Rockwell Automation 2755 High Performance VLD Scanner - Manual (Page 10)

2–3 Features of Scanner
Figure 2.2
Back of Scanner
SCAN 6
POWER VALID
LED Indicators
Package Detector Cable
Scan Angle Adjustment Seal Screw
Scanner to Decoder Cable
The back of the scanner (Figure 2.2) has two LED Indicators: VALID
and POWER. These LEDs provide a visual indication of scanner
operation. Table 2.A defines the color and function of each LED.
Table 2.A
LED Indicators
LED Label Color Function
POWER Amber Lights when the scanner is receiving power from the decoder.
The scanner must be connected to the decoder and the
decoder turned on before this LED lights.
VALID Green Flashes momentarily to indicate a successful decode.
A multi-position rotary switch lets you adjust the scan angle to
!@2, #@4,
or a maximum angle.
The scan angle adjustment switch is located behind a seal screw on
the back of the scanner. Chapter 5 describes how to adjust the scan
angle.
LED Indicators
Scan Angle Adjustment