Toshiba Satellite M40 Maintenance Manual - Page 82
PIO Loopback Test, External Loopback
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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 [CONFIDENTIAL] Manual Satellite M40X/M45X/Satellite Pro M40X/EQUIUM M40X Series Maintenance
3.
Tests and Diagnostics
3.5 PIO Loopback Test
3-8
[CONFIDENTIAL]
Satellite M40X/M45X/Satellite Pro M40X/EQUIUM M40X Series Maintenance
Manual
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.