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Front Panel
Figure 1-5 shows the front panel of the Express L128FP. The indicators
are divided into LAN functions, WAN functions, and Test functions.
Indicators
TX/RX
LI
PWR
TEST 1, 2
Rear Panel
The Express L128FP has one RJ-45 jack, labeled ISDN, on the rear pan-
el for network connection (Figure 1-6 on page 1-8).
The OFF/ON switch block is for factory default and firmware down-
loading. With switch 1 in the up or OFF position, the Express L128FP
will immediately go into a download mode when power is enabled.
Switch 1 must be in the down or ON position in order to boot up nor-
61202070L4-20
Chapter 1. Understanding IDSL and the Express L128FP
Figure 1-5. Express L128FP Front Panel
Flashes when transmitting and receiving
data on the 10BaseT connector.
Link integrity. Illuminates when there is a
good connection between the Express
L128FP and the Hub/NIC card.
Flashes when the IDSL link (pins 4 and 5
on RJ-45) is not in sync. Solid when in
sync.
Illuminates solid when either PPP or Frame
Relay has an active connection. Flashes
when trying to establish a PPP or Frame
Relay connection.
Express L128FP User Manual
1-7
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