 1 6 The monitor and the new software 12 1 Connection 12 2 Install the USB driver When insert the USB cable to PC USB port will pop up a Hardware Wizard to help you install the USB driver if you use this ISP board first time You can install it successfully as the below instruction st...

Page 46: ... 46 Meridian 3 Click Finish to complete the USB serial port driver installation ...

Page 47: ...47 Meridian 3 12 3 Install the ISP tool and run it 1 Double click to install ISP program 2 Double click to run the ISP tool 3 Set the parameters to restore the HDCP key 1 2 3 ...

Page 48: ... 48 Meridian 3 4 Setup ISP tool Click Setup ISP tool to open the configuration window 5 Configuration for ISP tool Tick FTDI 1 2 1 2 3 ...

Page 49: ...49 Meridian 3 6 Load the F W you want to upgrade 7 Start to program Click Auto to start programming 1 2 3 ...

Page 50: ...re version 1 Connect the video source and power off the monitor 2 Press and buttons at the same time power on the monitor and then press the menu again the picture will appear on the top left corner 3 Select the Factory and press the MENU button to enter the factory mode 4 Please do Auto Color in factory menu after change main board and upgrade F W 5 Power off to exit the factory mode ...

Page 51: ...oubleshooting When can t upgrade please retry below several ways to upgrade 1 When the tool appears erase error you can change another version tool to try 2 The program must be in the monitor standby state while the fail communication with monitor might result the monitor power off In this situation you may AC off the monitor for a while and then AC on to retry Maybe the defect will be cured 3 Cha...

Page 52: ...be re programmed 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 1 An i486 or above personal computer or compatible 2 Microsoft operation system Windows 95 98 2000 XP 3 LPT port driver PORT95NT exe and EDID tool HDMISinglePort exe 4 EDID JIG 7...

Page 53: ...t 2 Put the EDID data and config ini files into one folder named Philips 227E3LPH 3 Copy the folder named Philips 227E3LPH to the DDC folder It must be DDC instead of other names and put the DDC folder and HDMISinglePort exe into the same folder 13 4 The process of writing EDID and SN 1 Double click the icon to open the tool ...

Page 54: ... 54 Meridian 3 2 Choose the Analog DVI and click Loadfile to set the parameters as the below picture 3 Click the Next to load the EDID file ...

Page 55: ...4 Select the Philips 227elph and then click OK the tool will read the EDID information 5 Choose the Only connect HDMI and Write SN and key in the 14 digital S N that must be the same as the S N in the monitor barcode ...

Page 56: ...PASS and HDMI PASS The EDID and SN writing process are finished 13 5 Check the SN 1 Connect the video source and power on monitor 2 Press the MENU button to enter the user menu and then check the 14 digital SN 3 If this SN number is the same as what we had written by EDID tool the EDID and SN writing is completed finally ...

Page 57: ...0 00 00 00 FD 70 00 38 4C 1E 53 11 00 0A 20 20 20 20 20 20 00 76 EDID Structure Version Revision 01 03 Vendor Product Identification ID Manufacturer Name PHL ID Product Code C07B ID Serial Number 703124 Week of Manufacture 52 Year of Manufacture 2010 Basic Display Parameters Features Video i p definition Analog Max H Image Size 48cm Max V Image Size 27cm Display Gamma 2 2 Color Characteristics Rx ...

Page 58: ...ame 227ELH FD Monitor Limits Min V rate 56 Hz Max V rate 76 Hz Min H rate 30 KHz Max H rate 83 KHz Max P Clock 170 MHz FF Monitor SN 1324698703124 Detailed Timing 1920x1080 60Hz Extension Flag 00 Block0 Checksum 76 Digital 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F 00 00 FF FF FF FF FF FF 00 41 0C 7B C0 94 BA 0A 00 10 34 14 01 03 80 30 1B 78 2A 0A 45 A7 54 4A 99 25 20 11 50 54 BD 4B 00 D1 C0 ...

Page 59: ...acture 2010 Basic Display Parameters Features Video i p definition Digital Max H Image Size 48cm Max V Image Size 27cm Display Gamma 2 2 Color Characteristics Rx 0 652 Gx 0 291 Bx 0 146 Wx 0 313 Ry 0 328 Gy 0 600 By 0 066 Wy 0 329 Established Timings Established Timings 1 BD 720 x 400 70Hz VGA IBM 640 x 480 60Hz VGA IBM 640 x 480 67Hz Apple Mac II 640 x 480 72Hz VESA 640 x 480 75Hz VESA 800 x 600 ...

Page 60: ...0E 0F Block 0 00 00 FF FF FF FF FF FF 00 41 0C 7B C0 94 BA 0A 00 10 34 14 01 03 80 30 1B 78 2A 0A 45 A7 54 4A 99 25 20 11 50 54 BD 4B 00 D1 C0 81 80 95 0F 95 00 B3 00 30 01 01 01 01 01 01 02 3A 80 18 71 38 2D 40 58 2C 40 45 00 E0 0C 11 00 00 1E 00 00 00 FF 00 31 33 32 50 34 36 39 38 37 30 33 31 32 34 00 00 00 FC 00 32 60 32 37 45 4C 48 0A 20 20 20 20 20 20 00 00 00 FD 70 00 38 4C 1E 53 11 00 0A 20...

Page 61: ...f Manufacture 52 Year of Manufacture 2010 Basic Display Parameters Features Video i p definition Digital Max H Image Size 48cm Max V Image Size 27cm Display Gamma 2 2 Color Characteristics Rx 0 652 Gx 0 291 Bx 0 146 Wx 0 313 Ry 0 328 Gy 0 600 By 0 066 Wy 0 329 Established Timings Established Timings 1 BD 720 x 400 70Hz VGA IBM 640 x 480 60Hz VGA IBM 640 x 480 67Hz Apple Mac II 640 x 480 72Hz VESA ...

Page 62: ...ELH FD Monitor Limits Min V rate 56 Hz Max V rate 76 Hz Min H rate 30 KHz Max H rate 83 KHz Max P Clock 170 MHz Extension Flag 01 Block0 Checksum 63 Block 1 Extended Block Type CEA 861B Detailed Timing Blocks start at Byte 22 DTV Underscan YES DTV Basic Audio YES YCbCr 4 4 4 YES YCbCr 4 2 2 YES Video Short Block Description 640 x 480 P 59 94 60Hz 4 3 720 x 480 P 59 94 60Hz 4 3 720 x 480 P 59 94 60...

Page 63: ...io Bit Rate 24bit 20bit 16bit Speaker Allocation Speaker Allocation FL FR Detailed Timing Descriptions Detailed Timing Descriptions 1920x1080 60Hz H Image Size 480 mm V Image Size 268 mm Pixel Clock 148 Hz Refreshed Mode Non Interlaced Detailed Timing Descriptions 720x480 60Hz H Image Size 480 mm V Image Size 268 mm Pixel Clock 27 Hz Refreshed Mode Non Interlaced Detailed Timing Descriptions 1280x...

Page 64: ...20 00 00 00 FD 70 00 38 4C 1E 53 11 00 0A 20 20 20 20 20 20 00 47 EDID Structure Version Revision 01 03 Vendor Product Identification ID Manufacturer Name PHL ID Product Code C07A ID Serial Number 703124 Week of Manufacture 52 Year of Manufacture 2010 Basic Display Parameters Features Video i p definition Analog Max H Image Size 48cm Max V Image Size 27cm Display Gamma 2 2 Color Characteristics Rx...

Page 65: ...tandard Timing Identification 1920 x 1080 60Hz 1280 x 1024 60Hz 1440 x 900 75Hz 1440 x 900 60Hz 1680 x 1050 60Hz Detailed Timing Descriptions FC Monitor Name 227ELPH FD Monitor Limits Min V rate 56 Hz Max V rate 76 Hz Min H rate 30 KHz Max H rate 83 KHz Max P Clock 170 MHz FF Monitor SN 1324698703124 Detailed Timing 1920x1080 60Hz Extension Flag 00 Block0 Checksum 47 ...

Page 66: ... 00 38 4C 1E 53 11 00 0A 20 20 20 20 20 20 00 35 EDID Structure Version Revision 01 03 Vendor Product Identification ID Manufacturer Name PHL ID Product Code C07A ID Serial Number 703124 Week of Manufacture 52 Year of Manufacture 2010 Basic Display Parameters Features Video i p definition Digital Max H Image Size 48cm Max V Image Size 27cm Display Gamma 2 2 Color Characteristics Rx 0 652 Gx 0 291 ...

Page 67: ...ming Identification 1920 x 1080 60Hz 1280 x 1024 60Hz 1440 x 900 75Hz 1440 x 900 60Hz 1680 x 1050 60Hz Detailed Timing Descriptions FC Monitor Name 227ELPH FD Monitor Limits Min V rate 56 Hz Max V rate 76 Hz Min H rate 30 KHz Max H rate 83 KHz Max P Clock 170 MHz FF Monitor SN 1324698703124 Detailed Timing 1920x1080 60Hz Extension Flag 00 Block0 Checksum 35 ...

Page 68: ...04 23 09 17 07 83 01 00 00 65 03 0C 00 20 10 00 02 3A 80 18 71 38 2D 40 58 2C 45 00 E0 0C 30 11 00 00 1E 8C 0A D0 8A 20 E0 2D 10 10 3E 96 00 40 E0 0C 11 00 00 18 01 1D 00 72 51 D0 1E 20 6E 28 50 55 00 E0 0C 11 00 00 1E 8C 0A D0 90 20 40 31 20 60 0C 40 55 00 E0 0C 11 00 00 18 00 00 00 00 00 00 70 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 41 Block 0 EDID Structure Version Revision 01 03 Vendor Pr...

Page 69: ...8 60Hz VESA 1024 x 768 75Hz VESA 1280 x1024 75Hz VESA Established Timings 3 00 Standard Timing Identification 1920 x 1080 60Hz 1280 x 1024 60Hz 1440 x 900 75Hz 1440 x 900 60Hz 1680 x 1050 60Hz Detailed Timing Descriptions Detailed Timing 1920x1080 60Hz FF Monitor SN 1324698703124 FC Monitor Name 227ELPH FD Monitor Limits Min V rate 56 Hz Max V rate 76 Hz Min H rate 30 KHz Max H rate 83 KHz Max P C...

Page 70: ...59 94 60Hz 16 9 720 x 576 P 50Hz 4 3 720 x 576 P 50Hz 16 9 1280 x 720 P 50Hz 16 9 1920 x 1080 I 50Hz 16 9 720 1440 x 576 I 50Hz 4 3 720 1440 x 576 I 50Hz 16 9 1920 x 1080 P 50Hz 16 9 1280 x 720 P 59 94 60Hz 16 9 Audio Short Block Description Numbers of Audio Channels 2 Audio Format Description Linear PCM Audio Supported 96KHz 48KHz 44KHz 32 KHz Audio Bit Rate 24bit 20bit 16bit Speaker Allocation S...

Page 71: ...Hz Refreshed Mode Non Interlaced Detailed Timing Descriptions 1280x720 60Hz H Image Size 480 mm V Image Size 268 mm Pixel Clock 74 Hz Refreshed Mode Non Interlaced Detailed Timing Descriptions 720x576 50Hz H Image Size 480 mm V Image Size 268 mm Pixel Clock 27 Hz Refreshed Mode Non Interlaced Block1 Checksum 41 ...

Page 72: ...ment Preparation before adjustment a Monitor should be warmed up for more than half an hour b Make sure that the tools are connected right and drive programs have been installed OK 4 Adjustment process a Press the power of CA 210 shut off the lens press 0 Cal and open the lens after analyzer reset b Open white balance adjustment program select the right parameter according with the program and cli...

Page 73: ...500K 6500K sRGB sRGB 5000K x 0 270 0 02 0 283 0 02 0 291 0 02 0 298 0 02 0 313 0 02 0 313 0 02 0 345 0 02 y 0 281 0 02 0 297 0 02 0 306 0 02 0 314 0 02 0 329 0 02 0 329 0 02 0 357 0 02 6 How to enter into the factory mode 1 Connect the video source and power off the monitor 2 Press and buttons at the same time power on the monitor and then press the menu again the picture will appear on the top le...

Page 74: ... 74 Meridian 3 15 Monitor Exploded View ...

Page 75: ...75 Meridian 2 ...

Page 76: ...WA Uph1 CMI 10 FQ105 A34G2575AFL 5B0100 REAR COVER L215WA Uph1 LGD 11 FQ110 A37G0251011 HINGE 21 5 12 FQ112 A34G2576AFL 1B0100 STAND 13 FQ109 A34G2577AFL 1B0100 BASE L215WA s1 E08904 089G 17356C553 AUDIO CABLE 1800MM E08902 089G 725HAA 2G D SUB CABLE 1500MM FQ304 089G179J30N576 FFC CABLE 30P 195mm P1 0MM E08901 089G404A15N IS AC POWER CORD 1500 U402 100GPNGI00BNT1 MCU ASSY 056G2233 11 CMI U402 100...

Page 77: ...1M0130 BEZEL L215WA Uph1 FQ105 A34G2575AFL 5B0130 REAR COVER L215WA Uph1 FQ109 A34G2577AFL 1B0120 BASE L215WA s1 FQ206 Q41G78S181343A QSG 227E3LH M3227ELHQ1T FQ202 Q44GB068813 2A CARTON FQ212 Q45G 88609197 EPE BAG FQ204 Q70G22C181311A CD MANUAL 227E3 M3227E1T FQ201 Q40G 22N81333A rating label for 227E3L CHINA FQ124 A15G1621G01101 MAIN_FRAME L215WA Uph1 s1 FQ110 A37G0251011 HINGE 21 5 FQ125 A34G257...

Page 78: ...HIP 10K 1 16W 5 TZAI YUAN R620 061G0402104 JT RST CHIP 100K 1 16W 5 TZAI YUAN R431 061G0402105 JT RST CHIP R 1Mohm 1 16W 5 TZAI YUAN R120 061G0402222 JT RST CHIP 2K2 1 16W 5 TZAI YUAN R752 061G0402223 JT RST CHIP 22K 1 16W 5 TZAI YUAN R424 061G0402224 JT RST CHIP 220K 1 16W 5 TZAI YUAN R611 061G0402333 JT RST CHIP 33K 1 16W 5 TZAI YUAN R438 061G04023901FF RST CHIPR 3 9KOHM 1 1 16W FENGHUA R112 061...

Page 79: ...2 093G 64 42 PP BAV70 SOT 23 D403 093G 39GA01 T RLZ5 6B D601 093G 64S522SEM LL4148 FQ004 KEPCAQP3 KEY BOARD ASSY CN001 033G8032 6F S HR CONNECTOR U001 056G 669 10 TOUCH KEY CG7246AMT QFN 16 COL R001 061G0402561 JF RST CHIP 560R 1 16W 5 FENGHUA R006 061G0603681 JT RST CHIPR 680OHM 5 1 10W TZAI YUAN C001 065G040210232K 3 CAP CHIP 0402 1N 50V X7R 10 C003 065G040210412K 3 CAP CHIP 0402 100N 16V X7R 10...

Page 80: ...5 1 10W YAGEO R814 061G0603100 JF RST CHIPR 10 OHM 5 1 10W FENGHUA R807 061G0603100 JT RST CHIP 10R 1 10W 5 TZAI YUAN R812 061G0603101 JY RST CHIPR 100 OHM 5 1 10W YAGEO R810 061G0603102 JI TEST ONLY RST 0603 1K 5 1 10W TA I R806 061G0603103 JT RST CHIP 10K 1 10W 5 TZAI YUAN R809 061G0603104 JT RST CHIP 100K 1 10W 5 TZAI YUAN R805 061G06031803FF RST CHIPR 180K 1 1 10W FENGHUA R804 061G06032702FI R...

Page 81: ...707FI RST 1206 0 47R 1 1 4W R905 061G1206682 JT RST CHIPR 6 8 KOHM 5 1 4W TZAI YUAN C922 065G080510232K Y CAP CHIP 0805 1N 50V X7R 10 C932 065G080510332K Y CAP CHIP 0805 10N 50V X7R 10 C912 065G080510432K Y CAP CHIP 0805 100N 50V X7R 10 C919 065G080533332K Y CAP CHIP 0805 33N 50V X7R 10 C901 065G120622272K Y CER 1206 2N2 500V X7R 10 FB903 071G 56K121 M CHIP BEAD 120OHM 6A MGLB2012 120T LF R932 061...

Page 82: ...LA2B0130 REAR COVER CMI 11 FQ105 A34G2575AFLA6B0130 REAR COVER L215WA Uph1b LGD 12 FQ110 A37G0251011 HINGE 21 5 13 FQ126 A34G2576AFL 1B0100 STAND 14 FQ109 A34G2577AFL 1B0120 BASE L215WA s1 E08902 089G 725HAA 2G D SUB CABLE 1500MM FQ304 089G179J30N576 FFC CABLE 30P 195mm P1 0MM E08901 089G404A15N IS AC POWER CORD 1500 E09501 095G176X 6H20 FFC CABLE 6PIN 154MM P1 0MM FQ310 095G8014 5D 66 HARNESS 5P ...

Page 83: ... 8 150mil 2M U001 056G 669 10 TOUCH KEY CG7246AMT QFN 16 COL U053 056G 627911 IR 38KHZ KSM 603TM2M U052 056G 192 25 D AMP AS358MTR E1 SOIC 8 U051 056G1125200 IC MCU PIC12F615 I SN SOIC 8 T901 080GL19P 17DN1 X FMR 500UH 5 10UH LZ PJ004 R00 PQ38 IC801 056G 379185 AC DC CONVERTER TA9690GN A1 0 TR SOP 24 IC902 056G 139 3A PC123Y22FZOF SHARP CMI IC902 056G 139 9 IC EL817M X photocoupler DIP 4 LGD IC901...

Page 84: ...0 E08901 089G404A15N IS AC POWER CORD 1500 Diversity of 227E3LHSU 93 compared with 227E3LHSU 00 227E3LHSU 93 227E3LHSU 00 Location PCM Codes Description Location PCM Codes Description E08901 089G414A15N IS POWER CORD 1500MM China Reg E08901 089G404A15N IS AC POWER CORD 1500 FQ202 Q44GB068813 2A CARTON FQ202 Q44GB071813 2B CARTON Diversity of 227E3LHSU 96 compared with 227E3LHSU 00 227E3LHSU 96 227...

Page 85: ... FQ301 089G418A15NISJ AC POWER CORD 1500 E08901 089G404A15N IS AC POWER CORD 1500 Diversity of 227E3LPHSU 75 compared with 227E3LPHSU 00 227E3LPHSU 75 227E3LPHSU 00 Location PCM Codes Description Location PCM Codes Description Diversity of 227E3LPHSU 93 compared with 227E3LPHSU 00 227E3LPHSU 93 227E3LPHSU 00 Location PCM Codes Description Location PCM Codes Description Diversity of 227E3LPHSU 94 c...

Page 86: ...0 Location PCM Codes Description Location PCM Codes Description FQ301 089G420A15N IS AC POWER CORD 1500MM TAIWAN E08901 089G404A15N IS AC POWER CORD 1500 Diversity of 227E3LPHSB 00 compared with 227E3LPHSU 00 227E3LPHSB 00 227E3LPHSU 00 Location PCM Codes Description Location PCM Codes Description ...

Page 87: ...anning 3 6 Vertical Scanning 3 7 Power Input Connection 3 8 Power Management 3 9 VGA Display Identification 3 10 DVI Display Identification 3 11 DDC CI Support and Smart Manage Control 3 12 Hot key Definition 3 13 Smart Image 3 14 PerfectTune II formerly FGA Factory Alignment 3 15 Audio 3 16 Power Sensor Option 4 Visual Characteristics 4 1 Test Conditions 4 2 Brightness 4 3 Color Temperature Adjus...

Page 88: ...non interlaced This model uses 250 nits panel All optical characteristics are determined according to panel specification after warming up longer than 30 minutes 2 Product Profile This display monitor unit is a color display monitor enclosed in PHILIPS styling cabinet which has an integrated tilt base 2 1 EDID Header Data for EDID inf file 1 User visible strings on inf file Philips 227ELH 22inch w...

Page 89: ... typ 160 for Up Down typ Contrast ratio 1000 1 typ White luminance 250 cd m2 typ Color gamut 70 typ Gate IC N A Source IC N A Response time Tr Tf 5 ms typ Vertical Frequency Range 56 76Hz LGD Type NR LGD LM215WF4 TLE7 Resolution 1920 x 1080 WSXGA Outside dimensions 495 6 H x 292 2 V x 10 2 D mm typical Pitch mm 0 248mm x 0 248mm Color pixel arrangement RGB vertical stripe Display surface Hard coat...

Page 90: ... optimizes resolution and frequency based on input signal defined by Source function The message NO VIDEO INPUT source Note A will be displayed on screen while no signal is detected Monitor will automatically optimize resolution and frequency whenever connected to different signal source When press the Auto the screen also show a status bar During adjustment period a status bar will show on screen...

Page 91: ...A Enhanced EDID Content protection According to High Definition Content Protection HDCP Specification 1 10 HDMI video input should supporting timing defined in CEA861 D Specification with extended EDID blocks Video Timing Support Format Resolution Type Vertical frequency 480i 720 x 480 SD 60Hz 480p 720 x 480 SD 60Hz 576i 720 x 576 SD 50Hz 576p 720 x 576 SD 50Hz 720p 1280 x 720 HD 50Hz 60Hz 1080i 1...

Page 92: ...Low Voltage 0 0 4V Output High Voltage 2 5V 3 6V Pull up Resistor 2 7Kȍ 10 Leakage Current in standby off 1 8uA Maximum Capacitance 100pF d Display Port option refer to Quick specification table Follow Display Port 1 1 specification e USB Hub 2 0 option refer to Quick specification table USB port 1 upstream 2 or 4 downstream f Audio in option refer to Quick specification table Input signal 1Vrms L...

Page 93: ...Connector type DVI D male with DDC 2B pin assignments White connector thumb operated jackscrews With transplant pin protective cover Pin Assignment Pin Signal Assignment Pin Signal Assignment 1 T M D S data2 13 No Connect 2 T M D S data2 14 5V Power 3 T M D S data2 shield 15 Ground for 5V 4 No Connect 16 Hot plug detect 5 No Connect 17 T M D S data0 6 DDC clock 18 T M D S data0 7 DDC data 19 T M D...

Page 94: ...eset Mode Definition a Perfect FOS while presenting those timings b Will specify those timing in User s Manual Preset Mode Definition a Need to support those timings b Perfect FOS after auto adjustment User Mode a Can save those timing that not in Preset mode and can be showed not over scaler or Panel spec b It needs to reserve the 10 timings space in memory size 3 3 1 Mode Storing Capacity Factor...

Page 95: ...and audio control input Mute On Turn off audio Mute Off Turn on audio 3 5 Horizontal scanning Sync polarity Positive or Negative Scanning frequency 30 83 KHz PS Item 3 4 and 3 5 as far as possible to be display another Horizontal and Vertical 3 6 Vertical scanning Sync polarity Positive or Negative Scanning frequency 56 76 Hz 3 7 Power input connection Power cord length please refer to M3 cable bu...

Page 96: ...10 s typ b DVI mode Normal node to Power saving mode 19 s typ Power saving mode to Normal 10s typ Source timing change 10 s typ Note 2 Measurement power saving ŮŦŢŴŶųŦŮŦůŵġŰŧġ űŰŸŦųġŴŢŷŪůŨįűťŧ őŰŸŦųġŤŰůŴŶŮűŵŪŰůġ ŮŦŢŴŶųŦġŵũŦġŸŢźġĮıĺı 3 9 VGA Display Identification In accordance with VESA Display Channel Standard Ver 1 0 and DDC 2B capability 3 10 DVI Display Identification In accordance with DVI re...

Page 97: ...ions 3 15 4 Audio Amplifier The amplifier shall provide two channels of audio up to 1 5 Watts per channel from 100Hz to 20 KHz based upon an audio signal input of 1 0Vrms per channel 3 15 5 Volume Control For monitors with a manual volume control the direction at the bottom of the bezel volume control is key for minimum volume and key for maximum volume The default shipping position of the volume ...

Page 98: ...Sensor key control Adjust detection distances 0 4 scales default is 3 tolerances 10 cm 0 OFF 1 90 cm 2 100 cm 3 110 cm 4 130 cm y Sensor distance measure 1 Cotton material color black 2 Monitor center straight distance 90 deg 3 Body with about 40 cm 4 Body horizontal move Monitor center 5cm y Anti interference between two monitors Monitors must have anti interference methods coding ect to prevent ...

Page 99: ... Input signal As defined in 3 3 1920 x 1080 non interlaced mode 1920 x 1080 60Hz signal sources must have 75 ohm output impedance 2 Luminance setting controls to be set to 250 nits with full screen 100 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 qC 4 2 Brightness Follow Panel specification 4 3 Col...

Page 100: ...297 0 06 PerfecTune II 8200K x 0 291 0 06 y 0 306 0 06 PerfecTune II 7500K x 0 298 0 06 y 0 314 0 06 PerfecTune II 6500K sRGB x 0 313 0 06 y 0 329 0 06 PerfecTune II sRGB x 0 313 0 06 y 0 329 0 06 PerfecTune II 5000K x 0 345 0 06 y 0 357 0 06 PerfecTune II Quality Inspection specification CIE coordinates x y 9300K x 0 283 0 015 y 0 297 0 015 PerfecTune II 6500K sRGB x 0 313 0 015 y 0 329 0 015 Per...

Page 101: ... Plastics flammability y All Plastics to be Flame Retardant UL 94 HB or better y Base Rear to be Flame Retardant UL 94 HB y All major plastic parts bezel back cover need to be molded from same resin y Plastic resin type selection should be referred to plastic Philips Pool monitor 5 12 Texture Glossing of housing y The texture area and texture no should follow Philips make up sheet y The exterior s...

Page 102: ...ortation test specification for all regions x Package test 1 Random Vibration test 2 Drop test 3 Cold Drop test for design reference x Un package test 1 Half sine shock test non operation B Transportation test specification for China India x Package test 1 Random Vibration test 2 Drop test 3 Cold Drop test for design reference x Un package test 1 Sine vibration operating 2 Half sine shock test non...

Page 103: ...ity condition limits that might occur between external environment and the display device 6 1 Susceptibility of display to external environment Operating Temperature 0 to 40 degree C Humidity 80 max Altitude 0 3658 ft Air pressure 600 1100 mBAR Storage Temperature 20 to 60 degree C Humidity 95 max Altitude 0 12192ft Air pressure 300 1100 mBAR Note recommend at 5 to 35qC Humidity less than 60 6 2 T...

Page 104: ...s so that HV and HV regulation are always checked as a standard servicing procedure and the reason for this prudent routine is clearly understood by everyone It is important to use an accurate and reliable HV meter It is recommended that the HV recorded on each customer s invoice which will demonstrate a proper concern for the customer s safety 5 When troubleshooting and making test measurements i...

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