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Philips 241S4LCS/00 Service Manual
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Philips 241S4LCS/00 Service Manual

Philips 241S4LCS/00 Service Manual

24 inch fhd tft lcd colour monitor
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See also: User Manual
TFT
inch FHD
24
Description
Important Safety Notice--------------------------------------2
Technical Data--------------------------------------------- ----3
Installation----------------------------------------------------4~5
Troubleshooting---------------------------------------------6~7
On Screen Display------------------------------------------8~9
Lock/unlock, Aging,Factory mode-------------------------10
Mechanical Instructions ------------------------------12~14
Color adjustment --------------------------------------------15
Electrical instruction ----------------------------------18~19
Service Tool-----------------------------------------------20~21
DDC Instructions & Serial Number -----------------22~28
DDC DATA -----------------------------------------------29~30
Firmware Upgrade for CPU-
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 VOL TAGES.
CAUTION: USE A SEPARATE ISOLATION TRANSFORMER FOR THIS UNIT WHEN SERVICING.
Published by Philips Consumer Lifestyle Copyright reserved Subject to modification
LCD Colour Monitor
241S4LSS/00
241S4LSS/00(AP)
241S4LSS/01
241S4LSB/00
241S4LSB/00(AP)
241S4LSB/01
241S4LSB/27
241S4LSB/69
241S4LSB/75
241S4LSB/93

TABLE OF CONTENTS

Page
---------------------------------11
------------------------31~32
SAFETY
REFER TO BACK COVER FOR IMPOR T ANT SAFETY GUIDELINES
241S4LCS/00
241S4LCS/00(AP)
241S4LCS/01
241S4LCB/00
241S4LCB/00(AP)
241S4LCB/01
241S4LCB/27
241S4LCB/69
241S4LCB/75
Description
Wiring Diagram----------------------------------------------34
Block Diagram------------------------------------------------35
Scaler Diagram & C.B.A. ------------------------------36~41
LED Driver
Diagram & C.B.A. -------------------------42~44
LED Diagram & C.B.A.--------- -------------------------47~48
General product specification------------------------49~68
Exploded V iew -------------------------------------------69~70
Spare/
Recommended P
PCBA photos---------------------------------------------------73
Repair tips-------------------------------------------------74~75
Repair Flow chart----------------------------------------76~77
Safety Test Requirments------------------------------------78
BZL&CTRL BD Replace ---------------------------------------79
Auto Color & User reset --------------------------------80~81
NOTICE
Chassis:
MERIDIAN 4
Horizontal frequencies
30 - 8 3 kHz
-
-----------------------------------33
arts List---------------------71~72
GB
JSep 14 2011
Page

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  • Page 1: Table Of Contents

    AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING ELECTRONIC EQUIPMENT CONTAINING HIGH VOL TAGES. CAUTION: USE A SEPARATE ISOLATION TRANSFORMER FOR THIS UNIT WHEN SERVICING. REFER TO BACK COVER FOR IMPOR T ANT SAFETY GUIDELINES Published by Philips Consumer Lifestyle Copyright reserved Subject to modification JSep 14 2011...

  • Page 2: Important Safety Notice

    SERVICE MANUAL. recommended by Philips must f irst sati sfy himself thoroughly that neither his safety nor the saf e operation of the equipment will be jeopardized by the service method sel ected.

  • Page 3: Technical Data

    Technical Data Scanning frequencies Ambient temperature: 0 C - 40 C Power input connection Power management Mode VSYN Video Pwr-con Indication Rec. time Susceptibility of display to external environment...

  • Page 4: Installation

    241S4L LCD Installation Front View Product Description Accessory Pack Unpack all the parts Connecting to Your PC 1) Connect the power cord to the back of the monitor firmly. (Philips has pre-connected VGA cable for the first installation. Rear View...
  • Page 5 241S4L LCD Installation Connecting to Your PC 1) Connect the power cord to the back of the monitor firmly. (Philips has pre-connected VGA cable for the first installation.

  • Page 6: Troubleshooting

    241S4L LCD Troubleshooting...
  • Page 7 241S4L LCD Troubleshooting...

  • Page 8: On Screen Display

    On-Screen Display Description of the On Screen Display What is the On-Screen Display? Basic and simple instruction on the control keys.
  • Page 9 On-Screen Display The OSD Tree...

  • Page 11: Philips Pixel Defect Policy

    Philips Pixel Defect Policy Philips' Flat Panel Monitors Pixel Defect Policy dark dot Proximity of Pixel Defects Pixel Defect Tolerances Pixels and Sub pixels ACCEPTABLE BRIGHT DOT DEFECTS LEVEL MODEL 241S4L(C))(Y) Types of Pixel Defects bright dot ACCEPTABLE BLACK DOT DEFECTS...

  • Page 12: Mechanical Instructions

    Mechanical Instruction (For 241S4L model) (For 241S4LC model)

  • Page 13: Mechanical Instructions

    Mechanical Instruction...
  • Page 14 Mechanical Instruction...
  • Page 15 Fig. 4 Fig. 3...

  • Page 16: Faqs (Frequently Asked Questions)

    241S4L LCD FAQs (Frequently Asked Questions)
  • Page 17 241S4L LCD FAQs (Frequently Asked Questions)
  • Page 18 (optional for 241S4L / 241S4LA / 241S4LC / 241B4LP ) Support 241SB4 support Pixel Rate Horizontal Vertical V_Total Polarity Auto Timing Resolution ( MHz ) ( KHz ) ( Hz ) ( Line ) ( H / V ) 640x350/70 25.175 31.469 70.086...
  • Page 19 White color adjustment Product specification Production alignment spec. Quality Inspection specification:...

  • Page 20: Service Tool

    241S4L LCD Service tool-Hardware PCM code 12NC 5E.L8215.001 996510019769...

  • Page 21: Service Tool

    241S4L LCD Service tool-Software FW writing tool: Easy Writer V4.54 DDC writing tool: Q-EDID-V30...
  • Page 22 241S4L LCD DDC Instructions DDC Data Re-programming In case the DDC data memory IC or main EEPROM which storage all factory settings were replaced due to a defect, the serial numbers have to be re-programmed "Analog DDC IC, Digital DDC IC & EEPROM". It is advised to re-soldered DDC IC and main EEPROM from the old board onto the new board if circuit board have been replaced, in this case the DDC data does not need to be re-programmed.
  • Page 23 241S4L LCD DDC Instructions 5. Connect and Mains cord to Monitor as shown in Fig.2. Fig.2 Pin assignments: A. 15-pin D-Sub Connector PIN No. SIGNAL PIN No. SIGNAL DDC +3.3V or +5V Green/ SOG Logic GND Blue Sense (GND) Sense (GND) Bi-directional data Cable Detect (GND) H/H+V sync...
  • Page 24 241S4L LCD DDC Instructions 6. Setup the Philips-IMS EDID Tools program Step 1: Open Q-EDID V030 Software into your folder as shown in Fig.3. and Fig.4. Fig.3 Fig.4...
  • Page 25 241S4L LCD DDC Instructions Step 2: Press “Open File” then choose 241S4L DDC FILE Fig.5...

  • Page 26: Ddc Instructions

    241S4L LCD DDC Instructions Step 3 : Load DDC file success as shown in Fig. 6 . Fig.Step 4 : update Serial number and press enter to correct S/N number shown as Fig.7 . Fig.7...
  • Page 27 241S4L LCD DDC Instructions Step 5 : Press “RUN” to write EDID and serial number shown as Fig.8 . Fig.8 Step 6 : EDID and serial number update success shown as Fig.9 Fig.9...
  • Page 28 241S4L LCD DDC Instructions 8. Press “Read EDID” to read EDID and serial number shown as Fig.10 . and check Serial number is the same as we set. Note: If not the same, please rewrite EDID S/N again. Fig.10 Serial Number Definition...

  • Page 29: Ddc Data

    DDC DATA...
  • Page 30 DDC DATA...

  • Page 33: Failure Mode Of Panel

    241S4L LCD Failure Mode Of Panel Quick reference for failure mode of LCD panel this page presents problems that could be made by LCD panel. It is not necessary to repair circuit board. Simply follow the mechanical Polarizer has bubbles instruction on this manual to eliminate failure by replace LCD panel.
  • Page 41 241S4L LCD S c alar Diagram & C .B .A...
  • Page 44 241S4L LCD...

  • Page 46: Control Diagram & C.b

    241S4L LCD C ontrol Diagram & C .B .A.
  • Page 48 241S4L LCD L D D C.B .A...

  • Page 49: General Product Specification

    Issued by: Argent Chan/Paul Tsai Revision History Ver. Date (yy.mm.dd) Author Brief Description 2011.01.13 UC Hsu Initial version Blue: Changes than last version Red: TBD M4 Series Quick Specification table: M4 241S4 / 241B4 24” Wide 16:9 LCD Monitor 2011/07/12 PHILIPS 1 of 20...
  • Page 50 ) ........12 ERFECT FORMERLY LIGNMENT 3.17 P ) ..........12 OWER ENSOR OPTION REFER TO UICK SPECIFICATION TABLE 3.18 S ) ......................12 MART OWER OPTION M4 241S4 / 241B4 24” Wide 16:9 LCD Monitor 2011/07/12 PHILIPS 2 of 20...
  • Page 51 USCEPTIBILITY OF DISPLAY TO EXTERNAL ENVIRONMENT ............. 19 RANSPORTATION TESTS ......................20 ISPLAY DISTURBANCES FROM EXTERNAL ENVIRONMENT ............... 20 ISPLAY DISTURBANCES TO EXTERNAL ENVIRONMENT ..............20 M4 241S4 / 241B4 24” Wide 16:9 LCD Monitor 2011/07/12 PHILIPS 3 of 20...

  • Page 52: Foreword

    5 Horizontal Frequency Range 30~83 KHz 6 Vertical Frequency Range 56~76Hz 7 Monitor Name (13 characters max.) Philips 241SL 241S4LY 1 User visible strings on .inf file Philips 241SLY (24inch Wide LCD MONITOR 241S4LY) 2 Manufacturer ID ( EDID data) 3 Product ID, "xxxx"...

  • Page 53: Scanning Frequencies

    30~83 KHz 6 Vertical Frequency Range 56~76Hz 7 Monitor Name (13 characters max.) 241BLPY Panel Suppliers to offer panel specifications. Panel incoming specification: Follow Philips’ specification. AUO M240HW01 VD Type NR. : AUO M240HW01 VD Resolution : 1920 x 1080 (FHD) Outline dimensions : 556.0(H) x 323.2(V) x 11.5(D) mm...

  • Page 54: 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 SCR preferred 4) VGA signal Auto adjustment: Monitor automatically adjusts and optimizes resolution and frequency based on input signal defined by “Source”...

  • Page 55: Interface

    : DVI-D male with DDC-2B pin assignments White connector thumb-operated jackscrews with transplant pin protective cover. Pin Assignment: Pin No. Description T.M.D.S. data2- T.M.D.S. data2+ T.M.D.S. data2 shield No Connect M4 241S4 / 241B4 24” Wide 16:9 LCD Monitor 2011/07/12 PHILIPS 7 of 20...
  • Page 56 T.M.D.S. clock+ T.M.D.S. clock- 3.1.3 Display port cable Length : Please refer to cable bundle summary file Connector type : DP1.4 type A cable-connector Pin Assignment : M4 241S4 / 241B4 24” Wide 16:9 LCD Monitor 2011/07/12 PHILIPS 8 of 20...

  • Page 57: Timing Requirement

    : Refer to Timing table Timing pixel clock over H/W limitation do not support. 1. Factory preset modes and preset modes are defined in the enclosed timing table file M4 241S4 / 241B4 24” Wide 16:9 LCD Monitor 2011/07/12 PHILIPS 9 of 20...

  • Page 58: Osd/Keypad Functions

    OSD Translation 8 LANGUAGES, w/o Turkish. 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 59: Vga Display Identification

    3.13 Pivot function (option , refer to Quick specification table) It needs to support AUTO PIVOT function with SmartControl PC application tool. 3.14 Hot-key definition 3.15 Smart Image M4 241S4 / 241B4 24” Wide 16:9 LCD Monitor 2011/07/12 PHILIPS 11 of 20...

  • Page 60: Perfecttune

    (2) Luminance setting : controls to be set to 300 nits with full screen 100 % duty cycle white signal (3) Warm up: more than 30 minutes after power on with signal supplied. M4 241S4 / 241B4 24” Wide 16:9 LCD Monitor 2011/07/12 PHILIPS 12 of 20...

  • Page 61: Brightness

    = 0.313 ± 0.006 PerfecTune II y = 0.329 ± 0.006 5000K x = 0.345 ± 0.006 PerfecTune II y = 0.357 ± 0.006 M4 241S4 / 241B4 24” Wide 16:9 LCD Monitor 2011/07/12 PHILIPS 13 of 20...

  • Page 62: 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. mm (Typ.) Location of Control icons - Per Philips Graphic sheet...

  • Page 63: If Paint Is Used

    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”. 5.12 Texture/Glossing of housing The texture area and texture no should follow Philips make-up sheet.

  • Page 64: Product Dimension / Weight ( Refer To Philips Approved Sht 191/Sht560 )

    5.15 Product dimension / Weight ( Refer to Philips approved SHT 191/SHT560 ) 241S4L/241S4LA Unit dimension : 437*565*207 Packed unit dimension: 476*605*139 mm (WW) Net weight : 5.3kg Gross weight : 6.8kg 241S4LY/241S4LC/241B4LP/241B4LPY Unit dimension : 403*565*227 Packed unit dimension: 405*624*172 mm (WW) Net weight : 6.3 kg...

  • Page 65: 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) 5.17 Pallet / Container loading (Refer to Philips approved SHT 560) Transportation standards refer to TYE-M0002 ,UAN-D1534 and UAW-0309. Air shipment - 241S4L/241S4LA...
  • Page 66 Land 45‘ Truck and Trailer (1000X1200mm pallet) for UK 241S4LY/241S4LC/241B4LP/241B4LPY : 1300 Truck shipment- Stacking request in different transportation for all regions except EU/UK(SHT560) A. Air shipment Air Transport M4 241S4 / 241B4 24” Wide 16:9 LCD Monitor 2011/07/12 PHILIPS 18 of 20...

  • Page 67: Environmental Characteristics

    - Humidity : 95% max - Altitude : 0-12192m - Air pressure : 300-1100 mBAR Note: recommend at 5 to 35 C, Humidity less than 60 % M4 241S4 / 241B4 24” Wide 16:9 LCD Monitor 2011/07/12 PHILIPS 19 of 20...

  • Page 68: Transportation Tests

    Transportation tests Refer to 5.15.2 Display disturbances from external environment According to IEC 801-2 for ESD disturbances Display disturbances to external environment M4 241S4 / 241B4 24” Wide 16:9 LCD Monitor 2011/07/12 PHILIPS 20 of 20...
  • Page 69 241S4L 241S4L...
  • Page 70 241S4L LCD 241S4LC...
  • Page 71 241S4L LCD re Reco e P rt L t Model:241S4L Spare parts change rule: Gray color: old parts can be ALT to new parts Gray color with delete line: old parts can not be used to this model Spare parts upgrade rule: last number +1 --> Latest version parts number Example old : 6K.0QC01.011 / new : 6K.0QC01.012...
  • Page 72 241S4L LCD re Reco e P rt L t Model:241S4LC Spare parts change rule: Gray color: old parts can be ALT to new parts Gray color with delete line: old parts can not be used to this model Spare parts upgrade rule: last number +1 --> Latest version parts number Example old : 6K.0QC01.011 / new : 6K.0QC01.012...
  • Page 73 241S4L PCBA hoto T M PCM De cr t o LCDM24 M240H 01 D 5F.LU .0 1 Z AU 5 .1LH01.001 MA N F B ARD ASS 5 .1LH02.001 R B ARD ASS 5 .1LJ26.001 L D BD ASS ASS CTRL BD 5 .1LJ03.001 er BZL _FR NT...
  • Page 74 241S4L 1.4 Att ch e t o SMD - Loc te the SMD o the ol er l o t ee er ol er the co o e t o o e ure th t the co o e t o t o e All C other e...
  • Page 75 241S4L 3. Le - ree ro uct e t c t o ou c - ree ro uct Ph l - ree lo o o PCB. 4. Le - ree ro uct re truct o 4.1 U e o l le - ree Sol er Allo 0622 149 00106 1.2 SAC305 or 0622 14900108 1.0 SAC305 .
  • Page 76 241S4L r Flo Ch rt Bad Power Board Power Board Check Scaler Board Bad Scaler Board...
  • Page 77 241S4L r Flo Ch rt Check Power Board Check LCD Panel Control Board Board...
  • Page 78 241S4L S et Te t Re u re e t ect o All u t th t re retur e or er ce or re 3.1. the or u cture et te t . S et For e te t re u re oth H ot Grou...
  • Page 79 241S4L Philips Monitor Bezel and CTRL BD replace SOP or er to e the touch u ct o ore e t e. For er ce re e re l ce the hole o ule. he rece e the o tor e ther Be el or CTRL BD...
  • Page 80 241S4L Ph l M3 M4 Ser e Auto Color S P Ste 1 Setu ut t 1280 1024 75H e ter ctor Me u Po er utto t the e t e to tur o o tor . Ste 2 Mo e cur or Bur - Mo e...
  • Page 81 241S4L Ph l M3 M4 Ser e U er re et S P Ste 1 Tur o Mo tor Me u utto to e ter to u er Choo e Setu - Re et - Ste 2 Ru Auto A u t e t...

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