Data recovery and disk repair questions and discussions related to old-fashioned SATA, SAS, SCSI, IDE, MFM hard drives - any type of storage device that has moving parts
January 15th, 2025, 17:09
Piper wrote:OK, I will check this tomorrow, for now it's kind of rocket science to me.
Take your time and do some reading. It will all become clear. :-)
January 16th, 2025, 2:12
Ctrl x was not immediately after power was supplied to the HDD. Oh well...
First, I would like to see the answer to
F3 T>V1
After V1, press enter. The answer may be either very long or very short.
January 16th, 2025, 5:48
SWM wrote:First, I would like to see the answer to
F3 T>V1
After V1, press enter. The answer may be either very long or very short.
Answer is long, veeeeery long. Hope that's not bad.
Here is another Ctrl X right after power on and Ctrl Z
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January 16th, 2025, 6:21
V1 looks fine, what about V4?
did you apply the F commands Fzabkar recommended?
January 16th, 2025, 6:49
pepe wrote:V1 looks fine, what about V4?
did you apply the F commands Fzabkar recommended?
Not yet. I am taking some time for reading before I make a destruction move again.
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Seagate_terminal_V4.log
- (39.57 KiB) Downloaded 99 times
January 16th, 2025, 7:10
H0 is probably weak.
January 16th, 2025, 7:54
I don't remember exactly, in my opinion the SMART log file is read (and written) in the SA with errors (or G-list?).
To determine more precisely, it would be nice to look at:
F3 T>V4
ctrl X
F3 T>/1
F3 1>N8
ctrl X
F3 1>/T
January 16th, 2025, 8:03
Pepe was right. Without special software there is a big risk of damaging the service area.
It would be right to save all modules from it first. It is impossible via the terminal on Mooze...
January 16th, 2025, 8:19
SWM wrote:Pepe was right. Without special software there is a big risk of damaging the service area.
It would be right to save all modules from it first. It is impossible via the terminal on Mooze...
Can you confirm from resistance that H0 is weak?
- Code:
F3 T>/7
F3 7>X
Head 00 Resistance 00FF
Head 01 Resistance 0127
Head 02 Resistance 00E2
Head 03 Resistance 00AE
F3 7>
January 16th, 2025, 9:14
resistance looks fine, but it can't read any sector from the start of the user area, that's why these are in AltList already. This is why windows hangs when drive is connected.
January 16th, 2025, 9:43
Basically that means that I've come to the end of the street...
Here are smart values
- Code:
F3 1>N5
Att
Num Flgs normlzd worst
1 000F 64 64
3 0003 5E 5E
4 0032 64 64
5 0033 64 64
7 000F 64 FD
9 0032 64 23
A 0013 64 64
C 0032 2C 2C
B8 0032 64 64
BB 0032 1 1
BC 0032 64 FD
BD 003A 1 1
BE 0022 4C 45
C2 0022 18 28
C3 001A 64 64
C5 0012 64 64
C6 0010 64 64
C7 003E C8 FD
0 0000 0 0
0 0000 0 0
0 0000 0 0
0 0000 0 0
0 0000 0 0
0 0000 0 0
0 0000 0 0
0 0000 0 0
0 0000 0 0
0 0000 0 0
0 0000 0 0
0 0000 0 0
F3 1>
January 16th, 2025, 11:24
SWM wrote:I don't remember exactly, in my opinion the SMART log file is read (and written) in the SA with errors (or G-list?).
To determine more precisely, it would be nice to look at:
F3 T>V4
ctrl X
F3 T>/1
F3 1>N8
ctrl X
F3 1>/T
The result is here.
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Seagate_terminal_N8.log
- (70.02 KiB) Downloaded 95 times
January 16th, 2025, 12:33
V4 it took from memory (read during loading) - it is not clear how it is read.
SMART log is read from the second copy on HD1. HD0 is not read even by SA. SA has the lowest recording density. There is no point in dreaming about the user zone.
In principle, you can disable error processing, as Frank suggested. But what will you do with HD0?..
If you want - try. It is your data.
January 16th, 2025, 13:23
SWM wrote:V4 it took from memory (read during loading) - it is not clear how it is read.
SMART log is read from the second copy on HD1. HD0 is not read even by SA. SA has the lowest recording density. There is no point in dreaming about the user zone.
In principle, you can disable error processing, as Frank suggested. But what will you do with HD0?..
If you want - try. It is your data.
If I understand this correctly, SA can not be backed up before heads transplant?
January 16th, 2025, 14:09
Why not - you can and should.
For this, you need special software that can read SA Seagate via ATA.
You can buy it or write it yourself. The fee for a DR specialist will be less.
January 16th, 2025, 14:21
SWM wrote:Why not - you can and should.
For this, you need special software that can read SA Seagate via ATA.
You can buy it or write it yourself. The fee for a DR specialist will be less.

I did not mean that I am going to transplant heads by my self. My time on this planet is very limited, do not ask me why.
I am just asking to understand what is the correct procedure from now on.
If you have enough information about my drive, can you send me an offer on PM, how much it will cost me, and where are you located?
January 16th, 2025, 14:33
@Piper, there are ways to read the SA via terminal.
Read and Write F3 Arch Sys files with HyperTerminal :
https://www.hddoracle.com/viewtopic.php?p=7475#p7475
January 16th, 2025, 14:59
fzabkar wrote:Read and Write F3 Arch Sys files with HyperTerminal :
What are you using HyperTerminal or ZOC8?
January 16th, 2025, 15:30
There are no r and w commands on ST3500320AS.
I don't do DR. And my connections are limited at the moment.
January 16th, 2025, 15:35
I am not able to get to sys files.
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