Erasing Usr Segments (Return To Def- Tunings); Off-Menu; Help; Call - Acom 2000R Operating Manual

Automatic hf linear amplifier

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4-5. Erasing USR segments (return to DEF- tunings)

If you wish to clear a USR setting for a frequency segment and/or antenna, there are two ways this can

be accomplished:

a) to clear all memorized USR-tuning settings - the procedure is described in S.5-5.

b) for separate segments and/or antennas:

select the segment and antenna for which you want to erase the USR-tuning (see S.4c,d).

press and hold the

time:

if now you press

however, you press

result is reflected in the lower right-hand side corner of MAIN MENU: DEF or USR for the respective

segment and antenna.

There are 6 sub-menus that can be selected (see also S.3):

By means of the

tubes, the Serial Numbers of RCU, Amplifier, and Tubes (front and rear), as well as the Safety Instructions

and the most important rules for operating the amplifier.

By means of the

in the OFF-MENU (for example your own CALL SIGN). The

in the position indicated by the cursor (the characters are in an alphabetic order by the ASCII-code).

The

and

buttons move the cursor left or right to select different character positions.

Erasing the nonvolatile memory (see S.5-7) will cause the CALL message to revert to the default setting

"A C O M 2 0 0 0 A" or the distributor's name, until the text is changed following the procedure

described above.

button, and press

again, you will erase the USR-tuning for the selected segment and antenna. If,

or do nothing for more than 10 seconds, the operation will be cancelled. The

and

buttons query the Revision Code of the firmware, the Running Time of

and

buttons you can select any arbitrary 9-character text to appear

, while still holdng

and

. Then release them at the same

buttons select the character

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