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12
LS 7708 Quick Reference Guide
Beeper Sequence
3 long high beeps
Lo-hi-lo beep
Lo-hi beep
Host Specific
USB only
4 short high beeps
Scanner gives a power-
up beep after scanning a
USB Device Type.
This power-up beep
occurs more than once.
RS-232 Host only
1 short high beep
RS-232 Auxiliary Port only
1 short high beep
4 long low beeps
Standard Beeper Definitions (Continued)
Code 39 buffer is full.
The Code 39 buffer was erased or there was an
attempt to clear or transmit an empty buffer.
A successful transmission of buffered data.
Scanner has not completed initialization. Wait several
seconds and scan again.
Communication with the bus must be established
before the scanner can operate at the highest power
level.
The USB bus may put the scanner in a state where
power to the scanner is cycled on and off more than
once. This is normal and usually happens when the PC
cold boots.
A <BEL> character is received and Beep on <BEL> is
enabled.
A complete block of data was received and sent to the
host, either due to a carriage return or because the
two-second serial response timeout has elapsed.
A data overrun condition has occurred. Abstain from
scanning data from other ports when large amounts of
data are sent to the RS-232 Auxiliary port.
Indication