User Manual Chapter 1

Chapter 1-3
EQUIPMENT SUPPLIED:
Clearwire

CPE hardware for subscriber sites includes the IDU, power supply, ODU/ antenna (one of two types),
and connecting cables.
• Indoor Unit (IDU). The IDU is a computation capable radio. Its processor, a high speed communications
engine, is capable of running standard TCP/IP and Ethernet protocol stacks as well as processing its
node’s role in the proprietary Clearwire

air protocol. Processing includes precision timing, error control,
and radio configuration/control. Figure 1-2 shows the IDU front panel. Table 1-1 describes the front
indicators. Figure 1-3 shows the IDU bottom panel. Table 1-2 describes the bottom panel connectors.
Figure 1-2 IDU
STATUS Blue— Lit indicates power on.
FAULT IDU — Lit indicates IDU fault detected by self test.
Table 1-1 LEDs