Labels:text | screenshot | map | diagram | number | plan OCR: TCS ROOM LAYOUT and UPS Hiscoressous environne wal projection inolity Ifire extinguishers. slams: temye's Figure 3. In this sample Telecommunications Closet/Server (TCS) room layout, a logical flow has been in- corporated into the design. Factors such as floor space requirements, ambient temperature and humidity leveis, and security issues must be thoroughly evaluated before an effective design can be mapped out.