CN104407953A - Fault detecting equipment and fault detecting method for 2.5-cun Seagate hard disk - Google Patents
Fault detecting equipment and fault detecting method for 2.5-cun Seagate hard disk Download PDFInfo
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- CN104407953A CN104407953A CN201410667903.5A CN201410667903A CN104407953A CN 104407953 A CN104407953 A CN 104407953A CN 201410667903 A CN201410667903 A CN 201410667903A CN 104407953 A CN104407953 A CN 104407953A
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Abstract
The invention discloses fault detecting equipment and a fault detecting method for 2.5-cun Seagate hard disk. Automatic connection of a COM port of the Seagate hard disk is realized by a hard disk installation bracket which enters in a horizontal pushing manner; by only needing to put the Seagate hard disk into a horizontal-pushing type guide slot from a hard disk inlet and push the Seagate hard disk to the bottom of the hard disk installation bracket, the connection between the COM port of the Seagate hard disk and a COM connector in a wiring panel can be automatically realized without the need of manually wiring, a TTL (transistor-transistor logic) master chip is connected with the COM port of the Seagate hard disk through the COM connector, so that the probability that wires are connected in a wrong way and the contact is bad is lowered, convenience is brought to a user, and the wiring efficiency is greatly improved. The detecting method based on the fault detecting equipment can be used for quickly and effectively acquiring the information of the hard disk to detect the fault problem of the Seagate hard disk, so that deep maintenance is conveniently performed in the next step, and therefore, the detection accuracy rate is high, and the detection and maintenance efficiency is improved.
Description
Technical field
The present invention relates to hard disk checkout equipment and detection method, 2.5 cun, especially a kind of Seagate hard disk failure checkout equipment and fault detection method thereof.
Background technology
In the electronic waste of the flood tide of annual generation, there is the Seagate hard disk of nearly seventy percent can carry out recovery and recycling, due to a lot of Seagates hard disk no power, motor does not rotate, magnetic head clashes into, cannot be ready, a large amount of bad track, the fault such as cannot to read and write, particularly trendy Seagate hard disk (refers in particular to Seagate 11, 12 generations, DM002, the Seagate model that DM003 etc. are up-to-date) there is a kind of common fault, cannot be ready after energising, rest on the CMOS hardware detection state or LBA=0 fault that just start computer always, generally, user cannot be operated by normal ATA channel mouth at all, waste disposal is done in capital, but this can keep in repair, just also do not have a kind of good instrument can carry out reliability detection to discarded Seagate hard disk at present, Regeneration and Repair, existing repair process is complicated, regeneration cost is high, and then limit the recovery utilization rate of Seagate hard disk.Owing to cannot be read the data of Seagate hard disk by ATA channel mouth, so there is no maintenance basis, but if the bottom communication of Seagate hard disk can be realized from the COM port of hard disk, obtain the information of hard disk and then detect guilty culprit, then likely keeping in repair.
Summary of the invention
For solving the problem, the object of the present invention is to provide 2.5 cun, a kind of Seagate hard disk failure checkout equipment and fault detection method thereof, the connection of disk C OM can be realized very easily, detect the failure problems of hard disk rapidly and accurately, improve maintenance efficiency.
The present invention solves the technical scheme that its problem adopts:
A kind of 2.5 cun, Seagate hard disk failure checkout equipment, comprise hard disk mounting bracket and TTL master chip circuit board, described hard disk mounting bracket comprises hard disk inlet port and is arranged at its both sides for being pushed into the flat push type guide groove of bottom rear for Seagate hard disk, described hard disk mounting bracket comprises the patch panel being arranged at rear side, described patch panel is provided with the COM connector corresponding with Seagate disk C OM port position, described COM connector is provided with respectively with 4 corresponding 4 sockets connected of contact pin in the disk C OM mouth of Seagate, described TTL master chip circuit board comprises TTL master chip and the USB port for being connected PC controller, in described COM connector, the output terminal of 4 sockets is connected with TTL master chip, described PC controller is connected by the 2.5 cun of hard disks in COM connector and Seagate and carries out serial communication, and COM port and serial communication baud rate are set by PC controller.
Particularly, described TTL master chip comprises RXD port and TXD port, the described COM connector left side starts first, second root socket and is respectively and holds with Seagate hard disk RXD and TXD holds the RXD socket and TXD socket that are connected, the RXD port of described TTL master chip and TXD port are connected RXD end and the TXD end of Seagate hard disk with TXD socket respectively by RXD socket, held the bottom communication realizing Seagate hard disk by RXD and TXD.
Further, described TTL master chip is connected to PC controller by USB port or is directly welded in the communication port of PC controller.
Further, described patch panel is also provided with and Seagate hard disk ATA port, the corresponding ATA socket in power port position and outlet, described COM connector, ATA socket and outlet are positioned on same level line, and in patch panel, from left to right arrangement is successively COM connector, ATA socket, outlet.
Further, described hard disk inlet port is provided with the dodge gate opened towards lateral direction, the bottom rear of described hard disk mounting bracket is also provided with push rod, described push rod is connected with dodge gate by connecting rod, when dodge gate is opened, promotes connecting rod and moves to hard disk mounting bracket rear direction, interlock simultaneously makes push rod promote to hard disk inlet port direction, hard disk is released hard disk inlet port, the length of described hard disk inlet port is 70mm, and wide is 12mm.
Further, the upside of described hard disk mounting bracket is also provided with the elastic clip that can produce downward clamping action when putting into hard disk to hard disk.
Based on a fault detection method for the fault test set of above-mentioned Seagate hard disk, comprise the following steps:
Steps A, receives Seagate hard disk, is faced up by Seagate hard disk and push in flat push type guide groove;
Step B, connects the COM connector in the COM port at hard disk rear, Seagate and patch panel;
Step C, arranges and selects COM port and serial communication baud rate;
Step D, PC controller carries out serial communication test by the RXD port of TTL master chip and TXD port and Seagate hard disk;
Step e, if tested by serial communication, then enters step F, if serial communication test crash, then changes serial communication baud rate or changes hard disk circuit board, re-starting serial communication test;
Step F, serial communication is normal, checks that whether every operational factor of hard disk is normal;
Step G, if every operational factor inspection of hard disk is all passed through, then enters step H, if wherein a certain item parameter operation is not passed through, then decision circuitry firmware or magnetic head exist fault, need to change;
Step H, enter disc and detect, whole magnetic track read latch is all less than 50ms, then hard disk detects and passes through; If there is magnetic track read latch to be greater than 50ms, then judge to exist to damage magnetic track or dangerous magnetic track fault, hard disk test does not pass through.
Concrete, in step C, the range of choice of COM port is COM3 to COM15, and the scope of serial communication baud rate is 9600Bps to 192000Bps.
Preferably, described COM port is set to COM3, described serial communication baud rate for 1 to 4 generation 2.5 cun, Seagate hard disk be set to 9600 to 12800 Bps, 38400 Bps are set to for 2.5 cun, 5 generations or more Seagate hard disk.
In above-mentioned steps F and step G, check that the process of every operational factor of hard disk comprises and enter T level, check that hard disk information detects, check G table, check P table, check SMART, check health value, check calibration record, magnetism-head detection.
The invention has the beneficial effects as follows: the hard disk mounting bracket that the present invention adopts flat push type to enter achieves the COM port of Seagate hard disk from being dynamically connected, only need 2.5 cun, Seagate hard disk be put into flat push type guide groove from hard disk inlet port, and be pushed into the bottom of hard disk mounting bracket, automatically the connection of COM connector in Seagate disk C OM port and patch panel can be realized, manually wiring is carried out without the need to adopting, TTL master chip is connected with the COM port of Seagate hard disk by COM connector, contrast existing equipment, the probability that the situation reducing wrong line and loose contact occurs, substantially increase wiring efficiency, the detection method adopted based on above-mentioned fault test set, fast and effeciently can obtain the information of hard disk, and then detect the failure problems of Seagate hard disk, be convenient to the maintenance that next step carries out the degree of depth, Detection accuracy is high, improves the efficiency of Measuring error.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and example, the invention will be further described.
Fig. 1 is the structural representation of hard disk mounting bracket of the present invention;
Fig. 2 is the using state schematic diagram of hard disk mounting bracket of the present invention when pushing Seagate hard disk open;
Fig. 3 is the cut-open view of Figure 1A-A;
Fig. 4 is the structural representation of hard disk mounting bracket hard disk inlet port of the present invention;
Fig. 5 is the schematic diagram of Seagate of the present invention hard disk failure checkout equipment;
Fig. 6 is the interface diagram of TTL master chip of the present invention;
Fig. 7 is the process flow diagram of the fault detection method of the 2.5 cun of hard disks in Seagate of the present invention.
Embodiment
With reference to Fig. 1-Fig. 6, 2.5 cun, a kind of Seagate of the present invention hard disk failure checkout equipment, comprise hard disk mounting bracket 1 and TTL master chip circuit board 5, described hard disk mounting bracket 1 comprises hard disk inlet port 11 and is arranged at its both sides for being pushed into the flat push type guide groove 12 of bottom rear for Seagate hard disk, described hard disk mounting bracket 1 comprises the patch panel 17 being arranged at rear side, described patch panel 17 is provided with the COM connector 2 corresponding with Seagate disk C OM port position, described COM connector 2 is provided with respectively with 4 corresponding 4 sockets 21 connected of contact pin in the disk C OM mouth of Seagate, described TTL master chip circuit board 5 comprises TTL master chip 51 and the USB port 52 for being connected PC controller 6, the output terminal of interior 4 sockets 21 of described COM connector 2 is connected with TTL master chip 51, described PC controller 6 is connected by the 2.5 cun of hard disks in COM connector 2 and Seagate and carries out serial communication, and COM port and serial communication baud rate are set by PC controller 6.
The hard disk mounting bracket 1 that the present invention adopts flat push type to enter achieves the COM port of Seagate hard disk from being dynamically connected, only need Seagate hard disk be put into flat push type guide groove 12 from hard disk inlet port 11, and be pushed into the bottom of hard disk mounting bracket 1, automatically the connection of COM connector 2 in Seagate disk C OM port and patch panel 17 can be realized, manually wiring is carried out without the need to adopting, TTL master chip 51 is connected with the COM port of Seagate hard disk by COM connector 2, and serial signal is transferred to usb signal and transfer in PC controller 6, by this annexation, achieve the bottom communication with Seagate hard disk, to guarantee that Seagate hard disk can carry out fault detect fast.Due to without the need to manually carrying out wiring, only hard disk need be pushed support can complete wiring automatically, contrast existing equipment, the probability that the situation reducing wrong line and loose contact occurs, more convenient user, substantially increases wiring efficiency.
Particularly, although the COM port of Seagate hard disk has 4 pins, but realizing hard disk bottom communication only need utilize the RXD end in COM port and TXD to hold, described TTL master chip 51 comprises RXD port and TXD port, COM connector 2 left side starts first, second root socket 21 and is respectively and holds with Seagate hard disk RXD and TXD holds the RXD socket 22 and TXD socket 23 that are connected, the RXD port of described TTL master chip 51 and TXD port are connected RXD end and the TXD end of Seagate hard disk with TXD socket 23 respectively by RXD socket 22, held the bottom communication realizing Seagate hard disk by RXD and TXD.And described TTL master chip 51 is connected to PC controller 6 by USB port 52 or is directly welded in the communication port of PC controller 6, the present invention both can be connected with PC controller 6 by the mode of common grafting, also can directly be welded in the communication port of PC controller 6, the former is applicable to fabricated equipment, the latter is applicable to integrated equipment, and the connected mode of welding can ensure its stability connected.
In addition, described patch panel 17 is also provided with and Seagate hard disk ATA port, the corresponding ATA socket 3 in power port position and outlet 4, described COM connector 2, ATA socket 3 and outlet 4 are positioned on same level line, and in patch panel 17, from left to right arrangement is successively COM connector 2, ATA socket 3, outlet 4.Patch panel 17 is arranged ATA socket 3 and outlet 4, during use, after hard disk being inserted hard disk mounting bracket 1, the connection of disk C OM port, ata interface, power interface can be realized simultaneously, do not need additionally to carry out wiring, use very convenient.
The length of above-mentioned hard disk inlet port 11 is 70mm, wide is 12mm, described hard disk inlet port 11 is provided with the dodge gate 13 opened towards lateral direction, the bottom rear of described hard disk mounting bracket 1 is also provided with push rod 14, described push rod 14 is connected with dodge gate 13 by connecting rod 15, when dodge gate 13 is opened, promotes connecting rod 15 and moves to hard disk mounting bracket 1 rear direction, interlock simultaneously makes push rod 14 promote to hard disk inlet port 11 direction, hard disk is released hard disk inlet port 11.Owing to being provided with dodge gate 13, therefore hard disk can be enclosed in hard disk mounting bracket 1, all hard disk can not be extracted in the process of keeping in repair or detect, prevent the accident occurring loose contact in the course of work or disconnect, greatly improve the stability of equipment.The upside being positioned at hard disk mounting bracket 1 is also provided with the elastic clip 16 that can produce downward clamping action when putting into hard disk to hard disk, can be fixed like this to the position entering rear hard disk.
During use, open the dodge gate 13 of hard disk mounting bracket 1, hard disk is pushed in flat push type guide groove 12, shut dodge gate 13 again, hard disk is pressed to patch panel 17, making the COM port on hard disk and COM connector 2 from being dynamically connected, owing to can be guaranteed the interface contact stable connection of Seagate hard disk by hard disk mounting bracket 1, therefore checking whether interface contacts well without the need to case of starting shooting again.
Apply the fault test set of above-mentioned Seagate hard disk and a kind of fault detection method adopted, comprise the fault test software of Seagate hard disk physical layer interface coordinative composition of equipments, can be detected fast Seagate hard disk, see Fig. 7 by fault test software, it specifically comprises the following steps
Steps A, receives Seagate hard disk, is faced up by Seagate hard disk and push in flat push type guide groove 12;
Step B, connects the COM connector 2 in the COM port at hard disk rear, Seagate and patch panel 17;
Step C, arranges and selects COM port and serial communication baud rate;
Step D, PC controller 6 carries out serial communication test by the RXD port of TTL master chip 51 and TXD port and Seagate hard disk;
Step e, if tested by serial communication, then enters step F, if serial communication test crash, then changes serial communication baud rate or changes hard disk circuit board, re-starting serial communication test;
Step F, serial communication is normal, checks that whether every operational factor of hard disk is normal;
Step G, if every operational factor inspection of hard disk is all passed through, then enters step H, if wherein a certain item parameter operation is not passed through, then decision circuitry firmware or magnetic head exist fault, need to change;
Step H, enter disc and detect, whole magnetic track read latch is all less than 50ms, then hard disk detects and passes through; If there is magnetic track read latch to be greater than 50ms, then judge to exist to damage magnetic track or dangerous magnetic track, hard disk test does not pass through.
Concrete, in step C, the range of choice of COM port is COM3 to COM15, and the scope of serial communication baud rate is 9600Bps to 192000Bps.
Preferably, described COM port is set to COM3, described serial communication baud rate for 1 to 4 generation 2.5 cun, Seagate hard disk be set to 9600 to 12800 Bps, 38400 Bps are set to for 2.5 cun, 5 generations or more Seagate hard disk.
In above-mentioned steps F and step G, check that the process of every operational factor of hard disk comprises and enter that T level is checked that hard disk information detects, checks G table, checks P table, checks SMART, checks health value, checked calibration record, magnetism-head detection.
Concrete operations are as follows: example one, hard disk is inserted fault test set, it is COM3 that PC controller 6 arranges COM port, serial communication baud rate 115200Bps is set, after energising, open serial communication switch, carry out communication, hard disk has feedback signal, determines to carry out communication, then enters T level, checks that hard disk information detects, checks G table, checks P table, checks SMART, checks health value, checks calibration record and magnetism-head detection, all pass through, carry out disc detection, whole magnetic track reading speed is all less than 50ms, and hard disk detects and passes through.
Example two, hard disk is inserted fault test set, it is COM3 that PC controller 6 arranges COM port, serial communication baud rate 38400Bps is set, after energising, open serial communication switch, carry out communication, hard disk does not have feedback signal, cannot communication, changing serial communication baud rate is 9600Bps, can normal communication, then T level is entered, check that hard disk information detects, check that G shows, check that P shows, check SMART, check that calibration record is all normal, check that health value finds that health value is too high, judge that hard disk has part magnetic head unstable, there is fault, need to change magnetic head.
The above, just preferred embodiment of the present invention, the present invention is not limited to above-mentioned embodiment, as long as it reaches technique effect of the present invention with identical means, all should belong to protection scope of the present invention.
Claims (10)
1. 2.5 cun, a Seagate hard disk failure checkout equipment, it is characterized in that: comprise hard disk mounting bracket (1) and TTL master chip circuit board (5), described hard disk mounting bracket (1) comprises hard disk inlet port (11) and is arranged at its both sides for being pushed into the flat push type guide groove (12) of bottom rear for 2.5 cun, Seagate hard disk, described hard disk mounting bracket (1) comprises the patch panel (17) being arranged at rear side, described patch panel (17) is provided with the COM connector (2) corresponding with Seagate disk C OM port position, described COM connector (2) is provided with respectively with 4 corresponding 4 sockets (21) connected of contact pin in the disk C OM mouth of Seagate, described TTL master chip circuit board (5) comprises TTL master chip (51) and the USB port (52) for being connected PC controller (6), the output terminal of interior 4 sockets (21) of described COM connector (2) is connected with TTL master chip (51), described PC controller (6) is connected by the 2.5 cun of hard disks in COM connector (2) and Seagate carries out serial communication, and COM port and serial communication baud rate are set by PC controller (6).
2. 2.5 cun, a kind of Seagate according to claim 1 hard disk failure checkout equipment, it is characterized in that: described TTL master chip (51) comprises RXD port and TXD port, described COM connector (2) left side starts first, second socket (21) is respectively to hold with Seagate hard disk RXD and TXD holds the RXD socket (22) and TXD socket (23) that are connected, the RXD port of described TTL master chip (51) and TXD port to be connected the RXD end of Seagate hard disk with TXD socket (23) respectively by RXD socket (22) and TXD holds, the bottom communication of Seagate hard disk is realized by RXD end and TXD end.
3. 2.5 cun, a kind of Seagate according to claim 1 hard disk failure checkout equipment, is characterized in that: described TTL master chip (51) is connected to PC controller (6) by USB port (52) or is directly welded in the communication port of PC controller (6).
4. 2.5 cun, a kind of Seagate according to claim 1 hard disk failure checkout equipment, it is characterized in that: described patch panel (17) is also provided with and Seagate hard disk ATA port, the corresponding ATA socket (3) in power port position and outlet (4), described COM connector (2), ATA socket (3) and outlet (4) are positioned on same level line, and in patch panel (17), from left to right arrangement is successively COM connector (2), ATA socket (3), outlet (4).
5. 2.5 cun, a kind of Seagate according to claim 1 hard disk failure checkout equipment, it is characterized in that: described hard disk inlet port (11) is provided with the dodge gate (13) opened towards lateral direction, the bottom rear of described hard disk mounting bracket (1) is also provided with push rod (14), described push rod (14) is connected with dodge gate (13) by connecting rod (15), when dodge gate (13) is opened, promote connecting rod (15) to move to hard disk mounting bracket (1) rear direction, interlock simultaneously makes push rod (14) promote to hard disk inlet port (11) direction, hard disk is released hard disk inlet port (11), the length of described hard disk inlet port (11) is 70mm, wide is 12mm.
6. 2.5 cun, a kind of Seagate according to claim 1 hard disk failure checkout equipment, is characterized in that: the upside of described hard disk mounting bracket (1) is also provided with the elastic clip (16) that can produce downward clamping action when putting into hard disk to hard disk.
7., based on a fault detection method for the arbitrary described 2.5 cun of hard disk failure checkout equipments in Seagate of claim 1 to 6, comprise the following steps:
Steps A, receives Seagate hard disk, is faced up by Seagate hard disk and push in flat push type guide groove (12);
Step B, connects the COM connector (2) in the COM port at hard disk rear, Seagate and patch panel (17);
Step C, arranges and selects COM port and serial communication baud rate;
Step D, PC controller (6) carries out serial communication test by the RXD port of TTL master chip (51) and TXD port and Seagate hard disk;
Step e, if tested by serial communication, then enters step F, if serial communication test crash, then changes serial communication baud rate or changes hard disk circuit board, re-starting serial communication test;
Step F, serial communication is normal, checks that whether every operational factor of hard disk is normal;
Step G, if every operational factor inspection of hard disk is all passed through, then enters step H, if wherein a certain item parameter operation is not passed through, then decision circuitry firmware or magnetic head exist fault;
Step H, enter disc and detect, whole magnetic track read latch is all less than 50ms, then hard disk detects and passes through; If there is magnetic track read latch to be greater than 50ms, then judge to exist to damage magnetic track or dangerous magnetic track fault, hard disk test does not pass through.
8. the fault detection method of the 2.5 cun of hard disks in a kind of Seagate according to claim 7, is characterized in that: in step C, the range of choice of COM port is COM3 to COM15, the scope of serial communication baud rate is 9600Bps to 192000Bps.
9. the fault detection method of the 2.5 cun of hard disks in a kind of Seagate according to claim 8, it is characterized in that: described COM port is set to COM3, described serial communication baud rate for 1 to 4 generation 2.5 cun, Seagate hard disk be set to 9600 to 12800 Bps, 38400 Bps are set to for 2.5 cun, 5 generations or more Seagate hard disk.
10. the fault detection method of the 2.5 cun of hard disks in a kind of Seagate according to claim 7, it is characterized in that: in step F and step G, check that the process of every operational factor of hard disk comprises and enter T level, check that hard disk information detects, check G table, check P table, check SMART, check health value, check calibration record, magnetism-head detection.
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| CN201410667903.5A CN104407953A (en) | 2014-11-19 | 2014-11-19 | Fault detecting equipment and fault detecting method for 2.5-cun Seagate hard disk |
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| CN201410667903.5A CN104407953A (en) | 2014-11-19 | 2014-11-19 | Fault detecting equipment and fault detecting method for 2.5-cun Seagate hard disk |
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