Toshiba Tecra A3-S711 Maintenance Manual - Page 84
PIO Loopback Test, External Loopback
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3.5 PIO Loopback Test 3. Tests and Diagnostics 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. Tecra A3/S2 Series Maintenance Manual 3-9
3.5 PIO Loopback Test
3.
Tests and Diagnostics
Tecra A3/S2 Series Maintenance Manual
3-9
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.