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Troubleshooting the System
CAUTION: Do not attempt to print without paper in the printer. Damage to the
printer can occur.
1. Access the Roll Printer Test from the Menu screen:
a. Select
3 Troubleshooting and press Enter.
b. Select
5 Roll Printer and press Enter.
2. Press
Start Test.
3. Check the printed test pattern to verify that the roll printer prints all characters
clearly across the page.
4. If the test results are unacceptable, refer to Cleaning the Roll Printer in
Section 3, and then repeat the roll printer test.
5. Press
Exit Test.
Use this procedure to test the ability of the bar code scanner to read a test pattern.
1. Access the Bar Code Scanner Test from the Menu screen:
a. Select
3 Troubleshooting and press Enter.
b. Select 6 Barcode Scanner and press Enter.
2. Scan the bar code scanner test pattern in Figure 4-12 with the bar
code scanner.
1234567890
3. Check the screen to verify that the characters are readable and that they
correspond to the bar code in the test pattern.
If the screen shows no characters, refer to Troubleshooting Bar Codes, page
4-109.
If you successfully scan the bar code label in Figure 4-12 but you cannot
successfully scan the bar code labels that your laboratory uses, use better
quality bar code labels.
4. Press
Exit Test.
!
3
Menu Code
5
3
Menu Code
6