How to Troubleshoot of No-Display Issue?

Troubleshooting of No Display 

1. Power Issue        2. No Power Issue

1. Power Issue-

• Check Power Cable
• Check UPS and Outlet
• Open System Case, Remove Power switch jumper from Motherboard
• Shot Power Jumper
• Remove all power connector from Motherboard
• Shot green and black wire in ATx 24 pin connector. 
• If SMPS fan is rotating then SMPS is OK and Motherboard is faulty. If SMPS fan is not rotating then SMPS is faulty.

2. No Power Issue-

• Check VGA cable
• Disconnect VGA cable and provide power supply to monitor. If no signal message appear on screen means Monitor is OK.
• Check by pressing num lock key if led is blinking means Display is coming from CPU.
• Open System Case, Remove Ram, Clean and Reinsert.
• Clean RAM slot, Try with another slot
• Check Graphic Card (If Graphic card include in slot)
• Try with another RAM
• BIOS Reset
• Touch chipsets on Motherboard, if cool or overheat means Motherboard is faulty.
• Remove  CPU fan, Power On and touch Processor like chipsets.
• Try with another Processor
• Replace Motherboard