Introduction; Relationships Between Cards - Huawei AR1200 Series Hardware Description

Enterprise routers
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Huawei AR1200&2200&3200 Series Enterprise Routers
Hardware Description

5.1 Introduction

This section describes the cards supported by the AR routers, including card types, relationships
between cards, the interface numbering scheme, and card dimensions.

5.1.1 Relationships Between Cards

This section describes the relationships between the cards supported by the AR routers.
Figure 5-1,Figure 5-2,Figure 5-3
supported by the AR routers.
Figure 5-1 Relationships between cards on the AR1200
Backplane
Issue 03 (2012-04-20)
NOTE
l On the AR1200, the backplane is at the bottom of the chassis, and cards are installed on the backplane.
l On the AR2220, the backplane is in the middle of the chassis, cards are installed on the rear side of the
backplane, and a power supply module is installed on the front side of the backplane.
l On the AR2240, the backplane is in the middle of the chassis, cards are installed on the front and rear
sides of the backplane, and a power supply unit is installed on the front side of the backplane.
l On the AR3260, the backplane is in the middle of the chassis, cards are installed on the front and rear
sides of the backplane, and a power supply unit is installed on the front side of the backplane.
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
and
Figure 5-4
illustrates the relationships between the cards
SRU
Service card
Service card
Power
Fan
5 Cards
52

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