Updated October 31, 2007
Using the USB PLU keyboard/display
This section describes the features of the USB PLU keyboard/display.
Figure 120. Location of USB PLU keyboard/display indicators
Status indicators
The status indicators show the operating status of the POS terminal (see the arrow
in Figure 120. The available indicators are shown in Table 10.
Adjusting the PLU-keyboard tone
You can adjust the keyboard beeper to high or low using the DIP switches that are
located at the bottom left of the PLU keyboard. This feature is useful when setting a
tone unique to your keyboard so that you can identify it from other keyboards.
Table 10. USB PLU keyboard/display status-indicators meanings
Indicator
Ready
Wait
Offline
System Message
Meaning
Initial Program Loading (IPL) has completed and the POS
terminal is operational.
A process wait condition by the POS terminal, such as program
load wait condition, exists. In this situation, the POS terminal
continues the processing after the wait condition is cleared. The
keyboard is locked and you can only enter system function
requests using the system function keys.
The POS terminal is operating offline. In this state, the operator
can display offline messages by using the system function keys.
These messages indicate the offline state of the POS terminal.
A system message sent from the system unit is pending display.
Press a system function key to display the message.
Chapter 6. Operating POS I/O devices
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