Pcb Specifications; Signal Processor Board; Signal Processor Board Functions - Metrologic MS6520 Service Manual

5 PCB SPECIFICATIONS

5.1 Signal Processor Board

FIGURE 5.1-2 - 37823A TOP SIDE FIGURE 5.1-1 - 37823A BOTTOM SIDE
VIEW VIEW

5.1.1 Signal Processor Board Functions

• Receives the optical signal reflected off the bar code.
• Converts received optical signal into electrical signal (current) of about 100 nanoamps.
• Converts the electrical signal (current) to a suitable voltage signal level for the Decode board.
• Discriminates and filters out all unwanted signals and noise.
5-1