Thule IA250B SERVICE MANUAL

Servicemanual for

Thule Audio

ia250b

VCC

Port

Q3

VCC

Q5

654321

SER

RCLK

14

11
10

12
13

E

VCC

100n
C7

dataline, send
dataline, rec.

max.vol.surr.

max.vol.stereo

L/Shift Potm
DATA Potm
Clock Potm
SD HC595
Clock HC595
Load HC595

VCC

Load Clock
SECLK
SER

100n

C6

29
30
11
10

28
27
26
25
24
23
22
21

32
33
34
35
36
37
38
39

O0
O1
O2
O3
O4
O5
O6
O7

Q7

B
C
E
D

D3

RED LED

BAL

10
9
8
7
6

D4

RED LED

TAPE

SRCLK
SRCLR

RCLK

74HC595

BC850C

330R

SER

E

R46
R47

R48
R49
R50

JP1

1 2
3 4
5 6
7 8
9 10
11 12
13 14

HEADER 7X2

470R R30
470R R31
470R
470R
470R R34
470R R35
470R

VCC

R6330R
R7330R
R8330R
R9330R
R11

14

11
10

12
13

VCC

15

1

R29

2
3
4

R32

5

R33

6
7

9

U1

15

O0

1

O1

2

O2

3

O3

4

O4

5

O5

6

O6

7

O7

9

74HC595

Q7

VCC

VCC

R51
R52

R28
R26 2k2

R27
2k2
2k2

2k2
2k2

10k

VCC

C9

100u 16V

Pin 8: J2
Pin 9: DATA POTM
Pin 10: Dataline, interrupt
Pin 11: LOAD/SHIFT POTM, ID
Pin 12: Dataline, bitclk
Pin 13: Dataline, send
Pin 14: Dataline, receive

U2

O0
O1
O2
O3
O4
O5
O6
O7

Q7

SRCLK
SRCLR

RCLK

SRCLK
SRCLR

74HC595

14

SER

11
10

12
13

E

10k
10k
2k2

2k2

DISP1

1

G

D

Q4

BC850C

D5

C

D8
LED1

D10
LED1

D9
LED1

D11
LED1

D12
LED1

D13
LED1

B

A

1 2 3 4 5 6

R12

330R
R13

330R
R14

330R
R36

330R
R37
330R
R38
330R

R5

D6

RED LED

RED LED

330R

330R

VCC

R21 1k
R16 1k
R17
R20
R19
R18 1k

Pin 1: Clock HC595
Pin 2: Load HC595
Pin 3: SD HC595
Pin 4: J1 (max.vol. surr.)
Pin 5: CLOCK POTM
Pin 6: +5V DIG
Pin 7: GND DIG

2
3
4
5

D7

RED LED

CD

R10

STBY_LED

L
R
C
SUB
SL
SR

DP
A
F
COM1

DUAL_DISP

D1

RED LEDD2RED LED

AUX

SURR

1k
1k
1k

COM2

TUNER

U3

15

1
2
3
4
5
6
7

9

U5

PSEN
ALE/P
TXD
RXD

P27
P26
P25
P24
P23
P22
P21
P20

P07
P06
P05
P04
P03
P02
P01
P00

8031

IR1

TFMS5380
IR-Receiver

R4
47k

R2
10k

100n

C8

VCC

VOUT

GND

VCC

BC850C

U4

14

SER

11

SRCLK

10

SRCLR

12

RCLK

13

E

74HC595

VCC

R1
10k

Q2

BC850C

BC850C

10u 16V

WR

RD

RESET

X2
X1

EA/VP

T0
T1

INT0
INT1

P17
P16
P15
P14
P13
P12
P11
P10

VCC

2

+

1

3

Q1

R53
10k

R15
22R

10u 16V

+ C5

16
17

9

18
19

31

14
15

12
13

8
7
6
5
4
3
2
1

C4

O0
O1
O2
O3
O4
O5
O6
O7

Q7

+ C3

12.0MHz

VCC

C1

dataline, clk

R3
10k

15
1
2
3
4
5
6
7

9

10u 16V

22p

C2

X1

22p

470R R40
470R R41
470R R42
470R
470R R44

470R

1
2
3

selector/standby

SW2
1
2
3
4

PMS SW

R39

R45470R
R43

SW1

B
COM
A

24 CYCL.ENCODER

DISP2

10

9
8
7
6

DUAL_DISP

VOLUME ATTENUATOR

VCC

R22 10k
R23 10k

10k

R24

10k

R25

level select

SW3
1
2
3
4

PMS SW

COM2
B
C
E
D

Title

B

Date: 4-May-2001 Sheet of
File: D:\ELEKTR~1\THULED~1\EM1120_1.SCHDrawn By:

COM1

2

DP

3

A

4

F

5

VSS

Number RevisionSize

Q6
BC850C

1

G

D

C

B

A

4321

D

C

B

P7

5
4
3
2
1

HEADER 5

P1

4
3
2
1

4 HEADER

T6.3A/250V
F3

F4
T6.3A/250V

C14

10mF 50V

C1

10mF 63V T-PowerC210mF 63V T-Power

R2
0R

C6
100n

C10
100n

BRIDGE 25A
D1

R30RR4

C3

10mF 63V

C5100n

123

P5
HEADER 3

C11
100n

P4
HEADER 3

10mF 50V

0R

C12
100n

123

C13

C4

10mF 63V

C8 100n

BRIDGE 25A
D2

P3
HEADER 3

R1
0R

C7
100n

C9
100n

T6.3A/250V
F1

F2
T6.3A/250V

123

P6

5
4
3
2
1

HEADER 5

P2

1
2
3
4

4 HEADER

D

C

B

230/115V Inleft transformer right transformer

A

1 2 3 4

Title

Number RevisionSize

A4

Date: 4-May-2001 Sheet of
File: D:\ELEKTR~1\THULED~1\EM1121_2.SCHDrawn By:

A

1

R305
4k7

9

10

SRCLK11SRCLR

J2

XLR

U9

13

12E13

RCLK

VDD2

VSS1

VSS

Thule Audio APS
Hørkær 14
2730 Herlev
Denmark

87654321

J1

XLR

33221

1

R306
4k7

10k

15Z4

X14Y

X012X113Y02Y11Z05Z13INH6A11B10C

9

U21
74HC595

0Vdig

9

BAL_ON

AUX_ON

CD_ON

TUNER_ON

CEN ON/OFF

TAPE2_ON

GND_CONNECT

CEN MONO/NORMAL

C348

C350

100n

-logic supply HC4053

2

3

Sheet ofTime:

R307
4k7

D

HEF4053

U8

9

BAL_ON

C

B

+7.4Vreg

100nsupply HEF4053

-7.4Vreg

A

OPA2134UA

OPA2134UA

TAPE OUTPRE OUT

J8
2 POL PHONO

L

R303

68R R310

7

-15Vreg

U5B

5

6

OPA2134UA

22k

R340

R365
22k

100p
C306

R313
100k

C307

R314
100k

100p

U14

14

X0

X

X1

15

Y

Y0

4

Y1

Z

Z0
Z1

INH

A
B
C

HEF4053

U11

C
B
A

INH

Z1
Z0

4

Y1

Z

Y0

15

Y

X1

14

X0

X

HEF4053

R315

C308

100k

100p

R316

C309

100k

100p

R

22k

J10
2 POL PHONO

3

GND1

1
2
3
4

8

LOGIC GND

3

GND1

L

R

R402

+45V

-45V

1

2

OUT1

GND AC

20

-7.4Vreg

6

7

VSS2

1

2

OUT1

GND AC

20

R403

68R

68R

OPA2134UA

R267
N.U.

C302

1uF

R225
22k

R232
22k

C303

1uF

N.U.
R268

OPA2134UA

C43

1uF

1

2

3

4

IN1

OUT1

GND1

GND AC

GND AC5GND AC

LM1972
U16

20

-7.4Vreg+7.4Vreg

C42

1uF

C304

R271
N.U.

1uF

R234
22k

R237
22k

OPA2134UA

R272
N.U.

+15Vreg

1uF

C305

+15Vreg

C330

D

+

3u3 50V

+

C331

3u3 50V

-15Vreg

C

P400

14 HEADER

B

A

REG2
LM317T

3

Vout

R347

220R

+

C327
3u3 50V

3u3 50V

+

C328

R348
220R

3

Vout

REG3
LM337T

10

LM1972

U19

C53

220p

C45

220p

0Vdig

Clock HC595

1

CLK HC595

Load HC595

2

LOAD HC595

SD HC595

3

SD HC595

4

CLOCK Potm

5

+5Vdig

6

+5Vdig

DGND

7

0Vdig

8

DATA Potm

9

10

LOAD/SHIFT Potm

11
12
13
14

Select

dataline, receive

dataline, send

dataline, bitclk

R25568R

R254

R256

P700

68R

1

68R

2
3
4
5
6
7
8

TLFSTIK

10

U20

LM1972

1 2 3 4 5 6 7 8

R301

1

Vin

390R 5W

GND

2

R352
2k2

C359
470n

C360

R353

470n

2k2

2

R385

GND

1

Vin

390R 5W

-7.4Vreg

6

7

8

9

4

IN1

VSS2

CLOCK

GND AC5GND AC

LOGIC GND

LOAD/SHIFT

DATA IN11DATA OUT12VDD113GND AC14VDD215GND AC16OUT217VSS118GND219IN2

-7.4Vreg+7.4Vreg

+5Vdig

R250

R251

10k

10k

P15
4PIN

0Vdig

9

10

CLOCK

LOAD/SHIFT

DATA IN11DATA OUT12VDD113GND AC14VDD215GND AC16OUT217VSS118GND219IN2

dataline, interrupt

R384

R257

2k2

68R

-7.4Vreg

6

7

8

9

4

IN1

VSS2

CLOCK

GND AC5GND AC

LOGIC GND

LOAD/SHIFT

DATA IN11DATA OUT12VDD113GND AC14VDD215GND AC16OUT217VSS118GND219IN2

+7.4Vreg

-7.4Vreg

J12

2 POL PHONO

L

R242
2k2

R22422k

5

6

U6B

R196
4k7

R194
4k7

R193
4k7
R195 4k7

-15Vreg

U6A

2

3

8 4

+15Vreg

R269
N.U.

U17B

5

6

OPA2134UA

R197
4k7
R198

4k7

R199
4k7

R201
4k7

U17A

2

3

OPA2134UA

R270
N.U

8 4

+15Vreg

U18B

+Rline

5

7

6

OPA2134UA

R206

4k7
R205
4k7

R204
4k7

R203

4k7

2

3

-Rline

-15Vreg

100n

C30

U18A

1

C29

8 4

100n

SL/SRC/SUB L/RSUB/SUB OUT

J11
2 POL PHONO
L

R240

R

2k2
R241
2k2

R211 22k

X14Y

U24

HEF4053

X012X113Y02Y11Z05Z13INH6A11B10C

+Lline

7

C401
100n

1

-Lline

C402
100n

Cline

7

SUB OUT

-15Vreg
C26

100n

1

C25
100n

R

15Z4

R239
2k2

SL surr. input

J6
2 POL PHONO

L

R

R341

2k2 R354

X14Y

X012X113Y02Y11Z05Z13INH6A11B10C

9

SR surr. input

L surr. input

U3A

OPA2134UA

R369

1

2k2

C318

100p

10k
10k

R330

100p

C319

R371

7

2k2

R248

10k

R249

10k

R253
10k

10k
R252

U4A

OPA2134UA

R372

1

2k2

C320
100p

10k

R331

10k

R332

100p

C321

R374

7

2k2

R329

2k2

15Z4

14

15

4

14

15

4

84

84

U25

HEF4053

U26

HEF4053

+15VReg

-15Vreg

U4B

OPA2134UA

-15Vreg

X

Y

Z

X

Y

Z

3

2

6

5

U3B

OPA2134UA

C317
100n

R surr. input

SURR_OUT/MUTE

+15Vreg
C316
100n

3

2

6

5

X0
X1

Y0
Y1

Z0
Z1

INH

X0
X1

Y0
Y1

Z0
Z1

INH

R326

10k

10k

J9
2 POL PHONO

L

R

R404

68R

HEF4053

U23

9

R327

10k

R328

100p

10k

12
13

2
1

5
3

6
11

A

10

B

9

C

12
13

2
1

5
3

6
11

A

10

B

9

C

R321

10k

100p

R322

R323

100p

R325

R324
10k

+15Vreg

C310

100n

R317

10k

C312

100p

R318

10k

R319

10k

C313

R320

10k

CEN MONO/NORMAL

+15Vreg

C311
100n

1

C314

10k

10k

C315

7

R405

68R

1

7

SUB MONO/NORMAL

84

U2A

-15Vreg

U2B

84

U1A

-15Vreg

U1B

3

OPA2134UA

2

6

5

OPA2134UA

3

2

6

5

R335

2k2 R336

68R

C323

1

100n

U5A

3

2

OPA2134UA

R343

U12

4

Z

15

Y

14

X

HEF4053

12
13

2
1

5
3

6
11

STEREO_OUT/MUTE

10
9

9
10
11
6

3
5

1
2

13
12

TAPE (monitor)
J7

2 POL PHONO

L

+15Vreg

84

R366
22k

TAPE2_ON

C
B
A

INH

Z1
Z0

Y1
Y0

X1
X0

GND_CONNECT

R

9
10
11
6

3
5

1
2

13
12

R357

2k2 R358

2k2

TUNER

J5
2 POL PHONO

L

+7.4Vreg

3u3 50V

3u3 50V

-7.4Vreg

+L

-L
+R

-R

C351

+ C46

+ C47
C352

R

TUNER_ON

270R

R360

+

+

R363

270R

2k2

+5Vdig

3u3 50V

3u3 50V

CD
J4

2 POL PHONO

L

R311

2k2 R312

15Z4

X14Y

X012X113Y02Y11Z05Z13INH6A11B10C

D207
PMLL4148

REG5
LM317T

3

Vin

Vout

GND

2

R361
1k33

R362

1k33

2

GND

3

Vin

Vout

REG6
LM337T

+C354

3u3 50V

0Vdig

R

R333

2k2 R334

2k2

U10
HEF4053

9

R359

1

1k 2W

C357
470n

C358
470n

R364

1

1k 2W

+5Vdig

R350
330R

2

GND

+

C353

3u3 50V

R351
1k

C44

R379

3u3 50V

1k

R380
330R

2

C355

3u3 50V

Title

Spirit Space, Switch circuit

Size: Number:

A2

AUX/LINE UNBAL

J3
2 POL PHONO

L

R

X14Y

X012X113Y02Y11Z05Z13INH6A11B10C

+PHASE_OUT/MUTE

SUB MONO/NORMAL

STEREO_OUT/MUTE

SURR_OUT/MUTE

+45V

D23

PMLL4148
D208

PMLL4148

-45V

3

Vout

REG1

LM317T

Vin

+45V

1

R349
360R 5W

3

REG4

Vout

LM337T

GND

Vin

R381

1

360R 5W

EM-1050 1

BAL IN L BAL IN R

33221

2k2

R304
4k7

R308 10k R309

15Z4

HEF4053

AUX_ONCD_ON

SURR/STEREO

STBY

O015O11O22O33O44O55O66O77Q7

SER14SRCLK11SRCLR10RCLK12E

+5Vdig LOAD HC595

CLK HC595

SD HC595

14

U22
74HC595

SER

O015O11O22O33O44O55O66O77Q7

-45V

Revision:

4-May-2001 21:49:34D:\ELEKTR~1\THULED~1\SWI2SPAC.SCH

Date:File:

D

C

B

A

REG7 LM317T

3

+47VRreg

+7.4Vreg

-7.4Vreg

GND spacer

R235

100k

R233

100k

Q200

+45V

PMLL4148

1k

1k

relay_on

R93
10k

D205
D204

3V9

100k

-47VRreg

R200
1k

VDD1
Z200

3V9

C27
3u3 50V

Z202
3V9

C28
3u3 50V

VSS2
R202
1k

10mF 50V

10mF 50V

C216

C200

10mF 50V

10mF 50V

C217

C201

STBY1

BC856B

Q203

STBY2

BC856B

STBY3

BC856B

STBY

STBY4

BC856B

STBY5

R221

C211

Z208

3V9

D10

PMLL4148

D12

PMLL4148

10k

Q36

BC846B

Center channel power cicuit

SPA2CENT.SCH

C127
3u3 50V

C128
3u3 50V

+47VLreg

-47VLreg

D200

PMLL4148
R220

100k

R94

R236
10k

Q202

Q205

Q206

Q52BC856B

+7.4Vreg

3u3 50V

VSS2

SURR_OUT/MUTE

3

3

3

9

K2

err.corr. SW

22k

2SC4278

R186

0R1
0R1

R185

2SC4278
2SA1633

R184

0R1
0R1

R183

2SA1633

S3

RESET FUSE, 5 Amp

R179
0R1
0R1

R180

S10
2SC4278
2SA1633

0R1
R182

R181
0R1

2SA1633

22k

2SC4278

R175
0R1

R176
0R1

2SC4278
2SA1633

R177
0R1

R178
0R1

2SA1633

22k

2SC4278

S9

R174

0R1
0R1

R173

2SC4278
2SA1633

0R1

R172

0R1

R171

2SA1633

- CONFIDENTIAL -

P7

P16

1

4

2

3

3

2

4

1

4PIN

4PIN

OUT_3

+45V

1

2

3

4

K12

D201

C1

NC1

NO1

Relay power 8A/24V

OUT_2

1

2

3

4

C1

NC1

NO1

N02

C2

NC2

8

7

6

5

BC846B

OUT_1

RESET FUSE, 5 Amp

P8

4PIN

N02

C2

NC2

8

7

6

1k
R97

S4

RESET FUSE, 5 Amp

OUT_4

+45V

K11

Relay power 8A/24V

D7
PMLL4148

COIL

COIL

R981kR99

1k

Q34

1
2
3
4

COIL

COIL

5

PMLL4148

R91
10k

PMLL4148

R96
1k

Q201

BC846B

STEREO_OUT/MUTE

D11

Switch circuit

SWI2SPAC.SCH

RESET FUSE, 5 Amp

C4

470n

PCB Washer

BC846B
Q204

C1

3u3 50V

R223

10k

D8

PMLL4148

1

2

3

4

C1

NC1

NO1

N02

C2

NC2

Relay power 8A/24V

8

7

6

5

+45V

G1

-45V

PMLL4148

D206

PMLL4148

D24
PMLL4148

+PHASE_OUT/MUTE

PMLL4148
D25

BC856B

R222
10k
R92
10k

D9

K1

R106

COIL

COIL

R100

C12

470n

470n

C102

BC846B

Q5

100n

BC846B

Q105

R50
1M

C15
470n

U101A

2

R48

3

1M

1458

8 4

C13

R51
1M

470n

C16

U101B

470n

6

R49

5

1M

1458

R9
220R

Q7

BC856B

Q8

BCP53

C2

100n

R8
100k

Q6

BCP56

R14
68R

R150

C112

1M

U100A

2

3

1458

8 4

C113

R151
1M

470n
U100B

6

5

1458

R109
220R

Q107
BC856B

Q108

BCP53

R108
100k

Q106

BCP56

R115

R114
68R

2k2

BC846B

R10
220R

Q9

2k2

BC856B

R11

R13

100k

R15
100k

R111

R113

100k

100k

Q10

BCP53

C3

100n

Q11

Q12

BCP56

R17

100k

R16

BC846B

68R

C115
470n

R148
1M

C116
470n

R149

1M

+47VRreg

R110
220R

Q109

R112
2k2

BC856B

Q110

BCP53

C103

100n

Q111

BCP56

R116

Q112

68R

100k
R62

R61

22k

+47VLreg

R12

22k

2k2

C5

C6

R20

330R

100p

R21
22k

-47VLreg

R157

100k

22k

R118

C105

R119
330R

100p

R120

C106

330R

100p

R121
22k

R117

100k

-47VRreg

R24

R25

2k2

2k2

Q13

BC856B

Q14

R26

1M

PMLL4148

STBY3

R32

D5

1k5

R33

Q37

BC846B

R18

100p

R19
330R

STBY1

100k
R59

Q35

R58

BC846B

22k

STBY2

Q133
BC846B

R158
22k

STBY4

R161
100k

Q135

R160
22k

Q23

1M

PMLL4148

D6

Q113 BC856B

D105 PMLL4148

R134

Q123 BC856B

1M

D106

BC846B

CW

100R Trim

R28
2k2

BC856B

CW

100R Trim

R124
2k2

R126

1M

CW

100R Trim

R128
2k2

PMLL4148

CW

R34

R40

R41

R132

1k5

R135
330R

R140

R35
330R

1k5

R42
330R

R131

R31

1k5

R141100R Trim

R142
330R

10k

2SC3420

R29
2k2

R43
10k

2SC3420

R125
2k2

R133
10k

2SC3420

R129
2k2

2SC3420

Q16

BC856B

Q26

Q116

R143
10k

Q126

Q24

BC856B

Q118

BC856B Q120 2SB1184

Q124
BC856B

BC856B Q130 2SB1184

BC856B

BC846B

BC856B

BC846B

Q28

Q114
BC856B

BC846B

BC846B

Q128

Q15
BC846B

R27

Q19 2SD1760

Q17

Q41

R37

Q21

220R

1k

R36

C8

100n

2k2

C9

100n

R39

R38

Q25

220R

Q27

R45
220R

R46
220R

R137
220R

R138
220R

R145
220R

R146
220R

2SB1184

BC846B

Q29 2SD1760

R47

C10

100n

1k

Q30

2SB1184

Q115

Q119 2SD1760

R139

C108

100n

1k

Q125

BC846B

Q129 2SD1760

R147
C110

100n

Q20

BC846B

1k

Q22
Q40

22k

R30

2SC4278

Q39
Q31

C11

100n

Q32
Q38

R127

Q141
Q121

C109

100n

Q122
Q140

R130

Q139
Q131

100n

C111

Q132
Q138

Q18

R44

2k2

Q117

R136

2k2

Q127

R144

2k2

Z1

18V

Z2

18V

R189

R190

4k7

4k7

R1

1k2

BC846B

R156

+Lline

1k

input +L

input -L or +SL

R159

-Lline
1k

R260

12

X0

X

13

2k2

X1

Y

2

Y0

1

Y1

Z

5

Z0

3

Z1

6

INH

11

SURR/STEREO

SURR/STEREO

A

10

B

9

C

HEF4053
U15

R154

+Rline

1k

input +R

input -R or +SR

R155

-Rline
1k

R259

12

X0

X

13

2k2

X1

Y

2

Y0

1

Y1

Z

5

Z0

3

Z1

6

INH

11

A

10

B

9

C

HEF4053
U13

1 2 3 4 5 6 7 8

Q3

C19
1n

C20
1n

14

15

4

BC846B

Q1

Z101

18V

Z102

18V

R192
4k7

R101

1k2

Q103

C17

BC846B

1n
1n

C18

14

15

Q33

4

R52

1

22k

R53

7

22k

R2
1k2

BC846B

Q4

R103

BC846B

R4

BC846B

BC846B

Q43

Q101

100k

1k5

R7

R90

BC846B

270R

Q2

R152

1

22k

R153

7

22k

R102
1k2

Q104

BC846B

1k5

100k

R107

R105

BC846B

270R

Q102

1k5

R3

R5

270R

R191
4k7

1k5

R104

R89
270R

1

Vin

Vout

GND

R165

2

270R

REG8 LM337T

1

Vin

Vout

GND

R167

2

270R

REG9 LM317T

1

Vin

Vout

GND

R65

2

270R

REG10 LM337T

1

Vin

Vout

GND

R67

2

270R

K4

NO15NO2
NC16NC2
C17C2

-V8+V

RELAY DPDT2

+45V

33V

10

Z207

R212

100k

R210

100k

-7.4Vreg

U200D

R230

11

22k

R213

4093

100k

U201A

8

6

2

4075

1

10

4075

U201C

+45V

1

2

3

4

D13
PMLL4148

C1

R122

NC1

1k

NO1

COIL

N02

C2

NC2

COIL

1k

Relay power 8A/24V

R123

8

7

6

5

Title

Spirit Space, Amplifier circuit

EM-1022 0

Size: Number:

A2

+45V

D101

PMLL4148

D104

-45V

+45V

PMLL4148
D1

BYD17

PMLL4148

D4

-45V

100n
C54

C214
100n

4R7 2W

R208
C37

3u3 50V

U200A

4093

SURR/STEREO

100n
C212

R226

4R7 2W

Thule Audio APS
Hørkær 14
2730 Herlev
Denmark

10RF

PMLL4148

D3

6

5

R228

R273
4R7 2W

D102

D103

BYD17

D2
BYD17

4
3
2

1

R231
22k

100k

R215

2

1

Sheet ofTime:

C121

BYD17

C122

100u 63V

C21

100u 63V

100u 63V
C22

+45V

C215

R229
4R7 2W

D20

PMLL4148

OUT_3 OUT_4

1M

470n

100n
C14

4R7 2W
R170

100n
C41

4R7 2W
R169

1

87654321

100u 63V

R261

10RF

10RF

R262

D

AC1AC2

R263

10RF

5way screw term

P11

1
2
3
4
5

P1

5
4
3
2
1

5way screw term

C

P13

+

PIN

L

-

100n

PIN
P14

VDD1

R216

1M

PROT1

C209470n

C210

R217
R218

C55

100n

3

B

C207
470n

C208
470n

OUT_2

1M

OUT_1

1M

P2

+

PIN

SL

P3

-

PIN
P4

+

PIN

SR

P6

-

PIN
P5

+

PIN

R

P12

-

100n

PIN

C213

A

R227
4R7 2W

0

2
at

BYD17

D16

C7

220R 2W
R163
C123

3u3 50V

100u 63V

10k

C124
100u 63V

R166

R164
220R 2W

C48

D15

3u3 50V

BYD17

BYD17

D14

10k
R168

220R 2W
R63

C49

C23
100u 63V

3u3 50V

C24
100u 63V

10k

220R 2W

R66

R64
D17

BYD17

C50

3u3 50V

R264

10k
R68

K5

4

NO15NO2

3

NC16NC2

2

C17C2

1

-V8+V

D26

RELAY DPDT2

PMLL4148

R258 4R7 2W

U200C

9

8

4093

3

13

12

U201B

R214

5

100k

4
3

13
12
11

R219

4075

100k

U200B
4
4093

R95
10k

Q42 BC846B

Revision:

4-May-2001 21:47:28D:\ELEKTR~1\THULED~1\POW2SPAC.SCH

Date:File:

87654321

Z3

D

R162

Cline

1k

C

B

18V

R207
4k7

1

R238

22k

C40

1n

R246

C39

1M

C38470n

2

470n

U7A

1458

8 4

R244
1k5

BC846B

R245

3

1M

Z11

18V

R209
4k7

BC846B

R86
220R

Q53

BC856B

Q57

BCP53

C31

R22

100n

100k

Q58

BCP56

R84
68R

C32

2k2

R56

R54
100k

100n

R77

22k

100p

C36
R69
330R

STBY5

100k
R55

R79

C33

22k

100n

-47VCreg

R274

R85

N.U.

1k2

Q49

BC846B

R6
100k

Q44

Q45

R87

BC846B Q46

270R

BC856B

+47VCreg

R57

R60

2k2

2k2

BC856B

Q54

Q55

BC846B

R761M

D19
PMLL4148

Q48

R75
1k5

BC846B

100R Trim

Q50

BC846B

R73

Q51

10k

R88

2SC3420BL

Q63

R70
330R

Q56
BC856B

22k

R78

+45V

R243

2k2

-45V

2SC4278

Q60

2SD1760

Q61

220R
R71

R80

R187

100n

Q62

2SB1184

0R1

C34

R188

0R1

Q59

2SA1633

1k

R72
220R

L Feedback

P17

1
2
3
4

4PIN

S13

RESET FUSE, 5 Amp

+47VCreg

C627
3u3 50V

C628
3u3 50V

-47VCreg

R81

8

7

6

C2

N02

NO1

C1

Relay power 8A/24V

1

2

3

NC2

NC1

5

K3

COIL

COIL

4

3

3

+45V

1k

REG11

Vout

270R
R665

REG12 LM337T

Vout

270R
R667

R247

1M

1k
R82

relay_on

D18

PMLL4148

Q47

BC846B

LM317T

1

Vin

3u3 50V

GND

C52

2

R666
10k

1

Vin

3u3 50V

GND

C51

2

R668
10k

PROT1

R74
10k

D22

D21

PMLL4148

PMLL4148

R23
100k

BYD17

D616

CEN ON/OFF

220R 2W
R663
C623
100u 63V

C624
100u 63V

R664
220R 2W

D601

PMLL4148

D615
BYD17

- CONFIDENTIAL -

+45V

C621

100u 63V

R265

D602

BYD17

10RF

AC1

D603

BYD17

C622

D604

PMLL4148

100u 63V

-45V
10RF

R266

AC2

R83
4R7 2W

P10

PIN

P9

PIN

C35

100n

D

C

B

A

Revision:
Date:File:

Thule Audio APS
Hørkær 14
2730 Herlev
Denmark

3

4-May-2001 21:48:19D:\ELEKTR~1\THULED~1\SPA2CENT.SCH

3

Sheet ofTime:

Title

Spirit Space; Center Amp

EM1120 0

Size: Number:

A2

1 2 3 4 5 6 7 8

A