Yorkville MP8D Service Manual

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Manual-Service-mp8d-dr-1v5.pdf

Manual-Service-mp8d-dr-1v5.pdf

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IMPORTANT SAFETY INSTRUCTIONS

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

.

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.

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.

Risque:

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.

safety-4v0.pdf 04/29/03

Parts List 10/29/99

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

3507 28 PIN X .6" I.C DEEP SOCKET 1 5631 _22U 50V 20%CAP T&R 5X7MM .2"EL 26 4913 1.0W 1K 5% T&R RES 4
3550 44PIN PLCC SOCKET 1 5961 _33U 16V 20%CAP T&R RAD .2"NP 6 4981 1/4W 1K 5%MINI T&R RES 20
3557 84PIN PLCC SOCKET 1 5879 100U 16V 20%CAP T&R 8X7MM .2"EL 17 4996 1/4W 1K070 0.1% *** T&R RES 2
3571 28 PIN X .6" I.C. SOCKET 1 5914 100U 63V 20%CAP BLK 10X13MM EL 6 4585 1/4W 1K2 5%MINI T&R RES 18
6994 CRYSTAL CODEC 44PIN PLCC 1 5630 330U 25V 20%CAP BLK 10X13MM EL 8 4718 5.0W 1K5 5% BLK RES 4
6940 16MHZ CRYSTAL VERT 2-PIN .25"CASE 1 5887 2200U 50V 20%CAP BLK 18X27MM EL 1 4824 1/4W 1K5 5% T&R RES 5
5906 RED 3MM LED 1V9 20MA .4SPCER T&R 11 5890 5600U 100V 20%CAP RAD 35X50MM ELS 2 4847 1/4W 2K2 5% T&R RES 4
5991 RED 3MM LED 1V9 20MA W/STOP T&R 4 4583 ROT GRY 18MM 5BIT ENCODER P33 1 4626 1/2W 3K3 5% T&R RES 1
6403 ORN 3MM LED 1V7 5MA 1 4566 _10K B LIN 9MM P25 18 4793 1/4W 4K590 0.1% *** T&R RES 2
5908 GRN 3MM LED 1V9 20MA .4SPCER T&R 1 4567 _20K 5C R/A 9MM P25 16 4982 1/4W 4K7 5%MINI T&R RES 38
6425 BAV21 200V 0A25 DIODE T&R 4 4568 _50K B LIN 9MM P25 12 6128 1/4W 4K99 1%MINI MF T&R RES 33
6825 1N4148 75V 0A45 DIODE T&R 50 3999 _20K 1B LIN 30MM OPN S06 9 4862 1/4W 5K6 5% T&R RES 2
6438 1N4004 400V 1A0 DIODE T&R 10 4529 470R TRIM POT 2 4978 1/4W 6K8 5%MINI T&R RES 4
6434 6A2 200V 6A0 DIODE 4 3819 ___5UH COIL 18AWG R000 AIR CORE 2 4801 1/4W 6K98 1% T&R RES 4
6733 BAT85 30V 0A2 DIODE SCHTKYT&R 8 8674 R385 PLASTIC CORNER W TREAD 8 4887 1/4W 7K5 5% T&R RES 2
6439 1N5225B 3V0 0W5 ZENER 5% T&R 1 3467 CLIP 205X032 14-16AWG DISC/INSUL 2 4990 1/4W 8K2 5%MINI T&R RES 1
6440 1N750ARL 4V7 0W5 ZENER 5% T&R 4 3490 CLIP 250X032 14-16AWG DISCO/INSL 2 4762 1/4W 9K760 0.1% *** T&R RES 2
6436 1N753ARL 6V2 0W5 ZENER 5% T&R 1 3494 CLIP 205/187X020 14-16AWG DISCO/INS 1 4800 1/4W 10K0 1% T&R RES 3
6824 1N5246B 16V0 0W5 ZENER 5% T&R 4 3682 250 MALE PCB TAB BULK CARTRIGE 11 4983 1/4W 10K 5%MINI T&R RES 15
6463 1N5251BRL 22V0 0W5 ZENER 5% T&R 1 3498 1/4" JCK PCB MT HORZ 4 6116 1/4W 10K0 1%MINI MF T&R RES 15
6426 1N5254B 27V0 0W5 ZENER 5% T&R 1 3921 1/4" JCK PCB MT VERT STER RT SWT 11 4856 1/4W 12K 5% T&R RES 3
6738 MC7805CT TO220 P 5V0 REG V1 1 3466 RCA DUAL PCB MT VERT GOLD 24MM 3 6125 1/4W 18K 5%MINI T&R RES 18
6856 NJM7815FA TO220 P 15V0 REG IS V1 1 3925 XLR FEML PCB MT VERT 24MM U-CONT 8 6123 1/4W 20K0 1%MINI MF T&R RES 2
6857 NJM7915FA TO220 N 15V0 REG IS V2 1 3451 EYELET SMALL 0.089 OD PLATED 17 4832 1/4W 22K 5% T&R RES 2
5101 BC550C TO92 NPN TRAN T&R TB 2 3412 LOWPROFILE FUSEHOLDER 1/4" H345601 1 6129 1/4W 27K 5%MINI T&R RES 2
5102 BC560C TO92 PNP TRAN T&R TB 1 2486 1.5 AMP SLO-BLO T&R FUSE 2 6122 1/4W 33K 5%MINI T&R RES 33
5103 MPSA06 TO92 NPN TRAN T&R TA 3 2428 6.0 AMP SLO-BLO .25X1.25 FUSE 1 4794 1/4W 37K90 0.1% *** T&R RES 2
5104 MPSA56 TO92 PNP TRAN T&R TA 5 8458 10.5" STRAP HANDLE, PLASTIC COVERS 1 4908 1/4W 45K3 1% T&R RES 2
5109 MPSA43 TO92 NPN TRAN TA 2 8604 10-32 T NUT 2 4927 1/4W 47K 5% .2"U T&R RES 1
5110 MPSA93 TO92 PNP TRAN TA 2 3745 DUAL XSISTOR PBL SPRING PLATE ZN 5 6119 1/4W 47K 5%MINI T&R RES 10
5105 MPSA13 TO92 NPN DARL T&R TA 12 3804 SNAP ON 1.5" INSULATING BUSHING 1 4928 1/4W 56K 5% .2"U T&R RES 4
5122 J109 TO92 NCH JFET T&R TC 2 3803 NYLON SECUR-A-TACH MINI PLASTIC TIE 1 4848 1/4W 62K 5% T&R RES 6
6808 MJE15032 TO220 NPN TRAN TE 2 3810 4" NYLON CABLE TIE 8 4836 1/4W 68K 5% T&R RES 2
6809 MJE15033 TO220 PNP TRAN TE 2 8392 RED STYLE 1 KNOB 9 4760 1/4W 75K 5% T&R RES 2
6915 TIP102 TO220 NPN TRAN DARL TE 1 8393 GREY STYLE 1 KNOB 16 4586 1/4W 82K 5%MINI T&R RES 4
6988 MJL21194 TO3P NPN TRAN TK 2 8394 GREEN STYLE 1 KNOB 9 4929 1/4W 82K 5% .2"U T&R RES 16
6991 MJL21193 TO3P PNP TRAN TK 2 8395 BLUE STYLE 1 KNOB 10 4942 1/4W 100K 5% .2"U T&R RES 2
6798 MC4741CP IC QUAD OP AMP 1 8397 GREY STYLE 2 KNOB 1 6120 1/4W 100K 5%MINI T&R RES 1
6804 MC33079P IC QUAD OP AMP 1 8661 BUTTON KNOB FLAT GREY 1 4851 1/4W 120K 5% T&R RES 2
6840 MC33078P IC DUAL OP AMP 6 3484 8' 3/18 SJT AC LINE CORD 250WH187BL 1 4796 1/4W 180K 5%MINI T&R RES 1
6882 TL072CP IC FET DUAL OP AMP 7 3834 HEYCO #1214 STRAIN RELIEF 1 4843 1/4W 470K 5% T&R RES 1
6889 TLO74CN IC QUAD O/A T.I ONLY 6 8910 YORKVILLE PRODUCT MANUAL 1 6127 1/4W 470K 5%MINI T&R RES 2
6745 LM13600N IC XCONDUCTANCE AMP 1 8900 YORKVILLE WARRANTY CARD 2-YR UNLTD. 1 4948 1/4W 1M 5% .2"U T&R RES 5
6943 74HC374N IC OCTAL DTYPE LATCH 1 3638 12 CIR CABLE HOLDER .098 1 4845 1/4W 2M2 5% T&R RES 1
6982 27C512 PROM IC YORKVILLE 32 PROGRA 1 8800 6-32 KEPS NUT ZINC 3 4888 1/4W 4M7 5% T&R RES 1
6992 1365-102 IC DIGITAL REVERB ASIC 1 8788 1/4-20 KEPS NUT ZINC 1 4951 1/4W 4M7 5% .2"U T&R RES 8
6993 1250-101 IC SRAM 32KX8 1 3866 ELASTOMER PAD TSIL 3 1.2X6.0 2 4751 1/4W 22M 5% T&R RES 2
6477 100K 5% 1/4W THERMISTOR T&R 0.2 2 3580 12 CIR WAFER W/LCK VT 0.1" 1 3740 15" 12C-26AWG RIB 1 W/LCK HDR 098 1
5200 _10P 200V 5%CAP T&R RAD CER.2"NPO 2 3818 EMI SUPPRESSION FERRITE BEAD T&R 3 9250 .040" 48X96 5052H32 ALUM VINYL LAMI 2
5405 _27P 200V 5%CAP T&R RAD CER.2"NPO 3 4597 22AWG STRAN TC WIR JMP 42 9564 HEATSINK (RIDGE) AP812/818/DJM806 1
5203 _47P 100V 2%CAP T&R RAD CER.2"NPO 7 4599 22AWG SOLID SC WIR T&R JMP 85 9811 3/4"X4'X8' SPRUCE STAN. SHEATING 3.84
5199 100P 100V 2%CAP T&R RAD CER.2"NPO 3 5299 24AWG SOLID SC WIR RAD JMP 4 8865 4-40 X 5/16 PAN PH MS JS500 21
5196 150P 100V 2%CAP T&R RAD CER.2"NPO 4 4719 5.0W 0R18 5% BLK RES 4 8741 4-40 X 1/2 PAN PH MS JS500 1
5816 680P 100V 5%CAP T&R RAD CER.2"NPO 1 4703 2.0W 2R 5% T&R RES 4 8842 #4 X 5/16 PAN QUAD TYPE A JS500 BLK 19
5206 __1N 400V 5%CAP T&R RAD .2"FLM 1 4666 1/2W 4R7 5% T&R RES 4 8801 6-32 X 3/8 PAN PH TAPTITE JS500 9
5273 __1N5 200V 5%CAP T&R RAD CER.2"NPO 29 4605 1/8W 10R 5% T&R RES 3 8830 6-32 X 7/8 PAN PH MS JS500 2
5274 __2N2 200V 5%CAP T&R RAD CER.2"NPO 6 4686 1.0W 10R 5%FLAME PROOF T&R RES 2 8999 8-32 X 5/8 PAN PH TAPTITE JS500 9
5275 __3N3 100V 5%CAP T&R RAD .2"FLM 1 4930 1/4W 10R 5% .2"U T&R RES 4 8785 #8 X 3/4 OVAL PH TYPE A JS500 BLACK 32
5209 __4N7 250V 5%CAP T&R RAD .2"FLM 2 4709 5.0W 22R 5% BLK RES 1 8815 8-32 X 3/4 PAN PH TAPTITE JS500 2
6451 __4N7 250V 20%CAP BLK 'Y' 10MM AC 1 4995 1/4W 33R2 1%FLAME PROOF T&R RES 6 8804 8-32X1.25 PAN PH MS ZINC CLEAR 2
5204 _10N 100V 10%CAP T&R RAD .2"FLM 14 4957 1/4W 47R 5% .2"U T&R RES 16 8781 #10 X 7/8 FLAT PHIL TYPE A JS500BLK 2
5300 _10N 50V 10%CAP T&R BEAD X7R 1 4608 1/8W 75R 2%FLAME PROOF T&R RES 6 8821 10-16 X 1 3/32 TYPE B HEX W/SLOT BL 5
5205 _15N 100V 10%CAP T&R RAD .2"FLM 2 4852 1/4W 100R 5% T&R RES 9 8843 10-32 X 1 1/8 FLAT PH MS JS500 2
5207 _18N 100V 5%CAP T&R RAD .2"FLM 1 4593 1/8W 150R 2%FLAME PROOF T&R RES 6 8773 10-32 X 1 1/4 PN QD TT JS500 1"THRD 9
5210 _22N 100V 10%CAP T&R RAD .2"FLM 6 4857 1/4W 220R 5% T&R RES 11 8765 1/4-20 X 2 1/2 HEX HD MS JS500 BLK 1
5222 _33N 100V 10%CAP T&R RAD .2"FLM 2 4770 1/4W 249R 1% T&R RES 16 8607 3/16 NYLON SPACER OD 1/8 X ID .063 8
5224 _47N 100V 10%CAP T&R RAD .2"FLM 4 4780 1/8W 274R 1%FLAME PROOF T&R RES 4 8866 #6 NYLON SPACER OD.250XID.140X.187 1
5226 _68N 100V 5%CAP T&R RAD .2"FLM 1 5010 1/4W 330RX9 5% 10PIN SIP RES 1 3744 SNAP IN .375 SPACER RICHCO 1
5228 100N 100V 5%CAP T&R RAD .2"FLM 33 4950 1/4W 390R 5% .2"U T&R RES 4 3739 CUSTOM .4 LED SPACER 1
5314 100N 50V 10%CAP T&R BEAD X7R 19 4821 1/4W 470R 5% T&R RES 3 3743 SNAP ON 0.5" SPACER RICHCO 4
5230 180N 63V 5%CAP T&R RAD .2"FLM 1 4933 1/4W 470R 5% .2"U T&R RES 3 3859 1/2 PLASTIC HEX SPACER #4 10
5233 330N 63V 5%CAP T&R RAD .2"FLM 1 4799 1/4W 562R 1% T&R RES 16 3858 3/4 PLASTIC HEX SPACER #4 1
5240 680N 63V 10%CAP T&R RAD .2"FLM 1 4891 1/4W 620R 5% T&R RES 2 8657 6-32 X 3/8" HEX SPACER ALUMINUM 2
5266 680N 250V 20%CAP BLK 'X2' 30MM AC 1 4922 1/4W 620R 5% .2"U T&R RES 7 8482 3/8 1D FLAT WASHER 11
5255 __1U 63V 20%CAP T&R RAD .2"EL 2 4781 1/8W 681R 1%FLAME PROOF T&R RES 1 8818 3/4 OD X 5/16 ID X .08 THICK WASHER 1
5256 __1U 63V 5%CAP T&R RAD .2"FLM 2 4923 1/4W 680R 5% .2"U T&R RES 1 8817 #10 FLAT WASHER FOR 3/16" BOLT 9
5257 __2U2 63V 20%CAP T&R RAD .2"EL 4 4924 1/4W 750R 5% .2"U T&R RES 3 3436 DPDT PUSH SW PCMT H BREAK B4 MAKE 1
5259 __4U7 63V 20%CAP T&R RAD .2"EL 3 4925 1/4W 820R 5% .2"U T&R RES 3 3698 SPST ROKR SW QUIK 180" AC PWR BL/BL 1
5282 _10U 16V 20%CAP T&R 5X7MM .2"NP 12 4892 1/4W 910R 5% T&R RES 2 5635 1000U 35V 20%CAP RADIAL ELECT BUL 1
5260 _22U 50V 20%CAP T&R RAD .2"EL 1 4823 1/4W 1K 5% T&R RES 4 8581 CUSTOM PBL TRANSISTOR SPACER 5

U:\M1109V19.PRN

MODEL(S):­#

1
2
3
4
5
6
7
8
9
10

11
12
13
14
15
16
17
18
19
20

CHANNELS 1 TO 6

MIC

INPUT

IG

CHANNELS 7 AND 8

MIC

INPUT

IG

MODEL(S):­# DESCRIPTION OF CHANGEVER#DATE

1

96/09/04

2

96/09/17

3

96/09/26

4

97/01/09

5

97/01/09

6

MAR/4/97

7

APR/09/98

8

.

9

JAN/2000

10

OCT/24/00

M1109.PCB_POT_LIST

MP8D

P13A-H
P14A-H
P12A-H
P11A-H
P15A-H
P7
P8
P9
P10
P11

P13-P21
D
D
D
D
D
D
D
D
D

JB1A
2
1

1/4"VERTICAL

GAIN
MONITOR
BASS
TREBLE
EFFECTS
MAIN
MONITOR
EFX-MAIN
EFX-MONITOR
EFFECTS

EQ
F
F
F
F
F
F
F
F
F

C56A

R102A

35V

4K7

100u

C55A

50V

22U

RING

C54A

50V

R274A

L-BDY

4K99
4K99

L-BDY

R267A

3

JB2A
TIP

LINE_IN

C56G

R102G

35V

4K7

100u

JB1G
2

3

1

R274G

L-BDY

4K99

USE

C55G

50V

22U

4K99

L-BDY

R267G

LR

RCA

22U

C54G

50V

22U

#4567
#4567
#4568
#4566
#4566
#4566
#4566
#4568
#4568
#4583

#3999
N
N
N
N
N
N
N
N
N

R114A

R103A
4K7

R271A

L-BDY

249R

R272A

L-BDY

249R

R103G
4K7

1K

R114G

R271G

L-BDY

249R

R272G

L-BDY

249R

C76A

1K

50V
1N0

C28A
1N0

C26A
1N0

C76G

#8392
#8394
#8393
#8393
#8395
#8392
#8394
#8395
#8395
#8397

­K
K
K
K
K
K
K
K
K

IG

R269A

L-BDY

562R

50V

50V

R268A

L-BDY

562R

50V
1N0

C28G

50V

1N0

C26G

50V

1N0

IG

R269G

L-BDY

562R

R268G

L-BDY

562R

INPUTS

M1109.SCH_DATABASE_HISTORY

MP-8D

NEW

1.00
CUT_GAIN_TO_LIMIT_TO_6V

1.10
ADDED_R205-620R_TO_EFX_SND_JACK

.

CHG_D51,6V2->3V0_DEL_R115,R206

1.11
CHANGES_FOR_NOISE_REDUCTION_PER_DX

1.20
PC#5318_ADD_1K_(R119A)

1.30
PC#5683_U4_4741->33079,_U5,U6,U18A

1.40
4741->TL074

.

ADD_POT_LIST

1.50
PC#_____C70A_330u-25V->330u-16V

1.60

BOX-MIXER

DATE:

OCT/27/2003

M1009.SCH

MODELS: SCH ISSUE:

MP-8D

PCB#:YORKVILLE NAME:

M1109

AS_OFKNOBPART#FUNCTIONREF

JAN/2000
.
.
.
.
.
.
.
.
.

.
D
D
D
D
D
D
D
D
D

+24V

R270A

L-BDY

4K99

(4=V-,8V+)

6

5

U15A

33078

R273A

L-BDY

4K99

+24V

6

5

NOTE - REFERENCE DESIGNATORS

MOST PARTS IN CHANNEL 1 WITH SUFFIX
'A' WILL EXIST IN CHANNELS 2-6
WITH SUFFIXES 'B'-'F'. ANY
PARTS WHICH ARE SHARED BY
ADJACENT CHANNELS WILL HAVE THE
SUFFIX BELONGING TO THE LOWER
NUMBERED CHANNEL. i.e. IF U12A
IS SHARED BY CHANNELS '1' AND '2',
THERE WILL NOT BE A U12B.

MONITOR

R119A
100K

20K

CW

05C P14A

10U

C101A

15V

2

1/2

7

LVGND

C70A

330U16V

R115A

100R

3

LVGND

R224A

R270G

L-BDY

4K99

(4=V-,8V+)

7

U15G

1/2

33078

R273G

L-BDY

4K99

MODEL(S):­# DESCRIPTION OF CHANGEVER#DATE

1

JUN/10/02

2

.

3

JUN/27/02

4

OCT/27/03

5

D

6

D

7

D

8

D

9

D

10

D

10N

100V

C29A

47R

LVGND

1.70
.

1.80

1.90
V
V
V
V
V
V

R222A

.

TITLE:

GAIN

47R

20K

CW

05C P13A

6

5

LVGND

PC#6309_C26A-G,C28A-G,C76A-G
C103_1N5->1N0
PC#6542_R119A_1K->100K
PC#6649_Q1,Q2,Q3A_MPSA13->MPSA06
N
N
N
N
N
N

MIXER/EQ/MASTER

100U 16V

C53A

R116A

82K

U18A

TL074

R118A

82K

U18A

TL074

.

1.90

1/4

1/4

C52A

16V

100U

R104A

4148

1

7

33K

D1A

220R

R113A

Q3A

MPSA06

LEDCOM

100V 100N

R112A

4K7

1B P12A

BASS

1N5

C71A

50V

1B P11A

R101A

1K2

TREBLE

NOT_EXACTLY

AS_SHOWN

50K

CW

CW

10K

CLIP

LD1A

RED

C27A

R106A
47K

LVGND

+15V

-15V

6

5

R111A

4K7

4M7

R223A

(4=V-,8V+)

U16A

TLO72

R123A

1K2

C93A
100n

C94A
100n

LVGND

C57

35V

22u

4148

D2A

7

1/2

P15A

10K

LVGND

STYLE
"P25"

LED+15

D13

1N753A

6V2

B

CW

EFX

PT#

3999

C98A
100n

C97A
100n

C96A
100n

C95A
100n

IG

+15V

LVGND

33K

MON_CLP

R110A

18K

R120A

R117A

MAINBSS-

18K

MONBUSS+ MONBUSS+

33K

R121A

EFXBUSS-

MON_CLP

R5
470K

MAINBSS-

EFXBUSS-

C23

22u35V

EFXBUSS-

SG

2

3

1U

C62

22u35V

R29
33K

C24
47p

U7

MC4741CP

R84

820R

C46
100N

82K
R58

SG

R203

C101

4K99

R24

100N

4K7

MAIN EQ
9 BANDS

MAIN_LVL

C6

22u35V

1B P7
6K8
R23

SG

MONITOR_LVL

C8

1B P8

R22
6K8

SG

R56
18K

12

R120
10K0

13

R97

1

10K0

1/4

R86

390R

C45

P18
20K

2KHz

TL074

8

C48
47N

1/4

13

12

C47
4N7

82K
R70

SG

1B

P19
20K

4KHz

47K

R91

10

U5

9

U5

1B

SG

3N3
C51

R72

390R

1/4

TL074

33N
C52

14

C18
10N

P20
20K

8KHz

TL074

1/4

7

D50

4148

MON_CLIP

RED

LD4

R78

CLIP

+15V

220R

Q2
MPSA06

LVGND

LED_COM2

R69
10K

6

5

SG

MON_EFX

+24V

C39
100n

C40
100n

ALL UNMARKED DIODES ARE IN4148

U9

1/2

TLO72

R99
10K

R61

6K98

R60

6K98

R59

45K3

MC4741CP

1/4

7

10K0
R119

C41
100n

C42
100n

7

R55
18K

U7

50V

C103

1N0

9

10

U7

MAIN_EFX

5

6

IG

C63
100n

C64
100n

R85

620R

R62

45K3

8

1/4

MC4741CP

1B

SG
SG

10K0
R118

BEAD
R293

+5VPS

DIGNDPS

C35

35V

22u

CW

1B

R26
10R

R74
10R

P9
50K

R94

390R

C19
1N

SG

100K

U5

620R

100U

C34

100n

22u

35V

C36

R93

25V

P21
20K

SG

2

3

R87

16KHz

R90

5

6

100V

+15V

SG

U5

100K

1B

680P

C58

R88

390R

10N

-15V

TL074

R19

100R

4N7
C21

C68
47P

C67
47P

R110

1K

R27

1K

C66
47P

C65
47P

1/4

R109

PHANTOM

1

13

12

1/4"_VERTICAL

1K

R75

1K

R112
620R

TO_POWER_AMP

BSIG
BREF

AREF
ASIG

+15V

SG

-15V

+24VPS

+5VPS

DIGNDPS

+24V

R108

4K7

LD5

RED

IG

R202

10K
R20
8K2

C22

100p

14

U4

1/4

33079P

RING

MAIN_OUT

1/4"_VERTICAL

RING

1/4"_VERTICAL

RING

MON_OUT

1/4"_VERTICAL

RING

MC3 1
MC3 2
MC3 3
MC3 4
MC3 5
MC3 6
MC3 9
MC3 8
MC3 7
MC3 10
MC3 11
MC3 12

+15V

LD2

GRN

POWER

R73
1K5

C102
47N

R111
620R

JB5

JB6

AMP_A_IN

JB8

AMP_B_IN

JB7

IG

TO M1010 SHEET5

180N
C61

C60

P16
20K

500Hz

7

620R

C49
18N

1B

TL074

1/4

R89

U6

SG

47K
R67

P17
20K

1KHz

5

6

2

3

R57
56K

U6

1B

SG

10N
C44

R82

470R

1/4

TL074

1

16V
100N

R96

680N

C59

750R

C50
68N

47K
R68

9

10

U6

TL074

8

1/4

9

10

U4

33079P

8

1/4

SG

P13
20K

63Hz

P14
20K

1B

1B

125Hz

P15
20K

250Hz

1B

SG

33N
C53

R92

680R

330N

14

TL074

1/4

56K

U6

R95

12

13

33K

R200

CLIP

LD3

RED

R76

220R

Q1

MPSA06

LED_COM2

JB3

D11

4148

C100

35V

22u

D51

1N753A

3V0

33K
R80

R71
10K

R98
10K

SG

10K

CW

10K

CW

2

3

6

5

R122
10K0

TLO74

U7

R121

U4

33079P

U4

1/4

C7
47p

1

1/4

C9
47p

1/4

33079P

14

7

R31

620R

R30

620R

D10

4148

4148

R83

620R

33K
R79

D1

33K
R77

RCAJB9

LR

SG

MON_OUT-

R205
620R

RING

MAIN_CLIP

TAPE_OUT

EXF-SND

10K0

1/4"_VERTICAL

SG

1B

P10

CW

50K

P11

SG

R64

R65

20K0

20K0

123456

BIT4

BIT5

BIT7

BIT3

BIT6

DIGND

ART_OUT

ART_GNDO

DIGND

R66

6K98

TLO72

2

3

U9

R63

6K98

1/2

1

ART_IN

ART_GNDI

SG

+5VPS

DIGNDPS

BEAD

BEAD

ONE PAIR OF BYPASS CAPS ARE LOCATED WITH EACH I.C.

+5V

TO DIGITAL EFFECTS