Toshiba PORTEGE M780 Maintenance Manual page 142

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Tests and Diagnostics

NOTE: To execute this subtest, a printer wraparound connector must be connected to the

computer's printer port.

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This subtest is for IBM compatible printers, and tests the following functions:

Normal print

Double-width print

Compressed print

Emphasized print

Double-strike print

All characters print

This subtest prints the various print types shown below:

This subtest checks the output and bi-directional modes of the data control

and status lines through the parallel port wraparound connector

(34M741986G01). (Both output and bi-directional modes are tested.)

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PORTEGE M780 Maintenance Manual (960-809)

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