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Hardware Maintenance Manual
Models:
E49
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42
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98 pages
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Specification
Install
Before replacing parts
Parts list
Password
Status indicators
Maintenance
Hard disk drive assembly
Checking the battery pack
Backup battery
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Hardware Maintenance Manual
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Contents
Hardware Maintenance Manual
Lenovo E49 and ZhaoYang E49
Second Edition May Copyright Lenovo
Contents
Ii Hardware Maintenance Manual
About this manual
Iv Hardware Maintenance Manual
Safety information
General safety
Electrical safety
Safety inspection guide
Safety notices multilingual translations
Grounding requirements
Safety information
Hardware Maintenance Manual
Safety information
Perigo
Perigo
Vorsicht
Vorsicht
Vorsicht
Safety information
Hardware Maintenance Manual
Safety information
Hardware Maintenance Manual
Safety information
Hardware Maintenance Manual
Laser compliance statement multilingual translations
Hardware Maintenance Manual
Safety information
Hardware Maintenance Manual
Safety information
Hardware Maintenance Manual
Safety information
Hardware Maintenance Manual
Important service information
Before replacing parts
Strategy for replacing FRUs
Important information about replacing RoHS compliant FRUs
Strategy for replacing a hard disk drive
Important notice for replacing a system board
For products shipped after June
Following are not covered under warranty
General checkout
What to do first
Power system checkout
Checking the ac power adapter
Checking the battery pack
Checking operational charging
Hardware Maintenance Manual
Passwords
Related service information
Recovering the computer settings
Power-on password
Sleep mode
Power management
Screen blank mode
Hibernation mode
Related service information
Hardware Maintenance Manual
Specifications
Status indicators
Indicator Meaning
Fn key combinations
Key combination Description
Hardware Maintenance Manual
CRU statement for customers
FRU replacement notices
Screw notices
Plastic to plastic
Torque driver
Removing and replacing a FRU
General guidelines
Battery pack
Optical drive
Removal steps of optical drive
Bottom slot cover
Memory modules
Removal steps of bottom slot cover
Hard disk drive assembly
Removal steps of memory modules
Removal steps of hard disk drive assembly
PCI Express Mini Card for wireless LAN
Removal steps of hard disk drive bracket
Removal steps of PCI Express Mini Card for wireless LAN
Thermal fan assembly
Removal steps of thermal fan assembly
Hardware Maintenance Manual
Microprocessor
Keyboard
Removal steps of microprocessor
Removal steps of keyboard
Hardware Maintenance Manual
Keyboard bezel
Removal steps of keyboard bezel
Remove the screws That secure the keyboard bezel
Power board
Backup battery
Removal steps of power board
Removal steps of backup battery
System board assembly
Important notices for handling the system board
Removal steps of system board assembly
LCD unit
Removal steps of LCD unit and hinge brackets
When installing
DC-in cable and base cover
Removal steps of DC-in cable and base cover
LCD front bezel
Applying labels to the base cover
Removal steps of LCD front bezel
Integrated camera
LCD panel, LCD cable, and hinges
Removal steps of integrated camera
Removal steps of LCD panel and LCD cable
Antenna assembly and LCD rear cover
Removal steps of hinges
Removal steps of antenna assembly and LCD rear cover
Locations
Front view
Right-side view
Rear view
Bottom and left-side view
Lenovo E49 and ZhaoYang E49 bottom and left-side view
Hardware Maintenance Manual
Parts list
CRU statement for customers
Overall
CRU
Parts list
CRU
LCD FRUs
LSS MB DIS N13M-GE1 1G E49A WO/3G/BT
FRU
Ac power adapters
Miscellaneous parts
Power cords
Parts list 3-pin power cords Longwell
Parts list 3-pin power cords Volex
Parts list 2-pin power cords Linetek
Hardware Maintenance Manual
Appendix A. Notices
Electronic emissions notices
Trademarks
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Part Number 1P P/N
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