VGA CARD TROUBLESHOOTING

VGA CARD TROUBLESHOOTING


No Display:

• Check for the physical damage on the card. If any, rectify it.
• The main S.M.D may be dry-solder. Touch up the main S.M.D. If found faulty, replace it.
• Check for the crystal on the card that it is giving the proper oscillations. If the crystal is faulty, replace the crystal & re-check the card.

Junk Display:

• This problem is mainly due to the VRAM present on the board.
• Replacing the faulty memory with the new one will solve the problem.

SIDE CARD TROUBLESHOOTING

No Display After Card Insertion:

• First inspect the card the physically for any damage & clean the tracks with an eraser.
• Check for the shorting in the components. If found, replace the same with the new one.
• The main S.M.D may be faulty. If required, replace it.

Card Not Working At All:

• First check for the contact with the ISA slot in the motherboard & clean the ISA connector on the card. Also check for the cable connections on the card
• Check for the jumper settings on the card. If incorrect, correct the settings & if found, touch up the S.M.D.
• As a last alternative, change the main S.M.D. This will definitely solve the problem in the most cases.

HDD/FDD/COM Port/ Printer Port Not Working:

• As a preliminary measure, check the card for any physical damage.
• Check the jumper setting.
• Check the cable connection on the card.
• Check for the CMOS settings in the BIOS.
• If it still persists, then trace the path from the main S.M.D to the connector on the card.
• Check for any open tracks, then short it using wire jumper.
• If the problem still there, change the main S.M.D. This will definitely solve the problem.