Motorola Symbol LS7808 Guía Rápida De Referencia página 8

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Active Scan Area
The active scan area, in front of the scanner window, is optimized to scan
items as they move in the direction of the scan arrow.
The dotted areas below represent the active scan area.
Beeper Definitions
The scanner communicates with the user by emitting different beeper
sequences and patterns. See the Beeper Indications table below for
beeper sequences that occur during both normal scanning and while
programming the scanner.
Beeper
Sequence
Standard Use
3 high beeps
High beep
4 long low beeps
5 low beeps
High-high-high-low
beeps
Symbol LS7808 Horizontal Slot Scanner
Power up.
A bar code symbol was decoded (if decode beeper is
enabled).
A transmission error was detected in a scanned symbol.
The data is ignored. This occurs if the scanner is not
properly configured. Check option setting.
Conversion or format error.
RS-232 receive error on RS-232 host or RS-232 auxiliary
port.
Scanner
Window
Indication