NEC ElectraElite 48 System Hardware Manual page 40

Figure 1-1 System Configuration Example .................................................................... 1-3
Figure 2-1 System Block Diagram ................................................................................. 2-3
Figure 2-2 Connecting the ESI to the Multiline Terminal
Using Twisted 2-Pair Cable ......................................................................... 2-7
Figure 3-1 Telephone and CO Port Numbering Example ............................................. 3-5
Figure 4-1 Typical Full MDF Layout .............................................................................. 4-4
Figure 4-2 Power Failure Transfer Connection to SLT .................................................. 4-9
Figure 4-3 Fax CO Branch Connection ......................................................................... 4-9
Figure 4-4 Removing the Cover of the KSU ................................................................ 4-11
Figure 4-5 Threading the Velcro Strap Through the Hook on the KSU ....................... 4-12
Figure 4-6 Using the Template .................................................................................... 4-12
Figure 4-7 Hanging the KSU ....................................................................................... 4-13
Figure 4-8 Installing Screws ........................................................................................ 4-13
Figure 4-9 KSU Grounding .......................................................................................... 4-14
Figure 4-10 RAK-U10 Unit and KSU ............................................................................. 4-15
Figure 4-11 Mounting KSU on the RAK-U10 Unit ......................................................... 4-15
Figure 4-12 Disconnecting Cable from the PSU ........................................................... 4-17
Figure 4-13 Installing the PSU in the KSU .................................................................... 4-18
Figure 4-14 PSU Fuse Replacement ............................................................................ 4-19
Figure 4-15 Connecting Built-In Batteries ..................................................................... 4-20
Figure 4-16 Installing Batteries in the KSU ................................................................... 4-20
Figure 4-17 Connecting the Batteries to the Power Supply Unit ................................... 4-21
Figure 4-18 Connecting Cables for External Batteries .................................................. 4-22
System Hardware Manual
List of Figures
xxi