Toshiba Satellite M30X Laptop User Manual


 
3. Tests and Diagnostics 3.5 PIO Loopback Test
3.5 PIO Loopback Test
The PIO loopback test will check below items through PIO loopback connector.
External Interrupt
External Loopback
- including Pattern test, Data Pin test, Control register test & Control pin/ Status
pin test.
NOTE: Remember to connect a PIO loopback connector to the computer's printer port
before test begins.
The screen should display as below, indicating whether the test is passed or failed when finished.
3-8 Satellite M30X Series Maintenance Manual