Printer Failures
A user cannot generally resolve a problem involving defective printer hardware. On detecting a fatal error, the printer will:
•Stop printing
•Beep four times if it is not disabled by the
•Turn the Online indicator off
•Blink the Paper Out indicator (with a fault indicator lit indicating the error type).
The following errors cause the printer to turn off the power:
•Print head error
•Space motor error (print head carriage motor)
•Line feed motor error
•+34 V overvoltage error
No error condition is displayed if any of these errors occurs.
Turn the printer off and back on, then rerun the same job to check if the error was transient. If the error recurs, contact your dealer.
Diagnostic Functions
The printer diagnostic functions are
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For details on using these functions, all of which are available in the printer
Besides the above functions, the serial interface loopback test and the parallel interface loopback test are provided in the printer