Printek FormsPro 4300 Operation Manual page 22

Operation
POWER
ONLINE
FAULT
SETUP
Bell
Page 3-2
FormsPro 4503) is displayed. ONLINE, OFFLINE, and
other informational and error messages are displayed
when the conditions occur and/or you press the ONLINE
button without clearing an error condition. This display
also indicates various parameters and their values when
the printer is in the setup mode.
This green LED indicates that the printer is plugged into
a power source, the power switch is on, and the internal
power supply is functional.
This green LED indicates that the printer is ready to
receive printable characters and/or commands from the
host computer, and print or perform as requested.
This red LED indicates that the printer has detected an
error condition, such as paper out, paper jam, or an
internal diagnostic error. Many internal diagnostics are
performed each time the printer is turned on or reset, and
some continue to monitor operation during printing. For
a list of error messages and suggested remedies, refer to
the "In Case of Difficulty" section of this manual.
This yellow LED indicates that the setup mode has been
entered.
The printer sounds a tone when it is directed to do so by
a bell character (BEL) from the host computer. Other
tones also alert operators of error conditions, such as
paper out, and indicate when buttons are pressed.