CX950 Hardware Reference Manual
9-2
3021M100-002
9.1 CSU/DSU I/O Card Components
Important components on the CSU/DSU I/O Card include:
• edge connector
• port connector
• option sticker (indicating 56K or 64K)
•EPROM
• programmable logic device
The edge connector fixes the card to any one of the motherboard’s expansion slots
1-8.
The connector plate fixes the female RJ-45 connector to the chassis’ rear panel
with two Phillips-head screws and limits dust accumulation and electromagnetic
radiation.
Figure 9-1 CSU/DSU I/O Card