MiTAC 7521 PLUS/N User Manual

102

7521

Plus / N N/B MAINTENANCE

8. TROUBLE SHOOTING

8.1 NO POWER

8.2 NO DISPLAY

8.3 VGA CONTROLLER FAILURE LCD NO DISPLAY

8.4 EXTERNAL MONITOR NO DISPLAY

8.5 MEMORY TEST ERROR

8.6 KEYBOARD(K/B) TOUCH-PAD(T/P) , ESB TEST ERROR

8.7 CD-ROM DRIVE TEST ERROR

8.8 HARD DRIVE TEST ERROR

8.9 USB PORT TEST ERROR

8.10 AUDIO FAILURE

8.11 SIO PORT TEST ERROR

8.12 PIO PORT TEST ERROR

8.13 PC-CARD SOCKET FAILURE