Installation Manual

R20 1X UBS Macro B T S Hardw are Installation Item identication
Figure 1 -2 shows a typical low capacity UBS Macro BTS expandable frame. This frame is
expandable to mid -capacity configuration. Expansion to high -capacity configuration is not
currently available.
Figure 1 -2 Low capacit y UBS Macro B T S starter fr ame (1800 mm r ack)
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IDRF (Integrated Duplexer and RX Filter) Shelf
- Up to 3 IDRFs (800 MHz or 1.9 GHz
See Note 2); one per sector
- IDRF sector 1 through sector 3 (left-to-right)
- Antenna RF I/O, top
- BTS RF I/O, bottom
SSI (Site Span I/O)
- One SSI; SSI 1
RX Antenna Sharing Bracket
E-GPS Module
XMI (Transceiver Module Internal) Shelf
- One XMI; XMI 1 (800 MHz or 1.9 GHz
See Notes 2, 3) XMI shelf slot 1
- Up to 2 DMIs (Digital Module Internal)
XMI shelf slot 4
- DMI 1, top; optional DMI 2 or empty
housing, bottom
PDU (+27 VDC Power Distribution Unit)
See Note 8
- One: +27 VDC XMI Power Connector
(PC) and 90A Circuit Breaker (CB)
- Up to 2: +27 VDC DMI PCs and 20A CBs
- One: +27 VDC SSI PC and 20A CB
- No +27 VDC
Accessory
PCs and CBs
PSM (Power Supply Module) Shelf #1
(See Notes 4,5,6)
- Up to 3 PSMs
- Empty PSM slot with filler panel
- PSM 1 through 3 (left-to-right)
NOTES:
1. Interconnect cabling not shown for clarity.
2. 800 MHz equipment shown; 1.9 GHz similar.
3. 800 MHz XMI is 86 mm wide. 1.9 GHz XMI is 106.3 mm wide.
4. PSM shelf is optional and used instead of+27 VDC power Input.
5. PSM shelf is either -48 VDC or AC.
6. Only -48 VDC PSMs can be used in -48 VDC PSM shelf. Only AC PSMS can be used in AC PSM shelf.
7. Carrier strips are removable.
8. PDU may be moved down 6 rack units to ease future expansion.
PSM Shelf #1
+27 VDC Power
Cabling
Handle
Equipment
Mounting Rack
Handle
Carrier Strip with
Removable Lifting
Handles (one strip
on each side of rack)
See Note 7
68P09283A62 -3 1 -11
PRELIMINARY A UG 2007