Removing the main board (See Fig.17 to 19)
Prior to performing the following procedure, remove the CD / cassette and amplifier assembly, the CD cover and door unit and the CD mechanism assembly. 1. Disconnect the harnesses from connector CN301 and CN308 on the main board (The harnesses are extending from the cassette mechanism assembly). 2. Disconnect the harness from connector CN702 on the key switch/display board (RC-BZ5 only).
CN308 CN702 Key switch/display bord
3. Remove the two screws G on the underside of the main board and release the two joint tabs f from the chassis in the direction of the arrow. ATTENTION: When reassembling, get the harness extending from FW301 and FW302 on the main board through the two slots g of the chassis. Get the card wire extending from CN304 on the main board through the hook h and the slot i.