Barcode Reader  A-1 
Appendix A  Barcode Reader 
The product supports two kinds of readers for logging data as patient ID: 1-D barcode 
reader (SYMBOL LS2208) and 2-D barcode reader (SYMBOL DS4308). 
The laser transmitted by SYMBOL LS2208 is Class 2 laser. 
SYMBOL DS4308 is classified as “EXEMPT RISK GROUP” according to IEC 62471: 
2006 and EN 62471: 2008. 
WARNING: 
Class 2 laser adopts low power, visible LED. DO NOT stare 
into beam because of unknown hazards of transient 
radiation provided by class 2 laser. 
DO NOT stare into beam emitted by SYMBOL DS4308 for 
more than 10s. 
 
CAUTION: 
Ensure the information acquired by barcode reader is 
consistent with the actual information. 
NOTE: the reader does not support decoding of Multilanguage. 
A.1  1-D Barcode Reader 
There are 2 operation modes for 1-D barcode readers: 
Hand-held mode: press the trigger to decode. 
Hands-free mode: seat the reader in the stand to enter the mode, the reader decodes 
automatically. 
A.1.1  Overview 
 
Green: A barcode was successfully decoded. 
Red: A data transmission error or reader malfunction occurred. 
2.  Scan window  Scan the barcode.