WD40PURX Module 02 Checksum error. No access to data

[gameboybin]

Hi everyone. Need your help with this case. The drive has bad Head 04 before and wont let Module 02 Write back to upload LDR. After swapping new heads. The drive readies, full access to SA and can read and write to SA normally. However have the Module 02 checksum error. And wont let me access to user Sector


Model : WDC WD40PURX-89T1XY0
Serial : WD-WCC3FTTR0327
Firmware : 00.02C.5
Capacity : 4 TB (7 814 037 168)

Code: Select all

Family:................................. : Giant
Techno mode key......................... : Ok

HDD Status sector....................... : Ok

RAM:
System controller (SoC)................. : 88i9446C0 0x(A5C0)
HDD Info reading........................ : Ok
Heads number............................ : 8
Cyl Count............................... : 256

ROM:
Read ROM................................ : Ok
ROM Data size........................... : 512 Kb
Flash ROM dir reading................... : Ok
Flash ROM dir reading (Ext)............. : Ok (Active)
Modules directory address............... : 402 822
SA regions address...................... : by default
SA regions address (RAM)................ : by default
Module 02 access........................ : Granted

SA SPT.................................. : 2116

SA Translator loading................... : Ok
SA defects assigned..................... : 6

ROM Modules:
ROM version............................. : 00.54C
Module 4F F/W version................... : 00000054
Overlay F/W version..................... : 00.55C
Servo F/W version....................... : 02.49

Heads configuration..................... : by map
Heads number............................ : 8
Heads number in use..................... : 8
Switched off heads...................... : No
Heads map............................... : 0,1,2,3,4,5,6,7

Relocations............................. : 0 (3 065)
Read ROM DCM............................ : Ok

Power up log reading.................... : Ok
Power up load dir data.................. : Yes
Power up load permovl................... : Yes
Power up load CFG data.................. : Yes
----+------+-----------+-------+------+----------------------------------------------
NN | Step |      Time | Flags | Info | Description                                 
----+------+-----------+-------+------+----------------------------------------------
13 | 710A |    672 ms |   501 | 2097 | SET_SOC_POWER_MODE(Unknown error code: 2097)
36 | 710A | 10 621 ms |   501 | 2097 | SET_SOC_POWER_MODE(Unknown error code: 2097)
79 | 710A | 10 311 ms |   501 | 2097 | SET_SOC_POWER_MODE(Unknown error code: 2097)
----+------+-----------+-------+------+----------------------------------------------

Service area:
SA dir reading (ID)..................... : Ok
Dir items loaded........................ : 422

SA Access............................... : Copy 0,Copy 1

Configuration reading................... : Ok
CFG tech mode lock...................... : No
Self encryption drive................... : No
Master Password......................... : has not been set
User Password........................... : has not been set

DCM in module 47........................ : WM
DCM in module 0A........................ : |F|GWMKCGD
DCM in module 02........................ : S|BFLAPQMWHMCKRSVQKTUG

I have tried uploading LDR + Module 2 from different donors. Still have no access to data. Module 2 still has Checksum error

Thanks for the help!

[XiaoShen]

Verify write to memory