Seagate

PCB Specification:
Model: ST500LT012
Part Number: 1DG142-540
Firmware: 0001SDM1
PCB Sticker: 2943 B
PCB Number: 100729420 REV B

HDD with Serial Number: 6RX0CHKX
Model: ST3120215AS
Part Number: 9CY11C-621
Firmware: 3.CHF
Date Code: 08064 - 14 Aug 2007
Site Code: SU
Product of: China
PCB Sticker: 100441515 C
PCB Revision: 100428473 REV C

HDD with Serial Number: W240LBBH
Model: ST1500DM003
Part Number: 9YN16G-021
Firmware: HP16
Date Code: 13057 - 10 Aug 2012
Site Code: SU
Product of: China
PCB Sticker: 5011 H
PCB Revision: 100664987 REV B

PCB Specification:
Model: ST3250318AS
Part Number: 9SL131-023
Firmware: HP35
PCB Sticker: 5699 AD
PCB Number: 100535704 REV C

HDD #1 Specs:
Serial Number: W3P1JY25
Model: ST500LT012
Part Number: 1DG142-020
Firmware: 1002YAM1
Date Code: 14212 - 25 Nov 2013
Site Code: WU
Product of: China
PCB Sticker: 9421 B
PCB Number: 100729420 REV B
Physical Heads Map: 00 01 
PreampType: B0 64

HDD with Serial Number: W3P7R876
Model: ST500LT012
Part Number: 1DG142-020
Firmware: 1002YAM1
Date Code: 15033 - 21 Jul 2014
Site Code: WU
Product of: China
PCB Sticker: 9421 D
PCB Revision: 100729420 REV B

Physical Heads map: 0,1
PreampType: B0

PCB Specification:
Model: ST32000644NS
Part Number: 9JW168-280
Firmware: HPG0
PCB Sticker: 9463 B
PCB Number: 100579470 REV B

PCB Specification:
Model: ST3320820AS
Part Number: 9BJ13G-506
Firmware: 3.AAD
PCB Sticker: 100436209 C
PCB Number: 100406937 REV B

HDD with Serial Number: W2A8ZKT9
Model: ST3320413AS
Part Number: 9YP14C-520
Firmware: JC49
Date Code: 12333 - 15 FEB 2012
Site Code: WU
Product of: China
PCB Sticker: 5701 AJ
PCB Revision: 100535704 REV C

Physical Heads map: 0,1
PreampType: 73

HDD with Serial Number: W2A9K8D2
Model: ST3320413AS
Part Number: 9YP14C-520
Firmware: JC49
Date Code: 12346 - 23 Feb 2012
Site Code: WU
Product of: China
PCB Sticker: 5701 AJ
PCB Revision: 100535704 REV C

PCB Specification:
Model: ST380013AS
Part Number: 9W2812-633
Firmware: 8.12
PCB Sticker: 100340680 K
PCB Revision: 100336321 REV B