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Philips 231P4UPES/00 Service Manual
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Philips 231P4UPES/00 Service Manual

Philips 231P4UPES/00 Service Manual

23" lcd color monitor
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23 LCD Color Monitor
Service
Service
Service
Description
Table of Contents......................................................1
Revision List.............................................................2
Important Safety Notice............................................3
1. Monitor Specifications............................................4
2. LCD Monitor Description........................................6
3. Operation Instructions............................................7
3 . 1 I n s t a l l a t i o n ... ... ... ... ... ... ... ... ... ... ... . ... . . . 7
3.2 Operating the monitor......... .............................8
4. Input/output Specification...................................10
4.1 Input Signal Connector......................................10
4.2 Resolution & Preset Modes................................11
4.3 Pixel Defect Policy.......................................12
5. Schematic Diagram.............................................. 14
5.1 Scaler Board..............................................14
5.2 Power Board..............................................28
5.3 Key Board..............................................30
5.4 IR Board...............................................31
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 2010 Philips Consumer Lifestyle Subject to modification
231P4UPES/00
231P4UPEB/00
231P4UPES/57
231P4UPEB/75
Page
SAFETY NOTICE
Description
6. PCB Layout................................................32
6.1 Scaler Board............................................32
6.2 Power Board................................................32
6.3 Key Board.............................................32
6.4 IR Board.............................................33
6.5 Power Board.............................................33
7. Wiring Diagram.............................................34
8. Scaler Board Overview..................................35
9. Mechanical Instructions...............................36
10. Repair Flow Chart........................................41
11. ISP Instructions..................................................45
12. DDC Instructions................................................51
13. White Balance, Luminance Adjustment..............58
14. Monitor Exploded View.......................................60
15. Recommended & Spare Parts List...................61
16. Different Parts List......................................63
17 General Product Specification.........................64
Oct, 21, 2010
K
Chassis: Meridian 4
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Summary of Contents for Philips 231P4UPES/00

  • Page 1 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 2010 Philips Consumer Lifestyle Subject to modification Oct, 21, 2010...

  • Page 2: Revision List

    Meridian 4 Revision List Version Release Date Revision History DEC,26,2012 Initial release, Update BOM for 231P4UPES/00&231P4UPEB/00 JUL-04-2013 Update BOM for 231P4UPES/57 JUL-11-2013 Update BOM for 231P4UPEB/75...

  • Page 3: Important Safety Notice

    Consequently, Philips has not undertaken any such broad evaluation. Accordingly, a customer who uses a service procedure or tool which is not recommended by Philips must first satisfy himself thoroughly that neither his safety nor the safe operation of the equipment will be jeopardized by the service method selected.

  • Page 4: Monitor Specifications

    Meridian 4 1. Monitor Specifications Technical specifications...
  • Page 5 Meridian 4 Note: 1. EPEAT Gold or Silver 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.

  • Page 6: Lcd Monitor Description

    Meridian 4 2. LCD Monitor Description The LCD monitor 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 Flat Panel and LED Drive. LED backlight Scaler Board Power Board...
  • Page 7 Meridian 4 3. Operating Instructions 3.1 Installation...

  • Page 8: Operating The Monitor

    Meridian 4 Operating the monitor...
  • Page 9 Meridian 4...

  • Page 10: Input/Output Specification

    Meridian 4 4. Input/ output Specification 4.1 Input Signal Connector Analog Connectors Signal Name Signal Name Pin No. Pin No. 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...

  • Page 11: Resolution & Preset Modes

    Meridian 4 4.2 Resolution & Preset Modes...

  • Page 12: Pixel Defect Policy

    Meridian 4 4.3 Pixel Defect Policy each category. Philips strives to deliver the highest quality products. Bright dot defects We use some of the industry's most advanced Bright Dot Defects Bright dot defects appear as pixels manufacturing processes practice stringent or sub pixels that are always lit or 'on'.
  • Page 13 Pixel Defect Tolerances In order to qualify for repair or replacement due to pixel defects during the warranty period, a TFT Monitor panel in a Philips flat panel monitor must have pixel or sub pixel defects exceeding the tolerances listed following tables.
  • Page 22 1 2 3 4 USB3.0 USB3.0 USB3.0...

  • Page 32: Scaler Board

    Meridian 4 6. Pcb Layout 6.1 Scaler Board (715G5689M0D000005K) Remark: Parts position can be searched by using FIND function in PDF. CN701 CN715 F701 CN4301 C701 CN4302 C750 SCREW3 TP456 C756 C769 R747 R746 R701 R745 FB704 R744 C4306 FB4301 U701 C771 R727...

  • Page 33: Power Board

    Meridian 4 6.4 IR Board (715G5459R01000004S) Remark: Parts position can be searched by using FIND function in PDF. LED312 U312 LED311 U313 CN312 U311 CN311 6.5 Power Board (715G4033P01000004I) Remark: Parts position can be searched by using FIND function in PDF. CN801 CN802...

  • Page 34: Key Board

    Meridian 4 7. Wiring Diagram Panel Backlight CN701 CN4301 CN712 Power Board Main Board CN714 CN713 Switch Speaker CN709 CN901 CN101 IR Board CN312 CN311 Key Board CN001...

  • Page 35: Scaler Board Overview

    Meridian 4 8. Scaler Board Overview FFC Cable Scaler DC-DC VGA EEPROM...

  • Page 36: Mechanical Instructions

    Meridian 4 9. Mechanical Instructions Step Figure Description The monitor Preparation Press the button and Remove the move up the HINGE ASS'Y monitor The HINGE The HINGE ASS'Y ASS'Y...
  • Page 37 Meridian 4 Remove the Remove the screws to REAR_COVER remove the REAR_COVER. Tear out all tapes. Remove the Separate the screws and MAINFRAME disconnect the and PANEL connectors to separate the MAINFRAME and PANEL.
  • Page 38 Meridian 4 Remove the screws and disconnect the Remove the connectors to MAIN BOARD remove the and POWER speaker BOARD MAIN BOARD and POWER BOARD.
  • Page 39 Meridian 4...
  • Page 40 Meridian 4 The bezel The bezel The panel The panel...

  • Page 41: Repair Flow Chart

    Meridian 4 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 indicate is OK? Replace the power board and check connections Replace scaler board and check connections Replace key board and check connections...
  • Page 42 Meridian 4 No Video (Power LED Blue) 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 43 Meridian 4 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 The end pixel clock in the user mode Pull out signal cable Check the signal cable and check “Self Test and the PC...
  • Page 44 Meridian 4 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 The end Pull out the signal cable and check the screen color display is Replace the signal cable or PC Replace the scaler board...

  • Page 45: Isp Instructions

    Meridian 4 11. ISP Instructions 11.1 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: V1.7 Beta2 New F/W...
  • Page 46 Meridian 4 11.2 Connection...
  • Page 47 Meridian 4 11.3 Install the MStar tool. 11.3.1 Copy MStar tool in one folder. 11.3.2 Double-click Setup.exe to install the MStar tool and complete as the following steps.
  • Page 48 Meridian 4...
  • Page 49 Meridian 4 11.3.3 Double-click to run the ISP tool and complete as the following steps Click read button and open the right software...
  • Page 50 Meridian 4...

  • Page 51: Ddc Instructions

    12.2 Connect the EDID Board as follow: Note: when update, should make sure the LCD AC on, DC on. Connect this port to the Philips model HDMI2 port for 231B4LPYCS Connect to the PC LPT Connect this port to the...
  • Page 52 Meridian 4 1. Rename the EDID data to “wa”, “wd”. 2. Put the “wa” and “wd” into a new folder, and then create another new folder named “ddc” (It must be “ddc” instead of other names). Step1: Must put the “ddc” folder and “TPVDDC6.0.exe” into the same folder. Step2: Must copy the folder which contains EDID data and “config”...
  • Page 53 Meridian 4 Click “NEXT”, it will show the picture as follow: 5. Click “OK”,it will show the picture as follow:...
  • Page 54 Meridian 4 6. Key in the same 14 numbers in the Input SN and pitch on “Only connect HDMI”.Then click “ program”. 7. If it shows the below picture, it means the write is successful. The information must be the same as the data...
  • Page 55 Meridian 4 8. Click “program”, if the 12V connector is not OK, it will show the picture as follow: 9. Click “program”, if the cable connector is not OK, it will show the picture as follow:...
  • Page 56 Meridian 4 231P4UC EDID Analog EDID 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 CB 08 01 01 01 01 10| 26 16 01 03 6E 33 1D 78 2A 77 C5 A3 54 4F 9F 27 20| 11 50 54 BD 4B 00 D1 C0 B3 00 95 00 81 C0 95 0F 30| 81 80 01 01 01 01 02 3A 80 18 71 38 2D 40 58 2C...
  • Page 57 Meridian 4 640 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:->...

  • Page 58: White Balance, Luminance Adjustment

    Meridian 4 13. White Balance, Luminance Adjustment 1. Apparatuses and program: analyzer CA-210, PC, tool, FGA adjustment program (PHILIPS 229CL.DDCI), Pattern generator. 2. Equipment installation: a. Connect analyzer CA-210 to PC by USB connector, install drive program CA-SDK Ver4.00 for CA-210 and restart PC after finish installing b.
  • Page 59 Meridian 4 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. 6.

  • Page 61: Recommended & Spare Parts List

    Meridian 4 15. Recommended & Spare Parts List Recommended Parts List LOCATION PCM CODES DESCRIPTION REMARK U404 056G2233-42 IC FLASH MX25L6406EM2I-12G 64Mb SOP-8 MXIC U406 056G2233501 IC FLASH MX25L2026DM1I-12G 2Mb SOP-8 MXIC A15G1554101 BRACKET HOOK A33G1146ADT-1L0100 KNOB RELEASE A33G1322AFE-2C0100 LENS_POWER A33G1323AEO-1C0100 LENS_HUMAN_SENSOR A33G1323AEO-2C0100...
  • Page 62 Meridian 4 Service Kit Description Part No. Picture EDID & ISP TOOL 715GT034-B...

  • Page 64: General Product Specification

    Meridian 4 M4-231P4UC SERIES GENERAL PRODUCT SPECIFICATION Issued by: Argent Chan/HH Chi Revision History Ver. Date (yy.mm.dd) Author Brief Description 2012.08.09 Cefiro.king Initial version Blue: Changes than last version Red: TBD Smart features...
  • Page 65 . SOG SUPPORT . Windows 7/ Windows 7/Vista Premium Logo Certification . SMART CONTROL PREMIUM . SMARTContrast 20M:1(LED) Waiting for supplier input . SMART Image . PHILIPS LOGO displayed while power on . WEEE REQUIREMENT . RoHS REQUIREMENT . TCO5.1 REQUIREMENT 231B4UC 23”...

  • Page 66: Table Of Contents

    Meridian 4 CONTENTS FOREWORD ..........................69 PRODUCT PROFILE ........................69 DID HEADER .......................... 69 CANNING FREQUENCIES ...................... 69 : ....................... 70 MBIENT TEMPERATURE ELECTRICAL CHARACTERISTICS ..................70 NTERFACE SIGNALS ....................... 70 NTERFACE ..........................71 IMING REQUIREMENT ......................72 ORIZONTAL SCANNING .......................
  • Page 67 USCEPTIBILITY OF DISPLAY TO EXTERNAL ENVIRONMENT ..........90 RANSPORTATION TESTS ...................... 90 ISPLAY DISTURBANCES FROM EXTERNAL ENVIRONMENT ..........90 ISPLAY DISTURBANCES TO EXTERNAL ENVIRONMENT ............ 90 RELIABILITY ..........................90 231B4UC 23” Wide 16:9 LCD Monitor 2012/08/09 PHILIPS 67 of 95...
  • Page 68 Meridian 4 IME BETWEEN AILURES ..................90 QUALITY ASSURANCE REQUIREMENTS ................ 91 CCEPTANCE TEST ........................ 91 PHILIPS’ FLAT PANEL MONITORS PIXEL DEFECT POLICY ........92 REGULATORY COMPLIANCE ..................95 10.1 ORLDWIDE EGULATORY ....................95 10.2 EMC R EQUIREMENTS ......................95 10.3...

  • Page 69: Foreword

    All optical characteristics are determined according to panel specification after warming up longer than 30 minutes. PRODUCT PROFILE Data for EDID & .inf file Philips 231B4U (23inch Wide LCD MONITOR 1 User visible strings on .inf file 231B4U) 2 Manufacturer ID ( EDID data) 3 Product ID, "xxxx"...

  • Page 70: Scanning Frequencies

    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 71: Interface

    Pin assignments: PIN No. SIGNAL Green/ SOG Blue Sense (GND) Cable Detect (GND) Red GND Green GND Blue GND DDC +3.3V or +5V Logic GND Sense (GND) Bi-directional data 231B4UC 23” Wide 16:9 LCD Monitor 2012/08/09 PHILIPS 71 of 95...

  • Page 72: Timing Requirement

    Meridian 4 H/H+V sync V-sync Data clock 3.2.2 USB 2.0 and USB 3.0 : a. USB 3.0 AND USB 2.0 INPUT (ON COMM. PORT) b. 2 PORT USB3.0 ,NO B/C function. 3.2.3 ETHERNET : 3.2.4 Micro-phone input : 3.2.5 Ear-phone output : Timing requirement Factory Preset mode definition: Perfect FOS while presenting those timings.
  • Page 73 Attachment files : OSD TREE Refer to OSD TREE POWER ON LOGO Power On Logo: Power On Show up Philips logo 3 seconds Change to input signal. This picture is reference only. The official drawing will send out by PM.

  • Page 74: Horizontal Scanning

    Meridian 4 Horizontal scanning Sync polarity : Positive or Negative Scanning frequency : 30 – 83 K Hz Vertical scanning Sync polarity : Positive or Negative Scanning frequency : 56 - 75 Hz PS : Item 3.4 and 3.5 , as far as possible to be display (another Horizontal and Vertical) Power input connection Power cord length...

  • Page 75: Vga Display Identification

    Philps SmartManage, SmartControl V6.1, and Protrait Display Tune at least. 3.10 Pivot function(OSD pivot) It needs to support OSD PIVOT function with SmartControl PC application tool. 3.11 Hot-key definition Refer to hot-key definition 231B4UC 23” Wide 16:9 LCD Monitor 2012/08/09 PHILIPS 75 of 95...

  • Page 76: Smart Contrast

    Meridian 4 Smart contrast This function changes the panel backlight dynamically according to the frame brightness histogram. 3.16.1 Smart Image(Premium) OSD outlook 3.13.1.1 Position The position of the button is at the bottom center of the screen. 3.13.1.2 Smart Image Logo & Banner As design to keep the LightFrame logo at header but change the name to “SmartImage”...
  • Page 77 4. Smart Contrast set to “Off”. B. Movie i. Purpose: Design for video application, Like Microsoft Media Player or Real Player. The screen is dominated by video. ii. Enhancement Point: 231B4UC 23” Wide 16:9 LCD Monitor 2012/08/09 PHILIPS 77 of 95...
  • Page 78 Meridian 4 1. Dynamic contrast enhancement by histogram analysis (DLC) should be implemented. 2. Sharpness enhanced 90%. 3. Color enhancement set as the same with Video. 4. Color temperature set to 7500° (Based on final PQ settings) (if higher) 5. Brightness level sets to maximum. 6.

  • Page 79: Perfecttune

    3.18.1 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. 231B4UC 23” Wide 16:9 LCD Monitor 2012/08/09 PHILIPS 79 of 95...

  • Page 80: Audio

    Meridian 4 3.18.2 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 1.3Vrms. 3.18.3 Power Handling Each speaker transducer shall accept up to the specified Wattage of audio power without damage or exceeding the frequency response and total harmonic distortion specifications.

  • Page 81: Usb Support

    0 : 0FF 1 : 90 cm tolerance : ( 10cm) 2 : 100 cm tolerance : ( 10cm) 3 : 110 cm tolerance : ( 10cm) 4 : >130 cm 231B4UC 23” Wide 16:9 LCD Monitor 2012/08/09 PHILIPS 81 of 95...
  • Page 82 Meridian 4 Sensor test a. Don’t this b. Press set this SENSOR distance measure 1. Cotton material color : black 2. Monitor center straight distance (90 deg) 3. Body width : about 40cm 4. Body horizontal move : Monitor center +- 5cm Anti-interference between two monitors, Monitors must have anti-interference methods(coding ..etc) to prevent monitors to talk to each other...
  • Page 83 2 (and vice versa). Furthermore, user 1 could perhaps (via monitor 1) influence the powersensor readout on monitor 2. Fig. 3: set up of multiple monitors under an angle 231B4UC 23” Wide 16:9 LCD Monitor 2012/08/09 PHILIPS 83 of 95...

  • Page 84: Visual Characteristics

    Meridian 4 It needs to do calibration to make sure the same detection distance. Service requirements are taken into account. In the factory mode, it needs to reserve the max. distance adjustment value to adjust distance ranges. Visual characteristics Test conditions Unless otherwise specified, this specification is defined under the following conditions.

  • Page 85: Color Temperature Adjustment

    = 0.313 ± 0.006 PerfecTune II y = 0.329 ± 0.006 5000K x = 0.345 ± 0.006 PerfecTune II y = 0.357 ± 0.006 Quality Inspection specification: 231B4UC 23” Wide 16:9 LCD Monitor 2012/08/09 PHILIPS 85 of 95...
  • Page 86 Meridian 4 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 = 0.313 ± 0.015 y = 0.329 ± 0.015...

  • Page 87: Mechanical Characteristics

    Mechanical characteristics Cosmetic - Philips ID Mechanical data files - ProE files required Location of Philips logo - Per Philips make-up sheet Gap between panel and front bezel < 1.2mm (Typ.) Location of Control icons - Per Philips Graphic sheet...

  • Page 88: Texture/Glossing Of Housing

    Regulatory label / Carton label should follow Philips requirement. China RoHS label Detail document refer to Philips Engineering Reference Book. 5.16 Product dimension / Weight ( Refer to Philips approved SHT 191/SHT560 ) Unit dimension : Packed unit dimension: Net weight Gross weight 5.17 Transportation...

  • Page 89: 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) 5.18 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 90: Environmental Characteristics

    Meridian 4 B. 20’/40’/40’HQ Container loading for WW 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 (800X1200mm pallet) B. Land 45‘ Truck and Trailer (1000X1200mm pallet) for UK Environmental characteristics The following sections define the interference and susceptibility condition limits that might occur between external environment and the display device.

  • Page 91: Quality Assurance Requirements

    Quality assurance requirements Acceptance test According to MIL-STD-1916D Control III level AQL: NA (Please also refer to annual quality agreement) Customer acceptance criteria: UAW0377/00 231B4UC 23” Wide 16:9 LCD Monitor 2012/08/09 PHILIPS 91 of 95...

  • Page 92: Philips' Flat Panel Monitors Pixel Defect Policy

    Meridian 4 Philips’ Flat Panel Monitors Pixel Defect Policy Philips’ Flat Panel Monitors Pixel Defect Policy BRIGHT DOT DEFECTS ACCEPTABLE LEVEL MODEL 231B4UC 1 lit sub-pixel 2 adjacent lit sub-pixels 3 adjacent lit sub-pixels (one white pixel) Distance between two bright dots...
  • Page 93 Fig 1: Measurement locations of Brightness Uniformity 231B4UC 23” Wide 16:9 LCD Monitor 2012/08/09 PHILIPS 93 of 95...
  • Page 94 Meridian 4 Fig 2: Cross talk pattern Gray level 46 (64 Gray level) Fig 3: Cross talk Pattern Center at Gray level 0 (Black)

  • Page 95: Regulatory Compliance

    10.2 EMC Requirements Supplier DVT EMI test result must be submitted prior to DVT samples delivery, and PVT EMI test result must be submitted again prior to PVT samples delivery, which also has to meet Philips' immunity testing specification. 10.3 RoHS Restriction on the use of certain hazardous substances.

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