Nortel Networks DCT1900 - Manual (Page 150)

Technical Product Manual - DCT1900
Installation Instructions, Modular Cabinet – Installation Steps
3-2 Install-DCT1900/R8/mw
© 2000-2005
CLUs/SLUs
CLUs and SLUs are placed on the right hand side of the cabinet. In this position CLU/MDF cables
do not influence the accessibility of the MCCB.
SPUs
SPUs are placed in the middle of the cabinet.
DLUs/DTUs
DTUs/LTUs/DLUs are placed on the left hand side of the cabinet next to the CPU. If both DLUs
and DTUs are used, it is recommended that the DLU be placed closest to the CPU.
LTUs
LTUs should be placed in the cabinet from left to right in groups of three. One LTU/MDF cable is
designed to support three LTU boards installed side by side.
Note:
CLU/SLU, SPU, LTU, DTU and DLU boards will work in any position in the cabinet.
3.3 Main Steps of Installation
Installing Directly to the Wall
1. Unpack the system (except system boards). See Paragraph 3.4
2. Charge Portable Telephone batteries. See Paragraph 3.5
3. Pre–mount the Modular Cabinet(s). See Paragraph 4.5 or 4.6
4. Install SDB if required. See Paragraph 4.7
5. Place the board position label. See Paragraph 3.8
6. Mount the Modular Cabinet(s). See Paragraph 4.8
7. If applicable interconnect Modular Cabinets. See Paragraph 4.11
8. Connect protective earth ground to the cabinet. See Paragraph 4.9
9. Install the power cabling of the cabinet. See Chapter 19, Power Cabling
10. Connect the static strap. See Paragraph 4.10
11. Install the system boards. See Chapters 5 to 14
12. Install the cabling. See Chapters 6 to 18
13. Mount the Base Stations and test the Base
Station cables. See Chapter 16
14. Switch on the DCT1900 system. See Paragraph 3.6