Fuse Replacement; D Dc Power Cable Fuse Replacement; D CRcuTry Fuse Replacement; Resetting The Cpu - Icom IC-7600 Instruction Manual

11
MAINTENANCE

■ Fuse replacement

If a fuse blows, or the transcever stops functonng,
fnd the source of the problem, and repar t. Then
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
Except for the power amplfer, the 13.8 V DC from
the DC power cable s appled to all unts n the IC-
7600, 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 to the
rght.
e Replace the crcutry fuse as shown n the dagram
to the 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 Frst, turn the transcever power OFF.
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 If desred, correct the set mode settngs after reset-
tng.
NOTE: Resettng CLEARS all programmed con-
tents n memory channels and returns programmed
values n the set mode to default values.
149
The IC-7600 has two fuse types nstalled for trans-
cever 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