1-8 C
HAPTER
1: I
NTRODUCING
THE
S
UPER
S
TACK
II R
EMOTE
A
CCESS
S
YSTEM
1500
ISDN I/O
Module LEDs
Analog I/O
Module LEDs
LED Color Status
1,2,3, or 4 Green A call is connected.
1,2,3, or 4 Yellow A call is being negotiated.
1,2,3, or 4 Red Module failed diagnostics. If all LEDs are red,
the modem-manager software has failed.
1,2,3, or 4 Off No call is connected.
D Flashing green Port is being initialized.
D Flashing yellow Port is being initialized.
D Yellow The physical ISDN link is active, but the
D-Channel is not fully functional.
D Green The D-Channel is fully functional.
D Red The RAS 1500 failed diagnostics.
D Off ISDN U and ISDN S/T - The physical ISDN link is
not active.
LED Color Status
1,2,3, or 4 Green A call is connected.
1,2,3, or 4 Yellow A call is being negotiated.
1,2,3, or 4 Red Module failed diagnostics. If all LEDs are red,
the modem-manager software has failed.
1,2,3, or 4 Off No call is connected.
