Toshiba R100 manual Press test number 1-4 ?

3.16 Sound/LAN/Modem Test	3 Tests and Diagnostics
....Press test number [1-4] ?

To execute a subtest continuously, select the test number and press Enter. To exit the Sound/Modem test, remove the test program disk from the USB FDD and turn the computer off.

Subtest 03 LAN

This subtest checks the operation of mini-PCI I/F by the loopback in the chip.

The large “OK” is displayed if no error occurred.

Subtest 04 MODEM

For this subtest, connect the modem PCB and RJ11 connector with a harness. This subtest contains the following tests. They are tested with the dedicated “FAT-MODE inspection device(Product Code QE2000P01 made by Nittou Denki Seisakusyo)

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Scorpio Modem Initialize Digital Loopback Test Modem Sound Test External Loopback test RJ11 Connector Test (LED)

To finish the Sound/LAN/Modem test, the power of the computer is turned off.

PORTEGE R100 Maintenance Manual (960-440) 3-41