DEC Facility Codes

From VaxHaven
Jump to: navigation, search

Many DEC serial numbers begin with a two or three letter code. this code corresponds to the DEC facility where the item was manufactured.

Code Facility
AB[1] ABO Albuquerque, NM
AK AKO[1] Acton Nagog Park, MA
AY[1] AYO Ayr Scotland
BK[2] BKO Germany
CA[3] CAO Misato, Japan
CRL[1] Cambridge Research Labs, MA
CX[1] CXO Colorado Springs, CO
DY[1] DYO Dayton, OH
GA[1] GAO Galway, Ireland
HK[4] HKO Hong Kong
HL[1] HLO Hudson, MA
HM[1] HMO (unknown), Ireland
HY[3] HYO (unknown), Japan
IQ[2] IQO (unknown)
KA[1] KAO Kanata Ontario
KB[1] KBO Kaufbeuren Germany
KL[1] KLO Clonmel, Ireland
LKG[1] Littleton (King Street), MA
ML[1] MLO Maynard (The Mill), MA
MR[1] MRO Marlborough, MA
NI[1] NIO Salem, NH
OG OGO[1] Stow, MA
PC[3] PCO Irvine, Scotland
PY[3] PYO (unknown)
SHR[1] Shrewsbury, MA
TA[1] TAO Tachi, Taoyuan, Taiwan
TY[3] TYO (unknown), Japan
WF[2] WFO Westfield, MA
WM[1] WMO Westminster, MA
ZK[1] ZKO Nashua, NH
ZS[1] ZSO Bellevue (DECwest), WA

For Alpha computer systems, the format used is SSYWWNNNNN, where SS is a two-character site code for the DEC manufacturing facility, Y is the year (Alpha starts at 5, for 1995), WW providing a two-digit week within the year from 01 to 52, and a sequential number.[1]

For example, my AlphaServer ES40 has a serial number of AY93015765. This decodes as follows:

Facility AY Ayr Scotland
Year 9 1999
Week 30 18-24 July
Number 15765
  1. 1.00 1.01 1.02 1.03 1.04 1.05 1.06 1.07 1.08 1.09 1.10 1.11 1.12 1.13 1.14 1.15 1.16 1.17 1.18 1.19 1.20 1.21 1.22
  2. 2.0 2.1 2.2
  3. 3.0 3.1 3.2 3.3 3.4