Philips 274E5QDAB/00(AD) Service Manual

Philips 274E5QDAB/00(AD) Service Manual

27" lcd color monitor

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27 LCD Color Monitor
274E5QDAB/00(AD)
Service
Service
Service
Description
Table of Contents......................................................1
Revision List.............................................................2
Important Safety Notice............................................3
1. Monitor Specifications............................................5
2. LCD Monitor Description........................................8
3. Operation Instructions..........................................9
3.1 General Instructions.....................................9
3.2 Control Buttons.........................................9
3.3 OSD Menu......................................................10
4. Input/output Specification.....................................11
4.1 Input Signal Connector.......................................11
5. Schematic Diagram.............................................. 15
5.1 Scaler Board..............................................15
5.2 Key Board.......................................................22
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 ELECTRONIC EQUIPMENT CONTAINING HIGH VOLTAGES.
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING
REFER TO BACK COVER FOR IMPORTANT SAFETY GUIDELINES
Copyright 2012 Philips Consumer Lifestyle
Page
Description
6. PCB Layout................................................23
6.1 Scaler Board............................................23
6.2 Key Board..................................................23
7. Wiring Diagram.............................................24
8. Scaler Board Overview...................................25
9. Mechanical Instructions...............................26
10. Repair Flow Chart.....................................31
11. ISP Instructions..................................................35
12. DDC Instructions................................................44
14. Monitor Exploded View.......................................59
15. Recommended & Spare Parts List......................60
16. Different Parts List........................................62
17. General Product Specification.........................63
SAFETY NOTICE
Subject to modification
K
Chassis: Meridian 5
Jun.27, 2012
Page

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Summary of Contents for Philips 274E5QDAB/00(AD)

  • Page 1: Table Of Contents

    CHASSIS AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING ELECTRONIC EQUIPMENT CONTAINING HIGH VOLTAGES. CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING REFER TO BACK COVER FOR IMPORTANT SAFETY GUIDELINES Copyright 2012 Philips Consumer Lifestyle Subject to modification Jun.27, 2012...
  • Page 2: Revision List

    Meridian 5 Revision List Version Release Date Revision History NOV-02-2013 Initial release, Draft Version,add model 274E5QDAB/00(AD)
  • Page 3: Important Safety Notice

    Meridian 5 Important Safety Notice This electronic user guide is intended for anyone who uses the Philips monitor. Take time to read this user manual before you use your monitor. It contains important information and notes regarding operating your monitor. The...
  • Page 4 Meridian 5 IMPORTANT: Always activate a moving screen saver program when you leave your monitor unattended. Always activate a periodic screen refresh application if your monitor will display unchanging static content. Uninterrupted display of still or static images over an extended period may cause “burn in”, also known as “after-imaging”...
  • Page 5: Monitor Specifications

    Meridian 5 1. Monitor Specifications...
  • Page 6 Meridian 5...
  • Page 7 Meridian 5 Note: 1. EPEAT Gold or Silver is valid only where Philips registers the product. Please visit www.epeat.net registration status in your country. 2. This data is subject to change without notice. Go to www.philips.com/support to download the latest...
  • Page 8: Lcd Monitor Description

    Meridian 5 2. LCD Monitor Description The LCD monitor will contain a scaler board, a power board, a LED board and a key board. The scaler board houses the 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.
  • Page 9: Operation Instructions

    Meridian 5 3. Operating Instructions...
  • Page 10: Osd Menu

    Meridian 5...
  • Page 11: Input/Output Specification

    Meridian 5 4. Input/Output Specification 4.1 Input Signal Connector Analog Connectors Pin No. Signal Name Pin No. Signal Name DDC +3.3V or +5V Green/ SOG Logic GND Blue Sense (GND) Sense (GND) Bi-directional data Cable Detect (GND) H/H+V sync Red GND V-sync Green GND Data clock...
  • Page 12 Meridian 5 Digital Connectors (Option) Pin No. Signal Name Pin No. Signal Name T.M.D.S. data2- No Connect T.M.D.S. data2+ +5V Power T.M.D.S. data2 shield Ground (for +5V) No Connect Hot plug detect No Connect T.M.D.S. data0- DDC clock T.M.D.S. data0+ DDC data T.M.D.S.
  • Page 13 Meridian 5 4.2 Philips’ Flat Panel Monitors Pixel...
  • Page 14 Meridian 5...
  • Page 17 D405 RLZ5.6B C428 NC/100N16V D404 RLZ5.6B C427 NC/100N16V D403 RLZ5.6B C426 NC/100N16V C425 NC/0.1UF 16V C424 NC/0.1UF 16V...
  • Page 19 G691L400T73F 62K1/16W 30Kohm 1/16W +/-5%...
  • Page 26: Mechanical Instructions

    Meridian 5 9. Mechanical Instructions Step Figure Description Preparation The monitor Remove the Remove the screws to remove the HINGE ASS'Y BASE ASS'Y. The BASE The BASE ASS'Y ASS'Y...
  • Page 27 Meridian 5 Remove the Remove the Screw to screw remove the rear cover Remove the Remove the REAR_COVER REAR_COVER Remove the screws to Remove the remove the HINGE ASSY HINGE ASS'Y And the middle frame...
  • Page 28 Meridian 5 HINGE ASSY HINGE ASS'Y Tear out all tapes and disconnect the connectors The Middle-frame to separate the middle frame and PANEL. Remove the screws to remove the The Middle-frame SPEAKER And the middle frame The Speaker The Speaker...
  • Page 29 Meridian 5 The Middle-frame Middle-frame Tear out all tapes. Remove the screws and Separate the MAINFRAME disconnect the and PANEL connectors to separate the MAINFRAME and PANEL. Remove the screws and Remove the disconnect the MAIN BOARD connectors to remove the the MAIN BOARD...
  • Page 30 Meridian 5 The bezel The bezel The panel The panel...
  • Page 31: Repair Flow Chart

    Meridian 5 10. Repair Flow Chart 1. No Power No power Check power cable is Re-plug the power cable tightened? Check Power “On/Off” Turn on the Power “On/Off” switch is “On”? Check the LED Check the AC power indicator is OK? Replace the power board and check connections Replace main board and check connections Replace key board and check connections...
  • Page 32 Meridian 5 No Video (Power LED White) No Video (Power LED White) Press the power Replace the main board button is OK? Replace the power The end board and connection Replace the main The end board and connection Check the FFC cable Replace the FFC cable or panel or panel...
  • Page 33 Meridian 5 3. DIM DIM (image overlap, focus or flicker) Reset in factory mode The end Set to the optimal The end frequency, select the recommended frequency Readjust the phase and pixel The end clock in the user mode Pull out signal cable and Check the signal cable check “Self Test Feature and the PC...
  • Page 34 Meridian 5 4. Color is not optimal Color is not optimal Color shift Miss color Reset the factory mode Replace the signal cable In the user mode, set the “color settings” until customer satisfy The end Pull out the signal cable and check the screen color display is normal? Replace the signal cable or PC...
  • Page 35: Isp Instructions

    Meridian 5 11. ISP Instruction When do the parts, need the tools as follow: 1. An i486 (or above) personal computer or compatible. 2. Microsoft operation system Windows 95/98/2000/XP. 3. USB port driver and ISP tool “EasyWrite V2011.0209.exe” 4. ISP JIG (715GT089-B/C) x1 5.
  • Page 36 Meridian 5 Click “Finish” to complete the USB serial port driver installation.
  • Page 37 Meridian 5 11.3 Install the ISP tool 1. Materials list ISP JIG: 715GT089-B/C VGA cable TPV P/N: 089G728 GAA DB Monitor USB cable TPV P/N: 089G1758 X USB port driver ISP tool New F/W...
  • Page 38 Meridian 5 2. Connection...
  • Page 39 Meridian 5 3. Install the MStar tool. 3.1 Copy MStar tool in one folder. 3.2 Double-click Setup.exe to install the MStar tool and complete as the following steps.
  • Page 40 Meridian 5...
  • Page 41 Meridian 5 Double-click to run the ISP tool and complete as the following steps Click read button and open the right software...
  • Page 42 Meridian 5 11.4 Check the FW version after upgrade. The way to open factory menu. 1. Connect the video source to monitor and AC on. 2. The way to factory menu: Press buttons at the same time, power on the monitor. When the screen lights, release the two buttons and press the “MENU”...
  • Page 43 Meridian 5 Reset the factory setting Power on the monitor and open the user menu. Do factory reset: Setup – Reset – Yes. Factory reset will turn off “Burn in” mode which screen color switches among red, green, blue and black. 11.5 Troubleshooting: “CheckSum Comparing Fail!”...
  • Page 44: Ddc Instructions

    Meridian 5 12. DDC Instruction General DDC Data Re-programming In case the main EEPROM with Software DDC which store all factory settings were replaced because a defect repaired monitor’ the serial numbers have to be re-programmed. It is advised to re-soldered the main EEPROM with Software DDC 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.
  • Page 45 Meridian 5 12.3 Prepare the EDID written 1. EDID file has been putted in the DDC folder. 2. The VgaSinglePort.exe is the EDID writing tool. 3. The two file must be putted together as below. 12.4 The process of writing EDID and SN 1.
  • Page 46 Meridian 5 click “LoadEDID” to set the parameters.And click the “Next” to load the EDID file. Select the right EDID and then click “OK”, the tool will read the EDID information:...
  • Page 47 Meridian 5 Choose the “Only connect VGA”, and key in the date and the 14 digital S/N. Remark: Please turn on the monitor before clicking “Program”. Or you maybe write EDID fail. When the green “PASS” appear, the process is finished.
  • Page 48 Meridian 5 12.5 Check the SN 1. Connect the video source and power on monitor. 2. Press the “MENU” button to enter the user menu and select “Input”, you can check the 14 digital SN. Take 274E5 for example: 3. If this SN number is the same as what we had written by EDID tool, the EDID and SN writing is completed finally. 12.6 Troubleshooting 1.
  • Page 49 Meridian 5 ID Product Code: C0C8 ID Serial Number: No Use Week of Manufacture: Year of Manufacture: 2012 <-Basic Display Parameters/Features:-> Video i/p definition: Analog Max. H. Image Size : 60cm Max. V. Image Size : 34cm Display Gamma : <-Color Characteristics:->...
  • Page 50 Meridian 5 <-Detailed Timing Descriptions:-> FC (Monitor Name) : PHL 274E5 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 : 4C...
  • Page 51 Meridian 5 EDID Structure Version/Revision: 01 03 <-Vendor/Product Identification:-> ID Manufacturer Name: PHL ID Product Code: C0C8 ID Serial Number: No Use Week of Manufacture: Year of Manufacture: 2012 <-Basic Display Parameters/Features:-> Video i/p definition: Digital Max. H. Image Size : 60cm Max.
  • Page 52 Meridian 5 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) : PHL 274E5 FD (Monitor Limits): Min.
  • Page 53 Meridian 5 720 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:->...
  • Page 54 Meridian 5 ----------------------------------------------- 00| 00 FF FF FF FF FF FF 00 41 0C C8 C0 01 01 01 01 10| 24 16 01 03 80 3C 22 78 2A EE 55 A3 56 50 9F 1C 20| 10 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 56 50 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...
  • Page 55 Meridian 5 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...
  • Page 56: White Balance, Luminance Adjustment

    Install Port95NT drive program, set PC printer connector mode as ECP mode and reset PC after finish installing. c. Connect tool as follow: Note: It’s not necessary to connect Port2. To PC LPT To BSG-265A or Philips model To PC Port 2 equivalent instrument 3. Adjustment Preparation before adjustment: a.
  • Page 57: Product Specification

    Meridian 5 5. Color Temp confirmation Connect the signal to the monitor, the monitor displays white-picture, use CA-210 to measure the Color Temp of the screen center and select the OSD to make sure whether the Color Temps accord with the SPEC. Product specification CIE coordinates (x,y)
  • Page 58 Meridian 5 9300K x = 0.283 ± 0.006 PerfecTune II y = 0.297 ± 0.006 8200K x = 0.291 ± 0.006 PerfecTune II y = 0.306 ± 0.006 7500K x = 0.298 ± 0.006 PerfecTune II y = 0.314 ± 0.006 6500K/sRGB x = 0.313 ±...
  • Page 60: Recommended & Spare Parts List

    Meridian 5 15. Recommended & Spare Parts List Recommended Parts List REMAR LOCATION PCM CODES DESCRIPTION 378G0110574YBA SPEAKER 8 OHM 11W 132*27mm SU 750SMT270W5CH1N20 E750 PANEL LM270WF5-S2CH 756GFDCB0PA2030000 MCU ASS'Y U402 056G2233-37 IC FLASH MX25L4006EM1I-12G 4Mb SOP-8 MXIC A33G1366AFL-1B0100 KEY_FUNCTION A33G1428ANB-1B0100 COVER_HINGE A33G1439--1-1C0100...
  • Page 61 Meridian 3 Service Kit Description Part No. Picture ISP JIG 715GT089-B/C EDID JIG 715GT034-B...
  • Page 63: General Product Specification

    Meridian 5 17. General Product Specification COMPANY: TOP VICTORY FILE NO: Philips 274E5 VERSION: A00.1 TPV ENGINEERING SPECIFICATION MODEL NO: Philips 274E5 Series MODIFY SUMMARY Version NO. Modify Record Prepared Checked Approved Date Jinfeng.C A00.1 Preliminary version 2012-10-19 SPECIFICATION 27” Wide LCD COLOUR MONITOR...
  • Page 64 Meridian 5 274E5 Model For PHILIPS Safety Mechanical Artwork Electrical Prepared by Checked by Approved by:_________________ Date:_____________________ TPV Technology Research and Development Division Revision History: Rev. Date Page Item Modification A00.1 2012-10-19 Preliminary version ANALOG and DVI dual input ( DVI can be optional)
  • Page 65 . POWER MANAGEMENT CAPABILITY . SOG SUPPORT . Windows 7/8compliant .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...
  • Page 66 Meridian 5 CONTENTS MODIFY SUMMARY ..........................................................63 FOREWORD ..........................68 PRODUCT PROFILE ........................68 EDID HEADER ..............................................................68 CANNING FREQUENCIES ............................................................. 69 MBIENT TEMPERATURE ............................................................. 69 OWER ANGE ..............................................................69 MHL C HARGERS ..........................
  • Page 67 Meridian 5 ................................76 4.15 AUDIO ................................................................. 77 4.16 – OPTION IXEL ORBITING FUNCTION ......................................................77 VISUAL CHARACTERISTICS ....................78 EST CONDITIONS ..............................................................78 RIGHTNESS RIGHTNESS UNIFORMITY ......................................................78 OLOR TEMPERATURE ADJUSTMENT ........................................................78 MECHANICAL CHARACTERISTICS ..................
  • Page 68 All optical characteristics are determined according to panel specification after warming up longer than 30 minutes. PRODUCT PROFILE EDID header Data for EDID & .inf file Philips 274E5 (27inch Wide LCD MONITOR User visible strings on .inf file 274E5) Manufacturer ID ( EDID data) Product ID, "xxxx" 4 codes...
  • Page 69: Ambient Temperature

    Scaler should be capable of below items. 1) Scaler 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”...
  • Page 70 Meridian 5 Input signal: Single TMDS link (Three channels: RX0-/+, RX1-/+, RX2-/+) 3) HDMI ( option , refer to Quick specification table) Follow HDMI 1.4 specification 4). MHL The MHL specification is an HD video and digital audio interface optimized for connecting mobile phones and portable devices to displays(Monitor/TV) and other home entertainment products.
  • Page 71 Meridian 5 1. RGB signal : OFF (no this function) 2. YUV signal : (Video timming) ON (Be use and set ON/OFF) (But only 1080p define is OFF ) PC timing: to follow PC timing table TMDS/+5V/DDC/HPD/CEC Signals (TMDS Signal) Termination Supply Voltage AV 3.3V±5% Differential Voltage Level :...
  • Page 72 Meridian 5 Interface D-Sub Cable Length : Please refer to M3 cable bundle summary file Fix with monitor when packing, with transplant pin protective cover. Connector type : D-Sub male with DDC2B pin assignments. Blue connector thumb-operated jack screws Pin assignments: PIN No.
  • Page 73 Meridian 5 Hot plug detect T.M.D.S. data0- T.M.D.S. data0+ T.M.D.S. data0 shield No Connect No Connect T.M.D.S clock shield T.M.D.S. clock+ T.M.D.S. clock- HDMI Cable The input signals are applied to the display through HDMI cable. Length : Please refer to M5 cable bundle summary file Connector type : HDMI male with DDC-2B pin assignments White connector thumb-operated jackscrews With transplant pin protective cover.
  • Page 74 OSD Translation Power On logo Power On Logo: Power Show up Philips logo 3 seconds Change to input signal. This picture is reference only. The official drawing will send out by PM.
  • Page 75: Power Management

    Meridian 5 Horizontal scanning Sync polarity : Positive or Negative Scanning frequency : 30 – 83 K Hz PS : Item 3.4 and 3.5 , as far as possible to be display (another Horizontal and Vertical) Vertical scanning Sync polarity : Positive or Negative Scanning frequency : 56 - 76 Hz...
  • Page 76 Meridian 5 24"(16:9) 1920x1080 EPA 5.1 VS EPA6.0 VGA Display identification In accordance with VESA Display Channel Standard Ver.1.0 and DDC 2B capability DVI Display identification In accordance with DVI requirement (DDWG digital Visual Interface revision 1.0) use DDC-2B, DDC/CI, and EDID V1.3 DDC /CI Support 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.
  • Page 77: Audio

    Meridian 5 audio 3.17.1 Frequency Response The amplifier and speaker combination shall provide a frequency response of 300 Hz to 20 kHz, with +/- 3 dB variation over the entire response range. 3.17.2 Total Harmonic Distortion Total harmonic distortion shall be limited to 5% THD at the maximum wattage speaker rating specified in section 1.3, at 1 kHz, when the input is 1.0Vrms.
  • Page 78: Visual Characteristics

    Meridian 5 VISUAL CHARACTERISTICS Test conditions Unless otherwise specified, this specification is defined under the following conditions. (1) 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 nits with full screen 100 % duty cycle white signal (3) Warm up: more than 30 minutes after power on with signal supplied.
  • Page 79 Meridian 5 9300K x = 0.283 ± 0.02 PerfecTune II y = 0.297 ± 0.02 8200K x = 0.291 ± 0.02 PerfecTune II y = 0.306 ± 0.02 7500K x = 0.298 ± 0.02 PerfecTune II y = 0.314 ± 0.02 6500K/sRGB x = 0.313 ±...
  • Page 80: Mechanical Characteristics

    Base / Pedestal to be Flame Retardant UL 94-HB. All major plastic parts (bezel, back cover) need to be molded from same resin. Plastic resin type selection should be referred to “plastic-Philips Pool monitor”. Texture/Glossing of housing The texture area and texture no should follow Philips make-up sheet.
  • Page 81: Tilt And Swivel Base

    MMD request metal plate in Kensington hole. Label Regulatory label / Carton label should follow Philips requirement. Detail document refer to Philips Engineering Reference Book. Product dimension / Weight ( Refer to Philips approved SHT 191/SHT560 ) Unit dimension Packed unit dimension: Net weight...
  • Page 82: Pallet / Container Loading (Refer To Philips Approved Sht 560)

    3. Cold Drop test (for design reference) Un-package test 1. Sine vibration (operating) 2. Half sine shock test (non operation) Pallet / Container loading (Refer to Philips approved SHT 560) Transportation standards refer to TYE-M0002 ,UAN-D1534 and UAW-0309. Air shipment - Sea container 20'(pallet/slip sheet)
  • Page 83 Meridian 5 7.1Susceptibility of display to external environment Operating - Temperature : 0 to 40 degree C - Humidity : 80% max - Altitude : 0-3658m - Air pressure : 600-1100 mBAR Storage - Temperature : -20 to 60 degree C - Humidity : 95% max - Altitude...

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