Ar 28-10/28-11 - Huawei Quidway AR 28 Series Installation Manual

Quidway AR 28 Series Routers Installation Manual
Boot ROM
SDRAM
Flash memory
Power
supply
(external)
Max. power
Physical
(H x W x D)
Operating temperature
Operating
(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.

2.2 AR 28-10/28-11

2.2.1 Appearance
1) POWER
3) SLOT1
5) SLOT3
7) LAN
Figure 2-3 Front view of the AR 28-10
Item
512 KB
128 MB
32 MB
Rated voltage: 100 VAC to 240 VAC; 50 Hz to 60 Hz
Input Maximum tolerance: 90 VAC to 264 VAC; 47 Hz to 63 Hz
Input current: 0.5 A to 1 A
Voltage: 12 VDC
Output
Current: 4 A
50 W
dimensions
79.4 x 376.2 x 287.9 mm (3.1 x 14.8 x 11.3 in.)
0°C to 40°C (32°F to 104°F)
humidity
5% to 90%
Huawei Technologies Proprietary
Chapter 2 System Specifications
Description
2) SYSTEM
4) SLOT2
6) WAN
2-3