Metrologic Instruments MS7120 Manuale Utente

ii

T

ABLE

OF

C

ONTENTS

Product Overview ............................................................................................. 1

Scanner and Accessories................................................................................. 2

Scanner Components....................................................................................... 4

Cable Removal................................................................................................. 4

Caution and Serial Number Labels................................................................... 5

Maintenance..................................................................................................... 5

Mounting Specifications ................................................................................... 6

RS232, or Light Pen ......................................................................................... 7

RS485 .............................................................................................................. 8

Keyboard Wedge.............................................................................................. 9

Stand-Alone Keyboard Wedge ....................................................................... 10

Full Speed or Low Speed USB....................................................................... 11

Scanner Operation

Audible ....................................................................................................... 12

Visual ......................................................................................................... 13

Failure ........................................................................................................ 14

Depth of Field Specifications

Normal Scan Zone ..................................................................................... 15

Reduced Scan Zone................................................................................... 15

Depth of Field by Bar Code Element Width

Normal Scan Zone ..................................................................................... 16

Reduced Scan Zone................................................................................... 17

Troubleshooting Guide ....................................................................................... 18

Design Specifications ......................................................................................... 22

Applications and Protocols ................................................................................. 24