Hardware Installation
LED Indicators
The mounting bracket for both the ISIHI-2S and the ISIHI-2U is similar, except the LEDs are labeled differently. Each mounting bracket has two sets of LED indicators that indicate status and line activity. Below, and on the next page, are graphics for each bracket along with descriptions of the LED indicators.
ISIHP-2S LED Indicators
B1 LED Indicator
•When lit, indicates active or voice connection on B-channel 1.
B2 LED Indicator
•When lit, indicates active or voice connection on B-channel 2.
10 | MultiModemISI Hybrid Series, ISIHP-2S/2U |