Philips 247E4QHAD/00 Скачать руководство пользователя страница 66

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66 Meridian 3

640 x 480 @ 75Hz VESA

800 x 600 @ 60Hz VESA

Established Timings 2:4B

800 x 600 @ 75Hz VESA

1024 x 768 @ 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

1280 x 720 @ 60Hz

<-Detailed Timing Descriptions:->

FC (Monitor Name) : Philips 247E4

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) :

Detailed Timing : 1920x1080 @ 60Hz

Extension Flag : 00

Block0 Checksum : 86

Содержание 247E4QHAD/00

Страница 1: ...34 7 2 Key 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 58 14 White Balance Luminance Adjustment 78 15 Monitor Exploded View 80 16 Recommended Spare Parts List 82 17 General Product Specification 89 SAFETY NOTICE ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE...

Страница 2: ...ion List Version Release Date Revision History A00 Jan 18 2013 Initial release Draft Version A01 Jan 25 2013 Add new model 247E4QHAD 00 A02 Feb 1 2013 Add new model 247E4QHAD 69 A03 Mar 8 2013 Add new model 247E4QHKAD 94 ...

Страница 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...

Страница 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...

Страница 5: ... 5 Meridian 3 1 Monitor Specifications Technical specifications ...

Страница 6: ... Meridian 3 6 ...

Страница 7: ...ver is valid only where Philips registers the product Please visit www epeat net for registration status in your country 2 This data is subject to change without notice Go to www philips com support to download the latest version of leaflet ...

Страница 8: ... will contain a scaler board and a key board The scaler board houses the flat panel control logic brightness control logic and DDC Monitor Block Diagram LED Panel LED Drive Key Board AC IN 100 240 V Scaler Board Video signal DDC HOST Computer Adapter board ...

Страница 9: ...r off The other control knobs are located at front panel of the monitor By changing these setting the picture can be adjusted to your personal preference γThe power cord should be connected γ Press the power button to turn on the monitor The power indicator will light up 3 2 Control Buttons Operating the Monitor ...

Страница 10: ... 2 Turn off your computer and unplug its power cable 3 Connect the monitor signal cable to the video connector on the back of your computer 4 Plug the power cord of 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 ...

Страница 11: ...endly on screen display interface is shown as below Basic and simple instruction on the control keys In the OSD shown above you can pressźŸ buttons at the front bezel of the monitor to move the cursor and press OK button to confirm the choice or change The OSD Menu Below is an overall view of the structure of the On Screen Display You can use this as a reference when you want to work your way arou...

Страница 12: ...a clock HDMI Connector Pin No Description 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 HDMI 1 0 1 3c HEC Data Optional HDMI 1 4 with Ethernet 15 SCL I C Serial Clock for DDC 16 SDA I C Serial Data Line for DDC 17 DDC CEC HEC Ground 18 5 V ...

Страница 13: ... at 60 Hz analog input 1920 x 1080 at 60 Hz digital input Recommended Resolution 1920 x 1080 at 60 Hz digital input Note Please notice that your display works best at native resolution of 1920 x 1080 60Hz For best display quality please follow this resolution recommendation ...

Страница 14: ...yboard mouse or other input device is detected the monitor will wake up automatically The following table shows the power consumption and signaling of this automatic power saving feature The following setup is used to measure power consumption on this monitor Native resolution 1920 1080 Contrast 50 Brightness 250 nits Color temperature 6500k with full white pattern Note This data is subject to cha...

Страница 15: ...valid 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 d...

Страница 16: ... 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 ...

Страница 17: ...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...

Страница 18: ...NPUT R G B DSUB_V GND_R GND_G GND_B DSUB_H SOG VGA_5V DDC_WP DDC1_SCL DDC1_SDA 5V VGA_CABLE_DET SCALER 4 SC AL ER VCC3 3 V12S PB 0 9 DSUB_H G SOG DSUB_V GND_G B GND_R R GND_B PANEL_ENABLE PA 0 9 on_BACKLIGHT adj_BACKLIGHT DDC_WP RX2 RX2 RX1 RX1 RX0 RX0 RXC RXC WP_DDC HDMI2_HPD 5V DDC1_SCL DDC1_SDA Mute AOUT_R AOUT_L HDMI2_SDA HDMI2_SCL VGA_CABLE_DET HDMI2_ 5VDET RESET HDMI1_SDA HDMI1_SCL HDMI1_ 5V...

Страница 19: ...02 47 OHM 1 16W R121 2 2K1 16W C104 47NF 16V C117 22P 50V C102 47NF 16V C109 47NF 16V C110 47NF 16V U103 AZC398 04S I O1 1 GND 2 I O2 3 I O3 4 NC 5 I O4 6 R113 4 7K1 16W C114 NC 22pF 50V R122 2 2K1 16W C103 5PF 50V FB102 19R 0 5A 1 2 R103 10 OHM D101 BAV70 3 1 2 R116 75R 1 16W 1 R101 4 7K1 16W R120 100OHM C106 22N 25V R107 1K R115 10 OHM R119 100OHM R117 47 OHM 1 16W C113 47NF 16V C111 220nF 16V R...

Страница 20: ...9 NC 0 1UF 16V C503 220nF 16V R503 10 OHM R521 10 OHM R542 100OHM R547 10K Q502 NC LMBT3904LT1G R522 10 OHM R533 1 5K 1 16W R539 47 OHM 1 16W U503 AOZ8804DI CH1 1 CH2 2 VN 3 CH3 4 CH4 5 NC 6 NC 7 VN 8 NC 9 NC 10 Q501 NC LMBT3904LT1G C501 0 1UF 16V R501 100OHM R540 NC 10K FB501 300R 0 2A 1 2 R504 10 OHM R507 10 OHM R519 NC 10K R509 10 OHM U509 G5250H1T1U OUT 1 GND 2 IN 3 EN EN 4 OC 5 CN501 HDMI TH1...

Страница 21: ...D1 128 SPI_DO 51 SPI_CZ 52 SPI_CK 49 SPI_DI 50 PMGPIO11 HOLD SPDFIO 54 PMGPIO10 WP 53 RESET 59 XIN 114 XOUT 113 LINE_IN_R AUSCK 37 LINE_IN_L MUTE 36 LINE_OUT_R AUWS 39 LINE_OUT_L AUSD 38 EAR_OUR_R 43 EAR_OUT_L 44 AUVAG AUMCK 40 AUVRM SPDIFO 41 GND 10 GND 42 GND 48 GND 77 GND 115 GND 111 GND 63 PMGPIO17 PWM3 MSDA 61 PMGPIO16 PWM2 MSCL 60 PMGPIO12 CK1 PWM2 EXTI0 MSCL 55 PMGPIO13 DI1 PWM3 EXTI1 MSDA ...

Страница 22: ...RXO2 RXEC RXEC PA9 LVB0M LVA3M PB1 PA6 LVB1P RXE3 RXE1 RXE2 LVB2M RXO2 LVA0P RXE0 LT SDA PA1 LVB3M PA 0 9 RXE0 RXE0 LVA0M RXO0 LVB0M R A 033G804330C H HR V T 311GW200C30AAL R A 033G801930F CH JS C493 Change Footprint 20120628 R727 4 7K1 16W Q491 NC AO3401A R726 22K1 16W C494 100N 16V C493 220UF 16V FB491 120R 6A 1 2 Q493 LMBT3904LT1G R724 100K1 16W C492 NC Q492 AO4411 S 1 S 2 S 3 G 4 D 8 D 7 D 6 D...

Страница 23: ... NC 1nF 50V C652 NC 220N 50V Q671 LMBT3904LT1G C655 NC C608 NC 100NF 25V R607 NC 30Kohm 1 16W 5 C615 NC 22pF 50V FB608 NC 120OHM 1 2 R626 NC C614 NC 1uF 25V R614 NC 10K C651 NC 1uF 25V L604 NC 22uH 10 APA2176A U606 NC 13 PVDD 16 NC 4 CP 1 PGND 2 CP 3 CVSS 5 VSS 6 LOUT 7 VDD 8 ROUT 9 LIN 10 RSD 11 RIN 12 GND 14 LSD 15 C607 NC 10UF 25V R615 NC 10K R629 NC 10 OHM 1 8W R671 10K C609 NC 220UF 25V C628 ...

Страница 24: ...5 10K 1 10W 1 C717 100pF 50V C705 10UF 10V R720 33K 1 16W R704 100R 1 10W 5 R719 30Kohm 1 16W 5 FB715 127R 1 2 C726 2N2 50V Q701 LMBT3904LT1G U702 VIN 3 VOUT 2 GND 1 4 4 R706 22K1 16W C720 470UF 10V C725 100pF 50V CN791 NC CONN 1 2 3 4 5 6 7 R791 NC 0R05 1 10W C712 10N 50V R792 NC 0R05 1 10W 1 2 3 4 CN792 NC USB CONN 1 2 3 4 6 5 7 8 R703 10K R718 100K1 16W C704 220UF 16V C722 1UF 16V FB791 NC 120R...

Страница 25: ...01 NC CONN 1 2 3 4 5 6 7 8 9 10 11 12 R814 300KOHM 1 10W CN803 NC CONN 2 4 6 1 3 5 C818 0 47uF 16V C806 2N2 50V C804 47UF 100V R825 NC 0R05 1 10W U801 OZ9998BGN ISEN1 13 ISEN2 14 GND 15 ISEN3 16 ISEN4 1 ISET 2 OVP 3 RT 4 ENA 5 ISW 6 LDR 7 VREF 8 VIN 9 STATUS 10 SSTCMP 11 PWM 12 C807 470NF 50V R823 NC 2M 5 1 8W R808 470OHM 5 1 10W R809 10K 1 10W 5 C819 NC 1uF 25V C802 0 1UF50V C805 1UF 16V C813 NC ...

Страница 26: ...W R121 2 2K1 16W C104 47NF 16V C117 22P 50V C102 47NF 16V C109 47NF 16V C110 47NF 16V U103 AZC398 04S I O1 1 GND 2 I O2 3 I O3 4 NC 5 I O4 6 R113 4 7K1 16W C114 NC 22pF 50V R122 2 2K1 16W C103 5PF 50V FB102 19R 0 5A 1 2 R103 10 OHM D101 BAV70 3 1 2 R116 75R 1 16W 1 R101 4 7K1 16W R120 100OHM R107 1K C106 22N 25V R119 100OHM R115 10 OHM R117 47 OHM 1 16W C113 47NF 16V R105 75R 1 16W 1 C111 220nF 16...

Страница 27: ... NC 0 1UF 16V C503 220nF 16V R503 10 OHM R521 10 OHM R542 100OHM R547 10K Q502 NC LMBT3904LT1G R522 10 OHM R533 1 5K 1 16W R539 47 OHM 1 16W U503 AOZ8804DI CH1 1 CH2 2 VN 3 CH3 4 CH4 5 NC 6 NC 7 VN 8 NC 9 NC 10 Q501 NC LMBT3904LT1G C501 0 1UF 16V R501 100OHM R540 NC 10K FB501 300R 0 2A 1 2 R504 10 OHM R507 10 OHM R519 NC 10K R509 10 OHM U509 G5250H1T1U OUT 1 GND 2 IN 3 EN EN 4 OC 5 CN501 HDMI TH1 ...

Страница 28: ...1 128 SPI_DO 51 SPI_CZ 52 SPI_CK 49 SPI_DI 50 PMGPIO11 HOLD SPDFIO 54 PMGPIO10 WP 53 RESET 59 XIN 114 XOUT 113 LINE_IN_R AUSCK 37 LINE_IN_L MUTE 36 LINE_OUT_R AUWS 39 LINE_OUT_L AUSD 38 EAR_OUR_R 43 EAR_OUT_L 44 AUVAG AUMCK 40 AUVRM SPDIFO 41 GND 10 GND 42 GND 48 GND 77 GND 115 GND 111 GND 63 PMGPIO17 PWM3 MSDA 61 PMGPIO16 PWM2 MSCL 60 PMGPIO12 CK1 PWM2 EXTI0 MSCL 55 PMGPIO13 DI1 PWM3 EXTI1 MSDA 5...

Страница 29: ...RXO2 RXEC RXEC PA9 LVB0M LVA3M PB1 PA6 LVB1P RXE3 RXE1 RXE2 LVB2M RXO2 LVA0P RXE0 LT SDA PA1 LVB3M PA 0 9 RXE0 RXE0 LVA0M RXO0 LVB0M R A 033G804330C H HR V T 311GW200C30AAL R A 033G801930F CH JS C493 Change Footprint 20120628 R727 4 7K1 16W Q491 NC AO3401A R726 22K1 16W C494 100N 16V C493 220UF 16V FB491 120R 6A 1 2 Q493 LMBT3904LT1G R724 100K1 16W C492 NC Q492 AO4411 S 1 S 2 S 3 G 4 D 8 D 7 D 6 D...

Страница 30: ...601 CONN 1 2 3 4 FB614 NC 0R05OHM1 8W 1 2 FB605 120R 6A 1 2 C624 0 1UF50V C602 22pF 50V C626 1uF 25V C601 680pF 50V C640 680pF 50V C652 220N 50V C655 NC Q671 LMBT3904LT1G C608 100NF 25V R607 30Kohm 1 16W 5 C615 22pF 50V FB608 NC 120OHM 1 2 R626 NC C614 1uF 25V R614 10K C651 1uF 25V APA2176A U606 NC 13 PVDD 16 NC 4 CP 1 PGND 2 CP 3 CVSS 5 VSS 6 LOUT 7 VDD 8 ROUT 9 LIN 10 RSD 11 RIN 12 GND 14 LSD 15...

Страница 31: ...5 10K 1 10W 1 C717 100pF 50V C705 10UF 10V R720 33K 1 16W R704 100R 1 10W 5 R719 30Kohm 1 16W 5 FB715 127R 1 2 C726 2N2 50V Q701 LMBT3904LT1G U702 VIN 3 VOUT 2 GND 1 4 4 R706 22K1 16W C720 470UF 10V C725 100pF 50V R791 NC 0R05 1 10W C712 10N 50V R792 NC 0R05 1 10W 1 2 3 4 CN792 NC USB CONN 1 2 3 4 6 5 7 8 R703 10K R718 100K1 16W C704 220UF 16V C722 1UF 16V FB791 NC 120R 6A 1 2 R711 51K 1 L702 10uH...

Страница 32: ...4 300KOHM 1 10W CN801 CONN 1 2 3 4 5 6 7 8 9 10 11 12 CN803 NC CONN 2 4 6 1 3 5 C818 0 47uF 16V C806 2N2 50V C804 47UF 100V R825 NC 0R05 1 10W U801 OZ9998BGN ISEN1 13 ISEN2 14 GND 15 ISEN3 16 ISEN4 1 ISET 2 OVP 3 RT 4 ENA 5 ISW 6 LDR 7 VREF 8 VIN 9 STATUS 10 SSTCMP 11 PWM 12 C807 470NF 50V R808 470OHM 5 1 10W R823 NC 2M 5 1 8W C819 NC 1uF 25V R809 10K 1 10W 5 C805 1UF 16V C802 0 1UF50V C813 NC C80...

Страница 33: ... 100OHM KEY 0 1524 TP5 C002 100N 16V KEY 0 1524 TP7 C004 100P 50V C003 100N 16V C001 100N 16V V3 3 5V_LED 2 1 LED001 LED 1 2 3 4 5 6 CN001 H 1 0 6 260 pdf FFC R A 311GF100C06ADH FFC V T 311GF100D06ACJ FFC CABLE 089G 76J 6 3 WIRE V T 033G8032 6F S HR R A 081G 15W 1 EL V T 081G 63W 2 GP REVERSE 081G 14 31 EL R006 56 OHM 1 16W 5V_LED CIN_05 CIN_07 CIN_05 VBIAS CIN_09 SM_INT CIN_07 CIN_09 CIN_11 CIN_0...

Страница 34: ...42 C443 C445 C446 C447 C448 C452 C453 C492 C491 C494 C495 C496 C501 C502 C503 C504 C506 C507 C508 C509 C608 C616 C617 C618 C656 C673 C672 C676 C679 C701 C703 C709 C712 C713 C721 C723 C724 C726 CN101 CN408 CN501 CN502 CN601 CN603 CN604 CN702 CN801 CN802 CN803 D101 D401 D402 D403 D404 D405 D501 D502 D601 D602 D715 D716 D801 FB603 FB715 L701 L702 Q401 Q402 Q491 Q492 Q493 Q501 Q502 Q601 Q671 Q701 Q801...

Страница 35: ...7 2 Key Board 715G5453K02000004S Remark Parts position can be searched by using FIND function in PDF TP4 TP5 TP1 TP2 TP3 ZD1 TP6 TP7 C001 C002 C003 C004 C005 LED001 R004 R005 U001 ZD001 ZD002 ZD8 ZD9 CN001 R006 C006 ...

Страница 36: ... 36 Meridian 3 8 Wring Diagram 247E4QHSD 93 Panel Key Board CN001 1 6 Scaler Board CN702 CN408 1 30 CN405 CN501 CN101 1 6 1 CN802 6 CN603 CN502 ...

Страница 37: ...37 Meridian 3 247E4QHAD 00 247E4QHKAD 94 Panel Key Board CN001 1 6 Scaler Board CN702 CN408 1 30 CN405 CN501 CN101 1 6 1 CN802 6 CN603 CN502 6 SPK L SPK R CN601 1 CN602 ...

Страница 38: ... 38 Meridian 3 9 Scaler Board Overview Scaler FFC Cable DC DC Flash ROM D SUB EEPROM HDMI EEPROM Audio IC HDMI EEPROM ...

Страница 39: ...ce the monitor face on a safe surface and open the latches and along the red arrowhead direction as the picture to open other latches Than remove the screws and the pin on the scaler board 2 Disconnect the connector to remove the Rear cover Step 2 Remove the scaler board 1 Disconnect all the connectors and remove the screw to remove the scaler board Needless for 247E4QHSD 93 ...

Страница 40: ...The scaler board Step 3 Separate Panel and Bezel 1 The panel 2 The Bezel and Key Board Step 4 Rear cover with speakers ǃstand and HINGE ASSY Note 247E4QHSD 93 have no Speakers Step 5 Remove the screw to remove the Base ...

Страница 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 ...

Страница 42: ...D 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 ...

Страница 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 ...

Страница 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 ...

Страница 45: ...45 Meridian 3 12 ISP Instruction 12 1Materials list ISP JIG 715GT089 B C VGA cable PC TPV P N 089G728 GAA DB Monitor USB cable USB port driver TPV P N 089G1758 X MSTAR driver ISP tool V4 5 1 0 5 New F W ...

Страница 46: ... 46 Meridian 3 12 2 Connection 12 3 Install driver 12 3 1 If you use this ISP board first timeˈyou need to install mstar driver ...

Страница 47: ...47 Meridian 3 ...

Страница 48: ... 48 Meridian 3 ...

Страница 49: ...49 Meridian 3 ...

Страница 50: ... 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 step by step Remark The USB driver files path D FTC100103 Mstar FTCUSB INF ...

Страница 51: ...51 Meridian 3 After installation the USB serial port driver please to check the port Look the properties of my Computer Click Finish to complete the USB serial port driver installation ...

Страница 52: ... 52 Meridian 3 12 4 Install the ISP tool 12 4 1 Copy the three files in one folder 12 4 2 Double click to run the ISP tool 12 4 3 Set the parameters in Device window ...

Страница 53: ...53 Meridian 3 12 4 4 Connect to the monitor Click Connect If the tool communicate with monitor successfully the tool will detect the flash type of monitor 12 4 5 Load the F W you want to upgrade ...

Страница 54: ...ress If the monitor has DVI or HDMI port you need to set restore address for HDCP key to avoid re program HDCP key 0x07D000 12KB for philips 247E4QHSD 12 4 7 Set parameter in Auto window If you have set Restore address please tick Restore Data ...

Страница 55: ...ng of upgrade After clicking Run the tool start to program It is forbided to power off monitor or switch off connection during programming 12 4 9 Successful upgrade When upgrade successful there will be green Pass letter appearing ...

Страница 56: ...ease the two keys and press MENU again to open factory menu key menu key DC key 3 Select factory and press menu key to open factory menu as below 4 Please do Auto Levelr in factory menu after change main board and upgrade F W 12 5 2 Do factory reset in user menu User menu Setup Reset Yes 1 Restart the monitor after open factory menu And then open the user menu 2 Factory reset will turn off Burn in...

Страница 57: ... 1 Can t Entry ISP Mode 1 Check the cables and ISP JIG are connected fluently 2 Click the Dis Con and click Connect again 3 AC off the monitor for a while and retry it 4 Change other vervion ISP program 4 Change ISP JIG or cable 5 Change PC ...

Страница 58: ...o the new board if circuit board have been replaced in this case the DDC data does not need to be re programmed Additional information about DDC Display Data Channel may be obtained from Video Electronics Standards Association VESA Extended Display Identification Data EDID information may be also obtained from VESA LPT cable male to male VGA cable 12V DC adapter TPV P N N A TPV P N 089G728 GAA DB ...

Страница 59: ...tallation 13 3 Prepare the EDID written 13 3 1 Change the EDID files name as below rule Anolog EDID WA dat HDMI2 EDID WH2 dat MHL EDID WHM dat 13 3 2 Copy these four files to one folder named as PHILIPS 247E4QHSD which must contains config ini file 13 3 3 Copy PHILIPS 247E4QHSD to DDC folder and put DDC and ISP tool together ...

Страница 60: ... 60 Meridian 3 13 4 Run the ISP tool 13 4 1 Double click the icon to open the tool 13 4 2 Select the EDID folder ...

Страница 61: ...61 Meridian 3 13 4 3 Load EDID successful 13 4 4 Tick the Only connect HDMI and write SN and type in the 14 digit S N ...

Страница 62: ...on SN you can check the SN 12 5 Troubleshooting 12 5 1 Can t write 1 AC on the monitor and turn on it Restart the monitor 2 Although we write all EDID through by HDMI single port in this SOP I can also write it one by one when can t write into 3 Take apart the monitor and connect the 7pin of EEPROM to GND to diable write protection then write EDID one by one 4 Set the Burn in on last to try again ...

Страница 63: ...70 73 20 32 34 37 45 34 00 00 00 FD 70 00 38 4C 1E 53 11 00 0A 20 20 20 20 20 20 00 98 EDID Structure Version Revision 01 03 Vendor Product Identification ID Manufacturer Name PHL ID Product Code C0C0 ID Serial Number No Use Week of Manufacture 31 Year of Manufacture 2012 Basic Display Parameters Features Video i p definition Analog Max H Image Size 52cm Max V Image Size 29cm Display Gamma 2 2 Col...

Страница 64: ...ed 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 1280 x 720 60Hz Detailed Timing Descriptions FC Monitor Name Philips 247E4 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 Detailed Timing 1920x1080 60Hz Extension Flag 00 Block0 Checksum 98 ...

Страница 65: ...5 34 00 00 00 FD 70 00 38 4C 1E 53 11 00 0A 20 20 20 20 20 20 00 86 EDID Structure Version Revision 01 03 Vendor Product Identification ID Manufacturer Name PHL ID Product Code C0C0 ID Serial Number No Use Week of Manufacture 31 Year of Manufacture 2012 Basic Display Parameters Features Video i p definition Digital Max H Image Size 52cm Max V Image Size 29cm Display Gamma 2 2 Color Characteristics...

Страница 66: ... 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 1280 x 720 60Hz Detailed Timing Descriptions FC Monitor Name Philips 247E4 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 Detailed Timing 1920x1080 60Hz Extension Flag 00 Block0 Checksum 86 ...

Страница 67: ...05 06 07 10 11 12 13 14 10 15 16 1F 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 09 25 30 21 00 00 1E 8C 0A D0 8A 20 E0 2D 10 10 3E 96 00 40 09 25 21 00 00 18 01 1D 00 72 51 D0 1E 20 6E 28 50 55 00 09 25 21 00 00 1E 8C 0A D0 90 20 40 31 20 60 0C 40 55 00 09 25 21 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 F9 Block 0 EDID Struct...

Страница 68: ...ablished Timings 2 4B 800 x 600 75Hz VESA 1024 x 768 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 1280 x 720 60Hz Detailed Timing Descriptions Detailed Timing 1920x1080 60Hz FF Monitor SN FC Monitor Name Philips 247E4 FD Monitor Limits Min V rate 56 Hz M...

Страница 69: ... 16 9 720 1440 x 480 I 59 94 60Hz 4 3 720 1440 x 480 I 59 94 60Hz 16 9 1920 x 1080 P 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 Sup...

Страница 70: ...00 00 FF FF FF FF FF FF 00 41 0C C0 C0 01 01 01 01 10 1F 16 01 03 80 34 1D 78 2A 2C C5 A4 56 50 A1 28 20 0F 50 54 BD 4B 00 D1 C0 81 80 95 0F 95 00 B3 00 30 81 C0 01 01 01 01 02 3A 80 18 71 38 2D 40 58 2C 40 45 00 09 25 21 00 00 1E 00 00 00 FF 00 0A 20 20 50 20 20 20 20 20 20 20 20 20 20 00 00 00 FC 00 50 60 68 69 6C 69 70 73 20 32 34 37 45 34 00 00 00 FD 70 00 38 4C 1E 53 11 00 0A 20 20 20 20 20 2...

Страница 71: ...ize 52cm Max V Image Size 29cm Display Gamma 2 2 Color Characteristics Rx 0 641 Gx 0 314 Bx 0 159 Wx 0 313 Ry 0 338 Gy 0 629 By 0 059 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 60Hz VESA Established Timings 2 4B 800 x 600 75Hz VESA 1024 x 768 60Hz VESA 1024 x 768 7...

Страница 72: ...V rate 76 Hz Min H rate 30 KHz Max H rate 83 KHz Max P Clock 170 MHz Extension Flag 01 Block0 Checksum 85 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 9 720 1...

Страница 73: ...aker Allocation Speaker Allocation FL FR Detailed Timing Descriptions Detailed Timing Descriptions 1920x1080 60Hz H Image Size 521 mm V Image Size 293 mm Pixel Clock 148 Hz Refreshed Mode Non Interlaced Detailed Timing Descriptions 720x480 60Hz H Image Size 521 mm V Image Size 293 mm Pixel Clock 27 Hz Refreshed Mode Non Interlaced Detailed Timing Descriptions 1280x720 60Hz H Image Size 521 mm V Im...

Страница 74: ...3 14 10 15 16 1F 04 22 23 09 17 07 83 01 00 00 65 03 0C 20 00 20 00 02 3A 80 18 71 38 2D 40 58 2C 45 00 09 30 25 21 00 00 1E 8C 0A D0 8A 20 E0 2D 10 10 3E 96 40 00 09 25 21 00 00 18 01 1D 00 72 51 D0 1E 20 6E 50 28 55 00 09 25 21 00 00 1E 8C 0A D0 90 20 40 31 60 20 0C 40 55 00 09 25 21 00 00 18 00 00 00 00 00 70 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 C5 Block 0 EDID Structure Version Revisio...

Страница 75: ...600 75Hz VESA 1024 x 768 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 1280 x 720 60Hz Detailed Timing Descriptions Detailed Timing 1920x1080 60Hz FF Monitor SN FC Monitor Name Philips 247E4 FD Monitor Limits Min V rate 56 Hz Max V rate 76 Hz Min H rate 3...

Страница 76: ... 1440 x 480 I 59 94 60Hz 4 3 720 1440 x 480 I 59 94 60Hz 16 9 1920 x 1080 P 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 1920 x 1080 P 29 97 30Hz 16 9 Audio Short Block Description Numbers of Audio Channels 2 Audio Format Description...

Страница 77: ...Descriptions 720x480 60Hz H Image Size 521 mm V Image Size 293 mm Pixel Clock 27 Hz Refreshed Mode Non Interlaced Detailed Timing Descriptions 1280x720 60Hz H Image Size 521 mm V Image Size 293 mm Pixel Clock 74 Hz Refreshed Mode Non Interlaced Detailed Timing Descriptions 720x576 50Hz H Image Size 521 mm V Image Size 293 mm Pixel Clock 27 Hz Refreshed Mode Non Interlaced Block1 Checksum C5 ...

Страница 78: ...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 click OK...

Страница 79: ...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...

Страница 80: ... 80 Meridian 3 15 Monitor Exploded View 247E4QHSD 93 Item Description 1 BEZEL 2 LENS_POWER 3 KEY BOARD ASSY 4 PANEL 5 SCALER BOARD ASSY 6 MAINFRAME 7 HINGE ASSY 8 STAND 9 BASE 10 BKT_BASE 11 REAR_COVER ...

Страница 81: ...81 Meridian 2 247E4QHAD 00 247E4QHKAD 94 Item Description 1 BEZEL 2 LENS_POWER 3 KEY BOARD ASSY 4 PANEL 5 SCALER BOARD ASSY 6 MAINFRAME 7 HINGE ASSY 8 STAND 9 BASE 10 BKT_BASE 11 REAR_COVER 12 SPEAKER ...

Страница 82: ...M33 HARNESS 6P 6P CI1406S 260 E750 750GBK236R1121N000 LCD HR236WU1 100 E940 4940 BJ BOE FQ201 Q40G024N81319A RATING LABEL 247E4Q China FQ208 Q41G780081378G WARRANTY CARD warranty card for China FQ206 Q41G78S181377A QSG 247E4 M4247EQ1T FQ205 705GQCCS044222 EPS ASSY FQ202 Q44GK07681305A0PY2 ARTWORK CARTON FQ218 Q45G990160940900X1 PROTECT BAG FQ204 Q70G24C181309A CD MANUAL M4247E1T FQ220 Q40G00016151...

Страница 83: ...JY RST CHIPR 100 OHM 5 1 16W YAGEO R457 061G0402102 JF RST CHIPR 1KOHM 5 1 16W FENGHUA R511 061G0402102 JT RST CHIP 1K 1 16W 5 TZAI YUAN R511 061G0402102 JY RST CHIPR 1KOHM 5 1 16W YAGEO R492 061G0402103 JF RST CHIPR 10KOHM 5 1 16W FENGHUA R462 061G0402103 JT RST CHIP 10K 1 16W 5 TZAI YUAN R474 061G0402103 JY RST CHIPR 10KOHM 5 1 16W YAGEO R548 061G0402104 JF RST CHIPR 100KOHM 5 1 16W FENGHUA R718...

Страница 84: ... RST 0603 1M 1 1 10W R804 061G06031004FT RST CHIP 1M 1 10W 1 R704 061G0603101 JF RST CHIPR 100 OHM 5 1 10W FENGHUA R812 061G0603101 JT RST CHIP 100R 1 10W 5 TZAI YUAN R803 061G0603103 JF RST CHIPR 10K OHM 5 1 10W FENGHUA R803 061G0603103 JT RST CHIP 10K 1 10W 5 TZAI YUAN R806 061G0603104 JF RST CHIPR 100KOHM 5 1 10W FENGHUA R806 061G0603104 JT RST CHIP 100K 1 10W 5 TZAI YUAN R821 061G0603109 JF RS...

Страница 85: ...0222131J F CAP 0402 220PF J 50V NPO C408 065G040222131J T CAP CHIP 0402 220pF 50V NPO C726 065G040222232K A CAP 0402 2 2NF 10 50V X7R C726 065G040222232K T CAP CHIP 0402 2 2NF K 50V X7R C106 065G040222322K T CAP MLCC 0402 22nF K 25V X7R C106 065G040222322K Y CAP 0402 22NF 10 25V X7R C443 065G040222415K F CAP 0402 220NF 10 16V X5R C445 065G040222415K T CAP CHIP 0402 220nF K 16V X5R C495 065G0402224...

Страница 86: ...T LF FB405 071G 56K121 TA CHIP BEAD 120R 6000mA HCB2012KF 121T60 FB502 071G 59A121 M CHIP BEAD 0603 120R 25 1608E121T3R0 LF FB502 071G 59A121 TA CHIP BEAD 120R 3000mA HCB1608KF 121T30 FB671 071G 59C600 M CHIP BEAD 60 OHM 0603 600mA FB671 071G 59C600 TA CHIP BEAD 0603 60R 25 600mA FB501 071G 59G301 M CHIP BEAD 0603 300R 25 200mA FB101 071G 59G301 TA CHIP BEAD 300OHM 200mA FCM1608KF 301T02 FB102 071...

Страница 87: ...BKT_BASE 11 FQ106 A34G3107ANC 9B0100 REAR_COVER 12 SP01 378G0025518YAC SPEAKER 4 OHM 2 5W 40X20 50mm NO E08904 089G 17356G553 AUDIO CABLE 1800MM E08902 089G 725CAA 2G D SUB CABLE 1500MM PW 380GLA19044H00 ADAPTER 19V 65W ADS 65LSI 19 1 19065G P E08901 389G404A15NHLP AC POWER CORD 1500 for Europe ECN408 395G179X30NF24 FFC CABLE 30 160mm 1 0MM ECN601 395G801404X651 HARNESS 4P 2P 2P 430 145 ECN802 395...

Страница 88: ... G5250H1T1U SOT 23 5 U801 056G 700 11 LED DRIVER OZ9998BGN A1 0 TR SOP 16 U403 056G1133 56 M24C16 WMN6TP U101 056G1133161 EEPROM AT24C02C SSHM T 2Kb SOIC 8 U606 056T 616516 IC APA2176AQBITRG TQFN3X3 16 U401 356G0562B05 SCALER tsumo883mt7 1 LQFP 128 U705 356G0563419 DC DC APW7089KAI TRG 4A 26V SOP 8P U001 056G 669 45 TOUCH KEY IT7230EFN BX QFN16 Service Kit Description Part No Picture ISP TOOL 715G...

Страница 89: ... TO REDUCE LIGHT REFLECTION POWER MANAGEMENT CAPABILITY SOG SUPPORT Windows 7compliant HDCP support for DVI input SMART Contrast 20M 1 max True Vision FACTORY GAMMA ALIGNMENT FGA REQUIREMENT POWER ON PHILIPS LOGO REQUIREMENT WEEE REQUIREMENT RoHS REQUIREMENT Quick Specification table Model Input Feature 247E4QSD 1A1D XPS APS panel 247E4QHKAD 1A2H OD MHL Speaker Webcam XPS APS panel 247E4QHAD 1A2H ...

Страница 90: ...n Follow Philips specification CMI Type NR LCD M236HFE L30 C1 C2 NB Resolution 1920 x 1080 Full HD Outside dimensions 544 8 H Typ x 320 5 V Typ x 11 0 D Typ Pitch mm 0 2715mm x 0 2715mm Color pixel arrangement RGB vertical stripe Display surface AG type Hard coating 3H Haze 25 Color depth 16 7M Backlight LED Active area W x H 521 22 H x 293 22 V mm View angle CR 10 178 for Right Left Typ 178 for U...

Страница 91: ...ler must support color engine for Image enhancement feature SmartImage 2 Scaler must have enough memory to support PerfecTune feature and Philips OSD 3 Scaler must support SmartContras 20M 1 DCR preferred 4 VGA signal Auto adjustment Monitor automatically adjusts and optimizes resolution and frequency based on input signal defined by Source function NO VIDEO INPUT source Note A message to be displ...

Страница 92: ...o DVI 1 0 specification Single link 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 Audio channels 2 DDC channel Allows source to interrogate capabilities of sink I C signaling with 100 kHz clock E EDID data structure according to EIA CEA 861D and VESA Enhanced EDID Content protection According to Hig...

Страница 93: ...0 CEC Signal not supported by this model Input Low Voltage 0 8V Input High Voltage 2 0V Output 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 4 DisplayPort option refer to Quick specification table Follow DisplayPort 1 1 specification 5 USB Hub 2 0 option refer to Quick specification table USB port 1 upstrea...

Страница 94: ...ional data 13 H H V sync 14 V sync 15 Data clock DVI Cable The input signals are applied to the display through DVI D cable Length Please refer to M3 cable bundle summary file Connector type DVI D male with DDC 2B pin assignments White connector thumb operated jackscrews With transplant pin protective cover Pin Assignment Pin No Description 1 T M D S data2 2 T M D S data2 3 T M D S data2 shield 4 ...

Страница 95: ...Clock 11 TMDS Clock Shield 12 TMDS Clock 13 CEC 14 Reserved HDMI 1 0 1 3c HEC Data Optional HDMI 1 4 with Ethernet 15 SCL I C Serial Clock for DDC 16 SDA I C Serial Data Line for DDC 17 DDC CEC HEC Ground 18 5 V Power max 50 mA 19 Hot Plug Detect All versions and HEC Data Optional HDMI 1 4 with Ethernet Timing requirement Factory Preset mode definition 1 Perfect FOS while presenting those timings ...

Страница 96: ...ŏġ ŔőņńŠĳıĲĲıĵıķįťŰŤ Reset No Exit Yes Auto adjustment for displaying timing mode and recall factory preset 2 OSD Translation ŐŔŅŠŔŵųŪůŨŠŎĵŠĳıĲ ĲĲĲĳĹįŹŭŴŹ 0 26 XWWRQ GHILQLWLRQ B English French German Spanish Italian Russian Simplified Chinese Portuguese Turkish 9 3 Power On logo őũŪŭŪűŴŠōŰŨŰŠĲĺĳıŹ ĲıĹıįţŮű Power On Logo Power On Æ Show up Philips logo 3 seconds Æ Change to input signal This pictu...

Страница 97: ... off Note 1 Note 2 DC Power Off N A 0 3W LED Off Note 1 a D SUB HDMI mode Normal node to Power saving mode 19 s typ Power saving mode to Normal 4 s typ Source timming change 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 ŮŦŢŴŶųŦġŵũŦġŸŢ...

Страница 98: ...rt and Smart Manage Control In accordance with VESA DDC CI and MCCS ver 2 0 the monitor should be workable with Philps SmartManage SmartControl V6 1 and Protrait Display Tune at least Hot key definition ŎĵġŐŔŅġŃŶŵŵŰůġ ťŦŧŪůŪŵŪŰůġŠġĳıĲĳı Smart image ıĴįġŐŔŅŠŇŶůŤŵŪŰůġ ťŦŧŪůŪŵŪŰůŠĳıĲĲĲĳıĶĮ PerfectTune II formerly FGA FACTORY GAMMA Alignment A PerfectTune must be done after warming 30 minutes at least...

Страница 99: ...ttom of the bezel volume control is key for Minimum volume and key for Maximum volume The default shipping position of the Volume Control shall be approximately 90 3 17 6 Speaker Sensitivity The speakers shall support a minimum sensitivity of 75 dB 3 dB at 2W 1m at 1 kHz 3 17 7 Maximum Audio Card Output The monitor audio amplifier shall accept a maximum input voltage of 1 5 Vrms and meet the follo...

Страница 100: ...after power on with signal supplied 4 Ambient light 400 600 lux 5 Ambient temperature 20 5 qC Brightness Brightness uniformity Follow Panel specification Color temperature adjustment There are three factory preset white color 9300K 6500K sRGB Apply full white pattern with brightness in 100 position and the contrast control at 50 position The 1931 CIE Chromaticity color triangle diagram x y coordin...

Страница 101: ...97 0 006 PerfecTune II 8200K x 0 291 0 006 y 0 306 0 006 PerfecTune II 7500K x 0 298 0 006 y 0 314 0 006 PerfecTune II 6500K sRGB x 0 313 0 006 y 0 329 0 006 PerfecTune II sRGB x 0 313 0 006 y 0 329 0 006 PerfecTune II 5000K x 0 345 0 006 y 0 357 0 006 PerfecTune II Quality Inspection specification CIE coordinates x y 9300K x 0 283 0 015 y 0 297 0 015 6500K sRGB x 0 313 0 015 y 0 329 0 015 sRGB x ...

Страница 102: ... mold tooling x Tooling to be designed to minimize cosmetic defects induced by molding process sink blush weld lines gate marks ejector marks etc Refer to TYV61 90007 x Painting to cover up cosmetic defects due to molding is strongly discouraged x China RoHS mark requested Plastics flammability x All Plastics to be Flame Retardant UL 94 HB or Better x Base Pedestal to be Flame Retardant UL 94 HB x...

Страница 103: ...portation standards refer to UAN D1534 00 01 02 Transportation packages x Net weight 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 UAN D1534 00 01 02 x The cushion material shall be constructed using EPS mater...

Страница 104: ... 45 Truck and Trailer 1000X1200mm pallet for UK x Truck shipment Transportation request for all regions except China India A Air shipment B 20 40 40 HQ Container loading for WW with Pallet C 20 40 40 HQ Container loading for WW with slip sheet Transportation request for China and India A Container loading for China and India B Truck loading Transportation request for EU A Land 45 Truck and Trailer...

Страница 105: ...pressure 300 1100 mBAR Note recommend at 5 to 35qC Humidity less than 60 7 2Transportation tests Refer to 5 15 2 7 3Display disturbances from external environment According to IEC 801 2 for ESD disturbances 7 4 Display disturbances to external environment ...

Страница 106: ...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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