420 Series 3-31
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 (Internal)
This test checks the following signal lines 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 nn xx Address line
00001 nn xx 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
Subtest 02 PCMCIA wraparound (External)
This test checks the signal lines of the Enhanced Port Replicator PC card slots:
Procedures for conducting this test are the same as for subtest 01 PCMCIA
wraparound (Internal) described above.
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