Carvin C-1644-P Schematic
CLIP1
H12A.A
INPUT3
CLIP4
H12A.B
INPUT1
CLIP1
INPUT2
CLIP3
CLIP3
H12A.C
CLIP2
INPUT3
CLIP2
H12A.D
R101
2.2K
R100
2.2K
CLIP3
R500
2.2K
5550
Q10
5550
C120
5550
Q17
R130
33K
22
Q9
H3A.J
+
R202
CLEAN
PROTECT
H3A.I
R502
H3A.H
R132
150k
R102
C220
+
22
150K
+15VAMP
2
3
-15VAMP
H3A.G
33K
150K
R131
C175
.01µF
–
A100.A
+
+15VAMP
R133
2.2K
R134
R104
33K
150K
R233
2.2K
R232
150K
R204
D14 D15
C520
+
22
R504
33K
1K
8
1
2043
4
-15VAMP
H3A.F
H3A.E
R138
47K
C176
39pF
5
+
A100.B
–
6
C177
82pF
4.7K
D2
D3
D8 D9
R238
47K
C276
39pF
5
+
A200.B
–
6
C277
82pF
R234
4.7K
D12
R538
R533
2.2K
R532
150K
R534
4.7K
D11 D19
INPUT2
INPUT1
INPUT4
INPUT3
H3A.D
H3A.C
H3A.B
H3A.A
7
R135
5
6
7
R235
D13
47K
C576
39pF
+
A500.B
–
C577
82pF
D5
R137
1K
CLIP4
1K
R139
4.7K
D106
1N914
D107
1N914
R141
4.7K
R237
1N914
1K
7
R535
+15VAMP
-15VAMP
+15VAMP
R239
4.7K
1K
D206
D207
1N914
R241
4.7K
-15VAMP
R537
1K
1N914
1KΩ
D6
INPUT4
R140
470Ω
R539
4.7K
D506
D507
1N914
R541
4.7K
R240
470Ω
+15VAMP
-15VAMP
R600
2.2K
Q102
5550
R540
470Ω
R142
1K
R143
1K
R144
1K
Q103
5401
R145
1K
Q202
5550
Q203
5401
5550
R242
1K
R243
1K
R244
1K
R245
1K
Q14
500Ω
P101
Q502
5550
Q503
5401
R146
100
R147
680Ω
R148
150Ω
R149
100
R542
1K
R543
1K
R544
1K
R545
1K
R246
100
R247
680Ω
R248
150Ω
P201
500Ω
R602
cw
P501
R249
100
C620
+
22
R156
100
R103
R159
100
560
Q104
MJD350
TIP31C NPN Flat
150Ω
Q105
MJD340
560
R256
100
Q204
MJD350
R203
150Ω
Q205
MJD340
R259
100
R556
100
R547
680Ω
R548
150Ω
cw
500
R559
100
R632
150K
R604
33K
150K
C182
R150
22Ω
1W
Q106
R151
.047µFC180
22Ω
1W
C184
C282
560
Q206
TIP31C NPN Flat
.047µF
C284
560
C582
R546
560
100
Q504
MJD350
Q506
TIP31C NPN Flat
R503
150Ω
Q505
MJD340
C584
560
R549
100
R633
2.2K
D21 D22
C280
R634
4.7K
R250
22Ω
R251
22Ω
.047µF
C677
D18
MJE15032
Q107
Q110
Q114
Q111
MJE15033
1W
1W
R550
22Ω
C580
R551
22Ω
R638
C676
39pF
4
3
+
A500.A
–
2
8
+15VAMP
82pF
R152
.22Ω
5W
R153
.22Ω
5W
Q207
MJE15032
Q210
Q214
Q211
MJE15033
1W
1W
47K
-15VAMP
2043
1
R635
D20
Hbias1.A
Hbias1.B
Q116
R252
.22Ω
5W
R253
.22Ω
5W
Q507
MJE15032
Q510
R562
.22Ω
R553
.22Ω
Q514
Q511
MJE15033
R637
1K
D606
1N914
1KΩ
Q115
R154
.22Ω
5W
R155
.22Ω
5W
Hbias2.A
Hbias2.B
R254
.22Ω
5W
R255
.22Ω
5W
MJL21193 PNP
Hbias3.A
Hbias3.B
MJL21194
5W
5W
MJL21193
+15VAMP
R639
4.7K
R640
470Ω
D607
1N914
R641
4.7K
-15VAMP
V+
D108
Diode SMB SMT1A
R177
R176
47K
D109
SMT
Q215
MJL21194 NPN
Q216
Q515
R554
.22Ω
5W
R555
.22Ω
5W
Q516
R642
1K
Q602
5550
R643
1K
R644
1K
Q603
5401
R645
1K
10K
V-
SMB
SMB
P601
V+
D208
D209
V-
SMB
SMB
500Ω
D508
D509
R656
100
R647
680Ω
R648
150Ω
cw
R659
100
R178
100K
V+
V-
Q117
5401
C181
R276
47K
R646
100
MJD350
R603
Q605
MJD340
R649
100
R179
.01
R277
10K
100K
R577
R576
47K
560
Q604
Q606
TIP31C NPN Flat
150Ω
560
10K
C682
C684
100K
R278
CURLIM
R578
100K
.047µF
5401
C680
Q217
R650
22Ω
R651
22Ω
C281
.01
5401
1W
1W
CURLIM
Q517
Q607
MJE15032
Q611
MJE15033
R279
100K
C581
.01
Q610
Q614
47K smt 1/4w
D7
R579
100K
R652
.22Ω
5W
R653
.22Ω
5W
+15VAMP
1.8K
100
+15VAMP
8
2
–
A200.A
+
3
4
-15VAMP
R1
R314
R315
+15VAMP +15VAMP
R329
3.3K
1N914
1N914
R312
D10
1.5K
R3
220
CURLIM
R319
22K
D111
1N914
CURLIM
Hbias4.A
Hbias4.B
MJL21194
Q615
R654
.22Ω
5W
R655
.22Ω
5W
Q616
MJL21193
D311
1
Diode 1N914 SMT
R311
47K
6
–
A20.B
+
5
R320
10K
C317
.0047µ
R325
1K
5550
V+
SMB
D608
SMB
D609
V-
7
+15VAMP
C313
22
R330
Q302
R676
47K
FAN
C310
.1µF
FAN GND
1W
22Ω
R334
PROTECT
CLEAN
-15VAMP
FAN GND
H12.A
H12.B
H1B.A
H1B.B
H1B.C
H1B.D
H11A.A
H11A.B
H11A.C
H11A.D
5550
22K
R317
Q2
1K
R318
Q301
MJD340
R335
22Ω
1W
22Ω
1W
R332
7912 -12V
Q7
R333
22Ω
1W
-24VDC
R326
3.3K
D310
R331
100K
+
R321
5.6K
R323
27K
6
5
–
A21.B
+
R322
470K
+15VAMP
2
–
A21.A
+
3
-15VAMP
7
8
4
2043
D312
1N914
+15VAMP
1
+15VAMP
R309
D17
68K
+
C318
22
3.3K
R327
22K
2
3
8
–
A20.A
+
4
+15VAMP
-15VAMP
R324
1
10K
-24VDC
QC101A
OUT1
OUT2
QC201A
V+
H5B.A
H5B.B
H5B.C
V-
H5B.D
R677
10K
100K
R678
5401
Q617
C681
R679
.01
100K
CURLIM
H12BA.A
H12BA.B
H99B.B
H99B.A
CLIP 1
PROTECT
H12BA.C
H99B.C
CLIP 2
H12BA.D
H99B.D
CLIP 3
S1A.A
H99B.E
CLIP 4
CLEANMIX
H99B.F
H99B.G
MON 2
MON 1
S1A.B
H99B.H
LEFT
H99B.I
RIGHT
H3BA.J
H99B.J
MONO
H3BA.I
S1A.C
H99A.A
H3BA.H
+15VMIX
H99A.B
MON 4
H3BA.G
H99A.C
MON 3
H3BA.E
H3BA.F
-15VMIX
100Ω smt 1/4w
S1A.D
H99A.D
2 3 1 4
H3BA.C
H3BA.B
H3BA.D
R107
15K
R109
R105
R106
1K smt 1/4w
2.2M
H3BA.A
OP101.A
C131
6
5
OP101.B
+
22µF
36pF
10K
8
–
+15VMIX
A103.B
+
4
470K smt 1/4w
D23
C133
.1µ
CHNL 1
C130
R108
7
-15VMIX
27pF
1
R111
+
C132
A103.A
R110
–
+
360K
2
3
J15
R2
1K
1K smt 1/4w
R209
100Ω smt 1/4w
R205
2.2M
R206
22µF
OP201.B
OP201.A
.1µ
C233
+
6
5
A203.B
CHNL 2
–
+
C230
36pFC231
R208
7
470K smt 1/4w
27pF
+15VMIX
D24
1
-15VMIX
J25
R207
15K
+
C232
8
!-
A203.A
+
4
10K
R211
2
3
R210
R4
1K
360K
R GND
+
22µF
R507
R509
100Ω smt 1/4w
2.2M
R505
R506
1K smt 1/4w
CHNL 3
C530
15K
OP501.B
OP501.A
C531
6
5
8
–
A503.B
+
4
.1µ
C533
J35
R9
1K
36pF
R508
10K
+15VMIX
7
-15VMIX
R511
470K smt 1/4w
27pF
D1
1
+
C532
A503.A
R510
–
+
360K
2
3
+
22µF
R607
1K smt 1/4w
CHNL 4
C630
15K
R609
100Ω smt 1/4w
2.2M
R605
R606
36pFC631
R608
6
–
A603.B
+
5
OP601.B
OP601.A
470K smt 1/4w
D4
C633
-15VMIX
.1µ
J45
R10
1K
7
27pF
+15VMIX
A603.A
1
10K
+
C632
8
4
R611
!+
R610
2
3
360K
MIXER I/O CARD
R8
AC Line to transformer
+15VMIX
PL2
E
F2
S100.B
R24
100Ω
K3
220kΩ
R22
D26
Q1
470K
-15VMIX
+
C11
220µF 50V
S100.A
H10x.A
H10x.B
H10x.C
H10x.D
N
L
NEUT
E1
AC Neutral to transformer
SUPPLY GND
QC1
R GND
LIVE
+24VDCSPLY
TO MIXER
R3347Ω
R3247Ω
R3147Ω
C15
22µF 35V SMT
H1A.A
H1A.B
H1A.C
H1A.D
PHAN
H8.A
H8.B
H8.C
H8.D
H8.E
H8.F
H8.G
H8.H
H8.I
DGND
H8.J
DSP+VDC
H11B.A
H11B.B
H11B.C
H11B.D
QC101B
QC201B
OUTRELAY3
OUTRELAY4
R28
1K
+
+15VAMPSPLY
CLEANSPLY
-15VAMPSPLY
CLEANSPLY
-24VDCSLPY
22Ω 1W1%
R11
22Ω 1W1%
R13
22Ω 1W1%
R15
22Ω 1W1%
R26
MJD340 NPN
Q5
Z1
9.1Vz
+
+
+15V
-15V
22Ω 1W1%
R14
22Ω 1W1%
22Ω 1W1%
35V
Z2
1000
9.1Vz
C9
Z3
9.1Vz
-24VDCSLPY
D506B SMB
D505B SMB
1000
35V
+
C507
4.7Ω
TIP31C
Q4
-15V +15V
R336
10K
R337
10K
RELAY1+ REAR
-24VDCSLPY
22Ω 1W1%
R12
CLEANSPLY
+
+
C62
.1µF
C121
.1µF
+
+
C221
C63
.1µF
.1µF
R16
+
+
C6
C4
.1µF
.1µF
CLEANSPLY
R27
+
+
C8
C5
.1µF
.1µF
PHAN
C16
22µF 35V SMT
H7.B
H7.A
H7.H
YEL
+
C2
1µF 35V
R35
4.7Ω
VR2
2N5400
-24VDCSLPY
CLEANSPLY
-24VDCSLPY
-24VDCSLPY
CLEANSPLY
YEL
7915
RELAY1+ REAR
RELAY2+ REAR
YEL
YEL
D504B
D502B
SMB
SMB
SMB
2200
35V
R7 R17
2200
35V
5Ω5W 5Ω5W
-15VAMPSPLY
R30
7915
VR4
C7
+
n/u
C506
QCO4
QCO1
CLEANSPLY
RELAY1+ REAR
Q303
RELAY2+ REAR
Q304
2N5400
K100
RELAY2+ REAR
D25
C12
C14
.1µ
D16
H7.G
D503B
+
+
+
K200
K300
K400
#1
SMB
35V
35V
2200
2200
.1µ
D501B
C3
#372 #373
+24VDCSPLY
C10
+
+
C13
VR3
7815
+
E3
GRN
1µF 35V
+15VAMPSPLY
4.7Ω
7815
+
n/u
C505
+24VDCSPLY
DSP+VDC
H7.F
R29
GRN
C1
VR1
H7.E
+
4.7Ω
22Ω 1W1%
22Ω 1W1%
R34
R18
R21
GRN
H7.D
H9B.A
H9B.B
H9B.C
H9B.D
63V
V-SPLY
80V
Q3
TIP32C
22Ω 1W1%
22Ω 1W1%
+
10KµF
C501
80V
+
10KµF
C508
80V
OUTRELAY3
OUTRELAY4
R19
R20
H9AA.A
H9AA.B
H9AA.C
H9AA.D
RED
H7.I
10KµF
10KµF
+
C502
+
C509
H7.C
RED
BR1
V+SPLY
R136
22Ω 1W1%
R419
22Ω 1W1%
L100
1.5µH
R182
22Ω 1W1%
R420
22Ω 1W1%
L200
1.5µH
R6
22Ω 1W1%
R5
22Ω 1W1%
L1
1.5µH
R25
22Ω 1W1%
R23
22Ω 1W1%
L2
1.5µH
H5A.A
H5A.B
H5A.C
H5A.D
SPK4
SPK1
J11
SPK2
J22
J33
SPK3
J44
SPKRGND
SPKRGND
SPKRGND
SPKRGND
CH 1
J1
2-1+1-
2+
CH 2
J2
2-1+1-
2+
CH 3
J3
2-1+1-
2+
CH 4
J4
2-1+1-
2+
QC2
C
ARVIN
12340 World Trade Drive
San Diego, CA 92128
(858) 487-1600
FAX 487-6629
C1644P
4 CH POWER AMP
DRAWN BY:
GEORGE DREYER
APPROVED:
PCB
30-16448
NO:
ASSY.
80-16448
NO:
REVISED BY:
ERIC PETERSEN 15DEC2002
DATE:
5 JUNE2002
DATE:
REV:
REV:
DATE:
4. ADDED AS SECONDARY OPERATION.
3. ALL DIODES ARE TYPE 1N4003, EXCEPT AS NOTED.
2. ALL CAPACITORS IN MICORFARADS, EXCEPT AS NOTED.
1. ALL RESISTORS IN OHMS
NOTES: UNLESS OTHERWISE SPECIFIED.
Rev A to B
1. input ground balancing
2. earth ground relocated
3. bias transistors changed to Tip31's.
A
A
Rev B to C is first production
1. Speaker jack location moved to metal.
Rev D is first production
1. C182, C182, C184, C185 and equivalent on
locations on the other two channels were
converted to through hole caps.
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