NCR RealPOS 80c, User Manual

Page: 45 / 165

Chapter 1: Product Overview 1-27
Keylock
The Big Ticket and 68-key keyboards have a four-position keylock
switch. The positions are explained in the following table.
Abréviation Position Description
Ex Exception Used by the customer or service
representative to perform low-level
programming such as terminal
diagnostics, configuring the terminal,
or loading the terminal.
L Locked Used to lock keyboard input to
prohibit use of normal functions.
R Register Used when performing normal retail
mode functions.
S Supervisor Used by supervisor to provide highest
level of terminal control in cases such
as refunds and running totals.
Speaker
A programmable speaker generates key clicks and error tones.
Buzzer
The buzzer is an internal on board Buzzer.
System Status Indicator LED
The system status indicator is a two-color LED. The green color
indicates the keyboard is powered. Red indicates an error condition.
When the system is off, the LED is extinguished.
When the 68-key keyboard is in the special “PC setup” mode, the LED
flashes red/green.