Toshiba Tecra A3-S611 Maintenance Manual - Page 83
PIO Loopback Test, External Interrupt
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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 Tecra A3/S2 Series Maintenance 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
Tecra A3/S2 Series Maintenance Manual