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  9. Alpine 3007 User manual

Alpine 3007 User manual

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SERVICE
MANUAL
/ILPINI
20W
+20W
Bi-Level/5-Band
Graphic
Equalizer
r
RIGHT
=
SOF
—_t0—-0
ty
~~
GAIN
—
SENSITIVITY
——
———
ana
7X
om.
“a
FRONT
REAR
=F
RONT
REAR
FRONT
TUNER
BI
AMP—TIME
DELAY
TAPE
®
REMOTE
Contents
SPECIIICAUONS
snc
aes
Wa
Bae
ae
oA
Sk
Sea
ew
Beet
he
oe
eee
Be
ae
ee
ee
ee
bata
eran
Braswod
2
Parts
Location
and
Disassembly
Instructions...
......0
00.0.0
0c
eee
ee
ee
ee
en
eee
eee
eee
eae
3
to
4
"PrOUDIE:
SHOOTING:
2:5.
6-4
Sh
dea
td.
4
tie
Sb
ee
Ss
cc
5to6
Block
Diagram
.........-.-.-.-.
hanya
asd
eta
teashed
se
glad
dot
an
eh
bs
ace
ete
6
Parts
Layout
on
P.C.Boards.......
eee
eee
er
ee
ee
ee
ee
ee
ere
he
falcecigite
tec
enttainn47
ice
7
to
8
VVAIEG
ONGOT
AO
a
.c.6
occu
c-tacat
ote
a
yh
ves
ap
ek
a
eh
ea
et
be
ae
as
ese
a
9
to
10
Schematic
Diagram
gi
ciyes
eae
We
ar
ates
toe
ce
gute
Cl
ae
Stas
oe
See
Ata
el
ee
ee
ee
ee
a
Gait
te
cg
erat
aa
11
to
12
EXPlOded
ViGW
52.05.04
2c
5
ee
ota
xan
ted
Eee
&
Ree
aah
Bee,
BS
ae
bb
a
Bad
13
to
14
Semi-Conductor
Lead
Identifications...
0...
ce
eee
eee
ee
yee
ecenases
15
EAC
AMG
VICES
Seco
coca
pte:
dew
Rick
Ged
ee
ce
eee
Ao
ei
eee
re
et
he
ae
AE
a
ales
de
he
eed
Sete
te,
whee
ten
15
Robt
s
1Gb
62
vc
gyrase
ooh
at
ene:
oa
a
hal
2
SOA
ee
wy
wear
a
hee
cas
eos
Svat
mega
eee
at
16
to
20
Specifications
POWER
SOUNCE:
oi
570
fo
hed
hw
oe
Boas
eh
eee
ae
Dek
Ga
Swe
WHS
ee
eae
ee
siiaca)
cigs
14V
D.C.
Grounding
System.
..............
Nagy
ite
as
wet
Ee
ae
ae
Ae
ee
tk
aa
Ghali
sae
Wye
Sia
cenodecds
opie
Sea
Negative
Type
CUmrent
Drains
25
1535-6
Abe
hres
ete
eed
Figo
Gy
wile
de
Silos:
Wy
ee
ek
ogee
....
3.7
A
(Output:
12
W/ch)
POWO!
OQutpU
ts
oder
ange
wae
a
Sea
Re
a
eee
ae
ee
Front:
16W
(at
1
kHz,
T.H.D.
10%)/ch
Rear:
0.5V
(at
1
kHz,
input
1.4V,
Sensitivity
Volume:
Maximum/ch
Eqalization
RANGE
56
GUS
Gil wea
e
wee
ahead
ear
gan
wie
gates
She
ers
©
ace
ee
ude
&
+12
dB
Equalization
Frequency
............0..
0000
c
cee
eceeeeae
60
Hz,
250
Hz,
1
kHz,
3.5
kHz,
10
kHz
Frequency
Response
..............
000
ce
eee
eae
Front:
35
Hz
to
20
kHz
(—3
dB,
Output:
1W)
Rear:
35
Hz
to
20
kHz
(—3
dB,
Output:
0.5V)
UE
NGS
Geta
Win
prs
at
erga
an
eek
gk
aectc
deeabnes
A
aedded
nrhese
A
ceeat
oe
cae
1uW
(Input:
Short)
Input
Sensitivity...
........0..0...
Front:
1V
(Output:
12W/1
kHz,
Sensitivity
Volume:
Maximum)
Rear:
1.4V
(Output:
0.5V/1
kHz,
Sensitivity
Volume:
Maximum)
Input
Sensitivity...
0.0.
........0.0008.
1V
(Output:
12
W/1
kHz,
Sensitivity
Volume:
Maximum)
Bi-Amp
Frequency
Response...............200000000
—14
+3
dB
(Front:
500
Hz,
Rear:
2
kHz)
Time
Delay
.......
2+1
second
(Time
Delay
Gain
Control:
Maximum,
Time
Delay
Control:
Maximum)
WOT
SCICCE
1c
Ft
5 5
Seale
Gea hom
oe
aoe
ae
a
et
i
he
eae
WS
et
eae
eae
Tuner/Tape,
AUX.
OAC
MDE
CANCE
4
ora
a
2
ei
ee
Say
ee
hve,
Gee
edtrvaieak
chk
op
ase
tp
ect
ee
a,
tate
PS
ae
Dene
ae,
oe
ee
hed
Front:
4Q
Rear:
10KQ
Semi-Conductors...
0...
.00.
00.00
cece
ee ee
eee eee
en.
10
ICs,
17
Transistors,
7
Diodes,
5
LEDs
DIMENSIONS:
&
<2-ch.c-u
5k
2
at
ee
Rae
dw!
nb
eH
aw
Bese
Ba
Rw
eto
Be
180
(W)
x
42.6
(H)
x
145
(D)
mm
MME
TN
iatscecsr
a
errata.
ser
Bee
shea
ios
eal
as
eae
en
tak
dn
caecum
choca
Ge,
1
kg
Eig,
oom,
—
-
a
ye
put
Me
ie
bee
Parts
Location
and
Disassembly
Instructions
Left
Power
Output
Indicator
(Front/Rear)
Equalizer
Contra
Right
Power
Output
(60
Hz/250
Hz/1
kHz/3.5
kHz/10
kHz)
Power
lndicator
Indicator
(Front/Rear)
{
i
s
“ohh
E.
|
a
ss
emeenmaovemee
=
ri
af
PLTTLLIIES
SHIIUIILE
EEE
Be
|
an
¢
@
Power
Switch
(On/Remote)
Tuner/Tape
&
Aux
Select
Switch
Bi-Amp
Switch
(In/Out)
Time
Delay
Switch
(On/Off)
Fader
Control
(Front/Rear)
Input
Sensitivity
(High/Low)
Time
Delay
Gain
Control
(0
to
Maximum)
Time
Delay
Control
(0
to
Maximum)
Figure
1
DIN
Socket
(E2)
(Input
2,
Aux)
DIN
Socket
(E3)
(Digital
Time
Delay
Unit)
DIN
Socket
(E1)
(Input
1,
Tape
Deck/Tuner)
|
Fuse
Holder
(8A)
Fuse
Holder
(4A)
Rear
Output
Din
Plug
(Black)
(P3)
Right
Front
Speaker
Cord
(Gray
(P2)
Power
Lead
(Yellow)
(PQ)
|
(To
Battery
Directly)
Left
Input
Lead
(Green)
(P10)
(For
Connecting
with
Radio
or
Player)
Right
Input
Lead
(Gray)
(P11)
(For
Connecting
with
Radio
or
Player)
Ground
Input
Lead
(Black)
(P5)
(For
Connecting
with
Radio
or
Player)
Power
Cord
(Red)
(P8)
(+B
For
Tuner/Deck
or
Radio/
Power
Lead
(Red)
(P7)
Player)
(+B
For
Aux)
(To
Ignition)
Left
Front
Speaker
Cord
Ground
Lead
(Black)
(P6)
(Green)
(P1)
(Connect
the
black
lead
to
metal
body
or
chassis
of
car.)
Figure
2
1.
Removal
of
Front
Bezel
(1)
Pull
out
nine
slide
knobs
as
shown
in
Figure
3.
(2)
Remove
four
screws
marked
‘
@
“,
as
shown
in
Figure
3.
;
2.
Removal
of
Top
Cover
(1)
Remove
four
screws
marked
“
m
"’,
as
shown
in
Figure
3
and
4.
3.
Removal
of
Bottom
Cover
:
|
(1)
Remove
four
screws
marked
“
g
‘as
shown
in
Figure
3
and
4.
ee.
|
4.
Removal
of
Rear
Bracket
|
(1)
Remove
sixteen
screws
marked
“
©
‘',
as
shown
in
Figure
5.
5.
Removal
of
Side
Bracket
(1)
Remove
four
screws
marked
“
+
“
as
shown
in
Figure
4
and
6.
6.
Removal
of
Switch
P.C.
Board
(1)
Remove
eight
screws
marked
“
yy“,
as
shown
in
Figure
7.
(2)
Disconnect
all
wires
from
the
P.C.
Board.
7.
Removal
of
Equalizer
P.C.
Board
(1)
Remove
eighteen
screws
marked
“’
3
‘',
as
shown
in
Figure
7.
(2)
Disconnect
all
wires
from
the
P.C.
Board.
8.
Removal
of
L.E.D.
P.C.
Board
(1)
Remove
two
screws
marked
“
4
“',
as
shown
in
Figure
5.
:
(2)
Disconnect
all
wires
from
the
P.C.
Board.
re
oo
@
©.
(LABE
eeee
.
See
t
hee
%»
Ge
ee
ogee
e
@
@
@
Pes
(4
(
Pig
iting
de
ok
=
'
.
M
7
é
fivge
ee
ey
eye
ee
oe
:
e
¢
e
Bs
;
SETS
A
roars
ae
etee
Soc
=
23°8
e
7
2
fee
efer
a
®
g
"
@eveseqceoes.
>
peers
Figure
5
Figure
7
Trouble
Shooting
NO
EQUALIZATION
|
No
equalization
in
one
frequency
band.
No
equalization
in
all
frequency
Defective
equalizer
Volume.
band.
Defective
IC.
Defective
capacitors
and/or
resistors
associated
with
ICs.
Not
supplied
+B
to
1C201
to
206.
NO
SOUND
No
sound
in
one
channel
Defective
speaker.
Input
lead
is
disconnected
or
broken.
No
sound
in
all
channels.
Check
sound
source
applied
to
the|QK
{Check
if
sound
is
being
applied
to|OK
channel
not
reproduced
sound.
pin
@
(@)
of IC
1.
Check
if
normal
supply
voltage
is
|OK
NG
|
NG
NG
Check
sound
source
connected
to
the
equalizer.
being
applied.
Defective
capacitors
and/or
resistors
in
the
circuit
between
right
(left)
input
and
pin
@)
(@)
of
IC
1.
Blown
fuse.
Power
or
ground
lead
is
discon-
nected
or
broken.
NG|
Check
if
sound
is
being
applied
to
pin
@
(®)
of
1C1.
OK
Check
if
sound
is
being
applied
to
pin
@
(@)
of
1C206
OK
Check
if
sound
is
being
applied
to
pin
@
(@®)
of
1C206.
OK
OK
OK
NG
NG
|
~
base
of
0301
(Q303,
305,
307)
NG
NG
Defective
IC
1.
Defective
sound
source
or
the
source
is
not
properly
connected.
Defective
capacitors
and/or
resistors
in
the
circuit
between
pin
@
(@)
of
IC
1
and
pin
@
(@)
of
1C206.
Defective
IC206.
Defective
capacitors
and/or
resistors
in
the
circuit
between
pin
@)
(@))
of
1C206
and
base
of
0301
(0303,
305,
307).
Defective
Q301
(0303,
305,
307)
Defective
capacitors
and/or
in
the
circuit
between
emitter
of
Q301
(0303,
305,
307)
and
pin
©
of
IC402,
404.
Check
if
sound
is
being
applied
to
emitter
of
0301
(Q303,
305,
307).
Check
if
sound
is
being
applied
to
pin
G)
of
1C402,
404.
OK
Defective
1C402,
404.
Defective
capacitors
and
resistors
associated
with
!Cs.
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
Parts
Layout
on
P.C.
Boards
EqulizrPCBord
==
AR
%
|
4
:
4
4
i
oe
:
ae
a
Bottom
View
=
oi
e
os
en
a
nites
ceigagh
sate
ehw
py
aeetigy
she
Fae
c
encarta
M
|
Wiring
Diagram
|
_MAIN
AMP
__P.C.B.
BLK
BLK
ORG
LED:
PC
:B.
ee
a
WHT
bo]
\
9
ve
nae
ES
LE
NL
A
LETT
NOTE
RRP
ELE
AIA
SEALE
RELIES
ALE
PTOI
E
ER
PER
LEER
LEELA
ETE
SE
I
AE
2
SR
ONI
RTE
ROTH
TREN
STS
POEL
LO
A
SLE
LNA
IEE
IE
IYER
IG
LEE
ELLE
LAS
ME
HE
EEE
ETE
I
eam
ATs
epee
ENINTETS
roe
anf
GE
RTA
LR
HE
RE
rE
It
AIC
en
LEFT
INPUT
PIO
RIGHT
INPUT
Pli
ES
“GROUND
_P5
:
:
3
;
a
Hae:
BAK
-
SERS
aint
rie
‘IGNITION.
P7
neo
>
pee,
Le
RIGHT
Po
es
GRY/YEL
ee
ee
fo)
FRONT
P4
GRY/YEL
oe
x
rit’
* : : :
REAR
OUTPUT
P3
a
ae
th
¥
kisi.
gee
Sits
ey
Oe
tel
Sete
oor
At
as,
pores
Seis
PT
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BR
Ce
Een
a
IBLE
ER
aa
Ba
lege,
A
ee
eee
cee
ee
ere
a
al
Schematic
Diagram
.
bs
:
k
33
-
&
nee
2
:
: Q
5
wee
ers
aN
et
Ns
ha
sa
alte
Bk
ene
&
ass
eee
ee
eee
ey
eae
5
i
Sacer
arya
"ete
Lainey
See:
Nice
aogahitthe
Ms
Sas
tanet
OL
RANT
Mt
Sli
athe
OME
De
he
teline
S
ae
esata
Le
Lich
weg
BE
abi
aN
cecal
opie
ety
Sele
pe
SS
se
Re
MB
a
CG
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ae
en
rea
RS
ieee
Ey
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Rk
BA
Dir
ee
he
Eat
AA
A
RE
RG
ne
a
at
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det
AE
NR
SA
AE
Co
Ca
wee
en
aanniaieeiimmemmaaeie
8
Se
sate
ao
tek
get
geet
pthet
tine
eats
aie
“orb
oa
2
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560
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y
£5
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2S
91/01
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ESbY
wSby
ro
ae
Pics
All
resistance
values
are
in
ohms.
K=1,000
3.
Each(5)pin
in
1C1
,
2
and
1C201
to
206
(AN6551)
is
grounded.
2.
All
capacitance
values
are
in
microfarads.
P
NOTES:
1.
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K
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N
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NY
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C503
R423
10
R443
10
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22000
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