pursuit of stability, speed of the player or the love with the SCSI hard drive.
Hard drives with different SCSI specifications:
With 68-pins Wide SCSI connectors, you can transfer data using the 16-bit channel width.
With 60-pins narrow SCSI connectors, data can only be transmitted in a 8-bit channel width.
Jimper (jumper) settings, mainly used to adjust the ID of the hard drive, terminal resistor switches and so on.
SCSI hard drives are very expensive computer peripherals and you must be
Now, the computer is no longer entirely our office tool, after work, we through it to watch movies, listen to songs and so on. But sometimes when listening to songs or watching movies, suddenly the computer did not sound, let us helpless, how to do? The Windows operating system is lost in many cases due to the sound card and its drivers, and in most cases we can choose to reinstall the sound card driver, but this is not entirely the case. Here is a description of the Windows operating system oft
First, the software aspect
1, virus
The "Shockwave" virus also prompts the system to start automatically after 60 seconds.
Trojan programs remotely control all your computer's activities, including getting your computer restarted.
Remove viruses, trojans, or reload systems.
2, System file damage
System files are corrupted, such as the Win2K under the Kernel32.dll,win98 fonts directory of the system runtime basic files are corrupted, the system will not complete initialization at start
last year's Skylake six Daicouri processor release, Intel launched a 100-series chipset for the new LGA1151 interface, which is the H/B/Z 100 system motherboard.
Kaby Lake Processor
Although this year's Kaby Lake desktop processor does not change the interface, that is, the 100-series motherboard can still be upgraded seamlessly, but in order to fit its Optane nonvolatile storage technology (based on its solid-state hard disk, memory is also the end of this year and early next yea
Recently in the study of IPMI Interface remote management, implementation of server low-level remote control, the company server is the super-Granville motherboard, Google, Most of the current Internet-based IPMI configuration documents are implemented using the Windows Platform IPMI Connection tool Ipmiviewer software or direct web landing.
I win platform to try no problem, But because the remote server is all CENTOS6.3 system, think of the use of port mapping connection, so first in the local
same as the first two pages introduced so several, the biggest difference lies in the layout of the changes-from the original "lying" in the Hba/raid card PCB, instead of "Stand up", that is, perpendicular to the disk backplane. Do not underestimate the difference, saying that it affects at least one of the connectors of the fate is not too much.
SATA style connectors, SAS 4i (SFF-8484) connectors, and mini SAS 4i (SFF-8087) connectors are placed vertically on the disk Backplane
Like the SAS
reason is that your motherboard design or BIOS has some bugs, because the ATX power supply, plug plus, the power has already started to work, and so you press the key, the motherboard because it is not able to provide the necessary power on the instant voltage, resulting in the first boot failure.
Reference to the solution: first to change the power of a large high-quality power, if it does not work, you can refresh the BIOS, no longer work, you can only try to shut down every time, unplug the
the button on the chassis is not easy to bounce, it appears in use because of occasional touch of the chassis or a sudden reboot of the host in the normal use state. Therefore, when the reset switch can not be moved freely, we must carefully check, it is best to replace the new reset button switch or the external button of the chassis lubrication treatment.
The
self-test. However, when the reset switch is less flexible or the button on the chassis is not easy to bounce, it appears in use because of occasional touch of the chassis or a sudden reboot of the host in the normal use state. Therefore, when the reset switch can not be moved freely, we must carefully check, it is best to replace the new reset button switch or the external button of the
oxidation caused by poor contact, you can have the hardness of the White Paper folded (surface smooth that facing outside), insert the groove to wipe back and forth.
In addition, the CPU slot used to detect the CPU temperature or the motherboard used to monitor the temperature of the chassis in the thermal resistor attached to the dust, it is likely to cause the motherboard to the temperature identification error, which causes the motherboard protec
motherboard temperature is too high solution:
Cause the motherboard temperature is too high for the following reasons:
1, inside the chassis and the motherboard dust more.
2, check the chassis ventilation channel is not smooth and the fan running slowly.
3, Motherboard North Bridge Radiator is not strong, the North bridge temperature will lead to high temperature board.
4. Run multiple prog
your hard drive die.
Solution: Shut down after something has forgotten to do, also put down his; must be completed, please wait more than a minute to reboot, or the machine does not disconnect the power when the chassis to press the hot boot key. If you can't do all the above, for the sake of your love machine health, I suggest you fasten a rope on the computer desk so that you can tie your hand for more than a minute.
5, the Boot box lid operation
current performance of single cards to improve the plight of the weak, through the dual-SIM work to improve the overall performance. For enthusiasts who need extreme performance, top cards are no longer enough to meet their needs, and the two top cards are his choice.
Conclusion: According to the choice of their own needs, low-end users do not recommend the choice of dual-card platform, recommended high-end users using dual-SIM platform to provide speed performance.
Keyboard mouse,
Ah's very affectionate, but your mind must keep calm, the brain one heat hundreds of RMB to slip into the other people's purses in vain now the line of the normal profit of a machine is probably in 200RMB or so.
Buying, it's a process of brain
Let me choose the ordinary Celeron grade as an example, in accordance with the order of purchase orders of accessories one by one and sell the Lady contest it!
CPU: Celeron 2.4 No more nonsense, CPU price is the most transparent in the line
Motherboar
Failure phenomenon:
Phenomenon 1: After the boot, the monitor is dark, the chassis issued "beep-, beep-" long sound.
Phenomenon 2: After the boot, the monitor interface stays in the boot screen (can not enter the system desktop), and constantly restart.
Phenomenon 3: After the boot, the monitor is dark (the monitor is good), the chassis in addition to the fan rotation there is no other sound.
Failure re
, Saturday early up, in the wife of the roar of the slam door and go, straight to Zhongguancun.
The first step: purchase 1U Server Accessories
You must be particularly concerned about what configuration my server is going to use. Oh, that also used to say, of course, do not look expensive, P4, Xeon We do not need, anyway, is to try to play a game, so go straight to AMD counters, according to the following cheap prescription:
Item model Price (for reference only)CPU Bulk amdxp2500+ 580 yuanMemory
The assembly line problem is as follows:Colonel Motor Company produces cars in factories with two assembly lines, and a chassis that enters each assembly line will have different parts installed on the chassis of the vehicle at each station, and the final finished car leaves from the end of the assembly line. As shown in the following figure.
Figure 1 assembly line schematicEach assembly line has n assem
Elite P5hx-b Pentium Motherboard technology fine, is the assembly of desktop computers and servers are more ideal for one of the motherboards. Existing a 386 microcomputer upgrade using the board color like S3 virge 30 Color card (2M FDO memory), 32M Edo Ram, Kun Teng bf 2.5G hard disk, Intel Pentium CPU, sony-7e four times times the speed of the CD-ROM drive.Failure phenomenon: Elite P5hx-b Pentium Motherboard technology fine, is the assembly of desktop computers and servers more ideal motherbo
maintenance and maintenance, this time to come in handy. Through the fault surface, after a lot of analysis, finally determined that the CPU is poor heat dissipation, resulting in the CPU overheating protection function open and frequent restart. The author's computer configuration is the Intel Pentium 4 630 processor, 1GB ddr2-667 memory, gigabyte 945P-G motherboard, 160GB SATA hard drive, Rainbow 6600GT graphics card, configuration can be said to be the mainstream. But after running for just
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