Fuse Replacement; D Dc Power Cable Fuse Replacement; D Circuitry Fuse Replacement; ResettNg The Cpu - Icom IC-7600 Instruction Manual

11
MAINTENANCE

■ Fuse replacement

If a fuse blows or the transcever stops functonng,
try to fnd the source of the problem, and replace the
damaged fuse wth a new, adequately rated fuse.
CAUTION: Turn the power OFF and dsconnect
the DC power cable from the transcever before
removng the transcever's cover.

D DC power cable fuse replacement

Refer the fgure llustrated at rght for the DC power
cable fuse replacement.

D Circuitry fuse replacement

The 13.8 V DC from the DC power cable s appled to
all unts n the IC-7600, except for the power ampl-
fer, through the crcutry fuse. Ths fuse s nstalled n
the PA unt.
q Remove the top cover. (p. 148)
w Remove the 11 screws, then remove the bottom
cover and the PA sheldng plate as shown at rght.
e Replace the crcutry fuse as shown n the dagram
as at rght.
r Replace the PA sheldng plate, top cover and
screws to ther orgnal poston.
R WARNING: DO NOT pull the speaker cable
when removng or replacng the PA sheldng plate.
Otherwse, a fre, njury or damage the transcever
may occur.
■ Resetting the CPU
q Turn the transcever power OFF n advance.
w Whle pushng and holdng [F-INP ENT] and [MW],
push [POWER] to turn power ON.
• The nternal CPU s reset.
• The CPU start-up takes approx. 5 sec.
• The transcever dsplays ts ntal VFO frequences
when resettng s complete.
e Correct the set mode settngs after resettng, f
desred.
NOTE: Resettng CLEARS all programmed con-
tents n memory channels and returns programmed
values n set mode to default values.
149
The IC-7600 has two fuse types as below nstalled for
transcever protecton.
• DC power cable fuses .............................. ATC 30 A
• Crcutry fuse .............................................. ATC 5 A
ATC 30 A fuse
PA shielding plate
ATC 5 A fuse
POWER
Speaker cable
F-INP
MW
ENT