Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Revision ADISASSEMBLY/ASSEMBLY Disassembling the Printer Mechanism 88Confidential6. Remove the two screws that secure the CR Encoder Board, and remove theCR Encoder Board from the Carriage.7. Remove the Timing Belt from the Carriage.Figure 4-81. Removing the CR Unit (4) Align the toothed side of the Timing Belt with the same shapedrib of the Carriage without any twist. (See Fig.4-81.) Before installing the CR Encoder Board, align the dowels ofthe Carriage with the positioning holes of the CR EncoderBoard. Route the CR Encoder FFC through the rib as shown inFig.4-80.CR Sensor AssyBackside of CarriageTiming BeltToothed ribof CarriagePositioning Hole and DowelM2x6 P-TIGHT BIND HEAD (3±0.25kgfcm) When installing the FFC to the Carriage, route the FFC asshown below.Figure 4-82. Installing the CR Unit (1) When replacing the Grounding Plate, Guide Carriage andCompression Spring, install them as shown below.Figure 4-83. Installing the CR Unit (2)FFCCR Encoder FFCHead FFCInsert the protrusion of the plate tothe hole of the Carriage, then alignthe dowels of the Carriage with thepositioning holes of the plate.Grounding PlateGuide CarriageCompression SpringProtrusionCompression SpringSecure two hooks of the Guide Carriage byattaching them on the two holes of the Carriage.