Alpine 3007 - Block Diagram

SOUND DISTORTION
Defective !1C.
Defective Speaker.
EXCESSIVE HUM
Defective sound source.
Defective sound source.
Defective capacitors C502, 503.
Inferior soldering of parts. Inferior
SOUND BREAK
Block Diagram
ICl V2
R INPUT °
—_—o
C ai
INPUT
SENSITIVITY
Ic2. 142
L JNPUT 9
TIME DELAY TIME DELAY
< tt. Be Be
iP i> D> OD
tC 201 ~ 206(172)
IC 20I™-206(1/2)
contact of input wire.
Q30! Q302 OUT
BI-AMP}—o
iN
our BOOST
Q303 Q304 «od =
1 ( |RictT-FRont
IN
REAR OUTPUT
OUT
Q305 Q306
IN |
{
j
our BOOST
Q307 g30e i! at
: LEFT —
sr Hora} g Lic 20 Perron
IN