Isdn Bri (S/T Interface) Adapter Module (Wan); Isdn Bri (U Interface) Adapter Module Indicators - Nortel Passport 4460 Hardware Reference Manual

ISDN BRI (S/T Interface) Adapter Module (WAN)

Refer to the chart on
Adapter Module indicator functions on the Passport 4460 unit.
The ISDN BRI (S/T Interface) Adapter Module has a single indicator.
S/T
The indicator goes on when the unit is using the D-channel.
Note: During diagnostic testing, the ISDN BRI (S/T Interface) Adapter
Module indicator will blink on and off. However, it does not indicate data
transfer until you have configured and enabled ISDN software services.

ISDN BRI (U Interface) Adapter Module Indicators

The ISDN BRI (U Interface) Adapter Module has four indicators.
Complies with FCC Rules Part 68 Reg. Number 4P8USA-24512-DE-N
page 122 for definitions of the ISDN BRI (S/T and U)
ISDN BRI
Complies with Part 68, FCC Rules
FCC Reg. Number SCNUSA-32845-XD-N
U
D B1
ISDN BRI
DD B2
with NT1
Appendix A Indicators 121
Indicator
Indicators
Reference for Passport 4460 Hardware