Icom IC-9100 Instruction Manual - Page 189

MAINTENANCE 17 ■ Fuse replacement If a fuse blows, or the transceiver stops functioning, find the source of the problem, and repair it. Then replace the damaged fuse with a new, adequately rated fuse. The IC-9100 has two fuse types installed for transceiver protection. • DC power cable fuses ATC 30 A • Circuitry fuse ATC 5 A R WARNING! Turn OFF the power and disconnect the DC power cable from the transceiver before performing any work on the transceiver. Otherwise, there is danger of electric shock, equipment damage and/or fire injury. 1 D DC power cable fuse replacement 2 Refer the figure described to the right for the DC power cable fuse replacement. 3 4 5 6 ATC 30 A fuse 7 D Circuitry fuse replacement 8 Except for the power amplifier, the 13.8 V DC from the DC power cable is applied to all units in the IC-9100, 9 through the circuitry fuse. This fuse is located in the PA unit. 10 q Remove the top cover. (p. 174) w R emove the 22 screws, then remove the PA shield- ing plate as shown to the right. e R emove the speaker cable from the connector on the PA unit as shown to the right. r R eplace the circuitry fuse as shown in the diagram to the right. t R eplace the speaker cable, PA shielding plate, top cover and screws to their original position. 11 12 13 Connector 14 15 CAUTION: DO NOT pull the speaker cable when removing the PA shielding plate, or DO NOT put the PA shielding plate Speaker cable 16 speaker cable under the PA shielding plate when replacing it. This could damage the transceiver. 17 ATC 5 A fuse 18 19 20 21 180