Cabletron Systems SEHI-22FL - Manual (Page 42)

Chapter 5: Connecting to the Network
5-10 SEHI User’s Guide
Figure 5-5 The EPIM-A
5. Check that the PWR LED on the EPIM-A is on. If the LED is not on,
contact Cabletron Systems Technical Support.
6. If the PWR LED is on with the AUI cable disconnected, continue with
the following checks:
a. Check the AUI connections for proper pinouts. The pinouts for the
transceiver connection are listed in Chapter 3.
b. Check the cable for continuity.
c. Reconnect the AUI cable to the SEHI and the device.
If the LED is still not on after reconnecting the segment, contact
Cabletron Systems Technical Support.
P W
R
E P I M - A
1651_01
8
9
10
7
EPIM-1
EPIM-A
PWR
165213
RX TX
RX TX
RX TX
3
4
RX TX
2
1
RX TX
RX TX
RX TX
TX
SEHI Book Page 10 Friday, April 19, 1996 10:46 AM