Item Description4 Device serial number (See 1.6.2 Serial Number Format on page 28 for more information.)5 Product part number1.6.2 Serial Number FormatEach device has a serial number that uniquely identifies it and provides important information. You needthe product code and the entire serial number before servicing or requesting support for your product.The serial number format is shown in the following illustration:Item Name Description1 Product Code Three-letter code that uniquely identifies the product line. See 1.6.4 Prod-uct Codes on page 29 for more information.2 Year Manufactured Two-digit code identifying the year the device was manufactured. Valuesrange from 00 to 99 For example: 00 = 2000, 04 = 2004, 05 = 2005 (and soon).3 Fiscal Week Manufactured Two-digit code identifying the week the device was manufactured.Values range from 01 to 52. GE Healthcare's fiscal weeks correspond tothe calendar week. For example, 01 = first week in January.4 Product Sequence Four-digit number identifying the order in which this device was manufac-tured. Values range from 0001 to 9999.5 Manufacturing Site One-letter code identifying the site where the device was manufactured.For example, F = Milwaukee, N = Freiburg, P = Bangalore6 Miscellaneous Characteristic For example, P = device is a prototype, R = device was refurbished, U =device was upgraded to meet the specifications of another product code,A= device is in production.1.6.3 Device Address Label and Rating PlateThe Device Address label and Rating Plate is laid out in the following format. Depending on the product,the label may vary slightly in format.Operator Manual 1.6 Equipment Identification2053535-002 Revision T MAC 2000 ECG Analysis System 28/198