Acer Aspire T680, Service Manual

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22 Chapter 1
NOTE: N - Not be used
DRQ Assignment Map
DRQx System Devices Add-On-Card Devices
DRQ0 N Reserved
DRQ1 N Reserved
DRQ2 FDD N
DRQ3 N Reserved
DRQ4 Cascade N
DRQ5 N Reserved
DRQ6 N Reserved
DRQ7 N Reserved
Environmental Requirements
Item Specifications
Temperature
Operating +5
°
C ~ +35
°
C
Non-operating -20 ~ +60
°
C (Storage package), -10
°
C~+60
°
C (un-package)
Humidity
Operating 15% to 80% RH, non-condensing
Non-operating 10% to 90% RH, non-condensing at 40
°
C
Vibration
Operating (unpacked) 5 ~ 500Hz, 2.20g RMS random,10 minutes per axis in all 3 axes
Non-operating (packed) 5 ~ 500Hz, 1.09g RMS random,1 hour per axis in all 3 axes
Shock Operating Half sine, 2g 11m seconds
Drop Test
Drop Test
Definition The protection ability of packing & cushion must be capable of withstanding, with no physical or
functional demage, mechanical impact from height-specific drops.
Test Standard
Package Cross Weight Drop Height Not of Drop
KGs lbs CM Inch
0~9.1 0~20 76 30 10
9.1~18.2 20~40 61 24 10
18.2~27.3 40~60 46 18 10
27.3~45.4 60~100 31 12 10
10 drops : one corner, three edges, six surfaces
Mechanical Specifications
Item Specification
Dimensions(main footprint) 180(w)x352(H)x406(D)mm
Weight 4.74 Kg