Page 1
Schematic 100
7654321
8
D
C
Amplifier
Amplifier .SCH
POWER
AMP IN
B
+12V
AGND
Vbridge
+StBy
-StBy
-12V
Equalizer
Equalizer.SCH
+12V
AGND
-12V POWER
+StBy
-StBy
AMP INVbridge
D
C
B
A
Title:
Project Management Sheet
Project:
A 2SUB, Subwoofer
Jamo A/S
Elmevej 8,Glyn goere
DK-7870 Roslev, Denmark
+45 99767676
Phone
+45 99767600
1 2 3 4 5 6 78
P:\Protel\WORK\A 2SUB\SCH\Amplifier\A 2SUB.prjFile: Sheet of14
Fax
Item no:
2000031
Revision:
Date / Time:D6-Feb-2003 / 09:48:56
Sheet size:
A3
Drawn by:
BKJ
A
Page 2
Schematic 200
D
J201A
TP200
1
2
AGND
5
C
AGND
B
+12V
AGND
-12V
A
MH200
MOUNTING HOLE
TP201
3
PHONO_4V
J201B
4
6
PHONO_4V
C217
100n
C220
100n
0
AGND
1 2 3 4 5 6 78
TP209
TP210
13
TP208
12
R208
169k
Limiter
Limiter.Sch
LIMITER_IN LIMITER_OUT
+12VDC
-12VDC
VBRIDGE
AGND
Limiter
R228
470R
-StBy
U203
REF8A
A
K
A
NC
A
NC
TL431D
+Stby
Equalization filter
R209
30k
R210
14
4k7
U201D
TL084
JP200
* Not mounted
Auto on / off
TP234 TP235
D201
PMLL4148
R239
10k
TP247
2
3
6
7
R238
6k8
AGND
TP245
TP246
Q201
BC856
TP202 TP203
C200
100p
R202
22k
AGND
-StBy
2
3
U200A
TL084
4 11
+StBy
C229
10n
R200
22k
R201
22k
C228
10n
AGND AGND LIMITER_OUT
J204B
7 pin header
1
P201
* Not mounted / 10k
Level control
R203
10k
J204A
7 pin header
TP204
R204
150R
J202B
* Not mounted
R216
150R
* Not mounted / 100k
TP218 TP219
R217
47k
TP205 TP206
R205
1k
-12V
AGND
P202
R218
0R
2
3
J202A
* Not mounted
+12V
1
U201A
TL084
4 11
R219
TP220
47k
-12V
2
3
+12V
C209
150n
AGND
C203
220n
TP207
R207
1k5
R206
169k
U202A
TL084
4 11
C202
220n
C201
220n
AGNDAGND
1
LIMITER_IN
+12VDC
-12VDC
TP221
Vbridge
AGND
Phase control Cut off control
C218
100n
C221
100n
MH201
MOUNTING HOLE
TP229 TP230
C213
100p
R225
560k
TP228
C212
R224
9k1
+Stby
C231
100u
AGND
-StBy
0
C219
100n
C222
100n
U200U201 U202
MH202
MOUNTING HOLE
0
AGND
+12V -12V +Stby -StBy
C223
47n
1u
C224
47n
MH203
MOUNTING HOLE
0
13
12
AGND
C225
47n
J202C
* Not mounted
AGND AGND
R226
14
9k1
U200D
TL084
R234
200R
C226
47n
+Stby
R235
33k
J204C
J204D
7 pin header
7 pin header
AGND
TP232 TP233
TP231
C214
1u
AGND
R237
1k82
C227
1n
9
10
TP243
R236
10k
AGND
Power good
C215
100p
R227
270k
8
U200C
TL084
TP244
1
4
5
AGND
TP211
R220
5k6
R240
100R
TP248
Q202
BC856
C204
82n
R211
11k
9
10
AGND
J204F
7 pin header
P203A
* Not mounted / 22k
R221
TP222 TP223 TP224
3k9
C216
100u
C210
270n
R229
6M8
U201C
TL084
TP212
TP213
C205
8
220n
TP214 TP216
P203B
* Not mounted / 22k
J204G
7 pin header
R222
3k9
-StBy
R231
10k
5
6
TP236
R232
15k
R230
9k1
AGNDAGNDAGND
8
+12V
TP239
-12V
TP240
+StBy
TP241
-StBy
TP242
J207
Vbridge
PIN
J208
PGND
PIN
AGND
7
R212
12k
TP215 TP217
C206
R214
39k
220n
R213
33k
AGND
J204E
7 pin header
TP225
R223
5k6
C211
56n
AGND
TP237
7
U200B
TL084
D202
PMLL4148
7654321
J205C
6 pin header
J205D
6 pin header
J205A
6 pin header
J205B
6 pin header
C207
150n
6
R215
5
AGND
7
R233
2k7
TP226
C208
2n2
1
2
U201B
TL084
FILTER OUT
POWER
J203
2-pin connector
To LED
39k
U202B
6
5
TL084
TP238
C230
47n
AGND
LED drive
Title:
Equalizer, Auto on/off
Project:
A 2SUB, Subwoofer
Jamo A/S
Elmevej 8,Glyn goere
DK-7870 Roslev, Denmark
+45 99767676
Phone
+45 99767600
P:\Protel\WORK\A 2SUB\SCH\Amplifier\Equalizer.SCHFile: Sheet of24
Fax
Item no:
2000031
Revision:
Date / Time:D6-Feb-2003 / 09:48:01
Sheet size:
A3
Drawn by:
BKJ
+12V
-12V
+StBy
-StBy
Vbridge
PGND
AGND
D
C
B
A
Page 3
Schematic 300
7654321
8
D
TP301
R303
36k
R300
LIMITER_IN
C
LIMITER_IN
33k
R301
1k
TP304
R306
300k
TP317
P300
500k
R320
* Not mounted / 0R
-12V
B
TP305
R308
162k
R309
U300B
TL084
AGND
6
162k
5
7
TP300
TP303
AGND
R307
4M3
R310
51R
TP307 TP309
Q301
BC856
TP306
C301
4u7
AGND
Q300
SST175
+12V
TP308
R302
2k7
-12V
2
3
AGND
+12V
Vbridge
R311
51R
Q302
BC856
Q303
BC846
R312
51R
TP302
1
U300A
TL084
4 11
TP311 TP313
R314
R313
130k
360k
C300
330n
AGND
TP310
R315
20k
+12V
D303
PMLL4148
9
8
10
U300C
TL084
AGND
TP314 TP316
D302
PMLL4148
R316
10k
D301
PMLL4148
14
LIMITER_OUT
R317
20k
R318
20k
TP315TP312
D300
LIMITER_OUT
PMLL4148
R319
13
20k
12
U300D
TL084
AGND
D
C
B
AGND
Vbridge
+12V
A
AGND
-12V
1 2 3 4 5 6 78
Vbridge
+12V
C302
100n
AGND
C303
100n
-12V
U300
Title:
Limiter
Project:
A 2SUB, subwoofer
Jamo A/S
Elmevej 8,Glyn goere
DK-7870 Roslev, Denmark
+45 99767676
Phone
+45 99767600
P:\Protel\WORK\A 2SUB\SCH\Amplifier\Limiter.SchFile: Sh eet of34
Fax
Item no:
2000031
Revision:
Date / Time:D6-Feb-2003 / 09:47:09
Sheet size:
A3
Drawn by:
BKJ
A
Page 4
Schematic 400
D407
POWER
POWER
D
FILTER OUT
C
Vbridge
+12V
AGND
-12V
+StBy
B
C410
330p
AGND
A
PMLL4148
R438
* Not mounted
R439
* Not mounted
R440
* Not mounted
R402
11k
Vbridge
+12V
AGND
-12V
+StBy
AGND
TP412
TP413
TriA
C407
47n
TP414TP415
TP416
TriB
C411
47n
TP417
AGND
1 2 3 4 5 6 78
D404
PMLL4148
R427
240k
D410
PMLL4148
R428
620k
C428A
1u
+12V
AGND
R429
240k
AGND
AGND
+12V
+StBy
C435
AGND
R409
390R
R408
390R
100n
U400 U402
C400
22u
C401
22u
PowerUp
TP442
R442
* Not mounted
PGNDAGND
R443
* Not mounted
PGNDAGND
R444
* Not mounted
PGNDAGND
AGND
TP403
R403
12k
R441
* Not mounted
PGNDAGND
PGNDAGND
PGNDAGND
R406
22k
AGND
TP408
AGND
R445
* Not mounted
U202C
9
10
TL084
C439
1n
13
12
PGNDAGND
PGNDAGND
TP404
8
R407
TP409
22k
14
U202D
TL084
AudioA
AudioB
Vbridge
C437
100n
PGND
PowerUp
C429
47n
R437
4k7
AGND
Phase splitter
Z400
BZV55-10
C406
22u
AGND
M1
M1
5V5
Out A
9VA
Vcc
9VB
PGND
Out B
ZXCD1000
C405
100n
TP419
AGND
16
15
OutA
14
13
12
11
10
OutB
9
AGND
C409
C408
22u
100n
TP420
C414
C413
100u
100n
PGND
+12V
TP422
TP421
C415
22u
C404
6n8
U401
1
AudioA
Audio A
2
Triangle A
3
Osc A
4
NC
5
Cosc
6
Osc B
7
Triangle B
AudioB
Audio B8AGND
TP418
C412
6n8
H-bridge controller H-bridge
R410
47k
C416
1u
OutA
TP423 TP425
C417
1u
R413
D408
47k
PMLL4148
R411
56R
D400
PMLL4148
D401
PMLL4148
R412
56R
Q400
ZXM64P03
TP426 TP427
Q401
ZXM64N03
OutHigh
TP424
R425
TP440
62k
P400
10k
AudioB
R426
11k
TP441
Offset adjust
+StBy
TP443
147
AGND
TP447
3
U402A
MC14093B
8
9
R430
D411
10k
PMLL4148
POWER
1
2
C427
1u
TP444
C428B
1u
AGND
AGND
Power up/down sequence
Vbridge
C418
47n
PGND PGND
C420A
1000u
Vbridge
PGND
C419
47n
OutLow
C420B
1000u
+12V
5
6
AGND
5
6
10
U402C
MC14093B
Q402
ZXM64P03
TP428 TP430
TP429 TP431
Q403
ZXM64N03
U400B
LM2903
U402B
MC14093B
TP449
R415
56R
D402
PMLL4148
D403
PMLL4148
R416
56R
7654321
H400
R446
* Not mounted
TP453
AGNDAGND
PGND
R432
75k
R433
100k
HEATSINK A 2SUB
1
2
R434
330k
+12V
84
3
2
AGND
U400A
LM2903
TP454
1
U402D
12
7
13
MC14093B
AGND
PSOn
C440
10n
AGND
TP450
R436
AGND
2k4
Q405
ZVN3306
PSOn
TP451
Fault
4
11
J205E
6 pin header
J205F
6 pin header
+12V +12V
NTC400
10k
TP452
R431
2k4
8
D
R435
D406
100k
Fault
PMLL4148
D405
PMLL4148
TriB
TriA
C
Temperature sense
+45 99767676
+45 99767600
PGND
C424
2n2
C430
10n
TP437
C431
47n
TP438
C432
10n
C426
2n2
PGND
Item no:
Revision:
Date / Time:D6-Feb-2003 / 09:46:10
Sheet size:
Drawn by:
2000031
A3
BKJ
B
C433
1u
J400
SP-
PIN
J401
SP+
PIN
C434
1u
A
TP433 TP434
Z402
BZV55-10
R414
47k
C421
OutHigh
1u
TP432
OutB
OutLow
C422
1u
R417
D409
47k
PMLL4148
C423
2n2
R423
3R9
L400
15u
L401
15u
R424
3R9
C425
2n2
TP435 TP436
Demodulation filter
Title:
Power supply, Amplifier
Project:
A 2SUB, Subwoofer
Jamo A/S
Elmevej 8,Glyn goere
DK-7870 Roslev, Denmark
Phone
P:\Protel\WORK\A 2SUB\SCH\Amplifier\Amplifier.SCHFile: Sheet of44
Fax
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