Zebra DS457 User Manual

Imager Preferences 7 - 21
JPEG Quality and Size Value
JPEG Quality = Parameter # 305 (SSI # F0h 31h)
JPEG Size = Parameter # 561 (SSI # F1h 31h)
If you select JPEG Quality Selector, scan the JPEG Quality Value bar code followed by 3 bar codes from
Appendix D, Numeric Bar Codes corresponding to a value from 5 to 100, where 100 represents the highest
quality image.
If you select JPEG Size Selector, scan JPEG Size Value followed by 3 bar codes from Appendix D, Numeric
Bar Codes corresponding to a value from 5 to 350 which represents the file size in multiples of 1024 bytes
(1K). For example, setting this value to 8 (008) permits the file size to be as large as 8192 bytes. The default is
160 (164K).
JPEG Quality Value
(Default: 065)
(5 - 100 Decimal)
JPEG Size Value
(Default: 040)
(5 - 150 Decimal)

Zebra DS457 Specifications

General

Type	Fixed bar code reader
Wavelength	655 nm
Sensor type	-
Scanner type	1D/2D
Optical sensor resolution	752 pixels
Standard interfaces	USB
Connectivity technology	Wired
Input voltage	5 V
Power consumption	450 mA
Safety	ETL, VDE, CETL, EN60950, Ctick, VCCI
Certification	FCC, RoHS
Product color	Black
Storage temperature (T-T)	-40 - 70 °C
Operating temperature (T-T)	-20 - 50 °C
Cables included	USB, VGA
Harmonized System (HS) code	84716070

Weight and Dimensions

Depth	58.4 mm
Width	62 mm
Height	29.2 mm
Weight	111 g