S12800 Routing Switch Installa
tion Manual V1.0
Maipu Confidential & Proprietary Information
Page 12
Figure 1-3 The appearance diagram of the MPU card
1.Captive screw
2. Card puller
3. SD card slot
4.USB interface
5. Function port
6. Ethernet Combo interface
7.Function status indicator
8. Reset button
1.3 Introduction to SFU Card
SFU: Switching Fabric Unit switch card
The SFU card is the switch network unit of S12800 routing switch, bearing the switching
function of the service data between the LPU cards. S12800 supports four SFU cards at most,
realizing the 1+n backup function.
The appearance diagram of the SFU card is as follows:
Figure 1-4 The appearance diagram of the SFU card
1.SFU card status indicator
2. Card puller
3. Puller switch
4. Captive screw