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9-2 Phaser 8400/8500/8550/8560 Color Printer Service Manual
Parts Lists
Serial Number Format
Changes to Xerox products are made to accommodate improved components
as they become available. It is important when ordering parts to include the
following information:
■ Component's part number
■ Product type or model number
■ Serial number of the printer
Serial numbering. Particular fields in the serial number indicate the
modification level of the printer, the date of its manufacture and the sequence
number of the printer produced on that day.
The serial number is coded as follows:
■ The text “S/N” followed by the serial number in the barcode.
■ The barcode does not include a field identifier.
■ The nine digit serial number is based on the following format:
PPPRSSSSS.
R - Single digit numeric revision digit. To be rolled when a major product
change occurs. Initiated with a change request.
SSSSS - Five digit numeric serial number.
Serial Number Example:
RPC453072:
4 = Revision level
53072 = Serial number
PPP = Three digit alphanumeric product code
Product Model Product Code
8400 B, BD, N, DP, DX RPC
8400 DPF TMV
8500 N, DN WYN
8550 DP, CT, DX WYP
8550 DPF L91
8560 N, DP, DT, DX FBT