78 KDV-5234InstallationFirewall Accessory89Attachment screwBend the tabs of the mounting sleeve with a screwdriveror similar utensil and attach it in place.Accessory0Rubber Bush• When the space between the unit and Firewall isnarrow• When the space between the unit and Firewall iswideUnitUnitFirewallAccessory0Rubber BushAccessory8Attachment screwFirewallAccessory0Rubber BushAccessory9Attachment screw• Make sure that the unit is installed securely in place. Ifthe unit is unstable, it may malfunction (for example, thesound may skip).InstallationScrewing the Faceplate on the UnitIf you want to fasten the faceplate to the mainunit so that it does not fall off.1 Refer to the section rubber frame> (page 79) and then remove thehard rubber frame.2 Drop open the faceplate by pressing theRelease button.3 Tighten the screw (ø2 × 5 mm) (Accessory4)and bracket (Accessory 5) in the hole shownon the diagram.Accessory4Accessory54 Tighten the screw (ø2 × 5 mm) (Accessory4)and bracket (Accessory6) in the hole shownon the diagram.Accessory6Accessory4• Never insert the screws in any other screw hole than theone specified. If you screw them in another hole, it willcontact and may cause damage to the mechanical partsinside the unit.