IDE/ATA/PATA Connector Circuit Diagram and its Problem in Desktop Motherbaord

IDE/ATA/PATA Connector Circuit Diagram and its Problem in Desktop Motherboard


NOTE: Before repairing you check HDD/DVD Enable and disable in The BIOS Setup.

Problem: No Detection of ATA/PATA Hard disk/ DVD Drive. Solution: 1-Check Connector Pin, it may any one pin break. 
2- Check all Data and Signal track Between Connector and ICH. 
3-If Track and Connector pin all ok, it means ICH Problem.

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