background image

VCD

.020"

.005"
.008"

.012"

.020"

.005"
.008"

.012"

CLINCH

ORIGIN

LONG AXIS

SH

O

R

T

 AXI

S

INSERT

ORIGIN

2ozCopper

2ozCopper

TAB

NORMAL

SOCKET

SOCKET WITH DIRECTION

NORMAL LARGE

SOCKET UPSIDE DOWN

V1.00

DB300

M1350

Top Assy

8829 SCREW

8829 SCREW

3587 SWITCH

SEE LAYOUT  DOCUMENTATION

V

T

R

V

T

R

RTV

V

T

R

V

T

R

GUIDE

ETCH

1

3

4

5

6

2

2

1

B R

V

T

R

V

T

R

V

T

R

V

T

R

BAR

 D

O

W

N

GUIDE

ETCH

BAR

 D

O

W

N

BAR

 D

O

W

N

2

1

B R

BAR

 D

O

W

N

BAR

 D

O

W

N

7

-

-

+

+

7

1

3

4

5

6

2

V

T

R

BAR

 D

O

W

N

2

1

V

T

R

BAR

 D

O

W

N

BAR

 D

O

W

N

7

-

+

7

7

7

7

BIAS

MUTE SW

LIMITER

-6dB INPUT

MUTE

HI-MID

TREBLE

SCOOP

HEADPHONE

BAL-

LI

N

E OUT

GROUND LIFT

PRE/POST

FUNCTI

O

N

0dB INPUT

CLIP

GAIN

BASS

LOW -MID

MASTER

TUNER OUT

POWER

EFX-

RTN

MONITOR GAIN

MONI

TOR I

/P

EFX-

SEND

5600

6880

6467

6467

8829

6827

6934

6966

6966

6467

6467

3672

3662

6815

4056

6434

6434

6434

3676

3664

4520

3425

6953

6827

6934

8829

6872

6871

3414

3425

3414

6451

4056

6434

6434

3450

5994

4453

4453

4417

3450

3601

3583

6934

3525

3672

3662

6435

3538

6434

4145

3923

3425

6934

6953

4749

4749

3820

5859

3425

4749

4749

6434

3414

6434

3450

6405

4452

4453

4453

5859

4417

3498

6554

3525

3450

4454

6802

6802

6779

6779

4147

4147

3450

5890

4147

3498

5890

681R

100R

4148

4148

3V0

11R

10K0

4148

6K8

27V0

100K

100K

4K12

4148

1K0

4148

4148

27V0

150R

100P

4148

324R0

1K0

33K

33K

BC560C

33K

1.

0W

4K7

100P

49K9

220R

100R0

47K

6K8

33K

33K

22N

100P

4148

100P

150N

10K0

47N

6K8

100N

4148

20K0

1K0

3V0

1K0

11R3

20K0

10K0

1/

2W

47R

10K0

220N

4K12

4148

4K12

22N

20K0

1M

1K0

1K0

10K0

1K0

33K

220P

10K0

2K

10K0

100K

4148

220R

470P

22K

1M

1K3

10U

16V

MPSA43

1.

0W

4K7

4148

BAV21

470K

4K7

1K0

47K

100P

1K0

560K

3K3

10R

1.

0W

390K

3K3

4148

20K0

20K0

470K

2K

7K5

10K0

10K0

249R

2K

1K0

22R1

3K16

100R0

100R

10K0

4K99

100K

4K99

1K0

100N

27V0

45K3

J109

2K87

220P

100N

4K99

6K8

10K0

16V0

16V0

3K3

4007

4007

4K99

10R

50V

22U

2U2 63V

100N

100N

MC33078P

20K0

100N

100N

4148

17K8

1U

33N

10K0

4148

100N

MPSA56

1K3

4U7

63V

4148

4148

4N35

16V0

33U

16V

1U

220P

10N

11R

1M

3K9

1.0W

4148

16V

33U

10N

14K0

10P

681R

4K12

4148

16V0

2K7

4148

2N5638

100N

100P

20K0

220R

M

C

33078P

MPSA56

47N

BC550C

10K

MPSA06

47N

270K

10U

16V

4K7

470R

3K3

6K8

33K

220R

LM

13600N

BAV21

1.

0W

4K7

BAV21

10K

4K7

100K

1K0

100N

10K0

100N

47K

4K7

M

C

33078P

470P

1N5402

MR854 

TO220

IRL2910

TO220

IRL2910

BAV21

330N

680P

100P

6K8

2N2

100N

BAV21

10K

10K

33R

3K3

1N2

6 CIR

4V7

3V0

10U 16V

1U

1K0

100N

1U

4K7

1U

4V7

33P

MJF6388

T221D

11R3

160V

10U

2U2

63V

3K3

10K0

1/

2W 15K

47R

1/

2W

6A2   

6A2   

6A2   

100N

50V

22U

10K0

10K0

100N

BC550C

4148

10K0

TL072

4K99

1K0

BC560C

2U2
63V

100U

25V

10K

33K

4148

100P

MPSA56

100N

MPSA63

100K

DPDT PUSH

2U2

63V

33R

MPSA63

BC550C

78K7

100K

10U

16V

4148

82K5

2K49

1.

0W

4K7

BAV21

100N

33N

2K2

TO220

IRF4905

47K

100R0

1N5402

1K0

M

R

854 

100N

100N

10R

1.

0W

2N5638

2N5638

1R

1.0W

10K0

47P

4148

1U

1K0

4K7

TO220

MC7815CT

TO220

MC7915CT

4148

15K

1/

2W

10K0

15K 1/

2W

DPDT PUSH

250V

4N7

10K0

6A2   

6A2   

22R1

150R

324R0

YEL

200R

33R

16V0

100R0

50K

B

50K

B

15K 1/

2W

5B LIN

10K

1N2

10K0

681R

681R

12N

10K0

4K99

100K

4148

10K0

20K0

14K0

47R

47R

100K

100R

150R

4K99

2K

10K0

TL072

4K99

470R

10K0

4K99

10K0

10K0

2.0W

2R

2R

2.0W

270R

100N

120R

100P

270R

33K

25V 330U

100K

1K0

M

C

33078P

47N

M

C

33079P

4N7

150N

33R

100R

MR854 

16V0

MPSA43

BC560C

220R

M

C

33079P

6 CIR

1U

1R

1.0W

33P

275V

22N

6A2   

TL072

DPDT PUSH

MC33078P

25V 330U

560K

220P

Y

ello

w

M

R

854 

TO220

IRF4905

0R15

5.

0W

0R15

5.

0W

MPSA56

4UH

NE5532N

4700U

50V

DPDT PUSH

Y

ello

w

0R15

5.

0W

0R15

5.

0W

6A2   

6A2   

RED

10K

5C

50K

B

50K

B

4700U

50V

10K

5B LIN

BLU

150R

1B
 LI
N

10K

TO218

M

JH11017

TO218

M

JH11017

TO218

M

JH11018

TO218

M

JH11018

390R

5.0W

5600U
100V

5600U

100V

BL

K

RE

D

FAN

3/5

1/5

M1350

RE

D

BL

K

M1350 V1.00

2/5

DB300

V1.00

V1.00

DB300

DB300

M1350

R64

R71

X85

X29

X101

D52

D51

ZD50

R27

R35

X56

D36

X97

R135

D25

R185

R171

R145

D32

R186

D23

D58

D26

R155

X13

C3

D19

R147

R115

R66

R88

Q19

R30

R67

X11

C1

X107

R23

R47

R38

R18

R13

X69

R31

R73

C12

C45

D16

X90

X48

X88

X81

C14

C39

R173

C33

X76

X61

R22

X24

C30

D10

R91

X65

X34

X4

R169

X64

D15

R97

R98

X91

X1

R113

X95

T6

.3

 A

M

P

X39

R60

X40

R43

R129

C76

X49

R138

D46

R153

C36

R11

R10

R34

R86

R134

R74

X28

R184

C88

R172

R61

X22

R109

R107

D53

X75

R40

C77

X102

X19

R108

R106

X50

R111

C46

Q7

R59

X73

D12

D4

X110

R104

X74

R16

R118

R168

C19

R24

R54

X31

X36

X83

R75

R49

X8

X41

X79

R96

R94

D11

R95

X63

R90

R92

R167

R19

X66

X96

R119

R120

X46

X47

R58

X38

X94

X23

R78

R190

R

14

9

R142

R39

R224

X86

X2

R182

R81

R33

R8

R181

C26

X59

X60

X67

X52

D33

R45

Q27

R141

C6

0

X14

C101

R51

R187

R5

X104

X105

X26

ZD27

ZD24

R15

X7

X100

X43

X16

D38

D39

X30

R65

R52

C4

7

C55

C200

C42

U14

R133

C43

C265

D47

R143

C25

C7

R9

D22

C71

Q26

R48

C10

X62

D55

X70

D49

U4

ZD23

C83

C49

X6

C84

C37

R28

R128

R158

D27

C53

C35

R157

C6

R140

X15

R144

D54

X58

ZD22

R214

X71

D24

Q12

X98

C102

C34

R150

R41

U16

Q17

C79

Q16

R101

Q14 C80

R124

C8

R178

R177

R176

R12

X103

R89

R46

U1

D18

R68

D17

R160

R14

R69

R79

C69

R137

C75

R170

R136

U8

C78

D73

D1

Q2

Q1

D86

X89

C38

C13

C41

R72

C18

C74

X37

D85

X17

LOC

BEC

R100

R114

R210

R17

C16

X78

X10

W40

X55

W19

W44

BLK

X9

D21

D14

C9

C52

R21

C259

C64

R130

Copper

Tie Here

C57

D20

C56

Q5

X3

R99

C20

C28

R63

R121

T6

.3

 A

M

P

R166

W30

CHASSIS GND

GRN

W45

R42

D59

D44

X57

D42

W11

BLK

SW

C73

C31

R125

R77

W3

8

W3

5

W20

BLK

C67

Q15

D48

R152

X114

U15

R76

R87

Q18

C48

C23

RT1

R56

D28

C58

Q24

C82

Q13

R82

S7

C66

R208

Q20

Q23

R110

R127

C11

D13

R112

R105

R62

D3

C29

C17

R117

Q50

R103

R37

W12

BLK

D74

X32

R32

D7

C72

C27

R44

W17

RED

X99

Q4

Q3

R188

R93

C21

D9

X45

C2

R80

R84

U9

U11

D8

X44

R165

F4

R122

R163

S8

F3

C65

TP1

W1

R85

W26

BLK

W27

GRN

H/

P

H

ONE

 AG

D45

D40

CAUTION!
Replace with same
type and value fuse.

CS

A-5 AM

P

-120V

CE

-T2.

5 AM

P

-230V

J5

Gold

Gold

Gold

R146

R156

R

14

8

LD5

R159

R211

ZD26

R36

X87

P6

P4

R164

BOT

TOP

WIP

P8

J8

Gold

Gold

Gold

C4

R20

R57

R174

C81

R180

R3

R83

X42

D5

R29

R131

R126

R26

R25

R206

X12

X33

X35

X54

R225

R2

X18

X82

R55

R132

X115

X72

X53

R7

U7

R70

R175

R6

W42

GRN

CHASSIS GND

R231

R183

R179

W37

X25

R202

R230

X84

R4

C5

R151

C63

R139

R123

C22

R207

R116

U5

C15

U2

C40

C54

R1

R154

TP2

X21

X20

D6

ZD25

Q9

Q6

R232

U3

W16

W41

W39

C51

R189

C50

C61

W10

SW

WHT

X5

W49

D50

3

1

9

W46

U12

J4

S2

U6

C24

R53

C87

D2

Q51

R198

R199

Q8

L3

U13

W47

BLK

C68

S6

R197

R196

W33

RED

D41

W2

5

RED

F1

D43

J2

Gold

Gold

Gold

LD2

P1

P5

P3

C70

BOT

TOP

WIP

P2

J7

-

-

-

LD1

X80

R213

W13

J6

Gold

Gold

Gold

X27

P7

Q48

Q49

Q47

Q46

W36 H/PHONE AG

GRN

1

6

W51

230V

1

6

W50

120V

J10

Gold

Gold

Gold

R50

C62

1

6

W52

245V

J9

-

-

-

C59

Summary of Contents for Trainor DB300

Page 1: ...e Court Pickering Ontario L1W 3Y8 CANADA Voice 905 837 8481 Fax 905 837 8746 Quality and Innovation Since 1963 Printed in Canada SERVICE MANUAL DB300 DB300T DB300H MODEL TYPE YS1071 Low Mid Hi Mid Treble Bass MASTER 0 4 6 1 3 7 9 2 8 5 10 Tuner Limiter Line Out Pre EQ Post EQ Inputs 0 6 Mute Gain 400 Hz Scoop 15 0 15 0 5 10 Phones On Power Clip Out In 0 5 10 15 0 15 15 0 15 15 0 15 Passive Active ...

Page 2: ... spilled or objects have fallen into the apparatus the apparatus has been exposed to rain or moisture does not operate normally or has been dropped AVIS AFIN DE REDUIRE LES RISQUE DE CHOC ELECTRIQUE N ENLEVEZ PAS LE COUVERT OU LE PANNEAU ARRIERE NE CONTIENT AUCUNE PIECE REPARABLE PAR L UTILISATEUR CONSULTEZ UN TECHNICIEN QUALIFIE POUR L ENTRETIENT Instructions relatives au risque de feu choc élect...

Page 3: ... BLK BEAD NPO 2 9922 BLACK KNOB FROM SEIKAKU 1 8801 6 32 X 3 8 PAN PH TAPTITE JS500 17 5197 220P 100V 2 CAP T R RAD CER 2NPO 2 3428 8 3 18 SJT AC LINE CORD REMOVABLE 1 8829 6 32 X 3 8 FLAT PH TAPTITE BO C HEA 13 5408 _47P 100V 10 CAP T R BEAD NPO 1 3826 STRAIN RELIEF HEYCO 1150 1 8784 6 X 7 16 PAN QUAD FRAME BLACK PHOS 4 5410 100P 100V 10 CAP T R BEAD NPO 9 8268 TRAYNOR LOGO PLASTIC NICKEL PLATING...

Page 4: ...C DUAL OP AMP 1 8841 10 32 KEPS NUT TIN PLATED 4 8663 11 64 NYLON SPACER MICRO PLASTIC 1 5190 MBS4992 TO92 8V5 DIAC T R 1 8797 5 16 18 KEPS NUT JS500 1 8866 6 NYLON SPACER OD 250XID 140X 187 8 6467 _10K 10 THERMISTOR TO 92 NTC 4 4022 ELASTOMER PAD 2 TO218 4 TO220 4 3751 SNAP IN 5 16 SPACER RICHCO 4 6517 STM BTB 600BRG TO220 A TRIAC 600V 1 8581 CUSTOM PBL TRANSISTOR SPACER 4 3851 1 2 PCB PLASTIC SP...

Page 5: ...P BLK BEAD NPO 2 9922 BLACK KNOB FROM SEIKAKU 1 8801 6 32 X 3 8 PAN PH TAPTITE JS500 17 5197 220P 100V 2 CAP T R RAD CER 2NPO 2 3428 8 3 18 SJT AC LINE CORD REMOVABLE 1 8829 6 32 X 3 8 FLAT PH TAPTITE BO C HEA 11 5408 _47P 100V 10 CAP T R BEAD NPO 1 3826 STRAIN RELIEF HEYCO 1150 1 8784 6 X 7 16 PAN QUAD FRAME BLACK PHOS 4 5410 100P 100V 10 CAP T R BEAD NPO 9 8268 TRAYNOR LOGO PLASTIC NICKEL PLATIN...

Page 6: ...xternal Speaker Buffer TRS 1 4 inch From Rectified AC Line Power Off Speaker Mute TRS 1 4 inch EFX Return EFX Send Effects Loop rear Mute Circuit Monitor In rear Post EQ Pre EQ Balanced Line Out rear Scoop MUTE SWITCH Buffer TRS 1 4 inch EQ Hi Mid Limiter Switch front Master Tw Defeat rear GND Sw rear Limiter Tweeter 8 ohms Phones Speakers 4 ohms min 0 dB Unbalanced Input for passive electronics 6...

Page 7: ...7 TO92 Q26 MPSA56 5104 1 4W 11R R28 FUSIBLE 2 1 4N35 6880 U4 A 6 5 4 4N35 U4 B 6880 TO92 Q20 5106 MPSA63 1 4W 120R R151 MINI 100V C60 220P BAV21 D85 TO92 BC550C Q23 5101 BAV21 D17 1 4W 6K8 R187 1 4W 4K12 R145 4148 D27 100V C87 220P 100V C88 220P BAV21 D18 1 0W 4K7 R67 MJH11017 6802 Q48 TO218 D S G P IRF4905 Q50 6953 TO220 MJH11018 6779 Q46 TO218 1N4745A ZD23 1W0 16V0 R29 1 4W 10K0 2 0W 2R R230 1 4...

Page 8: ...2 1 4W FLMP 10R C31 50V 22U R57 1 8W FLMP 681R R81 1 4W 4K99 R4 1 4W MINI 270R S2 B J4 BAL LINE OUT R47 1 4W 220R R40 1 4W 220R R30 1 4W 33K U1 E U15 B TL072 4148 D22 63V C26 100N 4 V 8 V U5 C 1 4W 100K R127 63V C42 100N M 5B LIN 4417 10K MASTER P2 A 8 V 4 V U8 C 63V C200 100N 63V C101 100N 8 V 4 V U16 C 1 4W 100K R82 63V C67 100N S6 B R84 1 4W 4K7 R120 1 4W 10K0 R180 1 4W 2K49 50V C81 12N R175 1 ...

Page 9: ...6 C TO 221D MJF6388 B E MJF6668 B E TO 92 BC560C C BC550C S G TO 92 2N5638 D J109 6804_PC 4 W49 D 4 3 W49 C 4 4148 D8 ORANGE BROWN TRANSFORMER SECONDARY FEMALE CONNECTOR W1 B 2 1N5225B 3V0 D14 0W5 1 4W 2K49 R105 1 4W 1K3 R111 R114 A NTC 10K 6467 1 4W 78K7 R110 W30 GRN CHASSIS GND W10 SW WHT CE T 2 5AMP 230V CSA 5 AMP 120V U13 B NE5532N 4148 D9 1 W49 A 4 2 W49 B 4 WHITE YEL BLK BLACK 6882_PC W1 A 2...

Page 10: ...HI MID P6 A 4453 C40 50V 4N7 C33 100V 47N 1 4W 1K0 R32 MINI 63V C52 1U R167 1 4W 2K R55 1 4W 4K99 R19 1 4W 7K5 R113 1 4W MINI 20K0 U3 C MC33079P 11 V 4 V U2 E 4 V 11 V U3 E 63V C29 100N 50V C17 33N R24 1 4W MINI 1K0 50V C18 2N2 R232 1 4W 220R R132 1 4W 2K R75 1 4W 3K3 R21 1 4W MINI 1K0 U3 A MC33079P R169 1 4W MINI 1K0 R69 1 4W 100K C9 16V 10U 63V C259 100N 63V C69 100N R17 1 4W 3K3 M 50K B TREBLE ...

Page 11: ...OR DB300H V02 BLK RED V02 4 5 FAN DB300 M1350 5 5 V02 1 5 M1350 2 5 RED BLK M1350 M1350 3 5 DB300 V02 V02 DB300 DB300 DB300 M1350 INTO WAVE R64 R71 X85 X29 X101 D52 D51 ZD50 R27 R35 X56 D36 X97 R135 D25 R185 R171 R145 D32 R186 D23 C34 D58 D26 R155 X13 C3 D19 R147 R115 R66 R88 Q19 R30 R67 X11 C1 X107 R23 R47 R38 R18 R13 X69 R31 R73 C12 D16 C45 X90 X48 X88 X81 C14 C39 R173 C33 X76 X61 R22 X24 D10 R9...

Page 12: ...45 7_INSERT PUSHBUTTON KNOB ON SWITCH S2 S6 S7 AND S8 BEFORE INSERTING NTO PCB USE JIG AS SHOWN IN PIC 1 8_DO NOT STUFF P7 J10 U14 R102 OR C32 FOR DB300H 9_INSERT JUMPER IN PIN 2 AND PIN 3 OF P7 FOR DB300H 10_PCBSA DO NOT BREAK OUT BOARD BEFORE TESTING Remove this piece Break this connection here PCB Sil pad Inner heatsink Outer heatsink 8581 TO220 parts 8841 3977 Yellow spring Inner heatsink 8581...

Page 13: ......

Page 14: ... 2W 6 CIR 1U 1R 1 0W 33P 275V 22N 6A2 220P 4UH NE5532N 4700U 50V Yellow 0R15 5 0W 0R15 5 0W 6A2 4700U 50V 150R TO218 MJH11017 TO218 MJH11018 390R 5 0W 5600U 100V 5600U 100V BLK RED FAN RED BLK DB300 X24 D10 R91 X34 X4 D15 R97 R98 X91 X1 X95 T6 3 AMP X40 R49 X8 X41 R96 R94 D11 R95 R90 R92 X66 X96 X23 X43 X16 D38 D39 X30 X17 C C 0 R210 X55 W19 W44 BLK X9 D21 D14 C64 R130 Copper Tie Here C57 D20 C56 ...

Page 15: ...NYS224 WOOFER WOOFER W34 W34 YEL W31 SW W28 RED W28 RED TIP NYS224 TIP NYS224 TWEETER TWEETER WOOFER W32 W32 W28 TWEETER SPKR TWEETER W31 SW ON ON SW BOTTOM VIEW W34 YEL SLEEVE SLEEVE Z1080 Z1080 W31 SW 3826 STRAIN RELIEF W34 W31 SW SW BOTTOM VIEW 3826 STRAIN RELIEF 3826 STRAIN RELIEF 3826 STRAIN RELIEF 3698 SW DB 300 V100 3698 SW DB 300 V100 3702 SW 3751 SPACER 3751 SPACER 3751 SPACER Z1080 3751 ...

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