Icom IC-R9500 Instruction Manual - Page 160

12 MAINTENANCE ■ Opening the receiver's case e w q ■ Opening the shield case Follow the case opening procedures shown here when you want to install the optional unit UT-122, or replace the clock battery or internal fuse. CAUTION!: DISCONNECT the AC power cable from the receiver before performing any work on the receiver. Otherwise, there is danger of electric shock and/or equipment damage. CAUTION!: The receiver weighs approx. 20 kg (44 lb). Always have two people available to lift or turn over the receiver. q Remove the 6 screws from the rack mounting handles. And remove the rack mounting handles and side plates. w Remove the 10 screws from the rear of the receiver and remove the rear cover. e Remove the 8 screws from the top of the receiver and the 6 screws from the sides, then lift up the top cover. CAUTION: NEVER HOLD THE MAIN DIAL OR ANY OTHER KNOBS when lifting the receiver. This may damage the receiver. Follow the case opening procedures shown here when you want to replace the internal fuse or optional UT122 installation. q Remove the 9 screws from the shield cover of the receiver's top side. w Lift up the shield cover. 12-6