Field types, Field types -4 – Verilink PRISM 3002 (34-00277) Product Manual User Manual

Page 26

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4-4

T

ERMINAL

C

ONFIGURATION

AND

T

ESTING

a letter key while holding down the Control key. Alternate commands may be
freely mixed with the keyboard commands.

Field Types

Each screen is made up of fields. The two basic field types are user-selectable and
display-only. If the highlighted cursor can be moved to a field, it is a
user-selectable field. All other fields are display-only. User-selectable fields allow
changes to be made or commands to be executed.

Fields without brackets or parenthesis are display-only. They cannot be changed on
the screen. Most user-selectable fields are enclosed in brackets or parenthesis and
are described in the following paragraphs.

Fields enclosed in brackets [

] offer the user a list of selections from which to

choose. The selections may be toggled by pressing the spacebar. Each time it is
pressed, a new item appears. When the appropriate choice is displayed, press Enter
to select it.

Fields enclosed in parenthesis (

) are manipulated by one of the following two

methods:

Pressing Enter on such fields as (Reset) and (Start Test) simply executes the
function.

The most common type of field in parenthesis accepts typed input in the form of
letters and/or numbers. Typing characters when the field is highlighted causes the
current entry to be replaced with the new characters. To edit an existing entry
rather than replace it, press the right-arrow key to move the cursor to the point that
needs editing. Characters may then be inserted or deleted. Typed data is always
inserted rather than typed over. If the field is full, though, at least one character
must be deleted to add another.

Many fields of this type may also be toggled by pressing the spacebar. Other fields
are range checked, where the program is not allowed to exit with an illegal value set.

Any screen may be redisplayed or refreshed by pressing Control+U. Any changes to fields
that have not been activated by pressing the Enter key are discarded.

Table 4-1 Keyboard/Alternate Commands

Keyboard Command

Alternate Command

left arrow

Control + S

right arrow

Control + D

up arrow

Control + E

down arrow

Control + X

backspace

Control + H

delete

Control + Z

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