PC will not Start Up

Okay, I am not a whiz at "fixing" things like this. I do have a HP "D" or "Recovery" drive (I assume that's what you mean by partition). I do not think I have to do a clean install...I just don't know a lot about the info you folks are throwing at me.

As for cleaning my PC. I used canned air and blow out the back part of it from time to time. I do not "open up" the case however.

What I am asking is why doesn't Scannow work the first time? Why does it take three times? I have no problem giving it a shot......just doesn't make sense to me that's all.

Please bear with me I am not a PC guru.
 

My Computer

OS
Windows 7
.....just doesn't make sense to me that's all.

Please bear with me I am not a PC guru.
you are not alone. I have often resolved problems with a simple re-start!
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
HP (HP-P6212F)
OS
Microsoft Windows 7 Home Premium 64-bit 7601 Multiprocessor Free Service Pack 1
CPU
Pentium(R) Dual-Core CPU E5300 @ 2.60GHz
Motherboard
PEGATRON CORPORATION Benicia
Memory
6.00 GB
Graphics Card(s)
Intel(R) G33/G31 Express Chipset Family
Sound Card
Realtek High Definition Audio
Monitor(s) Displays
24'' HP WS LCD
Screen Resolution
1920 x 1080 x 32 bits (4294967296 colors) @ 60 Hz
Hard Drives
(1) ATA Hitachi HDT72106 SCSI Disk Device (2) Generic- Compact Flash USB Device (3) Generic- MS/MS-Pro USB Device (4) Generic- SD/MMC USB Device (5) Generic- SM/xD-Picture USB Device (6) Verbatim STORE N GO USB Device
Keyboard
Logitech G510s
Mouse
Logitech Trackball M570
Antivirus
Microsoft Security Essentials / Malwarebytes
Browser
IE / Firefox / Chrome
Barnum,

I hope the various processes suggested above get the rig up and running again but as soon as it does or if it doesn't then ask us how to clean your rig if needed because computers are excellent air cleaners and room heaters. When you blow the rig out to clean it you best take it outside and have a method. I can almost guarantee that you'll be forced to walk away a couple of times as you hit it with air and the cloud of dust, dust bunnies will amaze you !
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
A blend of brains, brawn and dumb luck.
OS
Windows 7 Ultimate 64
CPU
i7 3770k OC'd 4.6 @ 1.17v, also FX 8120 & i5 miniITX
Motherboard
MSI P67A-GD80 b3
Memory
32 gb G.Skill Sniper DDR3 10-12-12-31 @ 2133
Graphics Card(s)
XFX Radeon 7870 2GB DDR5
Sound Card
Sound Blaster Z Series Card
Monitor(s) Displays
(2) LG LED 23" 1920 x 1080 2ms Monitors via mini d-port
Screen Resolution
1680 X 1050 p
Hard Drives
Samsung 256 gb 830 SSD sata III
(1) 1 tb WD Black
(2) 1 tb Hitachi deskmates/sata II
(2) 1 tb WD green/sata II
(2) 3 tb Seagate Barracuda
(1) 120 gb OCZ Vertex SS
(1) Drobo 5N w/5 Seagate 3tb
PSU
EVGA modular 1000G2 80% gold rating & APC 1200 RS
Case
CoolerMaster Storm Styker
Cooling
7 case fans 140mm & 120mm, NZXT Kraken X60
Keyboard
(2) Logitech Illuminated Keyboards (1) usb (1) wireless
Mouse
Logitech G700 & T-BC21 - nano nx for the laptop
Internet Speed
Basic 120mbps down
Antivirus
Trend Micro Titanium Max Security & Malwarebytes Premium
Browser
Chrome and IE 10
Other Info
5 Noctua case fans + 3 Noctua in p/p on NZXT cooler
Integrated hot swap drive bays for 2.5" Drives
(2) Lite-on dvd/cd/Blu Ray optical 22X
Integrated fan controller and led on/off
HP Officejet Pro 8630 all-n-one
Hot-swappable 3.5" hard drive bay
Netgear Nighthawk router
Asus USB 3 & sata 6 PCIe card
Vantec IDE to sata adptr./Ultra sata adptr
Lenovo L420 i5 lappy with m sata
Drobo 5N advanced NAS
What I am asking is why doesn't Scannow work the first time? Why does it take three times? I have no problem giving it a shot......just doesn't make sense to me that's all.

Sometimes not all errors can be found and fixed in a single run, so more errors may get found/fixed in a subsequent SFC run, after other errors have been fixed by the previous run...
When SFC finds and fixes problem #1, then next time SFC can find problem #2 that was not possible to be found with problem #1 unfixed...:geek:

Windows Update works the same way...
If you haven't installed all prior updates, newer updates may not get offered to you.

Anyway, see Step 1 in this tutorial to get a valid Win 7 ISO, and Step 2 if you want to use a USB flash stick.
http://www.sevenforums.com/tutorials/219487-clean-reinstall-factory-oem-windows-7-a.html

If you want a Win 7 DVD disc, you may need to use another PC so you can burn it, as it sounds like you can't boot this PC into Windows...
With what you said in post #1 I wasn't sure if you could boot Windows...
Last night I shut it down, gave it ten minutes and it started up fine. I thought okay it was just a one time glitch, but this morning the same routine all over again. Repair attempt, system restore (at least an hour total), and I am using it again.
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
home built
OS
Multi-Boot W7_Pro_x64 W8.1_Pro_x64 W10_Pro_x64 +Linux_VMs +Chromium_VM
CPU
AMD Athlon II x4 620
Motherboard
Gigabyte GA-MA785G-UD3H
Memory
6GB GSkill DDR2 800
Graphics Card(s)
AMD 4670 GPU + AMD 4200 IGP
Sound Card
on board Realtek ALC889A
Monitor(s) Displays
RCA 40" LCD TV, Insignia 32" LCD TV, HP 15" LCD monitor
Screen Resolution
1680 x 1050
Hard Drives
OCZ Vertex 3 120GB,
Samsung F3 1TB (3),
Several others - WD, Seagate, Hitachi, ...
PSU
Corsair 500 W
Case
Rosewill mid tower
Cooling
CM 90mm rifle
Keyboard
Gyration wireless, Logitech wireless, Dell USB wired
Mouse
Gyration wireless, Logitech wireless, V7 USB wired
Internet Speed
Spectrum - 100Mbps D / 10Mbps U
Antivirus
Avast, MBAM3, EMET, WinPatrol
Browser
Pale Moon, Firefox, IE
Other Info
2 multi-boot PC's
Mainly HTPC/Office/Gen purpose (no gaming).
Trendnet USB KVM.
LG DVD burner/Blue Ray Player.
Tray system for removable SATA backup drives.

Not currently OCd, under-volted.
I use Hybrid sleep, rarely re-boot or shutdown.

Hauppauge HD-PVR, Avermedia PCIe TV Tuner, Hauppauge PCI TV Tuner.
... and because I am not a guru I have learned to not question the excellent advice provided on this site. Although welcome and helpful, most explanations when given were over my head, so best just to do what is suggested, move forward and provide feedback with clarity.
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
HP (HP-P6212F)
OS
Microsoft Windows 7 Home Premium 64-bit 7601 Multiprocessor Free Service Pack 1
CPU
Pentium(R) Dual-Core CPU E5300 @ 2.60GHz
Motherboard
PEGATRON CORPORATION Benicia
Memory
6.00 GB
Graphics Card(s)
Intel(R) G33/G31 Express Chipset Family
Sound Card
Realtek High Definition Audio
Monitor(s) Displays
24'' HP WS LCD
Screen Resolution
1920 x 1080 x 32 bits (4294967296 colors) @ 60 Hz
Hard Drives
(1) ATA Hitachi HDT72106 SCSI Disk Device (2) Generic- Compact Flash USB Device (3) Generic- MS/MS-Pro USB Device (4) Generic- SD/MMC USB Device (5) Generic- SM/xD-Picture USB Device (6) Verbatim STORE N GO USB Device
Keyboard
Logitech G510s
Mouse
Logitech Trackball M570
Antivirus
Microsoft Security Essentials / Malwarebytes
Browser
IE / Firefox / Chrome

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
home built
OS
Multi-Boot W7_Pro_x64 W8.1_Pro_x64 W10_Pro_x64 +Linux_VMs +Chromium_VM
CPU
AMD Athlon II x4 620
Motherboard
Gigabyte GA-MA785G-UD3H
Memory
6GB GSkill DDR2 800
Graphics Card(s)
AMD 4670 GPU + AMD 4200 IGP
Sound Card
on board Realtek ALC889A
Monitor(s) Displays
RCA 40" LCD TV, Insignia 32" LCD TV, HP 15" LCD monitor
Screen Resolution
1680 x 1050
Hard Drives
OCZ Vertex 3 120GB,
Samsung F3 1TB (3),
Several others - WD, Seagate, Hitachi, ...
PSU
Corsair 500 W
Case
Rosewill mid tower
Cooling
CM 90mm rifle
Keyboard
Gyration wireless, Logitech wireless, Dell USB wired
Mouse
Gyration wireless, Logitech wireless, V7 USB wired
Internet Speed
Spectrum - 100Mbps D / 10Mbps U
Antivirus
Avast, MBAM3, EMET, WinPatrol
Browser
Pale Moon, Firefox, IE
Other Info
2 multi-boot PC's
Mainly HTPC/Office/Gen purpose (no gaming).
Trendnet USB KVM.
LG DVD burner/Blue Ray Player.
Tray system for removable SATA backup drives.

Not currently OCd, under-volted.
I use Hybrid sleep, rarely re-boot or shutdown.

Hauppauge HD-PVR, Avermedia PCIe TV Tuner, Hauppauge PCI TV Tuner.
I have similar problems. Mine kept saying shutting down for a long time, till I hit the power button. On restart, showed 'loading' but never loaded. After working on it and trying things, it finally loaded windows, but took about 15 minutes to start any programs. Tried Chrome browser, and it would freeze.
Right now it's going what seems to be about 1/25 as fast as normal, and some things will still cause it to freeze.
This thread is a lot like my problem, so I am trying what has been suggested. And as mentioned, I can use one in general work and online, and can do general replacement of parts, but software is over my head.
So I am following this thread, and thanks to those who have offered solutions and help.
 

My Computer

Computer type
Laptop
Computer Manufacturer/Model Number
Asus
OS
Windows 7, 64 bit, i5
CPU
i5
Okay I ran Scannow three times, rebooted after each and I still got the message "unable to repair some of them". So I guess I am back to square one. Hate to leave the PC running all the time but it may be my only option, short of buying a new PC and this one is not that old.

Can someone explain why it started up after being shut down for ten minutes, but would not start up after being shut down over night (8 hours)? Why would the time have anything to do with it?
 

My Computer

OS
Windows 7
... Hate to leave the PC running all the time but it may be my only option, short of buying a new PC and this one is not that old.
Why would you choose to buy a new pc over a fresh s/w install? Your solution would only work for me if I were filthy rich! :cool:
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
HP (HP-P6212F)
OS
Microsoft Windows 7 Home Premium 64-bit 7601 Multiprocessor Free Service Pack 1
CPU
Pentium(R) Dual-Core CPU E5300 @ 2.60GHz
Motherboard
PEGATRON CORPORATION Benicia
Memory
6.00 GB
Graphics Card(s)
Intel(R) G33/G31 Express Chipset Family
Sound Card
Realtek High Definition Audio
Monitor(s) Displays
24'' HP WS LCD
Screen Resolution
1920 x 1080 x 32 bits (4294967296 colors) @ 60 Hz
Hard Drives
(1) ATA Hitachi HDT72106 SCSI Disk Device (2) Generic- Compact Flash USB Device (3) Generic- MS/MS-Pro USB Device (4) Generic- SD/MMC USB Device (5) Generic- SM/xD-Picture USB Device (6) Verbatim STORE N GO USB Device
Keyboard
Logitech G510s
Mouse
Logitech Trackball M570
Antivirus
Microsoft Security Essentials / Malwarebytes
Browser
IE / Firefox / Chrome
Can someone explain why it started up after being shut down for ten minutes, but would not start up after being shut down over night (8 hours)? Why would the time have anything to do with it?

Temperature?
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
HP (HP-P6212F)
OS
Microsoft Windows 7 Home Premium 64-bit 7601 Multiprocessor Free Service Pack 1
CPU
Pentium(R) Dual-Core CPU E5300 @ 2.60GHz
Motherboard
PEGATRON CORPORATION Benicia
Memory
6.00 GB
Graphics Card(s)
Intel(R) G33/G31 Express Chipset Family
Sound Card
Realtek High Definition Audio
Monitor(s) Displays
24'' HP WS LCD
Screen Resolution
1920 x 1080 x 32 bits (4294967296 colors) @ 60 Hz
Hard Drives
(1) ATA Hitachi HDT72106 SCSI Disk Device (2) Generic- Compact Flash USB Device (3) Generic- MS/MS-Pro USB Device (4) Generic- SD/MMC USB Device (5) Generic- SM/xD-Picture USB Device (6) Verbatim STORE N GO USB Device
Keyboard
Logitech G510s
Mouse
Logitech Trackball M570
Antivirus
Microsoft Security Essentials / Malwarebytes
Browser
IE / Firefox / Chrome
If it's a temperature issue, not ever turning it off would be worse...
linnemeyerhere already advised on good cleaning...

Now it's known that SFC finds errors and can't fix all of them, right?

Assuming malware has been eliminated as the cause, I would try a http://www.sevenforums.com/tutorials/681-startup-repair.html
If that doesn't help, I would try http://www.sevenforums.com/tutorials/3413-repair-install.html
If I still had problems I would http://www.sevenforums.com/tutorials/219487-clean-reinstall-factory-oem-windows-7-a.html before giving up on the PC...

:eek:
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
home built
OS
Multi-Boot W7_Pro_x64 W8.1_Pro_x64 W10_Pro_x64 +Linux_VMs +Chromium_VM
CPU
AMD Athlon II x4 620
Motherboard
Gigabyte GA-MA785G-UD3H
Memory
6GB GSkill DDR2 800
Graphics Card(s)
AMD 4670 GPU + AMD 4200 IGP
Sound Card
on board Realtek ALC889A
Monitor(s) Displays
RCA 40" LCD TV, Insignia 32" LCD TV, HP 15" LCD monitor
Screen Resolution
1680 x 1050
Hard Drives
OCZ Vertex 3 120GB,
Samsung F3 1TB (3),
Several others - WD, Seagate, Hitachi, ...
PSU
Corsair 500 W
Case
Rosewill mid tower
Cooling
CM 90mm rifle
Keyboard
Gyration wireless, Logitech wireless, Dell USB wired
Mouse
Gyration wireless, Logitech wireless, V7 USB wired
Internet Speed
Spectrum - 100Mbps D / 10Mbps U
Antivirus
Avast, MBAM3, EMET, WinPatrol
Browser
Pale Moon, Firefox, IE
Other Info
2 multi-boot PC's
Mainly HTPC/Office/Gen purpose (no gaming).
Trendnet USB KVM.
LG DVD burner/Blue Ray Player.
Tray system for removable SATA backup drives.

Not currently OCd, under-volted.
I use Hybrid sleep, rarely re-boot or shutdown.

Hauppauge HD-PVR, Avermedia PCIe TV Tuner, Hauppauge PCI TV Tuner.
Ah temperature, didn't think of that. It is in an upstairs room and we do turn the AC down at night. Why suddenly though...it's been very hot here for the past couple of months. I am in Texas. Perhaps turning up the air in advance in the morning?
 

My Computer

OS
Windows 7
Barnum,
Your killing me, just take the cables off the back switch off the PSU and unplug everything and move the rig to a nice flat surface with good light. Open up the computers side panel by reading the owners manual and have a look around. If it's dirty on the fans and inside then the PSU is going to be slammed with dust. Dust when it builds up not only makes everything run hotter but also can cause electrical paths to jump or be compromised. Clean PC's are happy PC's ! What ever you do don't blow it out unless your outside or someone will have your you know what !
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
A blend of brains, brawn and dumb luck.
OS
Windows 7 Ultimate 64
CPU
i7 3770k OC'd 4.6 @ 1.17v, also FX 8120 & i5 miniITX
Motherboard
MSI P67A-GD80 b3
Memory
32 gb G.Skill Sniper DDR3 10-12-12-31 @ 2133
Graphics Card(s)
XFX Radeon 7870 2GB DDR5
Sound Card
Sound Blaster Z Series Card
Monitor(s) Displays
(2) LG LED 23" 1920 x 1080 2ms Monitors via mini d-port
Screen Resolution
1680 X 1050 p
Hard Drives
Samsung 256 gb 830 SSD sata III
(1) 1 tb WD Black
(2) 1 tb Hitachi deskmates/sata II
(2) 1 tb WD green/sata II
(2) 3 tb Seagate Barracuda
(1) 120 gb OCZ Vertex SS
(1) Drobo 5N w/5 Seagate 3tb
PSU
EVGA modular 1000G2 80% gold rating & APC 1200 RS
Case
CoolerMaster Storm Styker
Cooling
7 case fans 140mm & 120mm, NZXT Kraken X60
Keyboard
(2) Logitech Illuminated Keyboards (1) usb (1) wireless
Mouse
Logitech G700 & T-BC21 - nano nx for the laptop
Internet Speed
Basic 120mbps down
Antivirus
Trend Micro Titanium Max Security & Malwarebytes Premium
Browser
Chrome and IE 10
Other Info
5 Noctua case fans + 3 Noctua in p/p on NZXT cooler
Integrated hot swap drive bays for 2.5" Drives
(2) Lite-on dvd/cd/Blu Ray optical 22X
Integrated fan controller and led on/off
HP Officejet Pro 8630 all-n-one
Hot-swappable 3.5" hard drive bay
Netgear Nighthawk router
Asus USB 3 & sata 6 PCIe card
Vantec IDE to sata adptr./Ultra sata adptr
Lenovo L420 i5 lappy with m sata
Drobo 5N advanced NAS
... Can someone explain why it started up after being shut down for ten minutes, but would not start up after being shut down over night (8 hours)? Why would the time have anything to do with it?
I only mentioned temperature because it started up after ten minutes (unit still warm), as opposed to ~8 hours (cooled down).

I would comply with David's advice.

And most definitely open it up and blow out all dust first off.
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
HP (HP-P6212F)
OS
Microsoft Windows 7 Home Premium 64-bit 7601 Multiprocessor Free Service Pack 1
CPU
Pentium(R) Dual-Core CPU E5300 @ 2.60GHz
Motherboard
PEGATRON CORPORATION Benicia
Memory
6.00 GB
Graphics Card(s)
Intel(R) G33/G31 Express Chipset Family
Sound Card
Realtek High Definition Audio
Monitor(s) Displays
24'' HP WS LCD
Screen Resolution
1920 x 1080 x 32 bits (4294967296 colors) @ 60 Hz
Hard Drives
(1) ATA Hitachi HDT72106 SCSI Disk Device (2) Generic- Compact Flash USB Device (3) Generic- MS/MS-Pro USB Device (4) Generic- SD/MMC USB Device (5) Generic- SM/xD-Picture USB Device (6) Verbatim STORE N GO USB Device
Keyboard
Logitech G510s
Mouse
Logitech Trackball M570
Antivirus
Microsoft Security Essentials / Malwarebytes
Browser
IE / Firefox / Chrome

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
home built
OS
Multi-Boot W7_Pro_x64 W8.1_Pro_x64 W10_Pro_x64 +Linux_VMs +Chromium_VM
CPU
AMD Athlon II x4 620
Motherboard
Gigabyte GA-MA785G-UD3H
Memory
6GB GSkill DDR2 800
Graphics Card(s)
AMD 4670 GPU + AMD 4200 IGP
Sound Card
on board Realtek ALC889A
Monitor(s) Displays
RCA 40" LCD TV, Insignia 32" LCD TV, HP 15" LCD monitor
Screen Resolution
1680 x 1050
Hard Drives
OCZ Vertex 3 120GB,
Samsung F3 1TB (3),
Several others - WD, Seagate, Hitachi, ...
PSU
Corsair 500 W
Case
Rosewill mid tower
Cooling
CM 90mm rifle
Keyboard
Gyration wireless, Logitech wireless, Dell USB wired
Mouse
Gyration wireless, Logitech wireless, V7 USB wired
Internet Speed
Spectrum - 100Mbps D / 10Mbps U
Antivirus
Avast, MBAM3, EMET, WinPatrol
Browser
Pale Moon, Firefox, IE
Other Info
2 multi-boot PC's
Mainly HTPC/Office/Gen purpose (no gaming).
Trendnet USB KVM.
LG DVD burner/Blue Ray Player.
Tray system for removable SATA backup drives.

Not currently OCd, under-volted.
I use Hybrid sleep, rarely re-boot or shutdown.

Hauppauge HD-PVR, Avermedia PCIe TV Tuner, Hauppauge PCI TV Tuner.
I will definitely do the "cleaning" suggestion tomorrow...no time for that tonight. I appreciate all of the suggestions here very much and have saved them in a folder as well. I will keep you posted on how it goes. I guess I will not know without turning it off and giving it a whirl again.

One more question....I have not been able to use the arrows in the safe mode screen. Nothing works and I always have to do the fix as opposed to the "start windows normally" How can I fix that? Would a different keyboard help?
 

My Computer

OS
Windows 7
My PC started this morning, but now I get the following message:

Windows has stopped this device because it has reported problems. (Code 43)
 

My Computer

OS
Windows 7
I tried a lot of things, and finally found this and decided to try it as nothing else worked. I ran it couple times and all of my problems were solved. Even Chrome which was froze and wouldn't work, started working. SFC/Scannow couldn't do it after numerous attempts.
This comes with a performance monitor you can pin to your desktop.
Advanced SystemCare - Free download and software reviews - CNET Download.com
 

My Computer

Computer type
Laptop
Computer Manufacturer/Model Number
Asus
OS
Windows 7, 64 bit, i5
CPU
i5
This morning I didn't think my computer was even going to turn on. I got the repair screen and of course WAS NOT able to use the down arrows (no one has answered that one yet) to start Windows normally. Eventually the repair thing started and I was able to do a restore again. When I look back here over all the suggestions and tips I am at a loss and just thoroughly confused, not to mention depressed.

I have no idea why this problem suddenly appeared, nor do I have any clue as to what caused it since I didn't download any new program or software, nor make changes to anything. Apparently the only answer at this time is to keep my PC on 24/7, and hope.
 

My Computer

OS
Windows 7
... Apparently the only answer at this time is to keep my PC on 24/7, and hope.
No, that is NOT the only answer. You have been provided many excellent suggestions.

... When I look back here over all the suggestions and tips I am at a loss and just thoroughly confused, not to mention depressed.
People have described solutions in the simplest terms from what I have reviewed here. However, based on your reply here and your emotional condition as confessed, your best solution would be a repair shop, imho.
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
HP (HP-P6212F)
OS
Microsoft Windows 7 Home Premium 64-bit 7601 Multiprocessor Free Service Pack 1
CPU
Pentium(R) Dual-Core CPU E5300 @ 2.60GHz
Motherboard
PEGATRON CORPORATION Benicia
Memory
6.00 GB
Graphics Card(s)
Intel(R) G33/G31 Express Chipset Family
Sound Card
Realtek High Definition Audio
Monitor(s) Displays
24'' HP WS LCD
Screen Resolution
1920 x 1080 x 32 bits (4294967296 colors) @ 60 Hz
Hard Drives
(1) ATA Hitachi HDT72106 SCSI Disk Device (2) Generic- Compact Flash USB Device (3) Generic- MS/MS-Pro USB Device (4) Generic- SD/MMC USB Device (5) Generic- SM/xD-Picture USB Device (6) Verbatim STORE N GO USB Device
Keyboard
Logitech G510s
Mouse
Logitech Trackball M570
Antivirus
Microsoft Security Essentials / Malwarebytes
Browser
IE / Firefox / Chrome
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