1275T / 1285T Series
Digital Clock Display
Page - 10
Revision 1.0
OPERATION
To adjust any parameter, press the
ITEM
keys to adjust the parameter to its desired value. When you
are showing the active value, the six large digits will flash on and off.
When you have selected the desired parameter value press the
SELECT
key to make that value the
active value. The six large digits will flash indicating that the value shown is now the active value.
Press the
SETUP
key to move back to the top menu level. You can select other items from the top
level menu by pressing the
ITEM
key, followed by the
SELECT
key. Alternately you can exit the
Setup
menu by pressing the
SETUP
key.
4.2. FRONT PANEL CONTROLS
The 1275T/1285T series displays are equipped with three pushbuttons located at the right side of the
front panel. They are used to operate the menu system and to control what is currently being
displayed on the LED display.
Figure
4-2: 1275T/1285 Front Panel Controls
4.2.1. Pushbuttons
The pushbutton group consists of the
SETUP, ITEM
and
SELECT,
pushbuttons and is used to
navigate the
Setup
menu system.
4.2.1.1. SETUP – Pushbutton:
Enters the
Setup
menu. When you are in the
Setup
menu the
SETUP
pushbutton is used to move to
the next higher sub-menu level or return to normal operation if at the top level of sub-menus.
4.2.1.2. ITEM – Pushbutton:
When in the
Setup
menu, the
ITEM
pushbutton is used to move to the next item in the menu system.
When in the bottom level of the menu the
ITEM
pushbutton is used to change the value of the menu
item. When at the bottom level, the display flashes when the active value is shown and stops flashing
when inactive values are shown.
When not in the
Setup
menu, pressing the
ITEM
pushbutton makes the display brighter.
SELECT – PUSHBUTTON:
When in one of the
Setup
menus the
SELECT
pushbutton is used to move to the next lower sub-menu
levels or to select a menu parameter that is to be changed. When at the bottom level of the menu the
SELECT
pushbutton is used to make the displayed parameter value active.
When not in the
Setup
menu, pressing the
SELECT
pushbutton makes the display dimmer.
