3 - 83Chapter 3 Removal and Replacement Procedures (RRPs)RRP3.12 PWBA TRAY CONT (PL 3.2.12)[Removal]1) Remove 250 SHEET FEEDER LEFT COVER. (RRP 3.2)2) Remove connector (P/J435), connector (P/J436), connector (P/J437) and connector (P/J438) onPWBA TRAY CONT (PL 3.2.12).3) Remove three screws (silver, with a flange, 6mm) that fix PWBA TRAY CONT on 250 SHEETFEEDER ASSEMBLY.4) Remove PWBA TRAY CONT from 250 SHEET FEEDER ASSEMBLY.[Replacement]The PWBA TRAY CONT is different for 250 SHEET FEEDER ASSEMBLY and for 500SHEET FEEDER ASSEMBLY, so pay sufficient attention to avoid using incorrect one.• Regarding PWBA TRAY CONT for 250 SHEET FEEDER ASSEMBLY, the silk screenedmarking on the board is in yellow and the solder resist is blue.• Regarding PWBA TRAY CONT for 500 SHEET FEEDER ASSEMBLY, the silk screenedmarking on the board is in white and the solder resist is green.1) Match the notch of the lower right of PWBA TRAY CONT to the convex of 250 SHEETFEEDER ASSEMBLY and attach it.2) Fix PWBA TRAY CONT to 250 SHEET FEEDER ASSEMBLY using three screws (silver, witha flange, 6mm).3) Attach connector (P/J435), connector (P/J436), connector (P/J437) and connector (P/J438) onPWBA TRAY CONT.4) Attach 250 SHEET FEEDER LEFT COVER. (RRP 3.2)
