MiTAC 7521 PLUS/N User Manual

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7521 plus system utilizes the state-of-the-art Flash EEPROM technology. User can upgrade the system BIOS in the future 

just running the program from MiTAC.

System has ten status LED indicators to display system activity which include above keyboard and below touch pad:
(1) Four LEDs indicators below touch pad :

From left to right that indicates Mail Received status, AC POWER, BATTERY POWER and BATTERY STATUS:

• MAIL RECEIVED STATUS : This LED lights to indicate that User received E-mail status. User can define color of 

LED (yellow or green) to indicate relation of transmitter.

• AC POWER : This LED lights green when the notebook is being powered by AC, and flash (on 1 second, off 1 second) 

when Suspend to DRAM is active using AC power. The LED is off when the notebook is off or powered by batteries, 
or when Suspend to Disk.

• BATTERY POWER : This LED lights green when the notebook is being powered by batteries, and flashes (on 1 

second, off 1 second) when Suspend to DRAM is active using battery power. The LED is off when the notebook is off  
or powered by AC, or when Suspend to Disk.

• BATTERY STATUS : During normal operation, this LED stays off as long as the battery is charged. When the 

battery charge drops to 10% of capacity, the LED lights red, flashes per 1 second and beeps per 2 second. When AC is  
connected, this indicator glows green if the battery pack is fully charged, or orange (amber) if the battery is being 
charged.

(2) Six LED indicators above keyboard :

From left to right that indicates CD-ROM DRIVE, HARD DISK DRIVE, FLOPPY DISK DRIVE, NUM LOCK,  
CAPS LOCK and SCROLL LOCK.