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Samsung SP0211N, Руководство по обслуживанию

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PALO

6

SAMSUNG HARD DISK DRIVE

4. How to check if HDD is working.

※

How to check if your HDD is working

※

1) Insert LED to LED Hole of PCBA shown above and check HDD alive.

①

Insert LED to LDD1,LDD2 of PCBA LED Hole.

②

Insert LED as follows: LDD1

⇒

+ , LDD2

⇒ ―

③

Insert

"

" part within LED to the

―

(LDD2) direction and "

" part to the +(LDD1) direction.

2) You can check if HDD is working by seeing the LED on PC case.

Controller

DRAM

Combo IC

Spindle Motor

LED Hole

LED

Flash ROM

Содержание SP0211N

Страница 1: ...Test 9 Caution Attachment 1 The basic information related HDD Attachment 2 HDD related terms Attachment 3 Q A Contents H a r d D i s k D r i v e HARD DISK DRIVE service manual PALO P80 Series S P 0 2 1 1 N S P 0 3 1 1 N S P 0 4 0 1 N S P 0 4 1 2 N S P 0 6 1 2 N S P 0 8 0 2 N S P 1 2 0 3 N S P 1 2 1 4 N S P 1 6 0 4 N S P 0 2 3 1 N S P 0 4 2 1 N S P 0 4 2 2 N S P 0 6 2 2 N S P 0 8 1 2 N S P 1 2 1 3 ...

Страница 2: ...3X1N 30 0GB 1DISK SP04X1N 40 0GB 1DISK SP04X2N 40 0GB 1DISK SP06X2N 60 0GB 1DISK SP08X2N 80 0GB 1DISK SP12X3N 120 0GB 2DISK SP12X4N 120 0GB 2DISK SP16X4H 160 0GB 2DISK Features S M A R T Compliant Buffer size 2 Mbytes MTBF POH 500 000 hours Seek Time RD WT typical Track to Track 0 8 1 0 ms Average 8 9 10 ms Full Stroke 18 19 ms RPM 7200 0 35 RPM Temperature Operating 0 60 C Humidity Operating 5 90...

Страница 3: ... PCBA HDA HEAD DISK ASSEMBLY HEAD DISK VCM Voice Coil Motor SPM Spindle Motor PREAMP WRITE DRIVER Marvell 81G5114 SPINDLE MOTOR ACTUATOR COMBO DRIVER HA13627 AT Controller R W Channel Servo Controller Dual DSP 88I5520 Buffer 64Mbit EM638165 A T A B U S HDA Flash 1Mbit M29F102B ...

Страница 4: ...17 DD0 18 DB15 19 GND 20 Key Pin 21 DMARQ 22 GND 23 DIOW STOP 24 GND 25 DIOR HDMARDY HSTROBE 26 GND 27 IORDY DDMARDY HSTROBE 28 CSEL 29 DMACK 30 GND 31 INTRQ 32 IOCS16 33 DA1 34 PDIAG CBLID 35 DA0 36 DA2 37 CS0 38 CS1 39 DASP 40 GND 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 o o o o G G 12 N N 5 V D D V 2 4 6 8 1 3 5 7 JUMPER PIN ...

Страница 5: ... GB 40 0 GB 60 0 GB 80 0 GB 120 0 GB 120 0 GB 160 0 GB 39 179 952 58 711 968 78 242 976 78 242 976 117 304 992 156 368 016 234 493 056 234 493 056 312 618 096 BIOS Setup Parameter MASTER 1DRIVE SLAVE CABLE SELECT M A S T E R 32 G C L I P C S E L S T M A S T E R 32 G C L I P C S E L S T M A S T E R 32 G C L I P C S E L S T Setting for No Capacity Limit MASTER 1DRIVE SLAVE CABLE SELECT M A S T E R S...

Страница 6: ...D Hole of PCBA shown above and check HDD alive Insert LED to LDD1 LDD2 of PCBA LED Hole Insert LED as follows LDD1 LDD2 Insert part within LED to the LDD2 direction and part to the LDD1 direction 2 You can check if HDD is working by seeing the LED on PC case Controller DRAM Combo IC Spindle Motor LED Hole LED Flash ROM ...

Страница 7: ...PALO 7 SAMSUNG HARD DISK DRIVE 5 Exploded View ...

Страница 8: ...d forth and it is connected to pivot axis pivot bearing When VCM coil generate torque due to electromagnetic force of VCM ARM swing around pivot and play a role of carriage so as head may access to information side of disk Inertia It is the best way to shorten data access time that shows how fast head can reach to the proper point on of HDD efficiency is minimizing ARM s weight to decrease inertia...

Страница 9: ...rvo writing be careful not to be occurred inner contamination due to label s injury Window Push Pin Head should be controlled to move on disk at a regular track pitch interval rate during servo writing ARM is torqued by VCM continuously and was controlled each track s moving using push pin Window push pin is a hole for this the pin could enter interior of HDA and be careful contamination caused by...

Страница 10: ...uttering and acoustic noise by air damping Magnetic Head Magnetic field is formed around the conduct on passing electric current to conductor and the direction and size of magnetic field are decided by those of an electric current Magnetic head build a minute gap in core formed by ring and pass an electric current then strong magnetic leakage are occurred around gap thus magnetic particles of medi...

Страница 11: ...IST Reassign List TMPRTURE 1 1 380 TMPREC Temperature Measurement Data SET_MAX 1 1 381 SETMAX Set max LBA number SECURITY 1 1 382 SECUTY Security data SV_TBL2 3 1 383 SVBKUP Servo table backup CHN_TB2 8 1 386 CHTBL1 Channel table backup OVERLAY 400 1 401 OVRLAY Overlay firmware code BI_TIME 1 4 55 BITIME Burn In test time ER_CNT 1 4 59 ERRCNT Burn in error count SV_ERCNT 1 4 60 SVECNT Burn in serv...

Страница 12: ...er Press ESC to stop in the middle TEST WRITE ALL Write 00h on all cylinder except maintenance cylinder All data will be removed Even partition table boot sector FAT TEST WRITE FROM Write from the designate cylinder and head to the last cylinder INFORMATION NEW DEFECT LIST View the error list in memory TEST BURN IN Download burn In script to HDD TEST DEFECT FREE Progress after Read Drive command D...

Страница 13: ...ogress test defect is occurred more than 200 failure little bit differ from real case because the standard is a example which HUTIL user progress the test after data analysis How to Short Long Test Head check PES check M C check media check If defect is occurred during media test progress D F keeping on test progress In case of Auto test failure code is appeared on screen so failure is judged comm...

Страница 14: ...continuousness Continuous scratch more than 15 cylinders divergence Divergent scratch less than 15 cylinders Test OK Remark Test OK if no problem occurred when test done If it passed due to D F remark Defect free by pass and show the corresponding failure region in the below At this time input the code of failure region shown and the control code is a Defect controlled Display Read time with check...

Страница 15: ...C Err 120 2 152 ECC Err 159 3 102 ECC Err 170 1 171 1 172 3 173 1 174 2 190 2 191 1 Most of case defects cylinder are sporadic or continuous but if defects are partly continuous disk could be judged disk failure It is called the continuous defects scratch it means that head is scratched the disk side in the direction of arc or straight due to impact or vibration after motor run ...

Страница 16: ...urred in two more heads If failure is continuous we are confused if it is head failure or disk failure At this time read the edge of cylinder again then it is head failure if error still be continuous at the particular head and disk failure in sporadic case And failure occurred with changing cylinder and head continuously it is called assembly failure in inner HDA or caused from other problem HDA ...

Страница 17: ...3 HEAD RETRY AJ42 I D scatter hits AJ22 I D continuous AJ23 M D scatter hits AJ24 M D continuous AJ25 O D scatter hits AJ26 O D continuous AJ27 SEEK NOISE AJ38 continuoud more than 15Cylinder VIRUS SJ15 FAT format error SJ16 compatibility SJ13 TEST OK SJ19 control speed SJ12 other failure SJ23 AUTO DEFECT FREE Hand TEST Virus Fdisk Format Booting N N N Write head in Max cylinder before write test ...

Страница 18: ... in leo actually This is SUFFECTED in drive NORMAL TIME Prescribed read test time by product company AUTO TEST Read and defect free are progressed automatically ALT A Key DEFECT FREE Transfer defect on disk into buffer cylinder on disk Defect isn t available for read write OD MD ID is occurred when defect free error and exceed the capacity to progress defect free F6 Key READ TEST Read wether damag...

Страница 19: ...s drive ready If drive is progressing burn in regularly led blink after ready If drive is progressing burn in irregularly led off after ready Led Off or ready state if the initial state isn t burn in low or cont in flow when we check B I program by loading burn in program written by how to B I flow SETC 0 SETH 0 SETS 5 M C region Mark failure and Led frequency appear when lots of defects are occur...

Страница 20: ...1 INIT 0 2 RTRK 3 ADDH 1 4 JLUP 2 MAINTENANC E CYLINDER read Failure Can t read burn in program so perceive as not down loaded state Error is occurred in reading maintenance cylinder or no error is occurred in writing formatting maintenance cylinder progress pre test again or down load then execute Burn in If failure is occurred in entire head during writing or formatting check out after changing ...

Страница 21: ...ean room after done configuration all cracks through the exterior are sealed by label so if user doesn t recognize this characteristic disjoint the HDD or remove Label or loose Screw could be a failure factor caused by polluted particle 4 Caution in center There is such case that failure set is arrived in head S C attaching label written failure name to PCBA or the connecting part between cover of...

Страница 22: ... Cylinder The definition of cylinder is added the meaning of track and side A track 1 on side 1 is different from a track 1 on side 2 But cylinder 0 means the both of tracks in side o and 1 That is cylinder 0 means all number 0 of tracks on both sides Cluster Disk has physical mechanism that constituted track divided by the location of read write head and sector divided by track It s a fact that t...

Страница 23: ...e head want to read Disk speed is getting faster according to seek time speed Strictly speaking seek time of track vs track tell the more accurate disk speed Seek time of track vs track refer to the time that the disk head which is in present location move to the just next side of sector of track Access Time The access time for disk drives includes the time it actually takes for the read write hea...

Страница 24: ...nterchange of data between drive and computer and hard ware and soft ware in the circuit of disk controller and disk drive PC is used AT IDE and SCSI interface normally IDE Drive Abbreviation of Integrated device electronics This drive make all circuits connected to AT bus directly by putting within drive we call this general AT drive Enhanced IDE Current IDE spec only two drive can be attached an...

Страница 25: ...ng to HDD DMA Abbreviation of direct memory access a technique for transferring data from main memory to a device without passing it through the CPU This is useful for making quick backups and for real time applications Servo Local control technology enable to read and write data When spinning flatter high speeded read data head is the accurate position according to the position written data this ...

Страница 26: ... region in disk Allocation Unit Remaining sector set on disk to be used for specific file commonly in form of sector block cluster APM Advanced Power Management Hardware Areal Density Recording capacity per 1 square inch Areal Density BPI TPI Mb Inch Arm Assembled HGA Head Gimbal Assembly and VCM at the back and forth of ARM Parts which is connected to pivot bearing of base Parts enable to move he...

Страница 27: ...uit board or interface designed to Byte Unit of digital information 1 Byte is 8 bit Cache Optimizing method for drive efficiency read cache is for data transfer from drive to host computer and write cache is from host to drive 256KB in normal It mediate the bottle neck due to speed difference between drive and PC host Capacity Information amount could be stored in HDD Units are MB GB Clean Room No...

Страница 28: ...up assembled the separate HDD for large capacity DMA Direct Memory Access data transferring method among system memory and HDD without CPU By using DMA CPU can do other works while data transferring efficiency become improved DOA dead on arrival arrival failure DPPM Defect parts per million failure unit Drive Geometry Functional definition according to the numbers of head cylinder sector per track...

Страница 29: ... head positioning mechanism Flux Density Flux density the number of magnetic field pattern can be recorded on the disk surface Flying Height Distance between Read write head and disk surface Air resistance due to disk rotation can maintain this distance the small flying height is the large data recording density is but it need more specified mechanical design Form factor Industrial specification d...

Страница 30: ...e usually used in small computer system Interleave Interleave Factor Order of sector arranged within track For example interleave factor is 3 1 then arranged by 3 sectors for sector interval that is it is possible to read sector2 after reading sector1 by leaping over 2sector We need 3 rotations to read all data of track Now days Most interleave is 1 1 IQC Incoming quality control Inspection proces...

Страница 31: ...tance by inserting metal around gab of core Millisecond One thousandth Speed unit of HDD efficiency MMX Multimedia Extension Intel s new CPU chip Added new 57 orders to run image and sound efficiency is improved about 10 20 MP Mass production MPC Multi media Personal Computer MR head Magnetic Resistive head For high efficiency HDD IBM developed the marginal head which is enable to separate read wr...

Страница 32: ...This method enable to improve capacity as 30 more than the existing data transferring by using Peak Detection PVT Production verification test QMS Quality management system Overall quality management system RAID Redundant Arrays of Independent Disks To protect a sudden data damage connect HDD in parallel and diverge data that is high speed back up device enable to improve data preservation and low...

Страница 33: ...ead is located the current post move to another head written information should be read Server Computer and device to produce every server to PC on PC LAN network Servo ⓐ Control system in feed back way to move the accurate location in device ⓑ Signal recorded pattered disk in every side to be capable of HEAD location controlling Servo Data Magnetic marking written within media enable to move read...

Страница 34: ...d voice coil has fewer components than step motor so it is strong for stress and abrasion and move head in high speed They divided Rectangular and Flat coil type of VCM according to shape and Linear and Rotary type according to rotation method Recently flat coil type and rotation type is general VCM COIL Trapezoid shaping parts connected to ARM with winding coated write in 250 times Winchester Dis...

Страница 35: ...instead of 4 0GB is follows e g 4 3GB Generally 1K 1000 but 1K 1024 in case of computer The reason is that computer and OS can perceive only two number 0 and 1 So 10 square of 2 is recorded as 1024 2 10 1024 User s capacity of HDD is 4 300 000 000 Byte it is not changed but due to computer perceiving restriction method it looks capacity was reduced Consequently remark is changed according to unit ...

Страница 36: ...of RAM residential program or applicable program on the basis of non windows system 5 Bad Sector often occur Hard disk is supported by IDE system under the 486 computer IDE system can set to the extent of 2 hard disks and though it was set high capacity hard disk the real capacity is up to 528MB From 529MB EIDE extended IDE type supporting computer re cognize as Bad Sector If your computer doesn t...

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