Comtech EF Data SDM-9220 - Manual (Page 101)

Product Description
Memotec Inc. 5-23
• Together with the built-in serial port, a maximum of 3 serial ports are available
on an SDM-9220 or SDM-9230 unit.
NOTE: There are no status LEDs on this interface card. All monitoring can be carried
out using the Display Port State console command (
DS/PORT ), described in
the NetPerformer Reference Guides.
5.9.4 Interface Card Status LEDs
Analog Voice Interface Cards
The LEDs on the front face of an analog voice interface card (FXS, FXO or E&M)
indicate activity on the corresponding port. For the LED locations refer to:
• “The Dual FXS interface card (top)” on page 5-14
• “The Quad FXS interface card (bottom)” on page 5-14
• “The Dual FXO interface card (top)” on page 5-15
• “The Quad FXO interface card (bottom)” on page 5-15
• “The E&M interface card” on page 5-16 .
Figure 5-13: The Dual Serial port interface card
Intf. Card LED Color Indication
FXS ACT (one
for each
port)
Green Activity (traffic transmitted or received) on
the analog voice port located immediately
above the LED. Blinks when the channel is
ringing a phone
Table 5-7: Status LED indicators on analog voice interface cards