User's Manual

Sub Unit Locations AR Standard Repeater
044-05250 Rev A 1-9
Power Supply Unit (PSU)
A PSU is located in the lower center of the cabinet and, if configured, in the lower center of the
high cover.
Remote Control Unit (RCU)
The RCU is an optional communication unit for remote control of repeaters via PSTN or RF
modems. RCU types and details are described on page 4-11.
Combiner unit (CMB)
CMB combiner units are used to combine two different bands. CMB units are located on the
cover plate over the amplifier boards.
Alarm Interface PCBA (ALI) and Remote Control Interface PCBA (RCI)
The ALI handles alarms and alarm communication. It is replace with an RCI if an RCU is used
and provides an interface between the CU and an RCU for remote communication via modem.
The RCI also handles alarms and alarm communication. Either unit is located in the lower left
part of the shielded DIA frame.
Repeater-to-Repeater Interface Adapter (RIA)
The RIA is required for R2R networking if a previous CU PCBA (K103/2), is used. This PCBA
is located in the upper left part of the shielded DIA frame. R2R functionality is included starting
in the CU PCBA part # K103/3.
Sub Unit Locations
The following sections describe the sub unit locations of the different models of AR Repeater
and distribution units.
CSel GSM Repeater
A cabinet for a CSel GSM repeater can be equipped with four CHEs, two for the downlink (DL)
with two internal channels each and two for the uplink (UL) with two internal channels each.
The described cabinet has a capacity of four bi-directional GSM channels. A high cover can be
equipped as well providing up to eight GSM channels. PCBA positions are illustrated in Figure
1-4 and a block diagram is located in Appendix A.
Figure 1-4 CSel GSM Repeater Sub Unit Locations
LNA - DL
1234
LNA - UL
PSU
(RCU)
DPX
CUALI/RCI
DC
BS
DPX
CHA1
DL
2
CHA2
DL
2
CHA3
UL
2
CHA4
UL
2
CMB
DL
CMB
UL
1234
CHA1
DL
2
CHA2
DL
2
CHA3
UL
2
CHA4
UL
2
5678
CHA5
DL
2
CHA6
DL
2
CHA7
UL
2
CHA8
UL
2
PSU