Removing the front panel assembly (See Fig.1) 1. Press the eject button in the lower right part of the front panel. Remove the front panel assembly from the body. Front panel assembly Eject button Fig.1 Tab a Removing the front chassis assembly (See Fig.2 and 3) Prior to performing the following procedure, remove the front panel assembly. 1. Release the four joint tabs a on both sides of the front chassis assembly and remove the front chassis assembly toward the front. Tab a Front chassis assembly Fig.2 Heat sink Tab a Tab a Front chassis assembly Fig.3 1-3 KS-FX473R/KS-FX470R Removing the heat sink (See Fig.4) 1. Remove the three screws A on the left side of the body. A Heat sink A Fig.4 Joints b Bottom cover Removing the bottom cover (See Fig.5 and 6) Prior to performing the following procedure, remove the front panel assembly, the front chassis assembly and the heat sink. 1. Turn over the body and unjoint the five joints b with the bottom cover and the body using a screwdriver. Joint b Rear panel Joints b Fig.5 Joints b Bottom cover Joint b Joints b Rear panel Fig.6 1-4 KS-FX473R/KS-FX470R Removing the main board (See Fig.7 and 8) Prior to performing the following procedure, remove the front panel assembly, the front chassis assembly, the heat sink and the bottom cover. 1. Remove the screw B, the two screws C and the two screws D attaching the rear bracket on the back of the body. Remove the rear bracket. 2. Remove the two screws E attaching the main board on the bottom of the body. Disconnect connector CN901 and CN902 on the main board in the direction of the arrow. B C D Rear bracket D C Fig.7 CN902 Main board E E CN901 Fig.8 Removing the cassette mechanism section (See Fig.9) Prior to performing the following procedure, remove the front panel assembly, the front chassis assembly, the heat sink, the bottom cover and the main board. 1. Remove the four screws F attaching the cassette mechanism section on the back of the top chassis. Cassette mechanism section F F Top chassis F Fig.9 F 1-5 KS-FX473R/KS-FX470R Removing the head amplifier board (See Fig.10) Prior to performing the following procedure, remove the cassette mechanism section. 1. Disconnect the wire from connector CJ901 on the head amplifier board. 2. Remove the screw G and slid