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DFL Seagate HDD Firmware Repair User Manual 2024 is available to Dolphin Seagate users worldwide.

Seagate Firmware Repair Manual Index

01: DFL Seagate Hardware & Software P1-2
02: Seagate HDD Types and Working Modes P5-6

03: Look Into Seagate T> Drives(Old Drives) P6-24

3.0 Seagate T>Drive Families P6-7
3.1 Firmware Modules of Seagate T> Drives P7-8
3.2 Identify Corrupted Module P8-10
3.3 How to Fix Corrupted Modules of T> Drives P10
3.4 SMART and G-list P11
3.5 T drives Common Commands and Tips P11-18
3.6 Common Failures and Solutions for T> Drives P18-22
3.7 How to judge if it’s head damage P22-24

04: Look Into Seagate F3 T> Drives (New Drives) P24-64

4.1 F3 Families P24
4.2 How to Identify F3 drives P24-25
4.3 Important Firmware Modules of F3 T> Drives P25
4.4 Important SYS files of F3 T>Drives P25
4.5 General Steps to use DFL Seagate hdd firmware repair software P25-26

4.6 Power on Patient HDD, hdd is not spinning, what to do? P26-27
4.7 How to Repair Weak-Head HDDs by adjusting adaptive temperature P27-28
4.8 How to Edit Head Map in ROM P28-30
4.9 How to Obtain Preamp Type; P30-31
4.10 How to Edit Head Map in RAM P31-32
4.11 Swap Heads Directly if FAIL Servo Op=0100 Resp=0003 Keeps Coming P32

4.12 How to Fix ‘SimError-remaining in BootFW’, ‘Perform a double download without a power cycle’ P32-33

4.13 Patient Drive is Busy or LED and Cannot Enter F3 T>, What to Do? P33-42
>Short connect PCB to enter F3 T> for old F3 drives; P33-34
>Virtual boot by writing adaptive rom and load SYS20D to enter F3 T>; P34-35
>Generate and write adaptive CC49 ROM for 7200.12 3F family and load CC49 loader with the same head number; P35-36
>Load Backup and Write; P36-39
>Disable Subsystem; P39-41
>Grasp the best time to enter F3 T> before the HDD enters LED status; P41
>How swap to access F3 T>; P41-42

4.14 ROM Backup and Write; P42-47
4.15 How to unlock firmware area if locked; P44-47
4.16 Seagate Lombard(70) and Megalodon(63) Firmware Unlock; P47-48
4.17 How to backup SYS files/firmware modules? P48-53
>The sys file table is empty and the sys files aren’t listed, how to backup sys files? P51
>How to Read SYS by Menu-Edit SYS Files P51-53
4.18 How to write SYS file(SYS 35-NGlist) P53-54
4.19 How to fix the partial sector access firmware failure without SYS35 backup(partial sector access auto repair) P54-55
4.20 How to Edit HDD ID; P55-56

4.21 How to fix the data ‘encryption’ issue of Seagate F3 HDD? P56-59
>01: Remove Password or Remove Password 2; P56
>02: Seagate SMR Format Recovery; P56-57
>03: B2 Data Offset Fix; P57-58
>04: Unlock the firmware area permanently; P58-59

4.22 How to Test SYS Files; P59-61
4.23 How to Fix Seagate Slow Issue and Lots of Starting LBA of RW Request Errors P61-62
4.24 Common Seagate HDD Firmware Failure Fix-Quick Firmware Repair Solutions P62-63
4.25 Seagate SSHD(Kahuna_5400) Doesn’t Spin Up, How to Fix? P63
4.26 Functions or Operations Which Can Destroy Data P63-64

Users can get this latest user manual from Dolphin support engineer or your sales representative.
Any question is welcome to sales@dolphindatalab.com or add Dolphin Skype ID: dolphin.data.lab

This is one 8TB WD82PURX-78GVLY0 DaHua DVR hard drive and the user couldn’t access this DVR drive in their DVR device and all videos were lost.

To recover all the lost valuable videos from this Western Digital helium DVR hard drives, the user selected Dolphin DVR data recovery software to recover the lost videos.

The user mount the DVR drive by DFL-SRP data recovery hardware to PC and the Dolphin DVR data recovery software detected the DVR drive and listed it, the user extended all the lost 4 partitions and recovered all the lost videos. Please note the user needs to select the partition one by one to recover.

Video Guide: WD82PURX 78GVLY0 DaHua DVR HDD Data Recovery Steps

Any question is welcome to sales@dolphindatalab.com or add Dolphin Skype ID: dolphin.data.lab

Recently Dolphin team got some enquiries of Seagate hdd head replacement tools for heads parking on the platters, mainly for Seagate Barracuda 7200.11, 7200.12, etc.

The following are some tools which can do the job:

Seagate 7200.10 11 12 LP SV35.5 Head Unstuck And Replacement Tool Package-P1 Version
Seagate 7200.10 11 12 LP SV35.5 Head Replacement Tool-P2 Version
Seagate Head Replacement Tools For 7200.11 And 7200.12

Users have different options to read and write ROM from Seagate and Western Digital hard drives.

For many hdds, users can use firmware repair tools to read and write ROM directly.

For some new hdds, firmware repair tools don’t support to read or write ROM due to SED lock, MCU lock or other PCB issue or ROM chip issue. At this situation, users can only use flash programmer to read and write rom from the ROM chips.

For traditional flash programmers, users need to solder the ROM chips off and put the ROM chip to the chip holder to read and write rom.

Not all engineers have good soldering skills and Dolphin team offered Chip-on HDD Flash Programmer Smart, users just need to remove the PCB and then users can use the pin reader to read and write rom without soldering the rom chips off.

Now users don’t need to remove PCB, don’t need to solder the ROM chips off, users just need to install the HDD ROM programming clip adapter to the HDD and then users can use Chip-on HDD Flash Programmer Smart and its software to read and write ROM easily.

Users can read details of HDD ROM programming clip adapters here.

Any question is welcome to sales@dolphindatalab.com or add Dolphin Skype ID: dolphin.data.lab

This is one Seagate ST4000VX013 hard drive firmware repair and data recovery case study for one Dolphin user in India.

Patient HDD ID:
Model number: ST4000VX013-2XG104
Family: B2
Capacity: 4TB

ST4000VX013 Patient HDD Failure Symptoms:
Clicking noises; Spin up and down; partitions lost

ST4000VX013 Required HDD Repair Tools and Data Recovery Equipment
DFL-Seagate hdd repair tool
DFL-DDP data recovery equipment

ST4000VX013 HDD Repair and Data Recovery Steps
01: Backup head adaptive module;
02: Swap heads and write donor adaptive data by DFL-Seagate hdd repair tool;
03: Backup sys35 NGlist;
04: Clear g-list and regenerate translator;
05:  Repair data offset;
06: Disable vacant active;
07: Reverse scan to get all lost partitions by DFL-DDP data recovery equipment.

Any question is welcome to sales@dolphindatalab.com or add Dolphin Skype ID: dolphin.data.lab

After Dolphin Data Lab released the latest G3 WD SMR HDD USB to SATA data recovery adapter and its software, it becomes easier and easier for Dolphin users to recover lost data from WD SMR USB hard drives.

Helpful videos to learn more about the G3 WD SMR USB HDD adapters and its software:

Video 01: How to Install G3 WD USB to SATA Data Recovery Adapter 
Video 02: How to Image Extract Lost Data From WD USB HDDS Faster and More Stably
Video 03: Latest data recovery assistant software for WD SMR USB HDDs

To recover lost data more easily from WD SMR USB hdds, users can try the following steps:

01: Connect G3 adapter to WD SMR USB hdds by USB type c cable;
02: Click connect device and Read ROM directly by G3 adapter software;
03: Generate unlock rom by DFL-WD hdd firmware repair software;
04: Click ‘Block 411 Write’ , select the generated unlock rom and write rom by G3 adapter software;
05: Close ROM operations by G3 adapter software and go to DFL-WD hdd repair software;
06: Lock UA writing, backup important firmware modules, specially module 190;
07: Test firmware modules and repair;
08: Open DFL-DDP data recovery software for disk image or file extraction, load 190 to ram auto if there’s all sectors 0000 issue.

Any question is welcome to sales@dolphindatalab.com or add Dolphin Skype ID: dolphin.data.lab

This is one Western Digital hard drive firmware repair and data recovery case study for one DFL user in Malaysia.

Patient HDD iD:
WD5000BEVT-60A0RT0
PCB: 1672
Microcode: 14003R

Patient HDD Failure Symptoms:
Undetected
Modules were not available

HDD Repair and Data Recovery Tools used in this case study:
DFL-WD HDD Repair Tool
DFL-DDP Data Recovery Tool

HDD Repair and Data Recovery Steps:

01: Backup ROM and disable 02 and firmware restart;
02: Diagnosed the firmware modules and found out the microcode of the ROM and SA area was different and that meant the PCB was not original, the rom microcode was 14003R and the SA microcode was 140028;
03: Next Dolphin engineer found loaders of 14003R and loaded them to RAM automatically;
04: Backup original firmware modules and rom modules;
05: Fix slow issue;
06: Regenerate original ROM and write original ROM;
07: Open DFL-DDP data recovery software and all lost data was recovered.

Any question is welcome to sales@dolphindatalab.com or add Dolphin Skype ID: dolphin.data.lab

Dolphin team have released newer software for both DFL hdd firmware repair tools and data recovery tools.

DFL DDP USB3.0 data recovery equipment: V2.31 11.11 2022
DFL Seagate hdd repair tool: V4.211, 11.21, 2022
DFL WD hdd repair tool: V2.991, 11.11, 2022
DFL Toshiba and Fujitsu hdd repair tool: V1.6 11.11 2022
DFL Hitachi and IBM hdd repair tool: V1.4 11.11 2022
DFL Samsung hdd repair tool: V2.0 11.11 2022

The new software works more excellently for repairing firmware corruption and recovering lost data from new Seagate and WD hard drives.

Users can download the latest software from the user-only forum: https://forum.dolphindatalab.com/

Any question is welcome to sales@dolphindatalab.com or add Dolphin Skype ID: dolphin.data.lab

This is one Seagate ST1000DM003-1SB102 Pharaoh_Oasis Family 94 patient hard drive from one DFL user in India.

Patient HDD Symptoms:
1, Busy and not detected;
2, LED and cannot enter F3 T>;
3, Many PreampFaultStatus errors in the com terminal;
4, SIM Error 1002 LBA 0000000000046469 FD FCFFF3FF and RW Error 44440080;

The patient HDD has LED lock and the engineer tried shorting method and couldn’t enter F3 T>.

The following are the com terminal messages:

“Model : ST1000DM003-1SB102
……………………………………….. Serial : Z9AA78H
……………………………………….. Firmware :
……………………………………….. Capacity :
……………………………………….. Heads number :
Boot 0x40M
SpinUp

Trans
Rst 0x40M Thermistor Temp 0019

PreampFaultStatus = 0004
PreampFaultStatus = 0004
PreampFaultStatus = 0004
PreampFaultStatus = 0004
PreampFaultStatus = 0004
SIM Error 1002 LBA 0000000000046469 FD FCFFF3FF
RW Error 44440080

LED:0x000000BD FAddr:0x00006454
LED:0x000000BD FAddr:0x00006454”

By remote support, Dolphin engineer helped the user edit the head map in ROM by DFL Seagate hdd firmware repair tool, generate unlock rom, write unlock rom, send unlock key, enter F3 T>, backup nglist, clear glist, regenerate translator, etc. Finally the user got lost data back by DFL-DDP data recovery equipment.

Any question is welcome to sales@dolphindatalab.com or add Dolphin Skype ID: dolphin.data.lab

Dolphin team is going to release the new software upgrade for the DFL WD HDD auto repair tool, this is one major software upgrade.

Within this software upgrade, users will get the most commonly used functions except the auto repair, such as reset smart, edit ID, format with P-list, etc. Read more