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PCS Troubleshooting (continued)
Problem
The AL5010 is experiencing poor read rate.
Cause(s)
Poorly printed bar codes.
Scan head window is dirty.
Codes passing by at too large an angle (tilt, pitch, skew).
Solution(s)
1.
Confirm the quality of bar code printing is good enough to read.
Correct any print quality issues.
2.
Clean scan head window as defined Chapter 7.
3.
Check reading distance with a known good quality sample bar
code.
4.
Enable TEST MODE. (Use the AL5010 control panel button.)
5.
Hold code in the scan line.
6.
Verify the AL5010 is reading the code.
7.
Correct any tilt, pitch, or skew problems.
Problem
The AL5010 is experiencing poor read rate in hardware trigger.
Cause(s)
Photoeye is not adjusted properly or requires alignment.
Solution(s)
1.
Verify that the photoeye is blocked the entire time the reader's
laser is scanning the bar code.
2.
Adjust the photoeye as necessary.
(See Verify Photoeye Operation in Chapter 7.)
NOTE: For non-tracking applications only.
Problem
HOST is not receiving serial host message.
Cause(s)
Improper wiring between host and reader.
Incorrect configuration settings.
Solution(s)
1.
Is the AL5010's RX/TX LED flashing GREEN?
2.
If yes, check the serial cable wiring at the wiring base's SERIAL
COM terminal block and at the HOST.
3.
If no, verify AL5010 trigger input and trigger configuration.
4.
View the Message Monitor to verify the AL5010 is transmitting
data from the SERIAL COM port.
(See Diagnostics > Monitor.)
Problem
AL5010 reads bar codes, but transmits a NO READ message.
(Tracking Applications Only)
Improper tracking configuration
Cause(s)
1.
Check for "Code Lost" messages using diagnostics.
Solution(s)
2.
If "Code Lost" messages are present, check the tracking
configuration. (See Tracking.)
3.
Correct as needed.
Problem
Cannot connect configuration PC running to the AL5010's
Ethernet port.
Cause(s)
Improperly configured Ethernet port on configuration PC
Solution(s)
1.
Verify network port configuration on PC.
2.
Port on PC must be configured for a static IP address.
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