Dell OPTIPLEX 990 Technical Manualbook page 41

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DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —VERSION 1.5
OPTIC AL DR IVES (CONT .)
DVD-ROM (CONT.)
Power Source
DC Power Requirements
DC Current
Environmental Operating Conditions (Non-Condensing):
Operating Temperature
Range
Relative Humidity Range
Maximum Wet Bulb Tem-
perature
Altitude Range
Environmental Non-Operating Conditions (Non-Condensing):
Operating Temperature
Range
Relative Humidity Range
Maximum Wet Bulb Tem-
perature
Altitude Range
MT
12V, 5V
1200mA (12V)/ 900mA
(5V)
5C to 50C
20% to 80% RH
29C
-200 to 3048m
-40C to 65C
5% to 95% RH
38C
-200 to 10600m
DT
12V, 5V
1200mA (12V)/ 900mA
(5V)
5C to 50C
20% to 80% RH
29C
-200 to 3048m
-40C to 65C
5% to 95% RH
38C
-200 to 10600m
SFF
5V
800mA
5C to 50C
20% to 80% RH
29C
-200 to 3048m
-40C to 65C
5% to 95% RH
38C
-200 to 10600m
USFF
5V
800mA
5C to 50C
20% to 80% RH
29C
-200 to 3048m
-40C to 65C
5% to 95% RH
38C
-200 to 10600m
41

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