38  EVO1Y | LAB1Y  Operating  Instructions
  Serial Number Coding
12  Serial Number Coding
The manufacture date of this device is encoded in the serial number.  
The format is as follows:
YMM x x x x x
Y Year
3 2014-2020
4 2021-2027
5 2028-2034, etc.
The Y column indicates the year group, which covers a period of 7years.  
Within each year group, the months (M M) are counted up from 13.
Year: 2015 2016 2017 2018 2019 ...
MM: 25-36 37-48 49-60 61-72 73-84 ...
Example:
328xxxxx (April 2015). “xxxxx” is a consecutive number. Every month it starts with 1 
and increases consecutively
13  Accessories
Accessories Order Number
Power supply (5.2 V/1.4 A) YEPS01-USB
USB connection cable YCC01-0040M5
Mains adapter set for YEPS01-USB YEPS01-PS1
 − USA and Japan (US+JP)
 − Europe (EU)
 − United Kingdom (GB)