36
About Your Computer
Power
DC power supply:
Wattage
375/525 W
Heat dissipation
375-W PSU: 1279 BTU/hr
525-W PSU: 1790 BTU/hr
NOTE:
Heat dissipation is calculated based
upon the power supply wattage rating.
Voltage
manual selection power supplies—90 to
135 V at 50/60 Hz; 180 to 265 V at 50/60 Hz
Backup battery
3-V CR2032 lithium coin cell
Physical
Height
44.8 cm (17.6 inches)
Width
17.1 cm (6.8 inches)
Depth
46.7 cm (18.4 inches)
Weight
17.7 kg (39 lb)
Supported monitor weight (in
desktop orientation)
45.4 kg (100 lb)
Environmental
Temperature:
Operating
10° to 35°C (50° to 95°F)
Storage
–40° to 65°C (–40° to 149°F)
Relative humidity
20% to 80% (noncondensing)
Maximum vibration:
Operating
0.25 G at 3 to 200 Hz at 0.5 octave/min
Storage
0.5 G at 3 to 200 Hz at 1 octave/min
Содержание Precision NT499
Страница 13: ...Contents 13 ...
Страница 14: ...14 Contents ...
Страница 38: ...38 About Your Computer ...
Страница 42: ...42 Advanced Features ...
Страница 70: ...70 Setting Up Your Computer ...
Страница 98: ...98 Clearing Passwords and CMOS Settings ...
Страница 112: ...112 Troubleshooting Tools ...
Страница 130: ...130 Troubleshooting ...
Страница 221: ...Adding and Replacing Parts 221 1 power cable 2 floppy drive cable 3 floppy drive connector FLOPPY 1 2 3 ...
Страница 270: ...270 Getting Help ...
Страница 290: ...290 Glossary ...