Marantz PM7000N Service Manual page 6

SERIAL NUMBER
Serial Number Organization
The 14-digit serial number that contains the code of the manufacturing plant and the manufacturing
date.
14 digits
SKU Factory Manufactured
Year, month
code code
The last
Month
2digit of year
(01 ～ 12)
SKU Code of this Unit
Product SKU
PM7000N/U1B
PM7000N/N1B
PM7000N/N1SG
PM7000N/FN
Cumulative
serial number
SKU Code
BLL
BLM
BLN
BLP
6