S12800 Routing Switch Installa
tion Manual V1.0
Maipu Confidential & Proprietary Information
Page 11
Figure 1-2 The back appearance diagram of SM12800-12-MF (V1)
1. Chassis mounting ears
2.Screw hole for cabinet mounting
3.Slot 0 of fan module
4. Slot 3 of fan module
5.The rear air baffle
6. Static wrist hole
7. Ground stub
1.2 Introduction to MPU Card
MPU: Main Processing Unit control card
The MPU card is the most important and mandatory card in S12800 routing switch. It serves
as the control center of the device. Each shelf can support two MPU cards at the same time,
realizing the 1:1 backup work mode.
The appearance diagram of the MPU card is as follows: