MiTAC 7521 N - 7 TROUBLE SHOOTING; 7.1 NO POWER

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7521
7521
N/B MAINTENANCE
N/B MAINTENANCE
7. TROUBLE SHOOTING
7.1 NO POWER
7.2 NO DISPLAY
7.3 VGA CONTROLLER FAILURE LCD NO DISPLAY
7.4 EXTERNAL MONITOR NO DISPLAY
7.5 MEMORY TEST ERROR
7.6 KEYBOARD TEST ERROR OR TRACK PAD TEST ERROR
7.7 CD-ROM DRIVE TEST ERROR
7.8 HARD DRIVE TEST ERROR
7.9 USB PORT TEST ERROR
7.10 AUDIO FAILURE
7.11 SIO PORT TEST ERROR
7.12 PIO PORT TEST ERROR
7.13 PC-CARD SOKET FAIL