Acer Aspire 4743Z - System DMA Specification; System LED Indicator

1-36 Hardware Specifications and Configurations
System LED Indicator
System DMA Specification
Item Specification
Lock N/A
System state
 Blue color solid on: System on
 Blue color and amber color off: System off
 Amber color blinking: S3 state
HDD access state Reflects the activities of the HDD.
Wireless state Amber color if a wireless device is active
Power button backlight
 Blue color solid on: System on
 Blue color off: System off
Battery state Charging
 Amber solid on - Battery charging with AC
 Blue color solid on - Battery full
 Amber blinking - Battery abnormal stop charge or batter in
low power state
Discharging
 Amber and blinking - Battery in critical low state
 Amber color off - Discharging state.
Legacy Mode Power Management
DMA0 Free
DMA1 Free
DMA2 Free
DMA3 Free
DMA4 Direct memory access controller.
DMA5 Free
DMA6 Free
DMA7 Free
*ExpressCard controller can use DMA 1, 2, or 5.