B Using the transmitter display
B.1 Components of the transmitter interface
The transmitter interface includes the status LED, the display (LCD panel), and two optical switches.
B.2 Use the optical switches
Use the optical switches on the transmitter interface to control the transmitter display. The transmitter has
two optical switches:
Scroll
and
Select
.
Procedure
To activate an optical switch, block the light by holding your thumb or finger in front of the opening.
Tip
You can activate the optical switch through the lens. Do not remove the transmitter housing cover.
The optical switch indicator lights up when the transmitter senses that an optical switch has been activated.
Table B-1: Optical switch indicator and optical switch states
Optical switch indicator
State of optical switches
Solid red
One optical switch is activated.
Flashing red
Both optical switches are activated.
B.3 Access and use the display menu system
The display menu system is used to perform various configuration, administrative, and maintenance tasks.
Prerequisites
To access the display menu system, operator access to either the
Off-Line
menu or the
Alert
menu must be
enabled. To access the complete menu system, operator access must be enabled for both the
Off-Line
menu
and the
Alert
menu.
Tip
The display menu system does not provide complete configuration, administrative, or maintenance
functions. For complete transmitter management, you must use another communications tool.
Procedure
1. At the transmitter display, activate the
Scroll
and
Select
optical switches simultaneously until the
display changes.
You will enter the
Off-Line
menu at any of several locations, depending on several factors.
•
If an alert is active and access to the
Alert
menu is enabled, you will see
SEE ALARM
.
•
If no alert is active, you will see
OFF-LINE MAINT
.
Configuration and Use Manual
Using the transmitter display
MMI-20020954
March 2021
Configuration and Use Manual
149