Paradyne 3610 Software Installation Manual page 3

The Model 3610 DSU firmware is located on the
EPROM under the front panel. To access the firmware,
.
perform the following steps:
Procedure
1. Disconnect the ac transformer from the ac outlet
and the rear of the DSU.
2. Place a small screwdriver or your thumbs under
the two tabs on the outside edges of the front
bezel. Firmly press upward to separate the bezel
from the tabs.
3. Swing the front bezel up and set aside.
Front Bezel
Front Bezel
4. There is a notch on one end of the EPROM. Note
the location and orientation of the notch. Use the
proper EPROM extractor tool to carefully remove
the EPROM from the DSU circuit card and set the
EPROM aside.
2
or
495-14701
February 1996
WARNING
When installing the EPROM on
the DSU, ensure that the notch
on the EPROM is on the right.
Installing the EPROM in the
opposite direction will damage
the EPROM and cause
overheating, which may result
in possible injury to you.
EPROM
5. Orient the replacement EPROM on the front panel
with the notch pointing to the right. Ensure that all
the pins in the EPROM are aligned and press into
place. Verify that the EPROM it is fully seated in
the connectors.
6. Reinsert the front bezel's hinge tabs into position
at the top and swing the bezel down. Snap the
bezel back into place.
Notch
495-14869
3610-A2-GZ43-20