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Tests and Diagnostics
3-38 [CONFIDENTIAL] PORTEGE M780 Maintenance Manual (960-809)
3.16 Expansion Test
To execute the expansion test, select 11 from the DIAGNOSTICS TEST MENU, press Enter
and follow the directions on the screen.
Subtest 01 PCMCIA wraparound [It is not supported]
CAUTION: PCMCIA wraparound test is not supported for this model.
NOTE: To execute this subtest, the PC card wraparound connector is required.
This subtest 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 Good Bad Contents
01 00001
00001
nn
nn
xx
xx
Address line
REG#, CE#1, CE#2
nn=A0, 90, 80, 00
02 00002 ww rr Data line
ww=write data, rr=read
data
03 00003 –– –– Speaker line
04 00004 40,80 xx Wait line (40<xx<80)
05 00005 nn xx Other lines (BSY#, BVD1)
NN=21, 00
NOTE: Select the subtest number01, The following message will appear:
Test slot number select (1:slot0, 2:slot1, 0:slot0&1)?