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HDD with Serial Number: WCC4M1NTS0LF;
Model: WD20EFRX-68EUZN0;
Date: 14 FEB 2015;
DCM: HHNNNTJCHB;
Product of: Thailand;
PCB Sticker: 771945-102 AD;
PCB Revision: 2060-771945-002 REV A;
Micro Jogs;
——————————;
LH  : PH  : Micro Jog (Hex/Dec);
——————————;
0   : 0   : 00/0;
1   : 1   : 00/0;
2   : 4   : 00/0;
3   : 5   : 00/0;
ROM F/W version……………………. : 0001006A;
Heads map…………………………. : 0,1,4,5;
Preamp vendor……………………. : 0x0001;
Preamp revision………………….. : 0x0003;
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HDD with Serial Number: WCC4M7UYXS9N;
Model: WD20EFRX-68EUZN0;
Date: 25 FEB 2015;
DCM: HHNNNTJCAB;
Product of: Thailand;
PCB Sticker: 771945-102 AD;
PCB Revision: 2060-771945-002 REV A;
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Micro Jogs;
——————————;
LH  : PH  : Micro Jog (Hex/Dec);
——————————;
0   : 0   : 00/0;
1   : 1   : 00/0;
2   : 4   : 00/0;
3   : 5   : 00/0;
ROM F/W version……………………. : 00010075;
Heads map…………………………. : 0,1,4,5;
Preamp vendor……………………. : 0x0001;
Preamp revision………………….. : 0x0003;

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HDD with Serial Number: WCC4M7PE3SJ5;
Model: WD20EFRX-68EUZN0;
Date: 19 NOV 2015;
DCM: HHNNNT2MHB;
Product of: Thailand;
PCB Sticker: 771945-J02 AB;
PCB Revision: 2060-771945-002 REV A;
;

Micro Jogs;
——————————;
LH : PH : Micro Jog (Hex/Dec);
——————————;
0 : 0 : 00/0;
1 : 1 : 00/0;
2 : 4 : 00/0;
3 : 5 : 00/0;
ROM F/W version……………………. : 00010075;
Heads map…………………………. : 0,1,4,5;
Preamp vendor……………………… : 0x0000;
Preamp revision……………………. : 0x0002;

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HDD with Serial Number: WCC4M2VSEC66;
Model: WD20EFRX-68EUZN0;
Date: 27 APR 2015;
DCM: HHNNNT2CHB;
Product of: Thailand;
PCB Revision: 2060-771945-002 REV A;

;

Micro Jogs;
——————————;
LH : PH : Micro Jog (Hex/Dec);
——————————;
0 : 0 : 00/0;
1 : 1 : 00/0;
2 : 4 : 00/0;
3 : 5 : 00/0;

;

ROM F/W version……………………. : 00010075;
Preamp vendor……………………… : 0x0000;
Preamp revision……………………. : 0x0002;

;

HDD with Serial Number: WCC4M2PC3U84;
Model: WD20EFRX-68EUZN0;
Date: 19 JAN 2015;
DCM: HARNNTJMHB;
Product of: Thailand;
PCB Sticker: 771945-102 AD;
PCB Revision: 2060-771945-002 REV A;
ROM F/W: 0001006A;
Heads Map: 0,1,4,5;
Preamp vendor: 0x0001;
Preamp revision: 0x0003;
Micro Jogs;
——————————;
LH  : PH  : Micro Jog (Hex/Dec);
——————————;
0   : 0   : 00/0;
1   : 1   : 00/0;
2   : 4   : 00/0;
3   : 5   : 00/0;
;
;
;

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HDD with Serial Number: WCC4M2PC39RR;
Model: WD20EFRX-68EUZN0;
Date: 19 JAN 2015;
DCM: HARNNTJMAB;
Product of: Thailand;
PCB Sticker: 771945-102 AD;
PCB Revision: 2060-771945-002 REV A;
ROM F/W: 0001006A;
Heads map: 0,1,4,5;
Preamp vendor: 0x0001;
Preamp revision: 0x0003;

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HDD with Serial Number: WCC4M2NH1Z61;
Model: WD20EFRX-68EUZN0;
Date: 10 SEP 2015;
DCM: HARNNT2MHB;
Product of: Thailand;
PCB Revision: 2060-771945-002 REV A;
;

Micro Jogs;
——————————;
LH : PH : Micro Jog (Hex/Dec);
——————————;
0 : 0 : 00/0;
1 : 1 : 00/0;
2 : 4 : 00/0;
3 : 5 : 00/0;
ROM F/W version……………………. : 00010075;
Heads map…………………………. : 0,1,4,5;
Preamp vendor……………………… : 0x0000;
Preamp revision……………………. : 0x0002;

;

HDD with Serial Number: WCC4M2ZHXD3E;
Model: WD20EFRX-68EUZN0;
Date: 09 DEC 2015;
DCM: HARNNT2MAB;
Product of: Thailand;
PCB Sticker: 771945-J02 AB;
PCB Revision: 2060-771945-002 REV A;
;

Micro Jogs;
——————————;
LH : PH : Micro Jog (Hex/Dec);
——————————;
0 : 0 : 00/0;
1 : 1 : 00/0;
2 : 4 : 00/0;
3 : 5 : 00/0;
ROM F/W version……………………. : 00010075;
Heads map…………………………. : 0,1,4,5;
Preamp vendor……………………… : 0x0000;
Preamp revision……………………. : 0x0002;

;

HDD with Serial Number: WCC4M2NJ562P;
Model: WD20EFRX-68EUZN0;
Date: 10 APR 2018;
DCM: HARNNT2CAB;
Product of: Thailand;
PCB Sticker: 771945-N02 AD;
PCB Revision: 2060-771945-002 REV A;
ROM F/W: 000100AV;
Heads Map: 0,1,4,5;
Preamp vendor: 0x0000;
Preamp revision: 0x0002;
Micro Jogs;
——————————;
LH  : PH  : Micro Jog (Hex/Dec);
——————————;
0   : 0   : 00/0;
1   : 1   : 00/0;
2   : 4   : 00/0;
3   : 5   : 00/0;
;
;
;

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HDD with Serial Number: WCC4M0LNRE7U;
Model: WD20EFRX-68EUZN0;
Date: 09 APR 2015;
DCM: HARNKTJMAB;
Product of: Thailand;
PCB Sticker: 771945-102 AD;
PCB Revision: 2060-771945-001 REV A;
Micro Jogs;
——————————;
LH  : PH  : Micro Jog (Hex/Dec);
——————————;
0   : 0   : 00/0;
1   : 1   : 00/0;
2   : 4   : 00/0;
3   : 5   : 00/0;
ROM F/W version……………………. : 00010075;
Heads map…………………………. : 0,1,4,5;
Preamp vendor……………………… : 0x0001;
Preamp revision……………………. : 0x0003;

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