Nortel Networks DCT1900 - Manual (Page 40)

Technical Product Manual - DCT1900
System Description, Radio Exchange Boards
4-2 System-DCT1900/R8/mw
© 2000-2005
4.3 Speech Link Unit – SLU (REX-BRD0015 or ROFNB 157 16/1)
The SLU is a combination of an SPU and a CLU on one board. It contains eight SPC (see Figure
4-1) and eight CLC (see Figure 4-1).
The SLU can be used to control Base Stations via twisted pair cables up to 1.3 miles. For longer
distances up to 2.2 miles, a CLU must be used with appropriate powering and cable types.
See Paragraphs 4.4 and 4.5 for the description of the SPU and CLU.
Fig. 4-1 SLU
CLC
1
CLC
8
SPC
8
Peripheral
P8
Peripheral
P1
BC
BC
Peripheral
P8
Peripheral
P1
Base
Station
Base
Station
SPC
1