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Matsushita CF-W4HWEZZBM service manual Troubleshooting

Models: CF-W4HWEZZBM

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4.2. Troubleshooting

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Matsushita CF-W4HWEZZBM service manual Troubleshooting

Contents

Model No. CF-W4HWEZZBM CF-W4Personal Computer 4.4. Power-on Self Test Boot Check CONTENTS5.1. Outline of Self Diagnostic Test 5.5. Error Messages and TroubleshootingPage Page LASER Specification LASER SAFETY INFORMATIONFor U.S.A Class 1 LASER-Product For all areasHandling UsageCables PrecautionsPage Page Handling MaintenanceDisplay Areas excluding the displayPage Main Specifications 2. SpecificationsPre-installed Software*24 Main SpecificationsWireless LAN Only for models with wireless LAN 3. Names and Functions Parts Names 4 Diagnosis & Repair 4.1. Basic Procedures4.2. Troubleshooting Windows XP Starting UpWindows XP Display Starting Up continuedWindows XP Windows XPShutting Down Battery IndicatorSound Display continuedReference Manual Fast User Switching Function Windows XPSD Memory Card Disk Operations4.2.1. List of Error Codes 4.3. Connection Diagram 4.4.2. Error Diagnosis by Checking Beep Signal Sound 4.4. Power-on Self Test Boot Check4.4.1. Outline of POST Error messageError code 4.4.3. Diagnosis by Error CodeError Description Possible faulty partReturn the setup contents to default 5.1. Outline of Self Diagnostic TestsInsert the diagnostics floppy disk 5 Self Diagnosis Test5.1.1. List of main test items 5.2. Automatic TestContents Test classificationPage End of test 5.4. Test SelectionOrder of test flow selection Input screen startup Contents 5.5. Error Messages and TroubleshootingPossible damaged or faulty part Test classification6 Disassembly instructions 6.1. Disassembly Flow Chart6.2.1. Preparation 6.2. Disassembly6.2.2. Remove the Keyboard Preparation perform the section 6.2.1. first6.2.4. Remove the Top Case 6.2.3. Remove the HDDPreparation perform the section 6.2.1. 6.2.2. first Preparation perform the section 6.2.1. , 6.2.2. firstPreparation perform the section 6.2.1. to 6.2.4. first 6.2.5. Remove the SW Board6.2.7. Remove the Touch Pad 6.2.6. Remove the Disc CoverPreparation perform the section 6.2.1. to 6.2.4. first Preparation perform the section 6.2.1. to 6.2.4. first6.2.9. Remove the Speaker 6.2.8. Remove the LCD Knob6.2.10. Remove the Solenoid 6.2.11. Remove the Main BoardLCD Cable CN10 CN11 Screw N6.2.12. Remove the Drive Unit 6.2.15. Remove the Wireless LAN Module6.2.14. Remove the Antenna BoardL,R 6.2.13. Remove the USB Board6.2.17. Remove the Card Bus Ejector 6.2.16. Remove the MODEMPreparation perform the section 6.2.1. to 6.2.4. and 6.2.11. first Preparation perform the section 6.2.1. to 6.2.3. and 6.2.11. first6.2.19. Remove the Hinge Cover 6.2.18. Remove the LCD Unit6.2.20. Remove the LCD Unit and the LCD Rear Preparation perform the section 6.2.1. to 6.2.4. firstLCD High voltage 2pin Wire Rod Inverter Box Tape Gasket Cloth 6.2.21. Remove the Inverter Board1. Remove the LCD Cable from the Inverter 2. Peel off the Tape for fixation from Inverter Case6.3.2. Assembly knowhow of part LCD 6.3. Reassembly instructions6.3.1. Attention when CF-W4G series is repaired Putting of PET Sheet The cable must not run aground on the damper Conductive Cloth is wrapped Rib application putting of LCD Front Case 01mmPutting of Conductive Cloth of LCD Cable Brake Lever built-in figure 6.3.3. Assembly of Brake LeverBrake Lever completion chart 6.3.5. Switch Board assembly specification 6.3.4. Solenoid Wire Rod processing6.3.6. Speaker installation and Line processing Connection to SW BoardSpeaker installation 6.3.7. Assembly of Antenna Board PartProcessing of Speaker Cable Line processing of Antenna Cable LConductive Cloth affixation of Modem Cable 6.3.8. MODEM Cable, Rib and LAN Cable processing6.3.9. USB Cable processing 6.3.10. Wire Rod processing of Lithium BatteryPET Tape TapeGasket Cloth is pasted 6.3.11. Affixation of HDD GasketDVD Heat Insulation Pack is pasted GasketAssembly of Disk Cover 6.3.12. Assembly of Disk CoverInstallation of various dampers on Disk Angle Installation of Disk Cover6.3.14. Screw tightening procedure of each unit 6.3.13. Assembly of Touch PadInstallation of Pad Button Installation of Pad Cover2. Installation of Keyboard 6.3.15. Specification of affixation of PET tape to Heat Spreader ENERGY STAR Label CENTRINO LabelWin Logo Label XP 7. Explanation of Hardware 7.1. System Block DiagramPage Screw tightening torque 8. Exploded View8.1. Display Section 8.2. Cabinet Section SW5JK1 8.3. Bottom SectionScrew tightening torque Note Important Safety Notice 9 Replacement Parts ListAccessories CF-W4HWEZZBMMechanical Parts DFKF8165ZA-0 HINGE BACKUP SHEETBOTTOM CASE USA ASSY K86-1BATTERY SHEET L BATTERY SHEETK526 DFGX0428ZA-0