Specifications

3-14
Book Title
78-13113-06 B0
Chapter 3 Installing and Removing the Uplink Cards
Connecting the Ports on the RPR/SRP, DPT, and POS/DPT Uplink Cards
Figure 3-18 RPR/SRP Uplink Card Ports
If you are connecting to an RPR/SRP network, the two ports represent the two sides of a single RPR or
SRP connection:
• Span West in RPR mode, side A in SRP mode (see Figure 3-18)
• Span East in RPR mode, side B in SRP mode (see Figure 3-18)
The left side of each port is TX and the right side of each port is RX.
Step 2 Add attenuators to keep signal power within specifications for short distances.
Step 3 Install any console port cable or auxiliary port cable.
For basic troubleshooting tips, see the “Troubleshooting the Uplink Cards Installation” section on
page 5-6.
1 Span West for RPR mode
Side A for SRP mode
6 Span East/Side B RX
2 Span West/Side A TX 7 Console port
3 Span West/Side A RX 8 Auxiliary port
4 Span East for RPR mode
Side B for SRP mode
9 Reset switch
5 Span East/Side B TX
2
CONSOLE AUX
RESET
OVERTEMP
CARD FAIL
SYSTEM STATUS
POWER
ACTIVE
CARRIER
RX PKT
PASS THRU
PROTECT
1
10720-SR-LC
116785
2 3
1
5 6
4
7 8 9