Multi-Tech Systems ISIHP-2U - Manual (Page 16)

16 MultiModemISI Hybrid Series, ISIHP-2S/2U/4S/4U/4SD
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
indicate that neither SPID for that ISDN
line has been verified.
• Flashes between RED and GREEN to
indicate that one SPID is correct.
• A solid GREEN display indicates that
both SPIDs are correct.
ISIHP-4S/4SD LEDs (one LED per
BRI)
• Solid GREEN indicates normal
operation.
• Flashes between RED and GREEN to
indicate that the device has been reset.
Line 1
1
3
LINE 1
2
4
Line 2
Line 3
Line 4