Western Digital 2060-701640-007 with BIOS SATA "L"model PCB

Q1:  I am looking for one WD 2060-701640-407 PCB to buy. PCB in plate has 2060-701640-007 REV A but in printed label it says 2060-701640-007, last that you have in your inventory.  Is there any difference between both PCBs? Q2:   I’m looking to replace a Western Digital PCB #2061-701640-407. The model hard drive is WD10EADS-11M2B2. … Read more