Symbol MC50 Pocket PC "serial number barcode" Questions

serial number on a MC5040? which number is the serial number on a Symbol MC5040 Pocket PC? Underneath the battery there is a white sticker located in the top right hand corner. The first number is the

...serial number?? There are 3 numbers with barcodes and 2 without, any one of which could be a serial number, but none are identified as such. What's the format of the serial number for these things? ...