Alpine 3210 User manual

SERVICE
MANUAL
ZALPIN
7-Band
Graphic
Equalizer
Amplifier

Contents
Specifications
...........eecssssssssessssssesesseeseseecseessseseseceeeenenesesesseneseacacenseesssenseesenasessaaseesseesenseorseaeaeseaeneaey
3
Parts
Locations
and
Disassembly
INStructiOns
........ccccceeeseseeeeeeeeceseseeeeneeeseesecesneseseessnesseaeees
4to6
Bol
DT
E
RII
odes
say
ca
toes
iaenveccaraiechcansiadesnnesasmesnccsnscwatoecasbebnducnaecnea
dhauatea
sta
vase!
cee
onseetaaa
dened
aatiracsnonntenie
7
Parts
Layout
07
P.
C.
Boards
.......ccssssssssssssssssecsecnesssserenseeantensesessnssesensserseesssesenseaeseneenseeseenersensens
8
to
10
Schematic
Diagram
.........-ccceccorscsscssesssssssasecsasssescrersresensessesesesessacsrearssereseseesessesssensonaecsenonssnarons
11
to
12
Wiritng
Diagram
.........-.ssessesssessssssscnsssssrsesererssssessensenenssesasenacaeseassseseasoaenensenensrononeauansnsansensenesaens
13
to
14
Electrical:
Parts
EAS
tx
iccscddie
facieedcs
toeta duets
oedthe
deck
lcaeelalSancgededd
ducted
antes
asel
eat
tecnageban
ceca
iensievaetenests
desea
15
to
16
Exploded
View
(General)
........ssssssssscsssscsssssressessensssssseaesssnensasensessssesnsreneseneaeasssensesseuseeneeseonses
17
to
18
Mechanical
Parts
List/Packing
Parts
List
.........
ccc
esessssssssssseeseceseeseesseeeaeetenessnsseesseeseesssesseesseesenrenenenees
19
Packing
Method
View
........ssssssssssssesecssseeeseseesssscessenenenenstessararsracacasssscsseeressesensnsnensssnenesauscsraasesaueerensess
20
Semiconductors
Lead
Identifications
..........ccceceeseeseceeceeeeeeeeeesreseecessseeesueecsueuseeeussavasssensaseceseetenseeenes
21

Specifications
Power
SUDply
.a.ssccsssccosssssessoseerasenssecnnsessensonseeanenasasnnecuuenanecennctansctanenanncnsscgasaroncananenssatssseess
(044s
14.4V
DC
CUrrrerit
Dien
sssacezeudtsetessatbsacseceorsectncestbneacenesianstaetdieosatgecpteaenasesioetsesiensrtacienntinnis
ushasutineanyanbiesennienentrytenses
5A
Power
Output
(1
KHz,
THD
8%)
.sssesssssesssesssssscsseessnetenrecsanessnsersnnennsnnnnnantanessssente
settee
tenet
nee
12wich
Equalization
RAMge
..-...ssssssssssssccsssessssssseensesssstsssennsssssssnncensssnsnnsserenstensassssrearsnsasaseresnat
ets
grat
+10dB
Equalization
Frequency
«1...
esseeseeeersteteereseeseetenes
60
H2/125
H2/250 Hz/500
H2/1
kHz/3.5
kHz/10
kHz
Frequency
Response
(~3dB,
Output
TW)
cecccecescescscscesceceseeeeeseenssssaseesesaeseeeraseeseesaseenenes
50
Hz
to
15
kHz
Residual
Noise
(Input
SHOrted)
....cssscsccessessecsesstssesseeeneeseeraseneeaneessesersncnasensnnsenscgnasarenntenssensessgsete¢
3.0
mV
input
Sensitivity/impedance
(SP
I
DUt)
..eeceecesesssescseseseeseeeereataraeeessneneneseenees
2.0V+1
dB/100+20
ohms
(DIN
IN
pUt)
oo.
e
eee
eeeeeseereteeetenteteeeeteeneenees
500
mV+1
dB/10k+2k
ohms
Signal
to
Noise
Ratio
(IMF-A)
.s.ssssssssssssssessseessssstteesssnsinsennesnnnnsseneeseannaenettenne
ett
tte
teeta
50
dB
Total
Harmonic
Distortion
..c.cccscssesessssesssseeseseeseeeessssesseersaeenssncensneenenecataseesesenecnanennanacecunnessesensss
sees
0.5%
Output
Impedance
...sessssssssssesnesersneresssseesessnecsssnstecenneensanerensnsssennnnsenenns
ent
eae
eeete
eee
ee
TERE
tees
4
ohms
Zero
Signal
Current
Drain
...sssseccssseecsssscssseseessneccenneecssssenessnennnanseneennens
ne
geese
ett
ee
ee
eee
eee
0.6A
Channel
Separation
(1
KHZ)
....sssssesssessecssnssssessssessensntesneennensnscassensnenansnnnacgenanenirsnisrenssessssneesess0es
45
dB
SeMICONCUCTOLS
..cssseceseccececceeseesesteneenseerersecsueeenensanecseeasaesanenasenenaeneatons
12
ICs,
3
Transistors,
10
Diodes
Dimensions
(WXHXD)
..ccccscessssessseseseesseseeeersesenseeennensnenennnenenazeranenecseneaenents
178(W)
X25(H)x
135(D)
mm
WEIGH
oasssssssssssssscrsnsssssesnssssssecersnssseceosneoorssnuusssssonsatentensscearnsnsccoronnansssgnsgnoncernwasutanreassccarsassseeneegssentess
1.0
kg

Parts Locations and Disassembly Instructions
FADER Control
REMOTE ON
Indicators
: — : = ——— ————————————————
FADER REMOTE 125Hz 500Hz 35KHz ALPINE. 3210
FRONT ON +2 i 417
7-BAND
GRAPHIC EQUALIZER
WITH 2 AMPLIFIERS
OUTPUT LEVEL
Indicators
EQUALIZER
Controls
Figure 1
Fader Control P.C. Board
Slide VR.
P.C. Board
Speaker Output/
Power Supply
Connector
Ground Lead
——— INPUT DIN Connector
ey),
ae
:
(RED +B for Radio/Player
os \GRN Input Lead (Left)
t
: '
jGRY — Input Lead (Right) |
|
I
1
iBLK
\ Hinput Lead
(Ground)
Front Panel Main P.C. Board
Figure 2

1. Removal of Top Cover
(1)
Remove
four
screws
marked
“O”
as
shown
in
Figure 3 and 4
2. Removal of Bottom Cover
(1)
Remove
two
screws
marked
“
A
"
as
shown
in
Figure 5.
3. Removal of Nosepiece
(1)
After
removal
of
the
top
cover,
remove
knobs
(A)
as
shown
in
Figure
3.
(2)
Pull
out
the
Nosepiece
in
the
arrow
direction
as
shown
in
Figure
3.
(3)
Remove
three
screws
marked
“C1”
as
shown
in
Figure
6.
4.
Removal
of
Slide
VR
P.C.
Board
(1)
After
removal
of
Nosepiece,
disconnect
all
wires
from
the
P.C.
Board.
Top Cover
Knob (A) oe
Knob (A)
Nosepiece
Figure 3
Top Cover
Figure 4
Bottom Cover
Fg ure 5
SIGEIVRIRIGR Board ao.
ficgure 6

5. Removal of Fader Control P.C. Board
(1) After removal of Nosepiece, remove a nut as
shown in Figure 7.
(2) Disconnect all wires from the P.C. Board.
6. Removal of Main P.C. Board
(1) After removal of top cover, remove eight
screws marked “@” as shown in Figure 4 and 8.
(2) Disconnect all wires from the P.C. Board.
Fader Control
P.C. Board
Main P.C. Board
Figure 7
Figure 8

9+
JLONAYO
8+
95V0
@+
AYALLVE
O
Co
yv3yd
LHOIY
@
0
Oo
4ANO¥S
LHOIY
LINDUID
A1ddNS
yaMOd
20291
dWVY
YAMOd
@®o—
oo
aVad
4437
®
Oo
JNOYS
1437
®o
Block Diagram
1029!
dWY
Y¥3SMO0d
Y3SL3W
13A37
037
860191
—
AZoldt
dWV
43aZINWNOS
1o1dl
dWV
dud
v6oidl
-VvZoldl
dWY
Y3aZIIVNO3S
1oldl
dWV
3d
6
Ind
Nt
LHOIY
8+
AYBLIVE

Parts Layout on P.C. Boards
@ Main P.C. Board
1€101—109 Transistors
pap 2i;st4 is |
5.89] 5.89] 5.89] 0 | 11.69]
1C201
i rae, 0] s6[ 36, 0 [72] 32] 72 [16] 122]
2
3
4
os
&
hol
5
;
Top View
g

® Main P.C. Board
RED REO YEL
VEL
RED
BLK BLK
BLK ORG
WHT
Bottom View
o
ar)
ie)
Pot
ae

e Fader Control P.C. Board
Top View
< @ |<
m rla
Z c/o
GRY
‘
BLK
3 BRN
te
aay
AWS
OIA
940
LHM
LOIA
ERAN,
Loe)
Bottom View
@ Slide VR P.C. Board
WHT vlo
&
Bottom View
oo
—-
°o
ne}
<
i9?) =
~10-

Schematic Diagram
NOTES:
1.
2.
Noo
Diodes
with
description
omitted
are
diode
MA165TA
or
equivalent.
Transistors
description
omitted
are
transistor
2SD636
or
equivalent.
.
Each
voltage
is
measured
in
respect
to
the
ground
potential
using
a
digital
voltmeter
under
the
following
conditions.
Signal:
None
is
applied.
Load: None is connected.
Equalizer controls: At center
Fader control: At center
Switches: OFF
_
All
resistance
values
are
in
ohms
K=1,000
M=1,000,000
.
All
resistors
are
rated
at
Ye
watt,
5%
.
All
capacitance
values
are
in
micro-farad
(uF)
P=10
6
pF
.
All
capacitors
are
rated
at
500WV
ics | 1¢101 1C102 1C103 1C104 1C105
Transistors |
Q801
a8so2
Diodes
|
D801
D802
D803 D804
D805
D806
1
EQUALIZER AMP
2
SPEAKER INPUT
L e905 RIO!
EOO! 10
3
G c906
4 O
£003
°
om S35 |.
=
o¢
5
.
°
3
vy
Icio
Y
;
He
3
is
:
a +
m m
vt
¢
ze 6
@o
N
«
= s a q
o8
i
oO
oO oO
«
= a
DIN
INPUT
oe
é
£004
q
iy
a
R120
:
~
5
a lOK 3S
ax
£
5
en
;
(®
(8)
@)
\]
u
‘
VRIOIB
VRI02B
VRIO4B
20K 20K 20K 20K
T802
1.2mH L803
E005-1
Ld
oT
1.2mH
O
14.4V
|
IGN
vo
|+
9
H
a
i)
3°
i
o&
©
I
6
Ssy
88a
8°
©]
Ee
35
ara
=
ag
ae
aD
Et
GO
3,
RL8O!
=
|
OE
oS
oe
Do Qsol Ov
BATT
on
=
2SAl011D
O
:
sav
KR
:
ge
14.4V
Ooms
ow
£005-2 ve o | 6 ete mace
“
A.
2SCI8I5
Ox
of
{+
lw
OV
os 39 @ Sx
© @
SB] yes
GND
O
£006
7
M
pa Iclol 109 : yPC4558C
coe
1C201,202
:MB373IM
1C901 : LB1403N
LDsOl : AA3432S (AMBER)
L090! : LED 1x3 (GREEN)
LD903,904 : LED!x3 (AMBER)
LD905 : LED! x3 (GREEN)
LD902 > LEDIx3 (RED)
8
A B Cc D E
ree ee

pIC105
1C106
{C107
1C108
1€201
1IC202
1C901
D201 D202
Lb901 LD902 D203 0204 LD903 LD904 LD905
SOOHZ
250HZ
125HZ
60HZ
: VRIO7TA
5 20K
c2i9
2200/16
i
q
100/10
+
VR201A
082/50 -
L FRONT
lOE2
o020l
c2i6 R22
2.2
R214
0.15
5
C24
loo/io
6
eel
|
eo @
C134 ,,0.015
C138 ,,0.056
R FRONT
+
c2i8
100/10
C220
2200/16
mz VRIO6B VRIO7B
20K 20K
VRIO4B | | VRIO5B
20K 20K
R90!
100 1/2
RIPPLE FILTER
14.3V
R904 680
ey a

Wiring
Diagram
DIN
CONNECTOR
£004
Gc:
ee
INPUT LEAD (G) E002
BLK
INPUT LEAD (G) E006
+B FOR RADIO/PLAYER LEAD
CC
——.,
REO
INPUT LEAD (R) E003
INPUT LEAD(L) €00I
SLIDE VR P.C.B
C905
-
907
CAP
THROUGH
SS SS eee
- 13 -

SPEAKER
OUTPUT/POWER
SUPPLY
CONNECTOR
EOOS
MAIN P.C. B.
FADER VR PC.B
v10
WHT
—~14-

a
Electrical Parts List
Carbon resistors of less than 1/4 watts are not entered on the
parts list, so please confirm them using the schematic diagram.
es Part No. Description sc Part No. Description
i=
Panel Booster Relay
ICs RL801 80740631702 | SSD105P
+ nal
1¢101 51S843471U02 | uPC4558C Capacitors
C102 51S$43471U02 | pPC4558C
1C103 51$43471U02 | wPC4558C C101 23S41198U10 | Electrolytic 4.7uF 50V
1c104 51$43471U02 | uPC4558C C102 23S41198U10 | Electrolytic 4.7yF 50V
1c105 51843471002 | yPC4558C C103 23S41198U10 | Electrolytic 4.7uF 50V
C104 23S41198U10 | Electrolytic 4.7yF 50V
IC106 51$43471U02 | uPC4558C C105 23S41198U10 |} Electrolytic 4.7uF 50V
IC107 51843471U02 | wPC4558C
IC108 51$43471U02 | wPC4558C C106 23S41198U10 | Electrolytic 4.7yF 50V
IC109 51S43471U02 | uPC4558C C107 23S841198U11 | Electrolytic l0uF 50V
C108 23S41198U11; Electrolytic l0OpF 50V
Ic201 517T53245F01 | MB3731M C109 23S41198U11] Electrolytic lOwF 50Y
Ic202 51753245F01 | MB3731M C110 23841198U11 |) Electrolytic l0uF 50Y
Ic901 51T61284F01 | LB1403N C111 0804483317 | Mylar 0.022yF
47 €112 21C045322G05 | Ceramic 270pF
Transistors C113 08C44833J17 | Mylar 0.022uF
C114 21045322605 | Ceramic 27 0pF
Q801 48T47145F01 | 2SA1011-D C115 23S41198U01 | Electrolytic O.luF 50!
Q802 48S43525F02 | 2SC1815-Y
Q803 48T47166F01 | 2SD894 C116 21045322606 | Ceramic 330pF
C117 23841198U01 | Electrolytic O.lyF 50¥
Diodes C118 21045322G06 | Ceramic 330pF
C119 23S41198U02 | Electrolytic 0.22uF 50)
D201 48040235G02 | 10E2 C120 08C44833J07 | Mylar 3300pF
D202 48040235G02 | 10E2
D203 48C40235G02 | 10E2 C121 23S41198U02 | Electrolytic 0.22yF 50
D204 48C40235G02 | 10E2 C122 08044833307 | Mylar 3300pF
C123 23841198U03 | Electrolytic 0.47uF 50
D801 48C040235G02 | 10E2 c124 0804483309 | Mylar 4700pF
D802 ; 48840870U01 | 30D1 C125 23S41198U03 | Electrolytic 0.47yuF 50)
D803 | 48C40235G02 | 10E2
D804 | 48C40235G02 |; 10E2 | C126 08C44833J09 | Mylar 4700pF
D805 48S540870U01 | 30D1 C127 23S41198U05 | Electrolytic 0.82yF 50)
C128 08C44833J13 | Mylar 0.01pF
D806 48C40235G02 | 10E2 | C129 23541198U05 | Electrolytic O.82yF 50%
C130 08C44833J13} Mylar 0.01yF
LEDs
C131 23S41198U07 | Electrolytic 1.8yF 50
LD801 48T50886F 02 | AA3432S (Orange) C132 08C44833J15 | Mylar 0.015uF
C133 23S41198U07 | Electrolytic 1.8yF 50)
LD901 481661 23F02 | 1X3{ Green) C134 0804483315 | Mylar 0.015pF
LD902 487T66123F01 | 1X3(Red) C135 23S41198U09 | Electrolytic 3.3yF 50‘
LD903 48166123F03 | 1X3(Orange)
LD904 48766123F03 | 1X3(Orange) C136 08C44833J21) Mylar 0.056yF
LD905 48766123F02 | 1X3(Green) C137 23841198U09 | Electrolytic 3.3yF 50%
C138 08C44833J21 | Mylar 0.056yF
Filters/Transformer
C139
0804483301
|
Mylar
1000pF
C140 08C44833J01 | Mylar 1000pF
L801 25T30304TO1 | Choke Filter
L803 25T40405F01 | Choke Filter C201 23841198U12) Electrolytic 22yF 25%
T802 25C40894G11 | Choke Trans. C202 23841198U12; Electrolytic 22yF 25%
C203 23S41198U11) Electrolytic l0uF 50%
ae hoe

Symbol
No.
Part No.
Description
Part No.
Description
C204
C205
C206
C207
C208
C209
€210
C211
C212
C213
C214
C215
C216
C217
C218
C219
C220
C221
C222
C223
C224
C801
C802
C803
C804
C805
C806
C807
C808
C901
C902
C903
c904
23841198U11
08C44833J11
08C44833J11
2384119811
23841198U11
23541198014
23841198U14
23541198U11
23S41198U11
23S41198U13
23S841198U13
08044833J27
0804483 3J27
23S41198U13
23S841198U13
23€42170G31
23C42170G631
0804483 3J25
08044833027
0804483 3J27
08C44833J25
21045322G13
23S41198U06
0804483 3J09
23841198U16
23841198U15
23S41198U16
23S41198U15
23S41198U06
23541198U08
0804483 3J06
23S841198U11
23S841198U11
Tectrolytic l0uF
Mylar 6800pF
Mylar 6800pF
Electrolytic 10uF
Electrolytic 10,uF
Electrolytic 220uF
Electrolytic 220pF
Electrolytic 10uF
Electrolytic 10,uF
Electrolytic 100pF
Electrolytic 100yF
Mylar 0.15uF
0.15yF
Electrolytic 100,F
Electrolytic 100yF
Electrolytic 2200uF
Electrolytic 2200yF
Mylar
Mylar
Mylar
Mylar
Mylar
O.1uF
0.15uF
0.15pF
O.1uF
Ceramic 0.047pF
Electrolytic luF
Mylar 4700pF
Electrolytic 470yF
Electrolytic 330yF
470uF
330pF
Electrolytic
Electrolytic
Electrolytic luF
Electrolytic 2.2uF
Mylar 2700pF
Electrolytic 1l0pF
Electrolytic 10yF
Miscellaneous
Resistors
R901
VR101
VR102
VR103
VR104
VR105
VR106
VR107
VR201
06D44744G20
18T67249F01
18T67249F01
18T67249F01
18T67249F01
18T67249F01
18T67249F01
18T67249F01
18T67250F 01
FC 100ohms
Slide VR(20KB)
Slide VR(20KB)
Slide VR(20KB)
Slide VR(20KB)
Slide VR(20KB)
)
)
Slide VR(20KB
Slide VR(20KB
Fader Control
~16—
01A55286T02
01A55286T03
01A55286T01
01767251F01
01D45255T16
30T40438U08
30A58160F01
08T68197F01
08T68197F01
08T68197F01
Assy., Input Lead (L)
Assy., Input Lead (G)
Assy., Input Lead (R)
Assy., Input Din Connector
Assy., Speaker Output /Power
Supply Connector
Assy., Input Lead (G)
Assy., +B for Radio/Player
lead
Cap., Through 1000pF
Cap., Through 1000pF
Cap., Through 1000pF

Exploded
View
(General)
—~ 18 —-
= 47 =

Mechanical
Parts
List
Packing
Method
View
Packing
Parts
List
ae
Index
Part
No.
Description
sven
Part
No.
Description
1
3C
*
Panel Booster
ooo.
Packing: Assembly:
Parts
2
4
*
Chassis
Base
Se
SR
3
2A
15C58119T01
|
Cover
Top
101
07B52108F01
|
Bracket,
"U"Mtg.
4
6E
*
Plate Bottom
102
56C40409TO1
|
Carton,
Packing
(Ind.)
5
3¢
*
Heat
Sink
(L)
103
54A51864T01
|
Pad.
Sheet
104
56C60878T01
|
Tray
Packing
(L)
6
3F
*
Heat
Sink
(R)
105
56C60878T02
|
Tray
Packing
(R)
7
BE *
Insulator
Fiber
8
4A
36B51859T01
|
Knob
Rotary
A106
01E01352S01
|
Assy.,
Pamphlet
9
*
Bracket,
IC =106
68P66888F04
|
Owner's
Manual
10
2E
03544205T01
|
Screw,
Pan
(M3x6)
107
56B40990T21
|
Sack
Polyethylene (Set)
108
01D45256F14
|
Assy.,
Kit
Wire
11
03S44205T02
|
Screw,
Cup
(M3x8)
109
01V53500F20
|
Assy.,
Kit
Installation
12
03544205T03
|
Screw,
Pan
(M3x6)
13
3¢
03544205704
|
Screw,
W/Washer(M3x5)
|
Labels
14
4c
03S40012T01
|
Screw,
Tapping
(M2x8)
15
6C
03S40011T01
|
Screw,
Countersink
A54A58169D01
|
Label
Composite
(2.6x4)
=54B42124G01
|
Label
Model
No.
(i08)
*
Label
Korea
16 03S40011T02
|
Screw,
Pan
(2.6x12)
SAS
17
3E
42C67007F04
;
Clamp
Cord
x
Label Speaker
(R)
ig
18
4E
42C67007F05
|
Clamp
cord
7
Label
Speaker
(L)
LSS
19
4A
13C58112T01
|
Nosepiece
*
Label
Connector
<I
20
5A
36B58116T01
|
Slide Knob
Cg)
21. (|
aF
*
Sumi
Tube
(60mm)
Om
22
aF *
Sumi
Tube
(55mm)
101
i
Note: *The parts without part number are not supplied.
A for North American Version only
™ for General Foreign Version only
—-19-
= 99 =

Semiconductors Lead Identifications
wPC4558C 1C101—1C109
Vee OUTPUT INPUT
OUTPUT INPUT INPUT
MB3731M = _1C201, I1C202
c
ae Bootstrap (Main)
(
INPUT (1) a,
(10) OUTPUT (Main)
FEEDBACK aoe ae
GND
«in)
@)
=|
OUTPUT
(invert)
6) (9) Bootstrap (Invert)
BYPASS
AUDIO MUTE en
7)
LB1403N iC901
4 ques
‘i!
i
(i
1
me
[5 | [7] |
Vc1 Vce2 Vc3 Vc4 GND Vc5 Ave iN Vcc
2SA10171 0801 2SD894 0803
28C1815 Q802
21 ~