Not all serial numbers are created equal. QSC uses two types of serial numbers which are formatted in different ways. A serial number is always 9 digits in length. You may want to know when your QSC product was manufactured in order to:
The warranty statement is very clear about what is covered under warranty. Please read the warranty statement at:
The first four digits are a manufacturing date code in mmyy format; the last five digits are the sequential identifying number for each individual product (see Figure 1). For example, a serial number of 0711xxxxx would indicate that the QSC product was manufactured in 07/2011, or July 2011.
The second digit represents the month of manufacture, and the third digit represents the year; use the decoder chart on the right to find the manufacture date. (The first digit is an individual factory code, and the fourth through ninth digits are the sequential identifying number for each individual product.) For example, a serial number of GJCxxxxxx would indicate that the product was manufactured at factory “G” in 10/12, or October 2012.