Verilink PRISM 3021 (34-00262) Product Manual - Manual (Page 46)

A-2 Flash PROM Download PRISM 3021
formed a look-up for existing applicable hex files in the
local directory. If a file is found, it is displayed in this
field. This filename can be accepted or another may be
entered.
9. In Swtched mode (step 5 above), verify that the 3021
has Switch S1-8 is in the Up position (see Program
Flash on page 2 -3) and the front panel FAR/LOC
switch is set to match the rate selected in step 7. Power
restart the unit with the correct switches.
10. Connect the PC serial COM port to the SUPV port of
the 3021 with a DB-25 to 6-pin modular cable assem-
bly (P/N 9 -1001-028 -2).
If the COM port has 9 pins,
use a 9 -pin to 6-pin modular cable assembly (P/N 9-
1001-025-2).
11. From the Flash Loader screen, select the Help option
and follow the instructions for configuring the baud
rate. This operation is different for each device type so
read the instructions carefully. If the baud rate cannot
be successfully configured, contact TxPORT Technical
Support.
12. The Utilities option is used for saving and restoring the
configuration parameters for the 8100A Site Controller.
13. Select the Download option and press ENTER for the
download process to begin.
The actual downloading procedure
overwrites the existing program in
Flash. Ensure that the appropriate file name
is selected before pressing ENTER on the
Download option. Do not remove power or
interrupt the download process in any man-
ner. This can cause the unit to lose its serial
and hardware revision numbers that can only
be reinstalled at the factory.
The process of erasing the Flash may last a couple of
minutes. The PC message line indicates the current
number of records sent:
Records Sent: --
If the entered filename does not exist in the local direc-
tory, the following error message appears:
Cannot find file ----
Upload aborted, press a key to con-
tinue
14. Once the Flash is erased, the program begins counting
the current number of data blocks being uploaded. This
process takes a few minutes to complete.
Records Sent: ----
Percent Sent: --%
15. After the software is downloaded to the unit, the PC
beeps to indicate completion. Most units automatically
reset. Units requiring manual switch settings to enter
the download mode must have their switches manually
reset to the correct operating positions.
Do not remove power until the LEDs
stop flashing.
16. When all files have been downloaded, a factory default
maintenance reset operation is recommended (see
Maintenance Reset on page 4-21). This can be per-
formed through the unit’s terminal interface start-up
procedure (see Interface Start-up on page 4-3).