Error Codes
Product Reference Guide  
                   317
Table 52
Programming Mode
 - The following indications ONLY occur when the reader is in Programming Mode.
Label Program-
ming Mode 
Entry
A valid programming label 
has been scanned.
LED blinks continuously
Reader sounds four low fre-
quency beeps.
Label Program-
ming Mode 
Re
jection of 
Label
A label has been rejected. N/A
Reader sounds three times 
at lowe
st frequency & cur-
rent volume.
Label Program-
ming Mode 
Acceptance of 
Partial Label
In cases where multiple 
l
abels must be scanned to 
program one feature, this 
indication acknowledges 
each portion as it is success-
fully scanned.
N/A
Reader sounds one short 
beep at 
highest frequency & 
current volume.
Label Program-
ming Mode 
Acceptance of 
Program
ming
Configuration option(s) have 
be
en successfully pro-
grammed via labels and the 
re
ader has exited Program-
ming Mode.
N/A
Reader sounds one high fre-
quency beep and 4 low fre-
quency beeps followed by 
r
eset beeps.
Label Program-
ming Mode 
Cancel
 Item 
Entry
Cancel label has been 
scanned.
N/A
Reader sounds two times at 
l
ow frequency and current 
volume.
. Programming Mode Indications
Error Codes
Upon startup, if the reader sounds a long tone, this means the reader has 
not passed its automatic Selftest and has entered FRU (Field Replaceable 
Unit) isolation mode. If the reader is reset, the sequence will be repeated. 
The following table describes the LED flashes/beep codes associated with an 
error found.
NUMBER OF 
LED FLASHES/
BEEPS
ERROR 
All Models:  
GD44XX, GBT4400, GM44XX
CORRECTIVE ACTION
1 Configuration
Contact Helpdesk for 
assistance
2 Interface PCB
6 Digital PCB
12 Imager
15 Accelerometer