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3.15 NDP Test 3 Tests and Diagnostics
PORTEGE A600 Maintenance Manual (960-710) [CONFIDENTIAL] 3-31
3.15 NDP Test
To execute the NDP test, select 10 from the DIAGNOSTICS TEST MENU, press Enter and
follow the directions on the screen.
CAUTION: Judge the existence of high-speed operation processor by 1bit of the
composition byte. If exists, the bit is “1”. Test only when the high-speed
operation processor exists.
Subtest 01 NDP test
This test checks the following functions of NDP:
Control word
Status word
Bus
Addition
Multiplication