Multi-Tech Systems ISIHP-4SD manual LED Indicators, ISIHP-4U LEDs one LED per BRI

Hardware Installation

LED Indicators

The mounting brackets for the four ISIHP cards are similar, but the LEDs are labeled differently. Below, and on the next page, are graphics for each bracket along with descriptions of the LED indicators.

ISIHP-4U LEDs (one LED per BRI)

• Flashes between OFF and RED to

1 2

indicate that neither SPID for that ISDN line has been verified.

3	4		• Flashes between RED and GREEN to
LINE 1			indicate that one SPID is correct.
		Line 1	• A solid GREEN display indicates that
		Line 2	both SPIDs are correct.
			ISIHP-4S/4SD LEDs (one LED per
		Line 3	BRI)
			• Solid GREEN indicates normal
		Line 4	operation.
			• Flashes between RED and GREEN to
			indicate that the device has been reset.

16 MultiModemISI Hybrid Series, ISIHP-2S/2U/4S/4U/4SD