Replacing Fuses - Icom IC-GM800 Instruction Manual

■ Replacing fuses

The transceiver has 2 fuses to protect internal
circuitry.
If the transceiver stops functioning, and only after
confirming a fuse is probably blown, check the fuses
below.
• DC-DC converter unit ....................FGB 5 A
• PA unit .......................................... FGB 5 A
1. Unscrew 4 cap bolts from the top case. Use
a 6 mm Allen wrench.
2. Open the transceiver's main unit, then disconnect
1 flat and 2 coaxial cables, as shown below.
Flat cable
3. Unscrew the 26 screws from the shield covers,
then open the covers.
CAUTION: Disconnect the DC power cable from the
transceiver before replacing a fuse.
4. Replace the circuitry fuse, as shown below.
5. Reattach the shield covers, flat cable, coaxial
Coaxial cables
CONNECTIONS AND INSTALLATION
Use the supplied or same rated FGB 5 A fuse.
Fuse in DC-DC converter unit
cables and top case to their original position.
9
Fuse in PA unit
84
9