5 
 
 
1.3  Reading the LED Status 
Figure 4 points out the location of the LED indicators described in Table 1 and Table 2 
 
FIGURE 4 - LED INDICATOR LOCATIONS 
 
Table 1
 explains the LED indicator status.  Table 2 explains the Error/Warning indicator status.  
 
Refer to Figure 1
 for the locations described for ON/OFF and FEED push button switches and AC 
adapter socket. 
 
 
Table 1 - Reading the LED Status 
 
LED  Status  Condition
Function 
Flashing  Power is ON and the printer is in USB mode 
GREEN 
Steady  Communicating with host 
Flashing  Power is ON and the printer is in Bluetooth mode 
BLUE 
Steady Transmitting/receiving 
Flashing  Power is ON and the printer is in 802.11b/g mode 
 
 
LED # 1 
Communication 
 
 
AMBER 
Steady Transmitting/Receiving 
 
LED # 2 
Battery 
 
AMBER 
 
Steady 
Battery being charged. The LED will turn off when the 
battery is fully charged 
Steady 
 
•  Indicates that MCR is ready to accept data 
•  Indicates that SCR is ready to accept data 
 
 
 
LED # 3 
 
Magnetic Card 
Reader 
& 
Printer Error 
 
 
GREEN 
Flashing 
 
Indicates that the printer is in USB Bootloader mode. 
(USB cable is plugged in and Dip Switches 5 and 7 are 
ON) 
 
Note: If USB is unplugged, LED will flash Amber until 
printer is reset manually