The document discusses the components needed for a complete customer switching system (CSS) installation, including the switching equipment, system distribution frame, cabling like backbone and distribution cables, distributors like block distributors and line distributors, telecommunications outlets, and terminal equipment like telephones and data equipment.

1. Topic 7: Installation of customer switching system
A complete CSS uses:
• the actual CSS switching equipment
• the CSS system distribution frame (SDF)
• cabling; including backbone and distribution cables
• distributors (BD,FD, LD)
• telecommunications outlets (TO)
• terminal equipment (telephones, data equipment, etc.)

2. Topic 7: Installation of customer switching system
Structured Cabling Components: HB29:2000