3-6 420 Series
3.3 Subtest Names
Table 3-1 lists the subtest names for each test program in the DIAGNOSTIC TEST MENU.
Table 3-1 Subtest names
No. Test name Subtest No. Subtest item
1 SYSTEM 01 ROM checksum
04 Fan ON/OFF
05 Thermistor check
2 MEMORY 01 RAM constant data
02 RAM address pattern data
03 RAM refresh
04 Protected mode
05 Memory module
06 Cache memory
3 KEYBOARD 01 Pressed key display
02 Pressed keycode display
03 PS/2 Mouse connect check
04 Pointing stick
4 DISPLAY 01 VRAM read/write for VGA
02 Gradation for VGA
03 Gradation for LCD
04 Gradation & Mode test for VGA
05 All dot on/off for LCD
06 “H” pattern display
5 FDD 01 Sequential read
02 Sequential read/write
03 Random address/data
04 Write specified address
05 Read specified address
6 PRINTER 01 Ripple pattern
02 Function
03 Wraparound
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