No screen display until Windows begins

churin

New member
Power User
Local time
3:34 PM
Messages
341
Location
California
The monitor screen used to be displaying POST progress before Windows begins. But the screen now stays in black until the Windows begins. What could be the remedy?
 

My Computer

Computer type
PC/Desktop
OS
W7 Ult x64, W8 Pro x64 and W10 Pro x64
CPU
Phenom FX6300
Motherboard
Gigabyte GA-970A-UD3 rev. 1.2
Memory
16GB DDR3 1866 G.Skill F3-1866C9D-16GWM x2
Graphics Card(s)
Radeon R7 360
Sound Card
Asus Xonar DS
Monitor(s) Displays
27" x2, Dell P2715Q
Screen Resolution
3840 x 2160
Hard Drives
Samsung 850Pro 1TB SSD - system
Samsung 4TB SSD - Data
PSU
Corsair CX450M
Case
Corsair 200R
Cooling
Zalman CNPS5X Performa
Internet Speed
400Mbps/12Mbps
Other Info
2nd machine: Same as above
3rd machine: Apple MacAir with W7 Ult installed
There is a setting in the bios to show or not. If you are not having any problems with your machine, it really isn't necessary.
 

My Computer

Computer type
Laptop
Computer Manufacturer/Model Number
HP 17-ak0xx, dv7 3173nr
OS
Win7 Home Premium x64 W10Pro&Home
CPU
A12 9720p 4+8 TurionII M520
Motherboard
HP 3839
Memory
6GB 8GB
Graphics Card(s)
R7
Monitor(s) Displays
24" sa550
Screen Resolution
1600x900 1920x1080
Mouse
Logitechx2
Internet Speed
120Mb/s down 12up
Hi churin,

when did you first notice this happening? Were there any specific changes to software or hardware settings you can remember making just before that?

What exactly is the first thing you see after the black screen?
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
Custom-built
OS
Windows 7 Professional SP1 32-bit
CPU
Intel Core 2 Duo E6600 2.4GHz
Motherboard
Asus PL5D2
Memory
4GB DDR2-667 (4x1GB in dual-channel config)
Graphics Card(s)
nVidia GeForce 9800 GT
Sound Card
Creative X-Fi XtremeMusic
Monitor(s) Displays
Acer P236H
Screen Resolution
1920x1200 (DVI)
Hard Drives
OCZ SSD Vertex Plus 60GB SATA (Firmware 3.55), 64MB cache
Hitachi HD321KJ SATA, 320GB, 7200rpm, 16MB cache
PSU
Antec TruePower 2.0
Case
Cooler Master Centurion
Cooling
Too many fans
Keyboard
Standard
Mouse
Microsoft wireless optical mouse
Internet Speed
AT&T U-verse (18mbit/sec)
Antivirus
Microsoft Security Essentials
Browser
Firefox
Other Info
Other devices:
Compaq CQ-60 laptop
Google Nexus 7 (2012) tablet
Nvidia SHIELD tablet (US/LTE)
Hardkernel ODROID-XU single-board computer (Samsung Exynos 5420)
The first thing after the black screen is Windows screen.

I think I have found out why the problem. I was using DVI to HDMI adapter. Another word I was using HDMI input of the TV being used as the monitor. The TV has DVI input so I tried this input instead, then the POSTing was displayed.

I wonder why POST is not displayed if the DVI to HDMI adapter is used. Is the POSTing display in analog mode?
 

My Computer

Computer type
PC/Desktop
OS
W7 Ult x64, W8 Pro x64 and W10 Pro x64
CPU
Phenom FX6300
Motherboard
Gigabyte GA-970A-UD3 rev. 1.2
Memory
16GB DDR3 1866 G.Skill F3-1866C9D-16GWM x2
Graphics Card(s)
Radeon R7 360
Sound Card
Asus Xonar DS
Monitor(s) Displays
27" x2, Dell P2715Q
Screen Resolution
3840 x 2160
Hard Drives
Samsung 850Pro 1TB SSD - system
Samsung 4TB SSD - Data
PSU
Corsair CX450M
Case
Corsair 200R
Cooling
Zalman CNPS5X Performa
Internet Speed
400Mbps/12Mbps
Other Info
2nd machine: Same as above
3rd machine: Apple MacAir with W7 Ult installed
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