Installation Instructions

R20 1X UBS Macro B T S Hardw are Installation T asks 10 -13: Connecting RGPS , Spans, Customer Alarms
Required items
The following items are required:
• Cable AA - P art number 3086433H12
• Cable W - P art number CGDS19797321
• Cable X - P art number CGDS19797321
All S SI cable connectors with jack -screws require a flat -blade driver and should be
tightened to 1.02 N -m (9 in -lb).
Location of cables AA, W and X
Figure 2 -3 S SI front panel connectors on page 2 - 9 shows the connector locations on the front
panel of the S SI for: RGPS cable (AA), T1/E1 balanced span line cable (W), E1 unbalanced span
line coaxial cables, and customer alarm cable (X).
The optional RGPS cable (AA) has a 15 -pin D -connector on one end that connects to the RGPS
connector , located on the front of the S SI. The other cable end has loose wires. This end is
routed to the RGPS lightning arrester , where the wires connect. Refer to Figure 2 -6 through
Figure 2 -11 , T able 2 -9 and T able 2 -10 for RGPS cable (AA) details.
Details for cables (W) and (X ) are provided in this task section.
Balanced T1/E1 cable (W) details
Figure 2 -18 and T able 2 -11 show the pin and signal information for cable W .
Figure 2 -18 T1/E1 balanced span line cable (W) pin numbering
ti-cdma-05692.eps
LOOSE WIRES, NO CONNECTOR
37-Pin-Type
(Male)
1
19
37
20
68P09283A62 -3 2 -47
PRELIMINARY A UG 2007