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Syllabus
About Current(i),About Voltage(v)
Electrical & Electronics
Ohm’s Law, Power (Watt)
Resistor , Resistance , Combination of Resistor
Resistor as a Voltage Divider ,Unit of Resistance , Working , Testing.
Capacitor , Working, Testing, R. C. Time delay c.k.t
Coil (L), Working, Checking
Fuse, Working, Testing.
Conductor, Insulator, Semiconductor N & P Type
Diode, Combination of Diode, Working, Testing.
Transistor, Working, Testing.
Mosfet, type of Mosfet, Working, Testing.
Power I.C. , Digital I.C. , Working, Pin Details, Testing.
About Regulator, Step Down Regulator, Single Phase & Dual Phase Regulator, Regulator with Mosfet & without Mosfet , Testing
Logic Gates.
About Crystal ,working.
Use of Multi-meter, Temperature Controlled Iron, Temperature Controlled SMD , D.C. Power Supply, VGA Machine, D.S.O.
RTC Section of Laptop Motherboard
DC in Section (+PWRSRC/+DCBATOUT).
Distribution of +PWRSRC or +DCBATTOUT.
Charging Section.
Formation of +LDO3 & Its Distribution
Basic Requirement of IO.
Trigger Logic of Laptop Motherboard.
+3V_S5 & +5V_S5 Regulator.
BIOS, EC Bios , Main- Bios, Programming.
IO Programming.
Voltage Build Circuit +15V_ALW Formation
About SLP_S4#, S4_ON, SUSP & SUSP#.
SUS Supply Formation(+3V_SUS , +5V_SUS)
+Ram Regulator. (S4_State).
S3_State Powers Formation (+1.8V,+1.0V,+1.05V,+VCCSA).
VGA Powers.(VGA_Core, +1.0VPCI_VGA, +Ram_Run_VGA, +3.3V_Run_VGA).
Formation of Core Enable Signal ( VR_ON)
CPU Core Regulator
Clock Generator I.C
CPU _GFX _Regulator.
Basic Power Requirement of ICH/PCH/Graphic/CPU/SOC.
Connectors Pin Details.
Schematics Reading(Block Diagram, Power Plane, Power Rail, Power Tree, Timing Sequence)
Circuit Tracing by Using Schematics
Bios Me Region Cleaning.LBE Software
About Board Viewer
Complete Trouble Shooting of Motherboard.
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