Beginner - Laptop Chiplevel - Delhi, Govind Puri
Laptop Chip-Level Repair Skills
- Laptop motherboard chip-level troubleshooting and power-sequence analysis
- DC-IN 12V–20V power section, HPB/NVDC, charging and input circuits
- 3.3V/5V LDO and S5 standby power circuits; 51ON, PSL and thermal logic signals
- Troubleshooting 1.05V, 1.8V and VCC_IN_AUX (1.8V) power rails
- PCH power-well analysis: RTC, PRIME, SUS wells; SLP_S4# and SLP_S3# signals
- BIOS backup, editing, programming/flashing and recovery
- Power Good (PG) sequence diagnosis and system power-rail verification
- CPU VCC Core power-rail troubleshooting
- VDDQ, PLL and VPP power-rail analysis
- VCCST, VCCSA and VCCIO power-rail troubleshooting
- Load switch diagnosis, enable-signal and output verification
- LVDS and eDP display circuit troubleshooting
- Schematic/boardview-based component-level fault finding, voltage measurement and short-circuit diagnosis
Laptop Hardware & Card-Level Repair - Laptop Card level - Mumbai, Arambagh
(2018 - 2026)
Laptop Hardware & Card-Level Repair Skills
- Laptop assembly and disassembly for Dell, HP, Lenovo, Acer, ASUS, Sony, Compaq and Fujitsu systems
- Operating System installation and formatting: Windows XP SP3, Windows 7 (32/64-bit), Windows 8, Windows 8.1, Windows 10 and Windows 11
- Driver installation, basic software installation and troubleshooting, including Microsoft Office and common utility applications
- Network and resource sharing: drive sharing, printer sharing and basic LAN configuration
- Disk management: partition creation, resizing, merging and basic storage troubleshooting
- RAM upgrades and replacement: DDR2, DDR3, DDR3L, DDR4 and DDR5
- Storage upgrades and replacement: HDD, SSD, NVMe and M.2 drives
- Replacement and troubleshooting of internal/external keyboards, batteries, LCD displays, ODD/DVD drives, USB cards, CPU cooling fans, cameras and Wi-Fi cards
- Laptop hinge repair and physical hardware maintenance
- Laptop internal cleaning and thermal maintenance, including heatsink/fan cleaning and thermal paste replacement
- AC adapter diagnosis and basic power-related troubleshooting
- Hardware inspection, component replacement, preventive maintenance and functional testing after repair
Computer Hardware & Desktop Support - Computer Hardware - Mumbai, Maharashtra; Arambagh, West Bengal
(2016 - 2026)
Computer Hardware & Desktop Support Skills
- PC/Desktop Assembly & Configuration: Experienced in assembling and configuring standard cabinets, RGB gaming cabinets, mini cabinets, RGB CPU coolers and liquid cooling systems, including Antec and Cooler Master solutions
- Operating System Installation: Windows XP, Windows 7, Windows 8, Windows 10 and Windows 11 installation, formatting and configuration
- Driver Installation & Troubleshooting: Display, GPU, LAN, USB, chipset, PCI and other hardware drivers
- Operating System Repair: Windows startup/boot repair, CHKDSK, system recovery and basic fast-repair troubleshooting
- PC Part Diagnostics & Replacement: Systematic diagnosis, testing and replacement of faulty computer components
- Power Supply (SMPS/PSU): Diagnosis, replacement and basic power-related troubleshooting
- Motherboard & Cabinet: Installation, replacement, front-panel connection and hardware configuration
- Storage Devices: Installation, replacement and troubleshooting of HDD, SATA SSD, NVMe and M.2 SSDs
- RAM Installation & Upgrades: DDR2, DDR3, DDR4 and DDR5 memory installation, testing and upgrades
- Intel Processor Support: Core 2 Duo, Dual Core, Pentium, Core i3, i5, i7 and i9 processors
- AMD Processor Support: AMD Ryzen 3, Ryzen 5 and Ryzen 7 processors
- Graphics Card Installation & Troubleshooting: NVIDIA GeForce GT, GTX and RTX series graphics cards
- PCI/Expansion Cards: Installation and troubleshooting of LAN cards, COM/Serial Port cards, Parallel Port cards and other PCI/PCIe expansion cards
- Cooling & Thermal Maintenance: CPU cooler installation, RGB cooler configuration, liquid-cooling installation, heatsink cleaning and thermal-paste replacement
- Hardware Maintenance: Preventive maintenance, internal cleaning, cable management, hardware inspection and post-repair testing
