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CF-W4HWEZZBM service manual
Models:
CF-W4HWEZZBM
1
8
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64 pages
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Troubleshooting
Specifications
Install
Parts list
Error codes
Connection Diagram
Maintenance
Wireless LAN Only for models with wireless LAN
Disassembly instructions
Basic Procedures
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Page 9
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Contents
Model No. CF-W4HWEZZBM
CF-W4
Personal Computer
CONTENTS
4.4. Power-on Self Test Boot Check
5.1. Outline of Self Diagnostic Test
5.5. Error Messages and Troubleshooting
Page
Page
LASER SAFETY INFORMATION
LASER Specification
For U.S.A Class 1 LASER-Product
For all areas
Usage
Handling
Cables
Precautions
Page
Page
Maintenance
Handling
Display
Areas excluding the display
Page
2. Specifications
Main Specifications
Main Specifications
Pre-installed Software*24
Wireless LAN Only for models with wireless LAN
3. Names and Functions Parts
Names
4.1. Basic Procedures
4 Diagnosis & Repair
4.2. Troubleshooting
Windows XP
Starting Up
Windows XP
Starting Up continued
Display
Windows XP
Windows XP
Battery Indicator
Shutting Down
Sound
Display continued
Fast User Switching Function Windows XP
Reference Manual
SD Memory Card
Disk Operations
4.2.1. List of Error Codes
4.3. Connection Diagram
4.4. Power-on Self Test Boot Check
4.4.2. Error Diagnosis by Checking Beep Signal Sound
4.4.1. Outline of POST
Error message
4.4.3. Diagnosis by Error Code
Error code
Error Description
Possible faulty part
5.1. Outline of Self Diagnostic Tests
Return the setup contents to default
Insert the diagnostics floppy disk
5 Self Diagnosis Test
5.2. Automatic Test
5.1.1. List of main test items
Contents
Test classification
Page
End of test
5.4. Test Selection
Order of test flow selection Input screen startup
5.5. Error Messages and Troubleshooting
Contents
Possible damaged or faulty part
Test classification
6.1. Disassembly Flow Chart
6 Disassembly instructions
6.2. Disassembly
6.2.1. Preparation
6.2.2. Remove the Keyboard
Preparation perform the section 6.2.1. first
6.2.3. Remove the HDD
6.2.4. Remove the Top Case
Preparation perform the section 6.2.1. 6.2.2. first
Preparation perform the section 6.2.1. , 6.2.2. first
6.2.5. Remove the SW Board
Preparation perform the section 6.2.1. to 6.2.4. first
6.2.6. Remove the Disc Cover
6.2.7. Remove the Touch Pad
Preparation perform the section 6.2.1. to 6.2.4. first
Preparation perform the section 6.2.1. to 6.2.4. first
6.2.8. Remove the LCD Knob
6.2.9. Remove the Speaker
6.2.10. Remove the Solenoid
6.2.11. Remove the Main Board
Screw N
LCD Cable CN10 CN11
6.2.15. Remove the Wireless LAN Module
6.2.12. Remove the Drive Unit
6.2.14. Remove the Antenna BoardL,R
6.2.13. Remove the USB Board
6.2.16. Remove the MODEM
6.2.17. Remove the Card Bus Ejector
Preparation 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. first
6.2.18. Remove the LCD Unit
6.2.19. Remove the Hinge Cover
6.2.20. Remove the LCD Unit and the LCD Rear
Preparation perform the section 6.2.1. to 6.2.4. first
6.2.21. Remove the Inverter Board
LCD High voltage 2pin Wire Rod Inverter Box Tape Gasket Cloth
1. Remove the LCD Cable from the Inverter
2. Peel off the Tape for fixation from Inverter Case
6.3.2. Assembly knowhow of part LCD
6.3. Reassembly instructions
6.3.1. 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 01mm
Putting of Conductive Cloth of LCD Cable
Brake Lever built-in figure
6.3.3. Assembly of Brake Lever
Brake Lever completion chart
6.3.4. Solenoid Wire Rod processing
6.3.5. Switch Board assembly specification
6.3.6. Speaker installation and Line processing
Connection to SW Board
6.3.7. Assembly of Antenna Board Part
Speaker installation
Processing of Speaker Cable
Line processing of Antenna Cable L
6.3.8. MODEM Cable, Rib and LAN Cable processing
Conductive Cloth affixation of Modem Cable
6.3.10. Wire Rod processing of Lithium Battery
6.3.9. USB Cable processing
PET Tape
Tape
6.3.11. Affixation of HDD Gasket
Gasket Cloth is pasted
DVD Heat Insulation Pack is pasted
Gasket
6.3.12. Assembly of Disk Cover
Assembly of Disk Cover
Installation of various dampers on Disk Angle
Installation of Disk Cover
6.3.13. Assembly of Touch Pad
6.3.14. Screw tightening procedure of each unit
Installation of Pad Button
Installation of Pad Cover
2. Installation of Keyboard
6.3.15. Specification of affixation of PET tape to Heat Spreader
ENERGY STAR Label
CENTRINO Label
Win Logo Label XP
7.1. System Block Diagram
7. Explanation of Hardware
Page
Screw tightening torque
8. Exploded View
8.1. Display Section
8.2. Cabinet Section
SW5JK1
8.3. Bottom Section
Screw tightening torque
9 Replacement Parts List
Note Important Safety Notice
Accessories
CF-W4HWEZZBM
Mechanical Parts
HINGE BACKUP SHEET
DFKF8165ZA-0
BOTTOM CASE USA ASSY
K86-1
BATTERY SHEET
BATTERY SHEET L
K526
DFGX0428ZA-0