LevelOne IAT-1000 - Manual (Page 6)

2. Panel introduce
2.1. Front Panel
LED indicator
Power On - Normal operation.
Off - No power
Link On - Normal operation.
Off - No link
Active Blinking - Blinks during data transfer
Off - No link
Status On - Normal operation (no data transfer).
Blinking - Blinks during data transfer
Off - No link
2.2. Rear Panel
DC-IN Connect the power adapter here(12V/1A).
Reset Reset to the default IP
LAN Use a Standard 10/100 LAN cable(RJ-45)
S/P DIF Digital Interface for Stereo digital audio transmission
AUDIO-L RCA audio connector - L
AUDIO-R RCA audio connector - L
3.5 earphone
Please notice although the IAT-1000 has 3 types of speak-out port, but the
voice only support one speak-out simultaneously.