The principle of the internal storage structure of the external hard drive and for how to form it[Win11 Solutions]
13 2021-08-18 02:10
The so-called "USB Flash Disk" (hereinafter referred to as "external hard drive") is a new generation seagate hard drive recovery software free of storage device based on USB interface and using flash chip as the storage medium without a seagate internal hard drive data recovery drive.The emergence of external hard drive is a major breakthrough in the field of mobile storage seagate portable hard drive data recovery technology. Its compact size makes it particularly suitable for portable use. It can easily exchange data seagate recovery tool for hard drive anytime, anywhere. It is an ideal mobile office and data storage exchange product.
external hard seagate usb hard disk data recovery drive uses a standard USB interface, the capacity is generally between 2G ~ 64G, the highest capacity seagate usb hard disk recovery software has 256G products, can be used for large-capacity data storage and exchange between various seattle data recovery hard drive failure mainstream operating systems and hardware platforms.The market price of its low-end products is close to selected boot device failed recovery usb that of floppy drives, and many motherboards now support booting from external hard drives, with server recovery console bootable usb download stronger practical functions.Generally speaking, the external hard drive has the incomparable advantages setup new windows from recovery usb of the optical drive, mainly having the characteristics of small size, complete functions, safe and sf hard drive recovery service reviews reliable use, etc.
The structure of the external hard drive is basically composed of five parts: shadowprotect spx recovery from external drive USB port, main control chip, FLASH (flash memory) chip, PCB bottom plate, shell package.Among them, shining external hard drive data recovery the main control chip can be developed by some companies, and the most expensive part is the FLASH ship hard drive for data recovery (flash memory) chip, which can account for about 6/7 of the total price of the external hard drive, silicon power external hard drive recovery and it is generally used by brand manufacturers. The current market brand types There are many, such sim card data recovery usb stick as: Samsung, Hynix, Toshiba, Intel, etc., due to the different prices of flash memory chips, Samsung's simple file recovery linux for usb price is the highest. One thing to note is that the flash memory chip and the injected software site reddit com usb drive recovery must be tested in advance to determine which kind of flash memory. The chip can quickly identify its site reddit.com usb recovery free software ID, so the price of flash memory chips fluctuates greatly, and the test can't be determined before. size of windows 10 recovery usb
Remarks: The structure of external hard drive is relatively simple, mainly composed of USB plug, slave hard drive to recover dat a main control chip, voltage regulator IC (LDO), crystal oscillator, flash memory (FLASH), PCB board, slave old hard drive to recover post-chip resistors, capacitors, light-emitting diodes (LED), etc.
USB plug: It is easy to be sm s320vl recovery without usb debugging soldered to the circuit board, causing the external hard drive to be unable to be recognized by the smashed laptop and hard drive recovery computer. If the power pin is soldered, it will cause the external hard drive to be plugged into the snow leopard usb recovery on windows computer without any response.Sometimes the external drive can be recognized by shaking it on the computer, snow leopard usb recovery on windows a and then it can be judged that the USB port is not well connected.The problem can be solved by software hard drive recovery disk spins repairing it.
Voltage stabilizer IC: also known as LDO, its input terminal is 5V, output is 3V, software recovery data external hard disk some low-quality external hard drive stabilizer IC is very small, easy to overheat and burn.And the software to fix usb flash drive reverse connection of the USB power supply will also cause the voltage regulator IC to burn out.You can software to recover faulty hard drive use a multimeter to measure its input voltage and output voltage during maintenance.If there is no software to recover unreadable hard drive 3V output, the voltage regulator IC may be broken.But there is a situation where the output voltage software to recover unrecognized hard drive is low and the main controller is hot. At this time, the main controller is burnt.
There are also software to recover usb files free some external hard drives that have a 0 ohm protection resistor between USB+5V and the regulator IC. software to recover wiped hard drive At this time, the regulator IC does not have a 5V input voltage and it is broken.Now many master software to retrieve files from usb controllers integrate LDO into the master controller, so we will see that many external hard drives solid state drive hardware recovery tool do not have external LDOs, they are all USB+5V voltage input directly.In this case, we need to change solid state hard drive data recovery the main control.
Crystal Oscillator: Most of the early external hard drives used 6M crystal sony data recovery without usb debugging oscillators, and now external hard drives generally use 12M crystal oscillators.The crystal oscillator sony external hard disk recovery software is not resistant to falling, so it is a vulnerable part on the external drive. The best repair method sony external hard drive recovery software is to directly replace it with a crystal oscillator of the same frequency.
Main control chip: The sony recovery disk new hard drive main control chip is responsible for the connection between flash memory and USB, which is the core sony usb flash drive online recovery of the external hard drive. The external hard drive solution we generally call refers to the model sony usb flash drive recovery tool of the main control chip.Mass production tools also correspond to it.Some main control chips also sony vaio create recovery media usb need to input 3V voltage to power the FLASH to ensure the normal operation of the flash memory.
FLASH sony vaio hard drive data recovery pad: its function is to fix the flash memory and connect the flash memory to the main control.After sony vaio hard drive failure recovery being squeezed by external force, it is easy to make the flash memory and the pad contact poorly. sony vaio laptop hard drive recovery At this time, the external hard drive on the computer can't be opened, and files can't be stored, sony vaio not seeing recovery usb etc.It can be repaired as long as the pins of the flash memory are repaired by soldering, which is what sony vaio recovery external hard drive we often call drag soldering.
On the market, there are all kinds of external drives, cute, simple sony vaio recovery new hard drive and ordinary, but tear off the outer cover of the external drive, you will find that, just like sony vaio recovery usb windows 7 ordinary electronics, they are all composed of circuit boards.Okay, after knowing the structure of the sony vaio recovery usb windows 8 external drive, some friends may want to disassemble it for anatomy when the external drive is sony vaio windows 10 recovery usb damaged.
The basic working principle of the external hard drive is also relatively simple: the USB port sony vaio windows 7 recovery usb is responsible for connecting to the computer, which is the channel for data input or output; the sony vaio windows 8 recovery usb main control chip is responsible for the coordinated management of various components and issuing sp usb flash drive recovery software various action instructions, and makes the computer recognize the external hard drive as "can be ssd external hard drive data recovery "Removable disk" is the "brain" of the external hard drive; the principle of FLASH chip is basically the ssd hard drive data recovery software same as the memory stick in the computer, and it is the entity that saves data. Its characteristic st louis hard drive data recovery is that the data will not be lost after power failure and can be stored for a long time; the PCB bottom start surface with usb recovery drive board is responsible for providing Process the data platform accordingly and connect the components starting computer with usb recovery disc together.After the external hard drive is recognized by the operating system and the user issues stellar hard drive recovery software reviews an action command for data access, the work of the USB removable storage disk includes these stellar phoenix external hard drive recovery processes.