COMPUTER AND LAPTOP MOTHERBOARD REPAIRING & TROUBLESHOOTING 

 

INTRODUCTION TO DESKTOP MOTHERBOARD

·         Motherboard Block Diagram, Function and Main Ics detail work Theory and Practicle idea

·         Main Signals of Motherboard And How motherboards Work Different ic list

Motherboard Brands (INTEL, ASUS, GIGBYTE, MERCURY, MSI, ETC)

CPU Type (LGA775,DUALS730,QUODSLOT2, SLOT1, SLOT7ETC)

North Bridge (NFORCE, AMD, SIS, VT, I845, I875)

South Bridge (SIS, VT, INTEL, NVDIA)

I/O Controller IC (ITE, WINBOND, FDC, SMSC, SMART ETC)

VRM- Voltage Regulator  Module IC (RTL, ADP, WINBOND, ETC)

VRM- Voltage Regulator  Module Mosfet(-CHN017NF, HAP117, B5TO3GH, F3711S,NIKOS ETC)

Clock Generator IC(WINBOND, ICS, ETC)

Serial Port IC(GD75232, ST75185, ETC)

LAN IC (3COM,REALTECH, MARVEL, ETC)

Audio IC (CRYSTAL, ALC, CREAFVE, ETC)

BIOS (SST, WINBOND, INTEL, ETC)

Mosfet (92039, 70120H, IS313W, 537, FR3704, ETC)

Socket (SMPS, IDI, CPU FAN, CMOS, CFLL, ECT)

Connectors (VGA, PS2, VSB, KEYBORD, SOUND, LPT, SERIAL, LAN, ECT)

SMD Component (RESISTOR CAPACITOR, TRANSISTOR, DIOD, FUSE, COIL, ETC)

Crystal (14.318 CLOCK , ETC)

·         TRACING DIFFERENT CONNECTOR AND SOCKET WITH RELATED COMPONENT AND CHIP

·         POWER SUPPLY BASIC CONCEPT