Lexmark J110 Service Manual - Page 119

4085-001 Each time the test finishes, the screen is updated with the result. If the test passes, the Pass Count is incremented by 1. However, if the test fails, one of the following failure messages is displayed for approximately 3 seconds and the Fail Count is incremented by 1: • ROM Checksum Error • ROM Burst Read Error Once the maximum pass count or fail count is reached, the test is stopped and the final test results are displayed. Press Return or Stop to exit the test. Parallel Wrap Test The Parallel Wrap Test checks the operation of the parallel port hardware using a wrap plug. Each parallel signal is tested. To perform the wrap test: 1. Disconnect the parallel interface cable, and install the parallel wrap plug (1319128). 2. Select HARDWARE TESTS from the Diagnostics Menu. 3. Select Parallel Wrap to initiate the Parallel Wrap Test. 4. Select the appropriate Parallel Wrap Test (Parallel Wrap, Parallel 1 Wrap, Parallel 2 Wrap, or Parallel 3 Wrap). The following screen is displayed and the printer begins testing the parallel hardware for the first time. Parallel Wrap P:###### F:##### Terminology: • P:###### represents the number of times the test has passed (finished successfully). Initially 000000 is displayed for ######. The maximum pass count is 999,999. • F:##### represents the number of times the test has failed (finished with errors). Initially 00000 is displayed for #####. The maximum fail count is 99,999. Diagnostic Aids 3-25