User's Manual

Scanning 2 - 3
LED Definitions
In addition to beeper sequences, the digital scanner communicates with the user using a two-color LED display.
Table 2-2 defines LED colors that display during scanning.
Host Specific
USB only
Four high beeps Digital scanner has not completed initialization. Wait several
seconds and scan again.
Digital scanner gives a power-up beep after
scanning a USB Device Type.
Communication with the bus must be established before the digital
scanner can operate at the highest power level.
This power-up beep occurs more than once. The USB bus may put the digital scanner in a state where power to
the digital scanner is cycled on and off more than once. This is
normal and usually happens when the host PC cold boots.
RS-232 only
High beep A <BEL> character is received and Beep on <BEL> is enabled
(Point-to-Point mode only).
Table 2-1 Standard Beeper Definitions (Continued)
Beeper Sequence Indication
Table 2-2 Standard Scanner LED Definitions
LED Indication
Scanning
Green Flash A bar code was successfully decoded.
Red Transmission error or digital scanner malfunction.
Charging
Green - Slow Continuous Flash
1
Non-critical battery temperature fault. Battery is above or below normal
operating temperature.
If this occurs, do not use the digital scanner and move the digital scanner to a
location within normal operating temperature. The digital scanner can remain in
the cradle while the battery warms or cools to normal operating temperature.
Note: For appropriate charging temperatures, see
Table 3-3 on page 3-8 .
Green - Fast Continuous Flash
2
Digital scanner is charging.
1
A slow continuous flash is estimated at 1 flash per second.
2
A fast continuous flash is estimated at 2 flashes per second.