Toshiba 50CT User Guide - Page 109

3.21 Running Test 3.21 Running Test 3 Tests and Diagnostics 3.21.1 Function Description This function automatically executes the following tests in sequence: 1 System test (subtest number 01) 2 Memory test (subtest number 01, 02, 04, 06) 3 Display test (subtest number 01 to 08) 4 FDD test (subtest number 02) 5 HDD test (subtest number 01, 05) 6 Real timer test (subtest number 02) 7 Printer test (subtest number 03) if selected 8 Async test (subtest number 01) if selected The system automatically detects the number of floppy disk drives connected to the computer for the FDD test. 3.21.2 Operations NOTE: Do not forget to load a work disk in the FDD. If a work disk is not loaded, an error will be generated during the FDD test. 1. Remove the diagnostics disk from the floppy disk drive and insert the work disk. 2. Select 6 from the Diagnostic Menu and press Enter, the following message displays: Printer wrap around test (Y/N) ? Select Y (yes) to execute the printer wraparound test. A printer wraparound connector must be connected to the parallel port of the computer to properly execute this test. 3. Select Y or N and press Enter. The following message displays: Serial #A wrap around test (Y/N) ? Select Y (yes) to execute the ASYNC wraparound test. An RS-232C wraparound connector must be connected to the serial port of the computer to properly execute this test. 4. Select Yes or No and press Enter. The following message displays: Mount the work disk(s) on the drive(s), then press [Enter] key. [Warning : The contents of the disk(s), will be destroyed.] 5. This program is executed continuously. To terminate the program, press Ctrl + Break. 3-44 Libretto 50CT/70CT Maintenance Manual