2 - 4 Symbol DS6878 Product Reference Guide
Green - Solid  Digital scanner is fully charged.
Red Battery may require pre-charge.
Amber - Continuous Flash 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
.
Table 2-3    
Standard Cradle LED Definitions
LED Indication
Green Cradle is powered.
Green Flash Cradle is externally powered with a USB host interface that suspended the 
cradle. The cradle is no longer connected to the digital scanner but it will 
charge the digital scanner. Scan the pairing bar code to pair the scanner and 
cradle (see 
Pairing on page 4-19
). 
Red Flash Transmission error. 
1 
A slow continuous flash is estimated at 1 flash per second.
2 
A fast continuous flash is estimated at 2 flashes per second.
Table 2-2    
Standard Scanner LED Definitions (Continued)
LED Indication
1 
A slow continuous flash is estimated at 1 flash per second.
2 
A fast continuous flash is estimated at 2 flashes per second.