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INTRODUCTION  
The MS9590 VoyagerGS™ series is part of Metrologic’s extensive Voyager® 
branded hand-held laser scanning product family.  The VoyagerGS series is the 
first Voyager® product to feature trigger scanning in its design.  The VoyagerGS 
provides an aggressive solution for scanning all standard 1D bar codes in a new 
ergonomic form factor that maximizes comfort and reduces fatigue.  
Key product features include: 
•  Rapid scan speed of 100 scans per second 
•  Extended depth of field 
• CodeGate® data transmission technology 
•  Manual-trigger operation and automatic in-stand detection 
• Data formatting 
•  Easy configuration with MetroSelect® bar codes and MetroSet®2  
Windows® compatible software 
• Optional integration of Checkpoint EAS deactivation antenna 
•  Optional high-density model, MS9591 
MODEL  INTERFACE 
MS9590 – 14  RS232 - TXD, RXD, RTS, CTS, DTR, DSR 
MS9590 – 47  Keyboard Wedge, Stand-Alone Keyboard and RS232 Transmit/Receive 
MS9590 – 106  RS485, USB** and RS232 Tran smit/Receive 
High Density Models 
MS9591– 14  RS232 - TXD, RXD, RTS, CTS, DTR, DS R 
MS9591 – 47  Keyboard Wedge, Stand-Alone Keyboard and RS232 Transmit/Receive 
MS9591 – 106  RS485, USB** and RS232 Tran smit/Receive 
EAS Equipped Models 
MS9590-38-EAS USB* and RS232 Transmit/Receive with EAS  
MS9590-40-EAS USB, IBM OEM with EAS 
*  Scanner model is configurable for Keyboard Emulation Mode or Bi-Directional USB 
Serial Emulation Mode.  The default setting is Keyboard Emulation Mode. 
**  Scanner model is configurable for Keyboard Emulation Mode, Bi-Directional USB  
Serial Emulation Mode, or IBM OEM.  The default setting is Keyboard Emulation Mode.
  Applicable for IBM® host applications