Chapter 3 Operating Instructions
CLV 42x bar code scanner
3-8 © SICK AG · Division Auto Ident · Germany · All rights reserved 8 009 981/O078/16-08-2004
Product description
Operating mode LED Indication Function
Start Device Ready
orange • lights up after power-up if the self-test was successful and the wait time
for reading the profile bar codes has expired
Laser On
orange • lights up while the laser diode for reading the profile bar codes is active
Reading mode Device Ready
orange • illuminates constantly
• extinguishes with new operating mode/function
Laser On
orange • lights up if reading diode active
(The laser diode is activated/deactivated by reading pulse)
• lights up constantly in the pulse modes "free running" and “Continuous
Read“
, as the laser diode is always active
• lights up with every 20th scan in the "reflector polling" pulse mode.
The scan line is faintly visible.
Result
orange LED is connected to the "Result 2" switching output. It indicates the
selected result status for the set pulse duration of the output.
• lights up after a good read
(default setting: "good read")
• lights up (match code comparison active) if the read bar code matches
the predefined match code(s) and the corresponding result status output
is selected for the "Result 2" output
Data
orange • flickers while the CLV transfers data to the host on the host interface
Percentage
evaluation
Laser On
orange • lights up constantly (Free Running mode)
Result
orange Behavior depends on the reading quality:
• extinguishes if reading rate < 30 %
• blinks twice a second if reading rate 30 % to 70 %
• blinks five times a second if reading rate 70 % to 90 %
• lights up constantly if reading rate > 90 %
Profile
programming
Laser On
orange • lights up while the profile bar codes are being read (Free Running mode)
AutoSetup Laser On
orange • lights up while the application-specific bar codes are being read (Free
Running mode)
Adjusting mode Laser On
orange • lights up constantly (Free Running mode)
Show CP-limits Laser On
orange • blinks bright/dark alternately, in the frequency with which the scan line is
partially masked out
Table 3-2: Meaning of the LED indicators
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