Philips BJ2.4U Service Manual

Mechanical Instructions EN 9BJ2.4U/BJ2.5U PA 4.4.3 Assy/Panel Removal4.3.1 Metal Back PlateCaution: Disconnect the Mains/AC Power cord before youremove the rear cover!1. Place the TV set upside down on a table top, using thefoam bars (see part "Foam Bars").Caution: do not put pressure on the display, but let themonitor lean on the speakers or the Front cover.2. Remove the four "mushrooms" [1] from the rear cover. Seefigure “Metal back plate and rear cover removal” for details.3. Remove the screws [2].Figure 4-4 Metal back plate and rear cover removal4.3.2 Rear Cover1. Remove screws [3].2. Lift the plastic rear cover from the set. Make sure that wiresand flat foils are not damaged.4.3.3 SpeakerAfter removing the rear cover, you gain access to the speakers.Each speaker is fixed with four T10 screws [1]. See Figure“Speaker removal”. After removal of these screws, thespeakers can be removed.Caution: never disconnect the speakers with a playing set,because otherwise the class-D audio amplifiers could bedamaged!Figure 4-5 Speaker removal4.3.4 Speaker CompartmentAfter the speakers have been removed, the plastic speakercompartment underneath the set can be removed. See Figure“Speaker compartment removal”.1. Remove the cables that are guided by the speaker framefrom its clamps [1].2. Remove parker T10 screws [2] that hold the frame and pullthe frame downwards.Figure 4-6 Speaker compartment removalNote: the speaker compartment cannot be removed withoutthe speakers being removed first, since on each side of thecompartment there is a hidden screw underneath the speaker.4.3.5 AmbiLight Inverter PanelThere are two AmbiLight Inverter Panels used in this set. Theinstructions to remove the right one (seen from the back side ofthe set) are as follows:1. Disconnect the cables [1] from the panel.2. Push back the clamps [2] on the right side that hold theassy.3. Take out the panel (it hinges on the left side).When defective, replace the whole unit.Figure 4-7 AmbiLight right side inverter panel removal4.3.6 Control PanelThe Control Panel can be taken out by removing the two T10screws [1] that hold the plastic frame. See Figure “ControlG_15930_077.eps1906061 11123 3 3 3 3 3 3333333333332 2 2 2 2 22222222222 22222 222G_15960_111.eps0703061G_15960_101.eps07030622 2 2 22 22 2 22 2 2221G_15960_110.eps0703061142