Toshiba A20-S259 Maintenance Manual - Page 146
Expansion Test
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3 Tests and Diagnostics 3.14 Expansion Test 3 3.14 Expansion Test To execute the expansion test, select 11 from the DIAGNOSTICS TEST MENU, press Enter and follow the directions on the screen. The expansion test contains two subtests. NOTE: To execute this subtest, the PC card wraparound connector is required. Subtest 01 PCMCIA Wraparound This test checks the following signal line of the PC card slot: q Address line q REG#, CE#1, CE#2 line q Data line q Speaker line q Wait line q BSY#, BVD1 line This subtest is executed in the following order: Sub# 01 02 03 04 05 Address 00001 00001 00002 00003 00004 00005 Good nn nn ww -- 40,80 nn Bad Contents xx Address line xx REG#, CE#1, CE#2 nn=A0, 90, 80, 00 rr Data line ww=write data, rr=read data -- Speaker line xx Wait line (40