User Manual
Table Of Contents
- Front Page
- Pretext
- Contents
- Figures
- Abbreviations
- 1. Safety
- 2. Introduction
- 3. Installation
- 4. Commissioning
- 5. Functional Description
- Repeater Design
- Block Diagram
- Board and Unit Descriptions
- DC - Directional Coupler
- DPX - Duplex Filter
- LNA - Low Noise Amplifier
- CHA - Channel Amplifier Board for Channel Selective Operation
- CSA and PA Boards for Channel Selective CDMA Operation
- BSA and PA Boards for Band Selective Operation
- DIA Board
- CU Control Unit Board
- Repeater CU Software and Hardware Compatibility
- Cabling
- 6. Optionals
- 7. Repeater Alarms
- Index
- Questionnaire
Channel Selective GSM Repeater, 2 Channels
Figure 5-14 shows a repeater equipped with the two channel boards
CHA1/DL and CHA3/UL for two bi-directional GSM channels.
DOOR
P28
1
3
1
P26
P23
LNA
UL
1
2
16
1
8
A
U
X
1
P25
16
1
P24
DL
LNA
1
2
P31
PC
P22
LED
P21
PSU
1
10
116
161 161 116
1
0
LNA
UL
ATT +7V OUT1 OUT2
LOW
OUT
IN
DC
OUT
TEST 1
MS
ANT
IN/OUT
MS
P32
P33
MODEM
EXT LARM
BS
DC
OUT
TEST 1
MS
ANT
IN/OUT
LNA
DL
OUT1 OUT2 +7V ATT
IN
OUT
LOW
DPX
MS
DPX
BS
HI
ANT
LO HI
ANT
LO
P101 P101
P701 P701
LNA
UL
ATT +7V OUT1 OUT2
LOW
OUT
IN
116 116
CHA1/DL CHA3/UL
BS
MS
Power Supply Unit
Figure 5-14. Cabling, GSM repeater - 2 ch.
Functional Description AR Repeaters ALLGON System AB
5 - 28 Rev. P1A 2000-09 User’s Manual VD203 66/EN