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Top cover
Printer ready
LED
Customer receipt
feed button
2. Check the status of the Printer Ready indicator:
Printer Ready indicator ON:
The power-on self test completed successfully.
Printer Ready indicator OFF or blinking:
The POST failed.
3. If the POST fails or if you suspect problems with your system, see “Problem
Determination” on page 70.
4. See “Offline Test” and run the offline test. If the offline test fails or you suspect
problems with your system, see “Problem Determination” on page 70.
Offline Test
An offline printing test is provided as a diagnostic tool to ensure the printer is
operating correctly.
1. Open the top cover.
2. Press and hold the paper feed button for 5 seconds. The LED indicator will
make one quick flash followed by a pause. The beeper will make a short single
tone periodically.
3. Release the paper feed button.
4. Close the top cover.
5. See Figure 31 on page 69 and verify that your printer has printed correct
information for your model and configuration:
v Double-byte enabled
v RS-232, RS-485 or USB serial interface
v Applicable parameters for RS-232 communications:
– 9600 or 19 200 baud rate
– DTR/DSR or XON/XOFF control
v A solid line should appear as the last line of the test pattern.
If any characters that appear in Figure 31 on page 69 are missing from the test
pattern you print, or if the solid line is missing, go to Table 7 on page 70.
updated March 18, 2002
68 SureMark DBCS User’s Guide
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