Verilink AS420 (34-00294) Product Manual Instrukcja Użytkownika Pobierz pdf (Strona 19)

Installation and Configuration 11

Firmware Download Procedure

This port is accessed through a direct connection. Configure the terminal for

VT100 emulation, 115200 bps, 8 bits, no parity, 1 stop bit.

NOTICE:

Commands to the unit are not case sensitive. When the word “enter”

is used in this manual, it means to press the Return or Enter key.

Begin the procedure by entering

. The unit returns “

.”.

NOTICE:

The unit does not echo the typed characters.

Put the unit into download mode by entering

AT$Y

. The display will return

“

Ready for Flash download.

”

Initiate the download or file transfer utility in your communication’s

package.

Enter the desired binary file name (.BIN extension) to download. The

transfer can take one or two minutes. After the unit successfully receives the

file, the display will read, “

Flash download was successful.

”

After successfully downloading the binary file, reset the unit by

disconnecting and reconnecting the power.

After the unit has reset, enter

ATI

to verify the new software version.

Reloading Previous Firmware

To reload the previous version of the firmware, enter

AT$P

. The display

will read, “

Processing Previous Firmware.

”

After the firmware successfully loads, the unit returns “

”.

After successfully downloading the binary file, reset the unit by

disconnecting and reconnecting the power.

To verify software, type

ATI

Power Bypass

The AS420 can operate in a power bypass mode where the AS420 passes the

signal from the network to the equipment and vice versa whether in a

powered state or not.

5RXD

6 Ground

7CTS*

8 Not Connected

Table 2.3

Supervisory Port Pinouts

Pin Description

✍

1 2 ... 14 15 16 17 18 19 20 21 22 23 24 ... 27 28

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