Acer Aspire 7750Z - Card Reader; System DMA Specification; System LED Indicator

Hardware Specifications and Configurations 1-41
Card Reader
System LED Indicator
System DMA Specification
Item Specification
Chipset Realtek RTS5138-GR
Package QFN 24P
Maximum supported size SDHC: 32G, MMC: 32G, MS:32G, XD:2G
Features 5 in 1 card reader, supporting:
 Secure Digital TM (SD), MultiMediaCard TM (MMC),SDHC,
Mini-SD, Micro-SD (T-flash), RS-MMC,Mobile-MMC and
MMC-micro
 Memory Stick TM (MS), Memory Stick PROTM (MS-PRO),
MS Duo, MS-PRO Duo and Micro-MS (M2)-MSPRO-HG
Duo 8-bit mode -xD-Picture Card TM (xD) including Type M,
Type M+, and Type H
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 or Card reader access
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 Not applicable
DMA1 Not applicable
DMA2 Not applicable
DMA3 Not applicable
DMA4 Direct memory access controller
DMA5 Available for ExpressCard*