Expansion Test - Toshiba Tecra M2V Maintenance Manual

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 wrap around
This test checks the following signal line of the PC card slot:
Address line
REG#, CE#1, CE#2 line
Data line
Speaker line
Wait line
BSY#, BVD1 line
This subtest is executed in the following order:
Sub# Address
01 00001
00001
02 00002
03 00003
04 00004
05 00005
Subtest 03 RGB monitor ID
For this test, the computer must be in CRT mode. Connect the CRT (an RGB
monitor) with the external monitor port.
TECRA M2V Maintenance Manual (960-476)
Good Bad
nn xx Address line
nn xx REG#, CE#1, CE#2
nn=A0, 90, 80, 00
ww rr Data line
ww=write data, rr=read data
–– –– Speaker line
40,80 xx Wait line (40<xx<80)
nn xx Other lines (BSY#, BVD1)
nn=21, 00
3 Tests and Diagnostics
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