3Com 5000 Series Installation Manual page 20

3Com Router 5000 Family
Installation Guide
CPU
NVRAM
Boot ROM
SDRAM
Flash
Physical dimensions (H x
W x D)
Weight
Input
voltage
System power
consumption
Operation temperature
Relative humidity
(noncondensing)
Note:
SDRAM (synchronous dynamic random-access memory): As the primary memory,
stores data for communication with CPU during system operation.
Flash memory: As the primary file storage media, stores application programs,
anomaly information, configuration file.
Boot ROM: Stores Bootstrap program.
Item
MPC 8245 300 MHz
128 KB
512 KB
Default: 128 MB
Max.: 256 MB
32 MB
44.4 x 442 x 413 mm (1.7 x 17.4 x 12.4 in.)
8 kg (17.6 lb)
Rated voltage range: 100 to 240 VAC, 50 or 60 Hz
AC
Max. voltage range: 85 to 270 VAC, 50 or 60 Hz
Rated voltage range: -48 to -60 VDC
DC
Max. voltage range: -36 to -72 VDC
80 W
0 to 40°C (32°F to 104°F)
5% to 90%
3Com Corporation
Chapter 2 System Specifications
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2-12
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