Tag Archives: Western Digital

PC-3000 for HDD. Building ROM image from SA data on WD Marvell drives with internal ROM using version 5.X

The method can be used to recover original ROM image and then write it into donor PCB when original PCB was damaged, lost, or original ROM was lost. The “Building ROM image from SA data” tool was fully revised in … Continue reading

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PC-3000 for HDD. Heads stack adaptive parameters(Microjogs) transfer on WD drives

Sometimes after heads stack replacement the new heads stack works not stable. That occurs because every heads stack has its unique adaptive parameters. Those parameters are stored in module 47 of ROM. The adaptive parameters are more different from one … Continue reading

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PC-3000 for HDD. RAM Head map editing on WD drives (non-system head case)

In some cases a drive with one or more malfunctioning heads can finish the initialization process without any visible errors. But when we try to read user area it results in error and no user data can be read. For … Continue reading

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PC-3000 for HDD. The HOT SWAP procedure for Western Digital Marvell drives

The “HOT SWAP” procedure can be used to restore logical access (i.e. an opportunity to read data using Data Extractor) in cases when system heads are inoperable (calibration procedure cannot be successfully completed because a drive is knocking and fails … Continue reading

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PC-3000 for HDD. How to solve the Slow Responding Problem

If a WD drive spins up and quickly gets into the ready state, but requires a lot of time to autodetect and fully initialize in the WDC Marvell utility, and if it is read in the Service area modules and … Continue reading

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PC-3000 for HDD. How to solve the SED problem in 2,5″ WD drives

Let’s consider the stuation when we need to recover data from a 2.5 inch WD drive with a USB interface. We have already changed the connection type from USB to SATA (using a compatible SATA PCB or SATA adapter), but when … Continue reading

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PC-3000 HDD. How to transfer service area module to another place in DIR

Sometimes might be the situation when one or more modules in Service Area of WD drive is damaged. The plot of this problem is simple – all heads are working fine, but the place where the module is situated filled … Continue reading

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