Yorkville CR12 Service Manual

WEB ACCESS: http://www.yorkville.com

Manual-Service-CR12-1v1.pdf

TYPE:YS1001

WORLD HEADQUARTERS

CANADA

SERVICE MANUAL

CR12

U.S.A.

Yorkville Sound

550 Granite Court
Pickering, Ontario

L1W-3Y8 CANADA

Voice: [phone]

Fax: [phone]

Quality and Innovation Since 1963

Printed in Canada

Yorkville Sound Inc.

4625 Witmer Industrial Estate

Niagara Falls, New York

14305 USA

Voice: [phone]

Fax: [phone]

POWER

A

B

POWER

CLIP/PROTECT

CLIP/PROTECT

CR 12

PROFESSIONAL AUDIO AMPLIFIERPROFESSIONAL AUDIO AMPLIFIERPROFESSIONAL AUDIO AMPLIFIER

IMPORTANT SAFETY INSTRUCTIONS

Y

A

K

K

A

R

L

INSTRUCTIONS PERTAINING TO A RISK

OF FIRE, ELECTRIC SHOCK,

OR INJURY TO PERSONS.

CAUTION:

TO REDUCE THE RISK OF ELECTRIC SHOCK, DO

NOT REMOVE COVER (OR BACK).

NO USER SERVICEABLE PARTS INSIDE.

REFER SERVICING TO QUALIFIED

SERVICE PERSONNEL.

Read Instructions:

The

Owner's Manual

before operation of your unit. Please, save these
instructions for future reference.

Packaging:

Keep the box and packaging materials, in case the unit
needs to be returned for service.

Warning:

When using electric products, basic precautions should
always be followed, including the following:

Power Sources:

Your unit should be connected to a power source only of the
voltage specified in the owners manual or as marked on the unit.
This unit has a polarized plug. Do not use with an extension cord or
receptacle unless the plug can be fully inserted. Precautions should
be taken so that the grounding scheme on the unit is not defeated.

Hazards:

Do not place this product on an unstable cart, stand, tripod, bracket or
table. The product may fall, causing serious personal injury and serious
damage to the product. Use only with cart, stand, tripod, bracket, or table
recommended by the manufacturer or sold with the product. Follow the
manufacturer's instructions when installing the product and use mounting
accessories recommended by the manufacturer.

The apparatus should not be exposed to dripping or splashing
water; no objects filled with liquids should be placed on the
apparatus.

Terminals marked with the “lightning bolt” are hazardous live;
the external wiring connected to these terminals require installation
by an instructed person or the use of ready made leads or cords.

No naked flame sources, such as lighted candles, should be
placed on the apparatus.

Power Cord:

The AC supply cord should be routed so that it is unlikely that it will
be damaged. If the AC supply cord is damaged

OPERATE THE UNIT

Service:

The unit should be serviced only by qualified service personnel.

should be read and understood

DO NOT

.

SAFE_V4.doc Version 4.0 02/11/99 11:54 AM

INSTRUCTIONS RELATIVES AU RISQUE

DE FEU, CHOC ÉLECTRIQUE, OU

BLESSURES AUX PERSONNES.

AVIS:

AFIN DE REDUIRE LES RISQUE DE CHOC ELECTRIQUE,

N'ENLEVEZ PAS LE COUVERT (OU LE PANNEAU

ARRIERE). NE CONTIENT AUCUNE PIECE REPARABLE

CONSULTEZ UN TECHNICIEN QUALIFIE

Veuillez lire le manuel:

Il contient des informations qui devraient êtres comprises avant
l'opération de votre appareil. Conservez S.V.P. ces instructions
pour consultations ultérieures

Emballage:

Conservez la boite au cas ou l'appareil devait être
retourner pour réparation.

Warning:

Attention: Lors de l'utilisation de produits électrique,
assurez-vous d'adhérer à des précautions de bases
incluant celle qui suivent:

Alimentation:

L'appareil ne doit être branché qu'à une source d'alimentation
correspondant au voltage spécifié dans le manuel ou tel qu'indiqué
sur l'appareil. Cet appareil est équipé d'une prise d'alimentation
polarisée. Ne pas utiliser cet appareil avec un cordon de
raccordement à moins qu'il soit possible d'insérer complètement les
trois lames. Des précautions doivent êtres prises afin d'eviter que le
système de mise à la terre de l'appareil ne soit désengagé.

Hazard:

Ne pas placer cet appareil sur un chariot, un support, un trépied ou une
table instables. L'appareil pourrait tomber et blesser quelqu'un ou subir des
dommages importants. Utiliser seulement un chariot, un support, un trépied
ou une table recommandés par le fabricant ou vendus avec le produit.
Suivre les instructions du fabricant pour installer l'appareil et utiliser les
accessoires recommandés par le fabricant.

Il convient de ne pas placer sur l'appareil de sources de flammes

nues, telles que des bougies allumées.

L'appeil ne doit pas être exposé à des égouttements d'eau ou des
éclaboussures et qu'aucun objet rempli de liquide tel que des vases
ne doit être placé sur l'appareil.

Les dispositifs marqués d'une symbole “d'éclair” sont des parties
dangereuses au toucher et que les câblages extérieurs connectés à
ces dispositifs de connection extérieure doivent être effectivés par un
opérateur formé ou en utilisant des cordons déjà préparés.

Cordon d'alimentation:

Évitez d'endommager le cordon d'alimentation.

L'APPAREIL

Service:

Consultez un technicien qualifié pour l'entretien de votre appareil.

PAR L'UTILISATEUR.

POUR L'ENTRETIENT.

N'UTILISEZ PAS

si le cordon d'alimentation est endommagé.

CR12.xls Parts List 10/4/2002

YS # Description Qty. YS # Description Qty. YS # Description Qty.

3570 14 PIN SCKT CLOSED FRAME DIP ONL
6405 RED 3MM LED 1V7 5MA BRT 2 3868 FAN 92MM X 92MM 60CFM 24VDC ???M
6408 GRN 3MM LED 1V9 5MA FROSTED 1 3501 B52200F006 COMP WASH #4 SMALL 19 6122 1/4W 33K 5%MINI T&R RES 2
6419 BRIDGE 35A 400V WIRE LEAD GI3504 2 8500 6-32X3/4 STEEL PEM STUD 4 4908 1/4W 45K3 1% T&R RES 2
6425 BAV21 200V 0A25 DIODE T&R 12 3810 4" NYLON CABLE TIE 6 4834 1/4W 47K 5% T&R RES 4
6825 1N4148 75V 0A45 DIODE T&R 55 3827 SQUARE BUMPER BUTTON BLAC
6438 1N4004 400V 1A0 DIODE T&R 6 3915 ROUND BUMPER BUTTON BLAC
6934 MR854 400V 3A0 DIODE FASREC 12 8661 BUTTON KNOB FLAT GREY 1 6142 1/4W 64K9 1%MINI T&R RES 2
6459 1N4732A 4V7 1W0 ZENER 5% T&R 2 3426 8' 3/16 SJT AC LINE CORD REMOVB CS
6454 1N5231BRL 5V1 0W5 ZENER 5% T&R 4 4000 10 CIR CABLE HOLDER .098 1 4942 1/4W 100K 5% .2"U T&R RES 2
6486 1N5244B 14V0 0W5 ZENER 5% T&R 4 5989 4 CIR CABLE HOLDER .098 2 6120 1/4W 100K 5%MINI T&R RES 15
6822 1N4745A 16V0 1W0 ZENER 5% T&R 4 8793 4-40 HEX NUT ZINC 10 5026 1/4W 143K 1% T&R RES 4
6432 1N5248B 18V0 0W5 ZENER 5% T&R 4 8760 6-32 KEPS NUT TIN PLATED 32 4839 1/4W 150K 5% T&R RES 5
6426 1N5254B 27V0 0W5 ZENER 5% T&R 2 8800 6-32 KEPS NUT ZINC 14 4886 1/4W 200K 5% T&R RES 1
5101 BC550C TO92 NPN TRAN T&R TB 19 8797 5/16-18 KEPS NUT JS500 1 6137 1/4W 200K 5%MINI T&R RES 1
5102 BC560C TO92 PNP TRAN T&R TB 12 3797 TO-247 THERMO CONDUCTIVE PAD 4 4841 1/4W 220K 5% T&R RES 2
5103 MPSA06 TO92 NPN TRAN T&R TA 4 3815 TO3 PREGREASED MICA 56-03-2AP 16 6126 1/4W 220K 5%MINI T&R RES 2
5104 MPSA56 TO92 PNP TRAN T&R TA 2 3823 TO-220 THERMO PAD SMALL HOLE 4 6145 1/4W 249K 1%MINI T&R RES 1
5107 2N5551 TO92 NPN TRAN T&R TA 4 3846 TO220 THERMO PAD LARGE HOLE 56359B 8 6146 1/4W 392K 1%MINI T&R RES 1
5108 2N5401 TO92 PNP TRAN T&R TA 7 4002 10 CIR WAFER W/LCK VT 0.1" 1 6143 1/4W 499K 1%MINI T&R RES 2
5113 MPSA42 TO92 NPN TRAN T&R TA 6 4745 5.0W 0R1 5% BLK RES 8 4844 1/4W 1M 5% T&R RES 2
6814 MJF6668 T221D PNP TRAN DARL TJ 1 2007 1/4W 1R 5%FLAME PROOF T&R RES 10 4820 1/4W 1M5 5% T&R RES 2
6815 MJF6388 T221D NPN TRAN DARL TJ 2 4682 1/2W 1R 5%PHILIPS SMAL T&R RES 5 3623 17" 4C-26AWG RIBBON CABLE 0.1" 1
6873 MJE340 TO126 NPN TRAN TG 6 4911 1/4W 2R2 5% T&R RES 8 4001 8.5"10C-26AWG RIB 1 W/LCK HDR 098 1
6874 MJE350 TO126 PNP TRAN TG 6 4748 2.0W 3R9 5% T&R 2 3622 14" 14C-28AWG DIP HDR CABLE .05" 1
6752 MTP10N15L TO220 NCH MFET TN 2 4733 5.0W 5R6 5% BLK RES 2 3699 RELAY 1C 02AMP DC48 006MA PC-S 1
6933 MTP23P06 TO220 PCH MFET TN 2 2010 1/8W 10R0 2%FLAME PROOF T&R RES 5 3735 RELAY 1A 16AMP DC48 011MA PC-C 1
6909 MJ21196 TO3 NPN TRAN TH 8 4875 1/4W 10R 5% T&R RES 3 8742 4-40 X 3/8 PAN PH TAPTITE JS500 7
6989 MJL1302A TO3P PNP TRAN TK 2 4930 1/4W 10R 5% .2"U T&R RES 1 8861 4-40 X 3/8 PAN PH MS JS500 2
6990 MJL3281A TO3P NPN TRAN TK 2 2011 1/4W 11R3 1%FLAME PROOF T&R RES 2 8741 4-40 X 1/2 PAN PH MS JS500 10
6910 MJ21195 TO3 PNP TRAN TH 8 2013 1/8W 22R1 1%FLAME PROOF T&R RES 2 8827 4-40 X 1/2 FLAT PH TAPTITE JS500 4
6840 MC33078P IC DUAL OP AMP 4 2016 1/8W 39R 2%FLAME PROOF T&R RES 18 8799 #6 X 1/4 PAN PH TYPE B JS500 2
6882 TL072CP IC FET DUAL OP AMP 1 4817 1/4W 47R 5% T&R RES 2 8832 6-32 X 1/4 PAN PH TAPTITE JS500 4
6889 TL074CN IC QUAD O/A T.I ONLY 1 4637 1/8W 68R 5% T&R RES 3 8807 6-32 X 5/16 PAN PH MS JS500 3
6745 LM13600N IC XCONDUCTANCE AMP 1 4811 1/4W 68R 5% T&R RES 6 8801 6-32 X 3/8 PAN PH TAPTITE JS500 12
6444 MAC224-4 TO220 40A TRIAC 200V 2 2018 1/8W 75R 2%FLAME PROOF T&R RES 6 8829 6-32 X 3/8 FLAT PH TAPTITE BO#4 HEA 23
6467 10K 10% THERMISTOR NTC TO-92 2 4912 1/4W 75R 5% T&R RES 2 8761 6-32 X 1/2 PAN PHIL MS ZINC CLEAR 16
6489 5R0 20% NTC THERMISTOR-SURGTR 1 2019 1/8W 100R0 1%FLAME PROOF T&R RES 2 8806 6-32 X 1/2 PAN PH TAPTITE JS500 2
5200 _10P 200V 5%CAP T&R RAD CER.2"NPO 4 4602 1/8W 100R 5% T&R RES 2 8828 6-32 X 3/4 PAN PH TAPTITE JS500 7
5817 _15P 100V 2%CAP T&R RAD CER.2"NPO 2 4859 1/4W 150R 5% T&R RES 4 8809 10-32 X 1/4 PAN PH TAPTITE JS500 4
5277 220P 200V 5%CAP T&R RAD CER.2"NPO 4 2023 1/8W 220R0 1%FLAME PROOF T&R RES 3 8762 10-32 X1/2 TRUSS QUAD TAPTITE JS500 15
5211 330P 100V 5%CAP T&R RAD CER.2"NPO 8 4977 1/4W 220R 5%MINI T&R RES 1 8780 5/16-18X3 3/4 CARRIAGE BOLT ZINC 1
5206 __1N 400V 5%CAP T&R RAD .2"FLM 6 2024 1/8W 249R 2%FLAME PROOF T&R RES 9 3663 SNAP IEC PWR SOC W/.250TAB FOR .060 1
5273 __1N5 200V 5%CAP T&R RAD CER.2"NPO 4 4770 1/4W 249R 1% T&R RES 15 3752 SNAP IN 1/4 SPACER RICHCO 4
5276 __3N3 200V 5%CAP T&R RAD CER.2"NPO 4 4621 1/2W 470R 5% T&R RES 2 8656 .171 X 1/4 NYLON SPACER #SP42 2
5209 __4N7 250V 5%CAP T&R RAD .2"FLM 4 4980 1/4W 470R 5%MINI T&R RES 12 3744 SNAP IN .375 SPACER RICHCO 4
6451 __4N7 250V 20%CAP BLK 'Y' 10MM AC 1 4758 1/4W 953R 1% T&R RES 4 3741 .5 SPACER ID-.171 OD-.25 #912-500 2
5204 _10N 100V 10%CAP T&R RAD .2"FLM 4 4823 1/4W 1K 5% T&R RES 1 8657 6-32 X 3/8" HEX SPACER ALUMINUM 1
5210 _22N 100V 10%CAP T&R RAD .2"FLM 4 4934 1/4W 1K 5% .2"U T&R RES 1 8667 SHOULDER WASHER SWS-229 LENGTH 1/8 4
5840 _22N 400V 10%CAP BLK RAD POLY FLM 3 4981 1/4W 1K 5%MINI T&R RES 14 3524 NYLON SH/WASHER ID385 OD750 T060 2
6435 _22N 275V 20%CAP BLK 'X2' 15MM AC 1 5037 5.0W 1K2 5% STANDOFF BLK RES 4 3577 FIBER WASHER .625OD .380ID .03 2
5228 100N 100V 5%CAP T&R RAD .2"FLM 6 4935 1/4W 1K5 5% .2"U T&R RES 1 3436 DPDT PUSH SW PCMT H BREAK B4 MAKE 1
5314 100N 50V 10%CAP T&R BEAD X7R 1 4988 1/4W 1K5 5%MINI T&R RES 5 3587 DPDT ROKR SW QUIK 250"AC/PWR ON-OFF 1
5231 220N 63V 10%CAP T&R RAD .2"FLM 6 4791 1/4W 1K54 1% T&T RES 2 3705 4P3T SLID SW PCMT H 1
5882 220N 250V 10%CAP BLK RAD POLY FLM 4 6144 1/4W 1K91 1%MINI T&R RES 2 1328 CR12 120VAC 60HZ T'RD 1
5257 __2U2 63V 20%CAP T&R RAD .2"EL 4 6113 1/4W 2K 5%MINI T&R RES 4
5259 __4U7 63V 20%CAP T&R RAD .2"EL 6 5006 1.0W 2K7 5% T&R RES 4
5281 _10U 16V 20%CAP T&R RAD .2"NP 3 6206 1/4W 3K01 1% T&R RES 2
5629 _10U 160V 20%CAP BLK 10X13MM EL 4 6136 1/4W 3K3 5%MINI T&R RES 6
5260 _22U 50V 20%CAP T&R RAD .2"EL 14 5028 1/4W 3K74 1% T&R RES 5
5961 _33U 16V 20%CAP T&R RAD .2"NP 6 4827 1/4W 4K7 5% T&R RES 3
5880 100U 35V 20%CAP T&R .2"EL 1 4943 1/4W 4K7 5% .2"U T&R RES 1
5897 _330U 16V 20%CAP BLK 08X11MM EL 6 4982 1/4W 4K7 5%MINI T&R RES 15
5895 6800U 63V 20%CAP BLK 25X50MM ELS 8 4639 1/4W 4K99 1% T&R RES 4
4497 _10K B LIN 9MM HORIZONTAL P29 2 6141 1/4W 5K6 5%MINI T&R RES 4
4522 __4K7 TRIM POT 2 4887 1/4W 7K5 5% T&R RES 6
2432 8.0 AMP CIRCUIT BREAKE

711 30 X 50 X 1.5MIL PLASTIC BAG 1 4629 1/2W 10K 5% T&R RES 4
3820 ___4UH COIL 14AWG ZOBEL HORIZONTAL 2 4800 1/4W 10K0 1% T&R RES 2
3489 CLIP 250X032 18-22AWG DISCO/INSL 17 4940 1/4W 10K 5% .2"U T&R RES 1
3490 CLIP 250X032 14-16AWG DISCO/INSL 5 4983 1/4W 10K 5%MINI T&R RES 5
3602 RING TERMINAL 18AWG WIRE & #8 SCREW 1 6116 1/4W 10K0 1%MINI MF T&R RES 13
3618 STAR RING TERMINAL14-16AWG #10SCREW 4 5008 1/4W 14K7 1% T&R RES 4
3682 250 MALE PCB TAB REE
3410 RED ON LEFT DUAL BINDING POST TPP5 1 4979 1/4W 15K 5%MINI T&R RES 3
3415 RED ON RIGHT DUAL BINDING POST TPP5 1 4771 1/4W 17K8 1% T&R RES 6
3924 1/4" JCK PCB MT VERT 2XTIP HICURNT 2 6123 1/4W 20K0 1%MINI MF T&R RES 2
3417 6-32 SCREW TERMINAL PC MOUNT 5 POS 3 4777 1/4W 21K5 1% T&R RES 2
3405 TERMINAL STRIP 5P #6 SCREW 1 5024 1/4W 22K6 1% T&R RES 1
3416 1/4"&XLR PCB MT VERT COMBO 2 6129 1/4W 27K 5%MINI T&R RES 2

1 3451 EYELET SMALL 0.089 OD PLATED 51 5003 1/4W 30K1 1% T&R RES 2

1 5027 1/4W 9K09 1% T&R RES 2

24 4830 1/4W 15K 5% T&R RES 4

1 4840 1/4W 33K 5% T&R RES 2

5 6119 1/4W 47K 5%MINI T&R RES 6
1 4761 1/4W 60K4 1% T&R RES 4

1 4838 1/4W 100K 5% T&R RES 2

P:\M1183SCH.PRNP:\M1183SCH.PRN

SG_A

13

12

C3

330P

C12

330P

R6

4K99

C4
330P

14

U1

1/4

TLO74

R5
4K99

R24

4K99

C13
330P

9

U1

TLO74

R25
4K99

8

1/4

10

XLR-PHONE

1/4"HALF

CHANNEL_A

JB2

MONO/STEREO

XLR-PHONE

1/4"HALF

CHANNEL_B

JB1

SUGGESTED GROUNDING

IG

S

T

+XLR

R

IG

S

T

+XLR

R

CHSGNDIG

LVGND

SG_B

953R

SG_A

953R

1234

COM

953R

R1

R3

LR

M

R20

953R

R22

SW1

SW1

C1

330P

C2

330P

5678

LR

COM

M

C10

330P

C11

330P

R2

3K74

R4

3K74

R21

3K74

R23

3K74

SG_B

15R
R29

R15

100R

+17V

15R
R30

-17V

R19

100R

BY-PASS

FP

CHNL_A

1/8W

+SUPPLY

-SUPPLY

BY-PASS

FP

1/8W

TPA

TP

TPB

LVGND

C1

C1

C1

C1

C1

C1

C1

C1

TP

1

4

5

7

8

2

8

3

8

8

8

6

8

8

8

8

+17V

-17V

220NC5220N

GND

LVGND

CHN_B

C14
220N

C18

50V

100N

C21

50V

100N

C19

22U

C24

22U

R7
21K5

N.C.

R26
21K5

2

3

C6

R8
45K3

SG_A

SW1 POSITIONS

6

5

C15
220N

R27
45K3

SG_B

U1

TLO74

U1

TLO74

1

1/4

10K TAP

RIGHTMIDDLELEFT

BRIDGESTEREOMONO

7

1/4

10K TAP

P1

P2

CW

SG_A

CW

SG_B

GAIN

CONNECT AT PIN

11 OF U3

+17V

C50

100N

CONNECT AT PIN

6 OF U3

GAIN

33U

C7

C30

220N

C29

220N

-17V

33U

C16

30K1

LVGND

30K1

R9

R28

C23

10N

SG_A

C17

10N

SG_B

(6=V-,11=V+)

LM13600

1/2

5

12

U3

IABC

1

C44
15p

R10

143K

(4=V-,8V+)

6

5

U2

33078

R54
143K

(6=V-,11=V+)

LM13600

1/2

IABC

16

IABC_B

R18
143K

1/2

U3

R34

143K

2

3

D

C45
15p

7

D

U2

4

2

3

R14
150K

13

15

14

(4=V-,8V+)

1/2

33078

1

R13
249R

SG_A

GNDREF_A

R31
150K

R12
249R

MPSA56

R32
249R

SG_B

9 101112

C25

R42

25V

7K5

4U7

Q5

1M5
R11

-17V

R47

10K0
R33
249R

2

3

GNDREF_A

BRIDGE

M

STEREO

SW1

COM

LR

MONO

R41
150K

4148

D1

R17

10K0

(4=V-,8V+)

U4

1/2

33078

R40

10R

R92
4K7

Q6
BC550

1

SG_B

R16

15K

LVGND

C31

10N

Q4

LIMITER

6

OUT

5

IN

4

SW2

R71
1K

+17V

D24

4148

BC550

CLIP_A
2OHMLIMA
GNDREF_A
SIGNAL_A
SIGNAL_B
GNDREF_B

LEDA

R43
100K

6

5

D15

4148

+17V

1
2
3
4
5
6
78

(4=V-,8V+)

U4

33078

MC3

1/2

14
13
12
11
10

9

M

2OHMLIMB

7

+17V

4148

D22

SW1

COM

CLIP_B

LR

13141516

-17V

LVGND

R58
47K

D23

4148

LEDB

D13

4148

4148

D25

BC550

Q3

LVGND

1K

R70

+17V

OUT

C28

10N

LVGND

R59
100K

LIMITER

3

2

IN

1

SW2

15K

R45

R60
4K7

LVGND

D2

4148

Q7
BC550

R46
150K

25V

C22

4U7

IABC_B

-17V

R51
7K5

Q8
MPSA56

R62

0.5W

1M5

NORTH AMERICAN

P2

TB10

P1

P2

P1

POWER SWITCH

1

SW1

2

CIRCUIT
BREAKER

BR1

TB3

12AMPS

BLACK

WHITE

120 VAC 60 Hz LINE

POWER SWITCH

TB3E

CIRCUIT
BREAKER

4.5AMPS

CSA

22n

CSA

4n7

GREEN

CHASSIS

TB1E

CSA

680n

CSA

4n7

C26

C20

C26E

C20E

BLK

TB4

TB1

TB4E

TB5E

BLK

PT#1328

792VA

120VAC

BLK

TB2E

EUROPEAN SUPPLY

T1

BLK/BRN

GREY

RED

YELLOW

RED

GREY

245V

230VBROWN

.

YSL#1328E

230/245VAC

792VA

TOROID

BLUE

TB7TB5

TB9

TB6

TB8

C-TAP

GREY

RED

YELLOW

RED

GREY

1N4004

D14

3

4

3

4

1N4004

D16

DB1

13AMP

DB2

13AMP

1

2

1

2

P2

SL225R012

SG1

P1

SURGISTOR

34

PSGND

NO

RELAY1

5

COM

R38

0.5W

10K

R99

0.5W

10K

R100

0.5W

10K

0.5W

2

R37
10K

RELAY1

C40

63V

6800U

C39

63v

6800U

C38

63v

6800U

C37

63V

6800U

C+

C-

TB12

TB11

C43

63V

6800U

C42

63v

6800U

GRN GRN

EY5

C41

63v

6800U

C46

63V

6800U

EY7

TB15

TB16

EY8 B_CLIP

EY6

BLKBLK

TB19

TB20

TB13

TB14

POWER SUPPLY

TURN ON/OFF

VM+

61

Q1

MPSA06

1N4004

D10

R49
15K

C48

10U

R50
33k

16V

Q2

PSGND

VH+

VM+

TB21

TB17

VM-

VH-

C8

4U7 25V

R48

200K

BC550

R53

150K

R52

1M

RED

YELLOW

TB22

WHITE

BLUE

TB18

PG

R65
47K

4148

D12

LEDB

LEDA

BLACK

LVGND

+17V

HIGH CURRENT TO M1185 AND M1184

1.

2. Reference with a "A" suffix

3. ALL UNMARKED DIODES IN4148

STYLE

"P29"

FRONT PANEL P.C.B.

4 CONDUCTOR

4

3

RIBBON CABLE

2

1

MC4

NOTES:

TEST POINT

TP

for amplifier "A" and "B" suffix

for amplifier "B"

AMPLIFIER A SAME AS AMPLIFIER B.

CBE

MPSA56
2N5401

EBC

BC550C

BC560C

LEDB

4

3

2

LVGND

1

MC4_

+17V

MPSA93

MPSA43

EBC

YORKVILLE NAME: PCB#&VER:

OUTPUT P.C.B.

CH_A_OUT

1/4"_VERT_HI-CURRENT

SLEEVE

LEDA

GREEN

LD1

R57
3K74

POWER

470R

R56

A_CLIP

RED

LD2

0.5W

470R

R55

0.5W

RED

LD3

+AOUTPUT

RED

YEL

+BOUTPUT

2

EYE7

EYE6

2

EYE3

EYE2

CH_B_OUT

1/4"_VERT_HI-CURRENT

J3

EYE5

1

3

SLEEVE

1

3

EYE8

-AOUTPUT
BLK

J4

EYE4

EYE9

-BOUTPUT
BLK

CR12-M1183

INPUT/POWER SUPPLY

M1183.SCH_DATABASE_HISTORY

MODEL(S):­# DESCRIPTION OF CHANGEVER#DATE

1

JAN/2002

2

D

3

D

4

D

5

D

6

D

7

D

8

D

9

D

10

D

JAN29/2002

DATE: 1

M1183V1.SCH

CR12

PILOTRUN

1.00
N

V

N

V

N

V

N

V

N

V

N

V

N

V

N

V

N

V

CR12

MODELS: SCH VERSION:

.

M1183V1

SHEET OF

TITLE:

PWR_SUPPLY/INPUT

1.00

9" GREEN

ETCH

GUIDE

.005"
.008"

.012"

.020"

TB7

GRY

sec

DB2

LEADS DOWN

M1183

CR12

VER-4.00

DB1

RED

sec

TB5

sec

GRY

KBPC__-W

TB14

sec

BLU

KBPC__-W

TB8

RED

TB13

VH-

sec

BLU

TB6

R37

0.5WATT

X1

sec

6800U

#5895

10K

C37

1/2WATT

X2

J9

63V

T

R

V

R

C46

C43

T

V

#5895

#5895

LEADS DOWN

VH+

RED

sec

RED

XLR-PHONE

BLANK SIZE=15.900" X 9.300"

CHANNEL_B

R

RS

X1 X2

J1

R33

R32 249R

R11 1M5

X52

CHANNEL_A

S

X3

SS

TS

T

R34

143K

X46

249R

SW2

R

RS

X1 X2

BRIDGE-STEREO-MONO

3436

R31 150K

BLANK SIZE=15.900" X 9.300"

1M5

C29 220N

R62

C30

Q8

C22

(6=V-,11=V+)1/2

220N

MPSA56

R51

R46

7K5

150K

4U7

25V

U3

LM13600

MPSA56

D2

R41

4148

X49

150K

25V

R16

Q5

R427K5

4U7

C25

D1

4148

249R
150K

249R

C31

R71 1K

15K

10N

15k

R45

4K7

D23

LIMIT

C28

10N

R70 1K

J11

4148

R12

R14

R13

4k7

R60

R92

D25 4148

D15

4148

D13

100N

C21

sec

TB11

XLR-PHONE

S

X3

SS

TS

T

J2

#3705

X50

C17

(4=V-,8V+)

10N

X45

C45

U2

Q6

C50

BC550

4148

Q7

BC550

BC550

Q3

100K

X47

R59

M1183

X42

15p

4148

47K

DUMMY

63V

6800U

T

R

V

T

R

V

T

R

V

TB12

TO EY15

SW1

X41
X39

X40

33078

100N

X38

X37

X36

D22

14-PIN.SOCKET

MC3

R58

6800U

T

R

V

63V

6800U

6800U

63V

0.5WATT
10K

R38

30K1

R10

R47

X48

X35

PRI

T

R

P2

R28

C44

R40

R54

R43

X34

C18

C41

63V

T

R

V

V

B_GAIN

C16

R18143K

143K

10K0
143K

10K0

Q4

100K

100N

#5895

R99

10K

0.5WATT

C40

#5895

T

R

V

sec

YEL

TB15

X3

X4

X5

X6

X7

X8

10K

TAP

WIP

BOT

TOP

#4497

33U
16V

X24

10N

15p

(4=V-,8V+)

10R

R17

C24

22U
50V

BC550

4148

D24

R3039R

R2939R

X33

X32

T

R

V

6800U

R

TB16

X23

C23

U4

X31

4004

4004

63V

T

V

sec

YEL

X25

30K1

R26

X30

D14
D16

6800U

63V

T

R

V

C42

#5895

T

R

V

6800U

63V

T

R

V

VM+

RING RINGTIP TIP

X9

A_GAIN

X22

R7

21K5

C6

R9

33078

R2745K3

X26

21K5

X29

C15 220N

C14 220N

U1

X27

10K

TAP

WIP

TOP

#4497

33U
16V

C5

220N

TLO74

330P
330P

C13

X28

TPA

1

R

#5895

0.5WATT

R100

BLK

R

#5895

C39

GND

BOT

C7

220N

C4

330P

R23

C12

T

V

10K

TB9

sec

C-TAP

BLK

sec

sec

TB17

T

V

TB18

CHANNEL ACHANNEL B

EYE10

P1

C3

330P

45K3
4K99

X21

4K99
3K74

3K74

R21

X20

X19

X18

EXT_PROC

MOLP1

TB10

PRI

PWR SWITCH

38

C

GRN

EY7

CHASSIS

PSGND

TB21

BLK

EY8

GRN

EY5

BLK

EY6

ORG

sec

sec

X16

X10

R1

X15

R8

R5
R64K99

R23K74

R25

R244K99

R15100R

1

#3623

P2

SL225R012

NO2

#6489

C2

SG1

RELAY1

Q1

VM-

sec

WHT

sec

TB22

X11

X12

C1

953R

953R

330PC2330P

R20

R43K74

X17

C10

330P

R19100R

TPB

TB1

HOT

PRI

RELAY

-

+

MPSA06

Q2

BC550

TB19

D12 4148

R50

1N4004

J50

TB20

M1183

STRIP1

X14

X13

R3

R22

953R

330P

VER-4.00

C11

22U

50V

C19

MC4_

TB4

WHITE

NO1

C1

M1183

R6547K

1A(SPST-NO)

C48

16V

10U

33k

953R

CR12

PRI

PRI

TB3

C26

T

R

V

22N

250VAC

C8

25V

4U7

R48200K

R521M
R4915K

150K

R53

D10

7.5"
BLACK

EYE6

M1183

EYE5

A-OUTPUT

#3924

B-OUTPUT

M1183-4.00

#3924

EYE2 EYE3

USED BY WIRING

CHASSIS

4n7

T

R

V

100V

LD3

CLIPB

RED

CLIPA

RED

POWER

GREEN

7.5"
BLACK

7"YELLOW

F

F

EYE9

R56

1/2W

470R

+

-

+

-

+

-

F

C20

R55

1/2W

470R

LD2

LD1

EYE7

TO-BP

EYE4

M1183

R57

#3623

1

EYE8

J3

1 FOR CE C26 USE 680N

3K74

MC4

USED BY WIRING

5" RED

5" BLK

M1183

8" YEL

J4

8" BLK

PRODUCTION NOTES

USED BY WIRING

MODEL(S):­# DESCRIPTION OF CHANGEVER#DATE

1

JAN-2002

2

APR/24/02

3

MAY/21/02

4

JUN/18/02

5

.

6

JUL/04/02

7

D

8

D

9

D

10

D

11

D

P:\1183V40.PRN

M1183.PCB_DATABASE_HISTORY

VCD

CR12

1.00

2.00

3.00

4.00
.
.
V
V
V
V
V

PILOT_RUN
PC#6532_MOVE_C15,U1,C4,C5,C6
R37,R39,R99,R100_TO_#4629
PC#6549_MOVE_BOARDS_APART_MOVE_SOME
TRACES
PC#6548_MOVE_JUMPERS_X1,X2,J9
N
N
N
N
N

MOLP1
#3596 MOLEX PINS

16"RED

TERMINAL STRIP #3405

CUT LEADS BEND LEADBEND LEAD

#8800

SPACER #3741

PCB

ADD GOOP

#8828

ADD GOOP

#8828

#8800

BEND AND CUT

LEADS

METAL

BRACKET

YSL#

BRIDGE

PCB

U:\M1184V11.PRN

YS6900
YS6927

B

BOTTOM

VIEW

AMP.A CLIP SENSE

TP10

MODEL(S):­# DESCRIPTION OF CHANGEVER#DATE

1

JAN/2002

2

APR/22/02

3

D

4

D

5

D

6

D

7

D

8

D

9

D

10

D

MJL1302A
MJL3281A

MTP10N15L

MJE340

BC550C

MJE350

MTP23P06

E

ECB

GROUND

WIRES FROM POWER SUPPLY

2OHMLIMB

LVGND

+96V
TP7

VH+

TP9

-96V
TP8

VH-

M1184.SCH_DATABASE_HISTORY

CR12

1.00

1.10
V
V
V
V
V
V
V
V

CLIP_B
PROTECT

N.C.
N.C.

-17V

5V1

500mW

D29A

R135A

100K

100K

R137A

100K

D30A

500mW

5V1

PILOTRUN
CORRECTIONS
N
N
N
N
N
N
N
N

6789
5

10

4

11

3

12

2

13

1

14
MC3

+17V

R136A

SDG

TB1A

VH+

YELLOW

VM+

TB2A

VM-

VH-

GNDREF_B
SIGNAL_B
SIGNAL_A

GNDREF_A

2OHMLIMA

CLIP_A

100K

R147A

100K

PSGND

100K

100K

R148A

RED

GREEN

TB3A

BROWN

TB4A
BLACK

TB5A

ECB

Q45A
2N5401

R139A

D6A

R143A

D5A

R138A

Q46A
2N5551

R140A

47K

BC560C

CBE

+96V

+44V

10K

MPSA06

MPSA42

VH+

VM+

GND

-44V

-96V

EBC

VM-

VH-

MPSA06

CLIP_A

Q47A

2N5401

GND

2N5551

EBC

LVGND

-17V

O/PGND_A

+96V
VH+

+17V

C25A

100n
C24A

100n

GND

PSGND

R150A
4K7

Q10A

2N5401

R92A

47K

BC550

C18A

33U10V

GND

Q7

PSGND

R133A
1K

R16A
100K

R32A

249R

R29A

10K0

R14A
27K

BAV21

R130A
64K9

+44V

-44V

R17A

20K0

Q44A
MPSA42
D3A

LOW VOLTAGE SUPPLIES

R1

FP

VM+

11R3

0.5W

18V

500mW

D1

18V

500mW

D2

PSGND

0.5W

R4

FP

VM-

11R3

R30A
47K

R23A

2

3

6

5

10K0

(4=V-,8V+)

U1A

33078

R31A

249R

(4=V-,8V+)

U1A

33078

R131A
100R0

C19A

D11A

D10A

7

1/2

GND

1

1/2

D4A

R132A

BAV21

1K91

R134A
499K

R2
7K5

R3
7K5

EY1 1

Q2

R15A

1K54

10

MJF6388

C1

4U7

C2

4U7

MJF6688

33u

10V

+17V

R14

+17V

CR12-M1184

Q1

POWER AMPLIFIER BOARD

25V

25V

LVGND

-17V

+17V

R87A
4K7

R85A
4K7

C10A

D23A

25V

TP9

TP10

22u

C11A

22u

25V

R47A

220R

-17V

D22A

D24A

D25A

R86A
4K7

R88A
4K7

GND

R101A
17K8

R26A
3K01

BOTTOM CHANNEL A

MC2 1

10

-17V

CHANNEL A VOLTAGE AMPLIFIER

75R

C22A

10p

C23A

200v

10p

R24A

BC560

200v

Q30A

MJE350

4ma

Q31A

MJE340

BC550

75R

R94A

5K6

R55A

R112A
75R

Q16A

D26A

D18A

D27A

D28A

R98A

Q22A

R105A
75R

R56A

R84A

BAV21

D1A

D19A

39R

5K6

R57A
1K5

R99A
39R

D17A

BAV21

C13A

10v

Q18A

22u

BC550

D12A

R104A

1W

2K7

+44V

VM+

R97A

68R

VM-

-44V

R103A

1W

2K7

D8A

C12A

10v

1K5

22u

Q12A
BC560

R91A
2K

Q11A

BC560

Q8A
2N5551

R89A
1K

R90A
1K

Q9A
2N5401

Q23A

BC550

R93A
2K

+44V

VM+

+96V

FP

GND

10R
R7A

FP

Q29A
MJE340

68R
R96A

1

TP1

Q27A
MJE350

FP

VH+

R28
100K

R22A

10R

C2A

10u

200V

GND

VH-

-96V

120v

R70A

39R

R67A

68R

C35A

C6A

10u

10R

C3A

16v

330u

1N5

PSGND

120v

R100A

+17V

R83A
249R

Q14A

BC560

14ma

Q21A

BC550

R82A

R81A

Q15A

BC560

Q20A

BC550

R69A
249R

2R2

2R2

MC2 2

10

LVGND

MC2 3

10

+17V

MC2 4

10

CLIP_B

MC2 5

10

2OHMLIMB

MC2 6

10

TEMPB

MC2 7

10

ILIMIT_B

MC2 8

10

SIGNAL_B

MC2 9

10

GNDREF_B

MC2 10

10

RELAY_B

6

RLY1

NC

7

COM

NO

5

4

NO

COM

2

NC

RLY1

3

C9A

10v

22u

C37A

1n

R77A

15K

FP

R46A

249R

LIN

R120A

CW

TP2

2 11

R72A

47K

R45A

249R

FP

R76A

15K

C36A

1n

C8A

10v

22u

R80A
150R

4K7

R78A

3K3

R79A
150R

R71A
10K0

R68A
10K0

-17V

ILIMIT_B

C5

63V

2U2

LVGND

PSGND

Current Amplifier

PSGND

TP5TP5

R155A

470R

C43A

60mA IDLE

220P

Q28A
MJE340

4 WATTS4 WATTS

Q33A

P

MJL3281A

TP3

FP FP

R73A
22R

TP4

Q26A
MJE350

R154A

470R

D16A

D15A

C15A

16v

R1A

330u

0.5W

1R

R95A

1N4732A

220R

1WATT
4V7

D67A

C7A

16v

330u

D13A

D14A

Q32A

P

MJL1302A

3mV ACROSS TEST POINTS 9 @ 10

WHEN THE AMPLIFIER IS COLD

R49A

470R

3

R75A
39R

FP

R74A
39R

FP

4

R50A

470R

C47A

1n

BIAS ADJUSTMENT: ADJUST TRIM POT R115 FOR

D5

5

14V

500mW

D59A

14V

500mW

D58A

6

TP6

R11
1K5

R12
1K5

D6

4K7

R13A

ILIMIT_A

R64A
3K3

Q6A

A42

R61A

R63A

4K7

3K3

TESTPOINT:

+96V

1N4004

C1A

63V

2u2

D7

PSGND

R6A

220K

R11A

7K5

#

VH+

Q3

2N5401

220K
R10A

Q7A
A42

10K

R37A

1K

PSGND

PSGND

R38A

R6

D3

D4

4004

C4

R10

1M
R9

R119A

R118A

1K

4U725V

200K

Q5

R8

BC550

C31A

200v 3N3

5W

1K2

R2A

C46A

0.5W

220n120v

1R

C28A

16v 22n

Q19A

BC550

18V
500mW

14K7

D57A

R59A

2R2

R66A

2R2

R65A

BC560

4K7

Q13A

R62A

C27A

16v 22n

R5A

C44A

0.5W

220n120v

1R

5W

1K2

C32A

200v 3N3

4004

33K

R7
10K

PSGND

Temperature Sensor

(mounted under heatsink)

R36A

100v 1n5

47R

TP7

R34A

470R

R110A
1K

FP

D7A

PSGND

D9A

R58A
14K7

R111A
1K

PSGND

R33A

470R

TP8

R35A

100v 1n

39R

10K

R16

VM+

+44V

C-

18

C+

Q4
MPSA06

THERMA1

1

1

O

T

2

10K

2

LVGND

C30A

D

Q34A

N

G

S

MTP10N15L

D55A

16v

1W

R109A
39R

FP

7

1R

R20A

1R

R25A

Current Limit

VM+

+44V

R44A

60K4

R43A

BAV21

D21A

17K8
R42A

D20A

17K8

R41A

BAV21

60K4

50V

-44V
4N7

VM-

FP

MJ21195

1R

R48A

1R

R21A

8

R108A
39R

FP

16v

1W

D56A

Q35A

PSG

MTP23P06

D

C29A

249R

R40A

RLY1

10K0

R17

R106A

249R:1%

249R

C33A

R39A

R107A

249R:1%

+17V

C50A

63V

2U2

Q39A

MJ21196

MR854

D79A

Q37A

MJ21196

FP

C21A
4n7

Q43A

D77A

MR854

Q41A

MJ21195

TP9

R115A

5W

0R10

R116A

5W

0R10

10

TP10

9

TEMPA

TEMPB

+17V

1/2

1

(4=V-,8V+)

**ALL UNMARKED DIODES ARE 1N4148**

YORKVILLE NAME: PCB#&VER:

22K6

392K0

33078

10K0

R19

Q38A

MJ21196

MR854

D80A

Q36A

MJ21196

R15

U2

3

2

D21

D8

R21

9K09

10K0

R18

10K0

R20

EY4 1

EY5 1

9K09

R13

LVGND

VM+

10K
R24

6

(4=V-,8V+)

7

D9

5

U2

1/2

33078

R23

249K0

10K0

R22

LVGND

VH+

+96V

10

RED

D81A

MR854

VM+

+44V

10

YEL

500mW

27V

R25

4K7

27V

500mW

D10

PSGND

C52

100u

EY6 1

BLK

Q6

MJF6388

R26

FP

1R

EYE1

35v

EYE2

10

PSGND

6

A OUTPUT

BINDING POSTS

BP-

R113A

5W

0R10

R114A

5W

R122A

0R10

2W

3R9

C34A

200V

22n

PSGND

Q42A

MJ21195

D78A

MR854

WHT

EY2 1

10

-44V

Q40A

VM-

MJ21195

BLU

EY3 1

10

-96V

VH-

DATE: 13

APR/22/2002

M1184V1.SCH

AMPLIFIER

CR12

M1184-1.00

L+

RED

TB1

+_OUT

10u

16v

Dc Protection

33K

R145A

MT1

Q49A

G

MT2

R146A

C45A

10R

OUTPUT

L1A

4uH

R117A

5W

5R6

D76A

MR854

MODELS: SCH VERSION:

MBS4992

+9.5V COLD
+24.5V HOT

FAN_POSRED

100CFM

FAN_NEGBLK

12345

OUTPUT
JBA1

SRT

BP+

OUTPUT

FROM AMP A

MT2

Q48A

TRIAC_MAC224

MT1

G

YEL

10

EY7 1

PSGND

SHEET OF

TITLE:

FAN#1

1.10

POWER_AMP.

P:\1184CMP.PRN

D5

RELAY_B

GNDREF_B

TEMP_B

SIGNAL_B

ILIMIT_B

CLIP_B

2OHMLIMB

#4001

J1
J2

J3

M1184-3.00

R88A

J33

CR12

M1184

R12 1K5
R11
R10 10K

Q3

Q7

VER-3.00

1N5

C35A

4148

1K5

2N5401

C4

D7

BC550

SOCKET(3570)

MC3

D23A 4148

R47A

C10A

R85A

4K7

33U
16V

C18A

R87A

J30

J31
J32

J34

Q20A

R72A

100K

R13A

R67A

68R

4004

RLY1

C36A

D6

R8

4U7
25V

R28

47K

39R

R70A

4148

200K

220R

4K7

100n

C24A

16V

BC550

R81A

D4

4004

R710K

+17V

#4000

50V

22u

C19A

4K7

R29A

C25A

100n

U1A

R7A

10R

C3A

330u

1n
4K7

R79A 150R

2R2

R9

1M

33K

R6

J44

LVGND

-17V

TJ1

4148

50V

33u

16V

4148

10K0

33078

4K7

R150B

R69A

10K0

249R

R76A

15K

2R2

R82A

R120A

J35

BC550

Q5

MPSA06

Q4

D3

4004

2 OZ. CU

J4

D24A4148

D25A4148

Q23A

R101A

D22A

4K7

R86A

22u

47K

C11A

R30A

2N5551

10K0

R32A

R92A

1

1N4732A

D67A

C8A

22u
50V

D13A

4

R68A

R75A

R45A

39R

249R

J29

R78A

3K3

4K7

BIAS

R77A

15K

150R

C37A

Q14A

10K

JZD

R16

Q22A

BC550

J37

R93A

2K

R84A

BC550

75R

75R

Q9A

5K6

2N5401

R105A

R94A

R90A

17K8

1K

1K

Q8A
D10A4148
D11A

R23A

249R

249R

47K

6

D14A 4148

1N4148

W1

R74A

R46A

39R

249R

C7A

14V

D58A

16V

330u

14V

D59A

C15A

5

3K3

R80A

D15A

4148

1n

BC560

R1422K6

R13

R15

9K09

392K

R18

R24A

75R

R89A

R26A

R112A

J7

75R

3K01

100K

2N5401

Q10A

R31A

R16A

R15A

0.5W
1R

D16A
4148

4K7

A42

22R

R73A

R63A

3K3

16V

330u

220K

R6A

11

A42

R64A

220K

R10A

R106A

R40A

C9A

50V

10K0

249R

22u

R71A

R83A

R119A

R19

10K0

U2

J25

TLO72

10K0

BLK RED

EYE2 EYE1

ASSEMBLY M1184-3.00
PCB MECH M1184-3.00

VCD

R98A

J5

39R

R56A

1K5

D8A

1N4148

Q11A

BC560

J8

Q16A

BC560

R100A

20K0

10R

R17A

C29A

1n

1K54

R38A

1K2

5WATT

3

R1A

C33A

4N7

R61A

Q6A

R111A

J28

C1A

63V

2u2

R11A

4K7

18V

7K5

R62A

D57A

J26

Q7A

D21A BAV21

R44A

249R

9

R37A

1K2

5WATT

C5

D9

27V

249K0

R23

35V

100U

C52

R1

11R3

R104A

C12A

50V

BC560

1W

2K7

Q12A

R22A

R55A

R91A

R57A

2K

5K6

10R

160V

10u

160V

C6A

10u

D3A BAV21

100R0

R14A

27K

1K

1K

22n

C28A

J27

14K7

249R

1K

R21

9K09

R150A

1K

R148A

100K

100K

249R

249R

60K4
17K8

470R

Q19A

BC550

Q13A

470R

22n

1K

17K8

R43A

60K4

100K

4n7

3N3/200V

TJ2

63V
2U2

R20

10K0

10K0

R22

R131A

MPSA42

Q44A
R35A

14K7

D8

4148

TOP H-SINK

R2
7K5

D1

D2

18V

R103A

C23A

10p

22u

BAV21

D17A

BC550

Q18A

4148

1K5

C2A

R130A

64K9

1K91

R132A

39R

3N3/200V

R118A

J13

D30A

5v1

R137A

R39A

R107A

D20ABAV21

R41A

R42A

D9A1N4148

R58A

R34A

D5A

R65A

R66A

2R2

2R2

BC560

R33A
C27A

R110A

D7A4148

R59A

R139A

R135A

C21A

C31A

D29A

4148

J24

D21

R17 10K0

PCB MECH M1184-3.00

SILKSCREEN M1184-3.00

TOP H-SINK

18V

25V
4U7

C2

R3

2K7

J17

5V1

R4

R97A

1W

D28A 4148

D12A

50V

22u

C13A

10p

C22A

R134A

10

499K

D4A

BAV21

C47A

220P\200V

C32A

J11

R95A

Q46A

220R

2N5551

R138A

100K

100K

R136A

4148

J16

10K

R143A

D6A

4148

47K

R140A

100K

Q45A

Q47A

100K

2N5401

R147A

J22

47R

R36A

1n5

C30A

R25

R24

R26

7K5

11R3

METAL

MJE340

68R

R96A

METAL

250V

220n

MPSA06

J20

D10

C1

25V
4U7

Q31A

D18A4148

D19A4148

D27A4148

68R

39R

MJE350

1R

J9

1R

470R

470R

J10

R5A

J12

1R

0.5W

16V/1W

D56A

C44A

J14

J15

D55A

R109A

1R

R20A

W2

R2A

1R

220P/200V

220N

250V

J55

27V

4K7
10K

1R

J23

Q1

BE

POS-REG

MJF6388

BE

J6

NEG-REG

MJF6668

Q2

MJE350

Q27A

MJE340

D26A4148

Q29A

D1ABAV21

R99A

Q30A

R21A

R48A

R50A

R154A

MJE350

Q26A

Q32A

R108A

#6989

MJL1302A

39R

#6933

MTP23P06

SG

Q35A

Q34A

16/1W

#6752

MTP10N15L

SG

Q33A

39R

#6990

MJL3281A

J19

Q28A

R49A

MJE340

470R

R155A

470R

C43A

C46A

J21

1R

R25A

63V

2U2

C50A

BE

FAN

MJF6388

Q6

HEAT SINK TOOLING PIN

4

4

3

3

3

1

2

2

1

3

4

THERMA1

BLANK SIZE=18.650" X 9.900"

T1

MR854

D77A

Q21A

BC550

BC560

Q15A

Q37A

BLK

EY6

2 OZ. COPPER

HOLE FOR

H-SINK SCREW

WHT

EY2

VM-

Q40A

OUTPUT1

0R10

5W

Q43A

OUTPUT1

MR854

D81A

Q38A

OUTPUT1

R115A

5W

OUTPUT1

10K

HOLE FOR

H-SINK SCREW

D78A

MR854

PNP

MJ21195

EY3

BLUE

R116A

PNP

MJ21195

NPN

MJ21196

0R10

NPN

MJ21196

D76A

MR854

VH-

EY4

VH+

RED

D79A

Q42A

OUTPUT1

0R10

Q41A

OUTPUT1

Q36A

OUTPUT1

R113A

5W

Q39A

OUTPUT1

MR854

EY5

VM+

BLANK SIZE=18.650" X 9.900"

PNP

MJ21195

5W

R114A

PNP

MJ21195

NPN

MJ21196

D80A

0R10

ORG

EY7

MR854

NPN

MJ21196

YEL

HEAT SINK TOOLING PIN

T2

O/P GND_APSGND

MBS4992

10R

TRIAC

MAC224

#6444

33K

Q48A

R145A

TB1

L+

L1A

4UH

5R6

2W

3R9

J36

R146A

16v
10u

OUTPUT(+)

5W

R122A

TJ3

2 OZ. COPPER

2

Q49A

C45A

DO NOT CUT

THE LEADS OF

Q48A BEND
THEM FLAT

ALONG TRACE

#3820

R117A

22n

400V

C34A

M1184

PRODUCTION NOTES

CRITICAL ASSEMBLY NOTE

1 HEAT SINKS MUST BE INSPECTED BY

PRODUCTION ENGINEERING BEFORE ASSEMBLY

#8741 4-40 X 1/2" BOLT
#3797 THERMO PAD

1

TO3PBL DEVICE
#3501 BELL WASHER
#8793 4-40 HEX NUT

HEATSPREADER

Q33A,Q32A

PCB

PCB

#8861 4-40X 3/8" BOLT
#3846 THERMO PAD

2

T220 TYPE DEVICE

#8667 SHOULDER WASHER
#3501 BELL WASHER
#8793 4-40 HEX NUT

#8742 4-40X 3/8" BOLT

4

#3501 BELL WASHER

Q34A,Q35A

HEATSPREADER

PCB

HEATSPREADER

HEATSPREADER HEATSPREADER

PCB

MOUNTING HARDWARE FOR TO3 OUTPUTS

#8761 BOLT

TO-3 TRANSISTOR

#3815 MICA

HEATSPREADER

#8608 SPACER

MICA GREASE IS REQUIRED ON
BOTH SIDES OF THE MICA PAD

#8760 6-32 KEPS NUT

INITIAL TORQUE FOR TO-3’S IS 8 INCH/LB

FINAL TORQUE AFTER HEATSINK HAS

COOLED FROM WAVE SOLDER IS 6 INCH/LB

NOTE ALL 22u/50V MUST BE PT#5260

A

A

#3846 THERMO PAD

3

T126 TYPE DEVICE
#3501 BELL WASHER
#8861 4-40X 3/8" BOLT

#8793 4-40 HEX NUT

Q26A,Q27A
Q28A,Q29A

HEATSPREADER

HEATSPREADER

T220 TYPE DEVICE

Q1A,Q2A,Q6

ADD MICA GREASE

HEATSPREADER

A

U:\M1185V11.PRN

M1185.SCH_DATABASE_HISTORY

MODEL(S):­# DESCRIPTION OF CHANGEVER#DATE

1

JAN/2002

2

APR/23/02

3

D

4

D

5

D

6

D

7

D

8

D

9

D

10

D

CR12

PILOTRUN

1.00
CORRECT_R155B,C43B

1.10
N

V

N

V

N

V

N

V

N

V

N

V

N

V

N

V

CR12-M1185

POWER AMPLIFIER BOARD

TOP CHANNEL B

+96V

VH+

R150B
4K7

2 OHM LIMIT SENSE

R133B

R14B

1K

LVGND

R144B
100K

27K

D3B

BAV21

R130B
64K9

Q10B

2N5401

R92B

47K

R142B

20K

Q44B

A42

R131B
100R0

R132B
1K91

D4B

BAV21

R134B
499K

R141B

1K54

TP9

TP10

+96V

TP9

D29B

R135B

100K

100K

R136B

5V1

500mW

VH+

AMP. B CLIP SENSE

R137B

TP10

100K

D30B

VH-

-96V
500mW

5V1

100K

100K

LVGND

R147B

100K

100K

R148B

Q45B
2N5401

R139B

R140B

D6B

10K

D5B

R138B

Q46B
2N5551

47K

R143B

CLIP_B

Q47B

A06

BC550C

BC560C

CBE

MPSA06

MPSA42

EBC

2N5551

2N5401

EBC

YS6900
YS6927

E

B

BOTTOM

VIEW

MJL1302A
MJL3281A

ECB

MTP10N15L

MTP23P06

SDG

MJE340

MJE350

+17V

-17V

10

2

LVGND

10

3

10

+17V

4

10

CLIP_B

5

10

2OHMLIMB

ILIMIT_B

SIGNAL_B

GNDREF_B

6

10

TEMPB

7

10

8

10

9

10

10

RELAY_B

10

1

MC2

MC2

MC2

MC2

MC2

MC2

MC2

MC2

MC2

MC2

+17V

-17V

LVGND

21

THERM1

LVGND

T

10K

**ALL UNMARKED DIODES ARE 1N4148**

DATE: 23

APR/23/2002

YORKVILLE NAME: PCB#&VER:

M1185V1.SCH

MODELS: SCH VERSION:

LVGND

C18B

33U10V

C25B

100n
C24B

100n

CR12

M1185

CLIP_B

R29B

10K0

R32B

249R

-17V

CHANNEL B VOLTAGE AMPLIFIER

75R

C22B

10p

MJE350

MJE340

C23B

200v

10p

R24B

BC560

200v

Q30B

4ma

Q31B

BC550

R94B

75R

5K6

R55B

R112B
75R

1K5

R57B

Q16B
R99B

X26B

D18B

D27B

D19B

D28B

R98B

Q22B

R105B

R56B

75R

R84B

BAV21

D1B

BAV21

39R

5K6

D17B

39R

1K5

-44V

Q18B

BC550

VM+

VM-

Q12B

BC560

D12B

R104B

1W

2K7

+44V

R103B

1W

2K7

D8B

R91B
2K

Q11B

BC560

+17V

R30B

C19B

D10B

LVGND

SHEET OF

47K

33u

10V

TITLE:

C10B

25V

22u

R47B

220R

C11B

25V

22u

POWER_AMP_B

-17V

1.10

R87B
4K7

R85B
4K7

D23B

D22B

D24B

D25B

R86B
4K7

R88B
4K7

R101B
17K8

R26B
3K01

LVGND

Q8B

2N5551

R89B
1K

R90B
1K

Q9B

2N5401

Q23B

BC550

R93B
2K

2OHMLIMB

ILIMIT_B

R23B

10K0

D11B

6

(4=V-,8V+)

7

5

U1B

1/2

33078

R31B

249R

2

(4=V-,8V+)

1

3

U1B

1/2

33078

C13B

22u

R97B

C12B

22u

10v

68R

10v

FP

LVGND

FP

Q29B
MJE340

68R
R96B

1B

TP1B

Q27B
MJE350

FP

VH+

10R

C2B

10u

LVGND

C6B

10u

10R

VH-

+96V

R22B

120v

10R
R7B

120v

R100B

-96V

R70B

R67B

C35B

120v

39R

68R

1N5

LVGND

16v

330u

C3B

R83B
249R

Q14B

BC560

14ma

Q21B

BC550

R82B

2R2

R81B

2R2

Q15B

BC560

Q20B

BC550

R69B
249R

Current Amplifier

R71B
10K0

C37B

1n

R77B

R80B

15K

150R

R46B

249R

LIN

R115B

CW

4K7

R78B

3K3

R45B

249R

R76B

R79B

15K

150R

C36B

1n

R68B
10K0

R49B

470R

R75B
39R

R74B
39R

R50B

470R

C47B

220P

3

4

R154B

470R

C43B
220P.

Q28B

MJE340

TP3

R73B
22R

TP4

Q26B

MJE350

TP5TP5

60mA IDLE

4 WATTS4 WATTS

Q33B

P

MJL3281A

D16B

R95B
220R

D67B

P

D15B

0.5W

D13B

D14B

Q32B

MJL1302A

5

R64B
3K3

C15B

16v

14V

R1B

330u

500mW

1R

D59B

1N4732A

14V

1WATT

500mW

D58B

4V7

C7B

16v

330u

6

TP6

3mV ACROSS TEST POINTS 9 @ 10
WHEN THE AMPLIFIER IS COLD

4K7

R53B

Q6B
A42

R63B
3K3

TEST POINTS

R61B

4K7

TESTPOINT:

C9B

10v

22u

R155B
470R

R72B

47K

C8B

10v

22u

BIAS ADJUSTMENT: ADJUST TRIM POT R115 FOR

C1B

2u2

R6B

220K
R11B

7K5

63V

220K
R10B

Q7B
A42

R37B

1K

18V
500mW

D57B

4K7
R62B

R119B

PSGND

C28B

16v 22n

Q19B

2R2

R66B

2R2

R65B

PSGND

1K2

5W

BC550

BC560

Q13B

200v 3N3

C46B
220N250V

16v 22n

#

R118B

5W

1K2

R38B

1K

200v 3N3

C44B
220N250V

C31B

R2B

0.5W

1R

LVGND

LVGND

C27B

C32B

14K7
R59B

R5B

0.5W

1R

R34B

470R

R58B
14K7

R33B

470R

R36B

47R

R35B

39R

C30B

100v 1n5

D

Q34B

N

G

S

MTP10N15L

D55B

16v

1W

R109B
39R

VH+

7

1R

R20B

1R

R25B

Current Limit

VM+

R110B
1K

+44V

R44B

60K4

D7B

R43B

17K8
R42B

17K8

D9B

R41B

60K4

R111B

-44V

1K

VM-

1R

R48B

1R

R21B

8

R108B

VH-

39R

-96V
16v

1W

D56B

Q35B

PSG

MTP23P06

D

C29B

100v 1n

BAV21

D21B

D20B

BAV21

50V

4N7

249R

R40B

C33B

R106B

249R:1%

249R

R39B

R107B

249R:1%

Q39B

MJ21196

MR854

D79B

Q37B

MJ21196

C21B
4n7

5W

5W

MJ21195

Q43B

D77B

MR854

Q41B

MJ21195

TP9

9

R120B
0R10

R116B
0R10

10

TP10

Q38B

MJ21196

MR854

D80B

Q36B

MJ21196

R113B

5W

0R10

R114B

5W

0R10

Q42B

MJ21195

X78B

MR854

Q40B

MJ21195

TP11

11

R122B

2W

3R9

C34B

400V

22N

O/PGND_B

-44V

VM-

-96V

VH-

VH+

VM+

D76B

MR854

+96V

D81B

MR854

+44V

AMPLIFIER

OUTPUT

L1B

4uH

R117B

5W

5R6

10u

16v

EYEB1

RED

R+

RED

33K

R145B

MT1

Q49B

MT2

C45B

ECB

OUTPUT

1/4"_VERT_HI-CURRENT

SLEEVE

B OUTPUT

BP+

BINDING POSTS

BP-

B_OUT_POS

COLOR

Dc Protection

MT2

Q48B

TRIAC_MAC224

MT1

G

MBS4992

G

R146B

10R

O/PGND_B

EYEB2

BROWN

B_OUT_GND

P:\1185CMP.PRN

R85B

C18B

MTH6

R87B

4K7

50V

22u

C10B

4K7

4K7

R88B

C19B

10V

33u

R29B

U1B

C24B

C25B

J30

100n

100n

Q20B

BC550

R69B

R72B

R78B

CR12

M1185

J24

J33

MC2 #4002

RELAY_B

MTH7

D24B4148

TJ1

D23B4148

R47B

D22B4148

R86B

220R

4K7

50V

22u

C11B

R30B

33u

16V

4148

4148

10K0

33078

4K7

R150B

D67B

R1B

22u
10v

C8B

249R

10K0

R68B

R76B

15K

47K

249R

3K3

4K7

R115A

BIAS

R77B

R80A

VER-2.00

R71B

J35

J40

ILIMIT_B

SIGNAL_B

GNDREF_B

M1185-2.00

Q22B

R84B

75R

5K6

R105B

R24B

75R

R112B

75R

J7

Q10B

2N5401

1K54

R141B

D13B1N4148

A42

220K

2u2
63V

220K

R6B

A42

Q6B

R106B

R40B
C9B

4K7

50V
22u

R119B

-17V

R98B

39R

R56B

1K5

Q11B

J8

Q16B

BC560

C6B

10R

R142B

R100B

R38B

3

C33B

4148

D16B

Q7B

R10B

R63B

R61B

4K7

7K5

18V

R11B

J26

D7B 4148

R44B

R37B

R7B10R

D8B1N4148

C29B

1K2

R62B
R110B

D57B

D21B BAV21

J50

D25B4148

Q23B

Q9B

R101B

R90B

17K8

1K

47K

Q8B

2N5551

D10B
D11B
R23B

10K0

249R

R32B

47K

R92B

1

R73B

D14B 4148

4

R46B

R75B

R45B

39R

249R

J29

D58B

14V

D59B

R80B

15K

150R

1n

249R

10K0

C37B

R83B

BC560

C3B

J32

2OHMLIMB

CLIP_B

TEMPB

BC550

R93B

2K

BC550

75R

2N5401

R94B

R89B

1K

R26B

3K01

100K

249R

R31B

R144B

6

1N4732A

0.5W
1R

22R

W1

39R

R74B

3K3

C1B

C7B

330u

14V

16V

330u

16V

C15B

11

3K3

R64B

D15B

4148

R53B

Q14B

TJ2

330u

16V

1

LVGND

+17V

R104B

C12B

BC560

1W

2K7

R55B

R91B

R22B

2K

5K6

BC560

10R

10u

BAV21

100R0

R14B

27K

1K

R133B

20K0

1n

1K

5WATT

D30B

R137B

100K

249R

4N7

249R

1K

R111B

470R

Q19B

22n

C28B

BC550

Q13B

J28

J27

R33B

470R

4K7

14K7

17K8

60K4

249R

249R

100K

9

4n7

3n3/200V

1K

1K2

5WATT

2R2

C36B

2R2

1n

39R

2 OZ. CU

C23B

50V

22u

Q12B

D17B

BC550

R57B

Q18B

1K5

10u

C2B

D3B

R131B

MPSA42

R35B

Q44B

39R

3n3/200V

C32B

5V1

R39B

R107B

D20BBAV21

R41B

60K4
17K8

14K7

R34B

R66B

2R2

BC560

22n
1K

R59B

R43B

R135B

C21B

C31B

68R

R67B

J5

10p

BAV21

4148

50V

22u

1K91

R42B

D9B1N4148

R58B

2R2

R65B

C27B

R139B

Q47B

R82B

R79B150R

R81B

R70B

R103B

R97B

1W

2K7

D28B 4148

D12B

C13B

C22B

10p

R130B

64K9

499K

R132B

D4B BAV21

R50B

J11

R118B

J13

Q46B

R148B

100K

2N5551

R138B

100K

D6B 4148

D5B 4148

J16

R143B

10K

47K

100K

J17

Q45B

2N5401

100K

R36B

47R

1n5

C30B

1N5

C35B

METAL

MJE340

Q31B

68R

D18B4148

68R

R96B

D26B4148

39R

METAL

MJE350

Q30B

10

R134B

J9

1R

470R

J10

C47B

R154B

220P/200V

470R

R5B

J12

R95B

220R

1R-1/2W

16V/1W

D56B

220N

250V

100K

R136B

J15

C44B

R109B

R140B

1R

R20B

W2

MPSA06

R147B

220P/200V

470R

J20

5v1

J22

D29B

250V

DRILL DETL M1185-2.00

SOLDERSIDE M1185-2.00

HEAT SINK TOOLING PIN

J34

MJE350

3

Q27B

D19B4148

D27B4148

MJE340

3

Q29B

D1BBAV21

R99B

R21B

1R

R48B

MJE350

Q26B

39R

J14

D55B

16V/1W

39R

J19

C43B

C46B

220N

Q32B

R108B

Q34B

Q28B

R49B

R155B

J21

3

#6989

1

MJL1302A

2

#6933

MTP23P06

SG

Q35B

2

#6752

MTP10N15L

SG

Q33B

1

#6990

MJL3281A

MJE340

3

470R

1R

1R-1/2W

R25B

R2B

VM- WHT

EY2

Q21B

BC550

Q15B

BLK

EY6

PS GND

MR854

D77B

D81B

BC560

Q43B

Q38B

10K

TH1.

MTH2

Q40B

OUTPUT1

5W

OUTPUT1

MR854

OUTPUT1

R120B

Q37B

OUTPUT1

BLANK SIZE=17.500" X 9.900"

HOLE FOR

H-SINK SCREW

TJ4

PNP

MJ21195

EY3

VH- BLUE

R116B

PNP

MJ21195

NPN

MJ21196

D78B

D76B

MR854

WH+ RED

Q42B

OUTPUT1

Q41B

OUTPUT1

Q36B

OUTPUT1

R113B

5W

MJ21195

5W

0R10

MJ21195

MJ21196

0R10

PNP

R114B

PNP

NPN

MR854

D80A

MBS4992

33K

R145B

Q48B

MR854

0R10

EY4

0R10

5W

NPN

MJ21196

YEL

HEAT SINK TOOLING PIN

EY5

EY7

ORG

NPN

MJ21196

H-SINK SCREW

Q39B

OUTPUT1

D79B

MR854

HOLE FOR

O/P GND B

BLANK SIZE=17.500" X 9.900"

CRITICAL ASSEMBLY NOTE

1 HEAT SINKS MUST BE INSPECTED BY

PRODUCTION ENGINEERING BEFORE ASSEMBLY

#8741 4-40 X 1/2" BOLT
#3797 THERMO PAD

1

#3501 BELL WASHER

12

Q49B

R146B

C45B

10R

16v
10u

TRIAC

MAC224

#6444

TB1

OUTPUT(+)

B+ O/P

L1B

4UH

PART#

R117B

5W

5R6

C34B

R122B

2W

3R9

22n

400V

MTH5

J36

TJ3

DO NOT CUT

THE LEADS OF

Q48A BEND
THEM FLAT

ALONG TRACE

MOUNTING HARDWARE FOR TO3 OUTPUTS

#8793 4-40 HEX NUT

PCB

#8861 4-40X 3/8" BOLT
#3846 THERMO PAD

2

#8667 SHOULDER WASHER
#3501 BELL WASHER
#8793 4-40 HEX NUT

PCB

INITIAL TORQUE FOR TO-3’S IS 8 INCH/LB

FINAL TORQUE AFTER HEATSINK HAS

COOLED FROM WAVE SOLDER IS 6 INCH/LB

PRODUCTION NOTES

TO3PBL DEVICE

HEATSPREADER

Q33A,Q32A

T220 TYPE DEVICE

Q34A,Q35A

HEATSPREADER

HEATSPREADER HEATSPREADER

TO-3 TRANSISTOR

#3815 MICA

#8608 SPACER

MICA GREASE IS REQUIRED ON
BOTH SIDES OF THE MICA PAD

#8760 6-32 KEPS NUT

PCB

#8761 BOLT

HEATSPREADER

#8742 4-40X 3/8" BOLT

4

#3501 BELL WASHER

#3846 THERMO PAD

3

T126 TYPE DEVICE
#3501 BELL WASHER
#8861 4-40X 3/8" BOLT

#8793 4-40 HEX NUT

HEATSPREADER

PCB

T220 TYPE DEVICE

Q1A,Q2A,Q6

ADD MICA GREASE

HEATSPREADER

HEATSPREADER

Q26A,Q27A
Q28A,Q29A

HEATSPREADER

M1185.PCB_DATABASE_HISTORY

MODEL(S):­# DESCRIPTION OF CHANGEVER#DATE

1

JAN/2002

2

APR/23/02

3

.

4

.

5

D

6

D

7

D

8

D

9

D

10

D

11

D

VCD

CR12_TOP_PCB

1.00

2.00
.
.
V
V
V
V
V
V
V

PILOTRUN
PC#6533_MOVE_Q32B,Q33B,Q34B,Q35B
CORRECT_SPACING_C44B,C46B,C3B,C7B,
C15B
N
N
N
N
N
N
N

SOLDERMASK M1185-2.00
DRILL DETL M1185-2.00

2 OZ. COPPER

CR12 M1185 TOP PCB

TAB WIRE COLOURS

RED

EY 6

BLK

EY 2
EY 3
EY 4

RED
YEL

W1 TO W2 4" LONG BLK WIRE 18AWG

16AWG
18AWG

18AWG
18AWG

16AWG
16AWG
18AWG

OUTPUT +TAB 1
OUTPUT -

OP/GND ORGEY 7

VM-WHT
VH-BLU
VH+

POWER SUPPLY

VM+EY 5

2 OZ. COPPER

NOTE ALL 22u 50V MUST BE PT#5260
NOTE ADD MICA GREASE BETWEEN HEATSINKS

A

B

BLACK

RED

RED

BLACK

A

B

BLACK

RED

RED

BLACK

A

B

BLACK

RED

RED

BLACK