Introduction; Smart Focus Scanning; Host Interfaces - Symbol DS 3478 Product Reference Manual

Introduction

The DS 3478 digital scanner combines excellent digital scanning performance and advanced ergonomics to provide the best value in
a lightweight digital scanner, ensuring comfort and ease of use for extended periods of time.

Smart Focus Scanning

The digital scanner supports a Smart Focus mode which toggles the focus position after every frame between near and far focus,
optimizing decoding performance when scanning a combination of small and large bar codes. See
this mode.

Host Interfaces

This digital scanner supports the following host interfaces through communication with a cradle:
• Standard RS-232 connection to a host.
• Keyboard wedge connection to a host, where scanned data is interpreted as keystrokes. The following international
keyboards are supported (for Windows™ environment): North American, German, French, French Canadian, Spanish, Italian,
Swedish, UK English, Japanese, and Brazilian-Portuguese.
• Wand emulation connection to a mobile computer, a controller, or host, which collects the data as wand data and decodes it.
• Scanner emulation connection to a mobile computer or a controller, which collects the data and interprets it for the host.
®
• IBM 468X/469X hosts.
• USB connection to a host. The digital scanner autodetects a USB host and defaults to the HID keyboard interface type. Select
other USB interface types by scanning programming bar codes. The following international keyboards are supported (for
Windows™ environment): North America, German, French, French Canadian, Spanish, Italian, Swedish, UK English,
Japanese, and Brazilian-Portuguese.
• Synapse capability, which allows connection to a wide variety of host systems using a Synapse cable and Synapse adapter
cable. The digital scanner autodetects the Synapse interface.
• Configuration via 123Scan.
Figure 1-1. DS 3478 Smart Focus Digital Scanner
Getting Started 1-3
Focus Mode on page 5-5 to select