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1460/61 INSTRUCTION MANUAL
ASCII character set - the American Standard Code for Information Interchange 8-bit character
set. It consists of the first 128 (0-127) characters of the ANSI character set.
backlight - a source of illumination that originates behind an LCD to enhance its readability
baud - a unit used to measure the speed of data communication
bell circuit - see signal circuit
circuit - a path for electrical current
clock circuit - a circuit which drives and provides correction signals to secondary clocks
clock code - a number that must be programmed into the Master Time Programmer to cause
the clock circuit to send the proper correction signals for a specific type of secondary
clock
COM port - see serial port
contrast - the difference between the foreground of a character of the LCD and background of
the display
daylight savings time - a unit of time (usually 1 hour) that is ahead of the standard time of a
time zone
diagnostic routine - a feature of the Master Time Programmer that operates its hardware
in a particular manner to help technicians determine if a hardware failure exists
disable - to incapacitate a feature of the Master Time Programmer
display circuits feature - a feature of the Master Time Programmer that indicates on the LCD
which clock circuits or signal circuits are activated
duration event - an event which activates its associated signal circuits for a short period of
time (0 to 60 seconds)
edit - to revise an alternate date or event
enable - to permit a feature of the Master Time Programmer to operate
event - a programmed occurrence which changes the status of one or more of the signal circuits
of the Master Time Programmer
firmware - the combination of a read only memory (ROM) and the program it contains
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