Fuse Replacement; Maintenance - Icom IC-440N Instruction Manual

11

MAINTENANCE

■
Troubleshooting (Continued)
PROBLEM
Transmission continues
even when the PTT is re-
leased.
T h e f u n c t i o n d i s p l a y
shows erroneous informa-
tion.
■

Fuse replacement

If the fuse blows or the transceiver stops functioning, fi nd the
source of the problem if possible, and replace the damaged
fuse with a new one, rated at (FGB 10 A) as shown to the
right.
48
POSSIBLE CAUSE
• PTT hold function is activated.
• The CPU is malfunctioning.
SOLUTION
• Turn OFF the function.
• Reset the CPU.
10 A fuse
REF.
pp. 43,
25
p. 44