Lenovo E49 manual Status indicators, Indicator Meaning

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• 12.7 mm Rambo optical drive (on some models)

Wireless features

Integrated wireless LAN

10/100/1000 Mbps Ethernet communication

Security feature

• Fingerprint reader (on some models)

Status indicators

This topic presents the system status indicators that show the status of the computer.

1

2

3

Table 1. Status indicators

 

Indicator

Meaning

 

 

Battery status

Blue: The battery charge level is between 80% and 100%, or the battery discharge

 

1

 

 

indicator

level is between 20% and 100%.

 

 

 

Slow blinking blue: The battery charge level is between 20% and 80%, and charging

 

 

 

is continuing. When the battery charge level reaches 80%, the battery status indicator

 

 

 

stops blinking, but the charging might continue until the battery is 100% charged.

 

 

 

Slow blinking amber: The battery charge level is between 5% and 20%, and

 

 

 

charging is continuing. When the battery charge level reaches 20%, the blinking

 

 

 

color changes to blue.

 

 

 

Amber: The battery discharge level is between 5% and 20%.

 

 

 

Fast blinking amber: The battery charge or discharge level is 5% or less.

 

 

 

Off: The battery is detached or the computer is powered off.

2Device access On: The hard disk drive or optical drive is reading or writing data. status indicator

38Hardware Maintenance Manual

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Contents Hardware Maintenance Manual Lenovo E49 and ZhaoYang E49Second Edition May Copyright Lenovo Contents Ii Hardware Maintenance Manual About this manual Iv Hardware Maintenance Manual Safety information General safetyElectrical safety Safety inspection guide Safety notices multilingual translations Grounding requirementsSafety 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 Strategy for replacing FRUs Important service informationBefore replacing parts Strategy for replacing a hard disk drive Important notice for replacing a system boardImportant information about replacing RoHS compliant FRUs For products shipped after JuneWhat to do first Following are not covered under warrantyGeneral checkout Power system checkout Checking the ac power adapterChecking the battery pack Checking operational chargingHardware Maintenance Manual Related service information Recovering the computer settingsPasswords Power-on passwordPower management Screen blank modeSleep mode Hibernation modeRelated service information Hardware Maintenance Manual Specifications Status indicators Indicator MeaningFn key combinations Key combination DescriptionHardware Maintenance Manual FRU replacement notices Screw noticesCRU statement for customers Plastic to plasticTorque driver Removing and replacing a FRU General guidelinesBattery pack Optical driveRemoval steps of optical drive Removal steps of bottom slot cover Bottom slot coverMemory modules Hard disk drive assembly Removal steps of memory modulesRemoval steps of hard disk drive assembly PCI Express Mini Card for wireless LAN Removal steps of hard disk drive bracketRemoval steps of PCI Express Mini Card for wireless LAN Thermal fan assembly Removal steps of thermal fan assemblyHardware Maintenance Manual Microprocessor Keyboard Removal steps of microprocessorRemoval steps of keyboard Hardware Maintenance Manual Keyboard bezel Removal steps of keyboard bezel Remove the screws That secure the keyboard bezelPower board Removal steps of backup battery Backup batteryRemoval steps of power board System board assembly Important notices for handling the system boardRemoval steps of system board assembly LCD unitRemoval 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 coverRemoval steps of LCD front bezel Removal steps of integrated camera Integrated cameraLCD panel, LCD cable, and hinges Removal steps of LCD panel and LCD cable Antenna assembly and LCD rear cover Removal steps of hingesRemoval steps of antenna assembly and LCD rear cover Locations Front viewRight-side view Rear viewBottom and left-side view Lenovo E49 and ZhaoYang E49 bottom and left-side viewHardware Maintenance Manual Parts list CRU statement for customersOverall CRUParts list CRU LCD FRUs LSS MB DIS N13M-GE1 1G E49A WO/3G/BTFRU Ac power adapters Miscellaneous partsPower 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 TrademarksPage Part Number 1P P/N