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Chapter 2. Setting Up the Express 3000
2-8 Express 3000 User Manual 61203153L2-20
Rear Panel
The Express 3000 Rear Panel contains all of the interfaces used in con-
necting your unit and two DIP switches that set the DTE rate and reset
your unit (see Figure 2-2). Please read carefully the section
Setting the
DIP Switches
on page 2-9. Appendix D describes the pinouts for these
interfaces.
Figure 2-2. Express 3000 Rear Panel
Table 2-1. Express 3000 LED Descriptions
LED Color Description
TD Green Transmit Data (TxD).
RD Green Received Data (RxD).
1 or 2 Slow Green Flash Attempting SPID registration.
Fast Green Flash Attempting TEI registration.
Solid Green POTS 1 or 2 in use.
Off Ready. No data traffic.
Solid Amber B channel 1 or 2 passing data.
Amber Flash Remote test originate.
PWR/LINE Solid Green Link established. Calls can be placed.
Off No power.
Flashing Link is not established. Calls cannot
be placed.
OFF
MODEM
EIA232
PWR
ISDN
21
12
ON
12VDC
EIA-232 Port
Power Supply
Connector
Modem
Interface
DIP
Switches
POTS
Port 1
POTS
Port 2
ISDN
Interface