Phaser 4400 Laser Printer Service Manual iiiService TermsManual TermsVarious terms are used throughout this manual to either provide additionalinformation on a specific topic or to warn of possible danger that might be presentduring a procedure or action. Be aware of all symbols and terms when they are used,and always read NOTE, CAUTION and WARNING messages.Note: A NOTE may indicate an operating or maintenanceprocedure, practice or condition that is necessary toefficiently accomplish a task.A NOTE may also provide additional information related to aspecific subject or add a comment on the results achievedthrough a previous action.Caution: A CAUTION indicates an operating or maintenanceprocedure, practice or condition that, if not strictlyobserved, could result in damage to, or destruction of,equipment.Warning: A WARNING indicates an operating, or maintenanceprocedure, practice or condition that, if not strictlyobserved, could result in injury or loss of life.PL: Corresponds to the FRU Parts List.RRP: Corresponds to the FRU Disassembly Removal and Replacement Procedures.Product TermsCaution: A personal injury hazard exists that may not be apparent. Forexample, a panel may cover the hazardous area.Danger: A personal injury hazard exists in the area where you see the sign.