Tag Archives: Heads

PC-3000 for HDD. Seagate F3 architecture drives specific diagnostics

In the Basic HDD diagnostics procedure post we looked at the common steps of diagnostics for any HDD. Now we will look at the specific steps of diagnostics of Seagate F3 architecture¬†drives. In this article we will discuss the most … Continue reading

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PC-3000 for HDD. How to check system heads manually on WD drives.

The procedure is applicable both for WD Marvell and WD Caviar architecture drives. When we recover Service Area modules we need to be sure that system heads are able to write modules in SA without errors. Make sure that you … 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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