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SERVICE MANUAL
1. Parts List (Current Model) 2. M500 Input Board · M500 Schematic · M500 PCB Layout
WEB ACCESS: http://www.yorkville.com
3. M1098 Power Amp Board · M1098 Schematic · M1098 PCB Layout 4. M520 Power Amp Board (older version) · M520 Schematic · M520 PCB Layout 5. M478 Power Amp Board (older version) · M478 Schematic · M478 PCB Layout 6. Contact Information
WORLD HEADQUARTERS CANADA Yorkville Sound
550 Granite Court Pickering, Ontario L1W-3Y8 CANADA Voice: (905) 837-8481 Fax: (905) 837-8746
U.S.A. Yorkville Sound Inc.
4625 Witmer Industrial Estate Niagara Falls, New York 14305 USA Voice: (716) 297-2920 Fax: (716) 297-3689
s-mm4-1v1.pdf 09/05/00
Quality and Innovation Since 1963
Printed in Canada
MM-4 Parts List 3/20/00
YS # 5906 6405 5908 6408 6825 6438 6827 6434 6733 6824 6463 5101 5102 5103 5104 6780 5105 5119 6810 6811 6814 6815 6988 6991 6840 6882 6884 6880 6467 5404 5203 5408 5410 5422 5423 6451 5204 5302 6435 5228 5314 5231 5255 5257 5282 5885 5961 5627 5267 5630 5869 4566 4567 4568 4522 3819 8674 3478 3489 3491 3682 3498 3523 3460 3650 3659 3451 3412 3414 2407 2409 8458 8604 3501 3745 3806 3885 3495 3795 3810 Description Qty. YS # Description RED 3MM LED 1V9 20MA .4SPCER T&R 1 3827 SQUARE BUMPER BUTTON BLACK RED 3MM LED 1V7 5MA BRT 1 3484 8' 3/18 SJT AC LINE CORD 250WH187BL GRN 3MM LED 1V9 20MA .4SPCER T&R 1 3834 HEYCO #1214 STRAIN RELIEF GRN 3MM LED 1V9 5MA FROSTED 1 3521 SIDE ENTRY PCB CONN .156 8POS 1N4148 75V 0A45 DIODE T&R 24 3538 24 PIN BREAKAWAY LOCK .156 1N4004 400V 1A0 DIODE T&R 2 3676 8 CIR CABLE HOLDER .098 1N5402 200V 3A0 DIODE 2 8793 4-40 HEX NUT ZINC 6A2 200V 6A0 DIODE 4 8800 6-32 KEPS NUT ZINC BAT85 30V 0A2 DIODE SCHTKYT&R 2 8788 1/4-20 KEPS NUT ZINC 1N5246B 16V0 0W5 ZENER 5% T&R 4 8890 1/4-20 CAGE NUT C7988142027 1N5251BRL 22V0 0W5 ZENER 5% T&R 1 3797 TO-247 THERMO CONDUCTIVE PAD BC550C TO92 NPN TRAN T&R TB 3 3830 TO218 PREGREASED MICA 56-78-2AP BC560C TO92 PNP TRAN T&R TB 2 3846 TO220 THERMO PAD LARGE HOLE 56359B MPSA06 TO92 NPN TRAN T&R TA 1 4597 22AWG STRAN TC WIR JMP T&R JMP MPSA56 TO92 PNP TRAN T&R TA 1 4599 22AWG SOLID SC WIR MPSA56 TO92 PNP TRAN TA 1 5299 24AWG SOLID SC WIR RAD JMP MPSA13 TO92 NPN DARL T&R TA 1 4749 5.0W 0R15 5% BLK RES 2N5638 TO92 NCH JFET T&R TC 1 4748 2.0W 3R9 5% T&R MJF15030 T221D NPN TRAN TJ 1 4686 1.0W 10R 5%FLAME PROOF T&R RES MJF15031 T221D PNP TRAN TJ 1 4875 1/4W 10R 5% T&R RES MJF6668 T221D PNP TRAN DARL TJ 1 4816 1/4W 33R 5% T&R RES MJF6388 T221D NPN TRAN DARL TJ 1 4995 1/4W 33R2 1%FLAME PROOF T&R RES MJL21194 TO3P NPN TRAN TK 1 4604 1/4W 33R2 1% T&R RES MJL21193 TO3P PNP TRAN TK 1 4811 1/4W 68R 5% T&R RES MC33078P IC DUAL OP AMP 1 4735 1.0W 100R 5% T&R RES T&R RES TL072CP IC FET DUAL OP AMP 3 4852 1/4W 100R 5% NE5532N IC DUAL OP AMP 3 4987 1/4W 120R 5%MINI T&R RES 4N35 OPTO-COUPLER 1 4859 1/4W 150R 5% T&R RES 10K 10% THERMISTOR NTC TO-92 1 4770 1/4W 249R 1% T&R RES T&R RES _27P 100V 10%CAP T&R BEAD NPO 2 4945 1/4W 270R 5% .2"U _47P 100V 2%CAP T&R RAD CER.2"NPO 1 4780 1/8W 274R 1%FLAME PROOF T&R RES T&R RES _47P 100V 10%CAP T&R BEAD NPO 2 4950 1/4W 390R 5% .2"U T&R RES 100P 100V 10%CAP T&R BEAD NPO 1 4821 1/4W 470R 5% __1N 50V 10%CAP T&R BEAD NPO 10 4799 1/4W 562R 1% T&R RES __1N2 50V 10%CAP T&R BEAD X7R 1 4891 1/4W 620R 5% T&R RES __4N7 250V 20%CAP BLK 'Y' 10MM AC 1 4781 1/8W 681R 1%FLAME PROOF T&R RES T&R RES _10N 100V 10%CAP T&R RAD .2"FLM 2 4869 1/4W 750R 5% _15N 50V 10%CAP T&R BEAD X7R 1 4758 1/4W 953R 1% T&R RES _22N 275V 20%CAP BLK 'X2' 15MM AC 1 4823 1/4W 1K 5% T&R RES T&R RES 100N 100V 5%CAP T&R RAD .2"FLM 5 4824 1/4W 1K5 5% 100N 50V 10%CAP T&R BEAD X7R 12 4808 1/4W 2K 5% T&R RES 220N 63V 10%CAP T&R RAD .2"FLM 1 4705 2.0W 2K2 5% BLK RES __1U 63V 20%CAP T&R RAD .2"EL 1 4847 1/4W 2K2 5% T&R RES T&R RES __2U2 63V 20%CAP T&R RAD .2"EL 2 4826 1/4W 3K3 5% _10U 16V 20%CAP T&R 5X7MM .2"NP 1 4774 1/4W 4K12 1% T&R RES T&R RES _10U 100V 20%CAP T&R AXIAL EL 2 4827 1/4W 4K7 5% _33U 16V 20%CAP T&R RAD .2"NP 5 4639 1/4W 4K99 1% T&R RES _47U 10V 20%CAP BLK RAD NP 2 4778 1/4W 5K36 1% T&R RES 100U 25V 20%CAP T&R RAD .2"EL 5 4828 1/4W 6K8 5% T&R RES 330U 25V 20%CAP BLK 10X13MM EL 1 4787 1/4W 7K960 0.1% *** T&R RES T&R RES 4700U 63V 20%CAP BLK 25X40MM ELS 2 4829 1/4W 10K 5% T&R RES _10K B LIN 9MM P25 2 4983 1/4W 10K 5%MINI _20K 5C R/A 9MM P25 4 4953 1/4W 12K 5% .2"U T&R RES T&R RES _50K B LIN 9MM P25 2 4830 1/4W 15K 5% __4K7 TRIM POT 1 6123 1/4W 20K0 1%MINI MF T&R RES ___5UH COIL 18AWG R000 AIR CORE 1 4902 1/4W 24K 5% T&R RES T&R RES R385 PLASTIC CORNER W TREAD 8 6122 1/4W 33K 5%MINI T&R RES CLIP 205/187X032 18-22AWG DISCO/INS 2 4868 1/4W 36K 5% CLIP 250X032 18-22AWG DISCO/INSL 1 4794 1/4W 37K90 0.1% *** T&R RES CLIP 205/187X020 18-22AWG DISCO/INS 1 4834 1/4W 47K 5% T&R RES T&R RES 250 MALE PCB TAB BULK CARTRIGE 7 4837 1/4W 82K 5% T&R RES 1/4" JCK PCB MT HORZ 5 4942 1/4W 100K 5% .2"U 1/4" JCK PCB MT HORZ GOLD T__ 1 6120 1/4W 100K 5%MINI T&R RES RCA DUAL PCB MT VERT GOLD .475" 2 4839 1/4W 150K 5% T&R RES XLR ADPT PCB MT 4 4841 1/4W 220K 5% T&R RES XLR FEML PLASTIC 4 6135 1/4W 270K 5%MINI T&R RES EYELET SMALL 0.089 OD PLATED 18 4845 1/4W 2M2 5% T&R RES LOWPROFILE FUSEHOLDER 1/4" H345601 1 3610 10" 9C-26AWG RIB 3/4" NOTCH 0.1" INTERNATIONAL PC MOUNT FUSEHOLDER 4 9010 16GA COLD ROLLED STEEL 4X8' SHEET 2.5 AMP SLO-BLO .25X1.25 FUSE 1 9065 14GA SATINCOAT STEEL 4X8 SHEET 6.0 AMP FAST-BLO .25X1.25 FUSE 2 9565 MM-6/SR-300 RAW HEATSINK 10.5" STRAP HANDLE, PLASTIC COVERS 1 9811 3/4"X4'X8' SPRUCE STAN. SHEATING 10-32 T NUT 2 8865 4-40 X 5/16 PAN PH MS JS500 B52200F006 COMP WASH #4 SMALL 2 8741 4-40 X 1/2 PAN PH MS JS500 DUAL XSISTOR PBL SPRING PLATE ZN 1 8842 #4 X 5/16 PAN QUAD TYPE A JS500 BLK RECTANGULAR WASHER FOR TRANS SUPPRT 2 8801 6-32 X 3/8 PAN PH TAPTITE JS500 XSISTOR SPRING CLIP TO-220 2 8824 8-32 X 5/16 PAN QUAD TAPTITE JS500 1/8" HEATSHRINK POLYOLEFIN 0.015 8802 8-32 X 3/8 PAN QUAD TPTTE JS500 #8 GROUND LUG ZIERICK 505-169 1 8785 #8 X 3/4 OVAL PH TYPE A BLACK OXIDE 4" NYLON CABLE TIE 3 8781 #10 X 7/8 FLAT PHIL TYPE A JS500BLK Qty. YS # 3 8843 1 8770 1 8765 1 8607 0.333 3739 2 8664 2 8667 2 8818 1 3698 4 1398 2 2 2 33 44 5 2 1 1 2 3 2 2 1 2 4 1 2 8 1 2 3 3 8 1 1 1 1 2 1 2 2 3 1 3 5 12 1 2 1 3 1 1 2 1 1 1 1 1 12 6 1 1 2 1 1 1 1 2.56 0.25 0.25 3.59 1 2 4 10 7 8 32 2 Description 10-32 X 1 1/8 FLAT PH MS JS500 1/4-20 X 1 5/16 TRUSS PH MS JS500 1/4-20 X 2 1/2 HEX HD MS JS500 BLK 3/16 NYLON SPACER OD 1/8 X ID .063 CUSTOM .4 LED SPACER 4-40 X O.5 SWAGE SPACER (ROUND) SHOULDER WASHER SWS-229 LENGTH 1/8 3/4 OD X 5/16 ID X .08 THICK WASHER SPST ROKR SW QUIK 180" AC PWR BL/BL 125VAC 62VSEC T'RD Qty. 2 4 1 8 2 1 2 2 1 1
U:\M500V71.PRN
R11D R10D R10C CONNECTED TO CHANNEL 4 OUTPUT CONNECTED TO CHANNEL 2 OUTPUT 47K R11B 47K D5D R11A 47K D5B R11C D5A 47K R14 D5C 47K D3 R25 LO 50K
CW
V+ CLIP LED LD1
RED
R15 1K Q1 MPSA13 C10 100n
NOTE:
ALL UNMARKED DIODES ARE IN4148
R37 220K 24K R17 4K7
R16 36K D2 D1 D5
D4
R36 82K
JB1A 2 MIC 3 INPUT 1 IG R1A JB2A 1 LINE_IN
S
C1A SG R3A 249R 1n R5A 562R 2 1 3 R2A 4K99 R4A 249R R6A C2A 562R 1n SG U1A
1/2
R9A 16v C3A 33u R7A 4K99 100R
GAIN 20K
CW
R18 2K2 C4A 16V 100u R10A 82K 2 1 3 U2A
1/2
B1 P3
= AC VOLTAGES WITH TONE CONTROLS FLAT 1K Hz I/P WITH GAINS AT MAXIMUM
05C P1A MASTER VOL. R12A 4K7 10K C9 47u
CW
R22 6K8 C8 47p 2 3 U5
1/2
MID 50K
CW
R20 47K R21 3K3 C7 47p R19 82K R23 2K2 C12 1n R27 2K R32 2K 6 7 5 U5
1/2
+V R47 1K8 LD2
GREEN
1.3V POWER ON LED R26 10K R30 10K
4K99 3 5
R T
5532 R8A 4K99 SG SG
B1 P2 R13 6K8
B1 P4 15n C11 HI 10K
CW
0dB
NO_GOLD 2
4
6
TL072
R29 470R
1.3V 1 5532 C1 47u R24 1K
5532 2 1 3 U6
1/2
B1 P5
R28 620R
These caps are placed on each channel between pin 4 and pin 8 of the 5532 and that channel's XLR ground. This is for RFI rejection.
+15V C15 100n VC3 100n SG C2 100n C4 100n SG C14 100n C16 100n SG R9C 16v R5C 562R 2 1 R10C 33u R7C C3C 4K99 100R C5 100n C6 100n SG GAIN 20K
CW
C13 100n
C19 100n
TL072
JB1C 2 MIC 3 INPUT 1 IG C1C SG R3C 249R 1n
EFX SEND 6 C4C 16V 100u
T
EFX LOOP
EFX RETURN GOLD 2 TIP S JB4 1 4
R
05C P1C
4
R
2
S
6
T
5 U3A
1/2
3
1 JB3
3
5
10u
C20 16V
R31 47K R34 5 6
C21 27p R33 150K TL072
1/2
33K
UNBAL-I/P RCA
3
-40
2 3
82K 1 U4A
1/2
1.3V
R1C R4C R6C C2B 562R 1n SG 33K R2C 249R
5532 R8C 4K99 SG SG
U6 R35
7 1.2V
R12C
RCA UNBAL-I/P
TL072
0dB
4K7
MPSA13
47K
R12B 4K7 R12D 4K7 V-
150K C22 27p
EBC
STYLE "P25"
V+ 10u 25v C23 C24 10V 10u TO POWER AMP.
CLIP AMP-REF AMP-IN -15V GND +15V
M500.SCH_DATABASE_HISTORY
MODEL(S):# DATE
1 2 3 4 5 6 7 8 9 10 JUN/27/94 OCT/17/94 . NOV/18/94 . OCT/23/95 . . MAR/23/99 JUN/03/99
MM-4 VER# DESCRIPTION OF CHANGE
5.40 5.50 . 5.60 . 6.00 . . 6.10 7.00 PC#4637 R25 FROM 62K TO 24K PC#4653 REMOVED AC SECONDARY FUSES, AC CAPS AND THERMAL BREAKER . PC#4704 REPLACE CHAN 3 PHONE JACK WITH RCA JACKS. . ALL POWER SUPPLY COMPONENTS . REMOVED AND EXTRA OP AMP ADDED . TO MATE WITH M1098 . I/P_CIRCUIT_CHANGED_SAME_AS_M522 CLIP_CIRCUIT_CHANGED
11 JUN/17/99 12 13 14 15 16 17 18 19 20 21 22 23 24 25
7.10
MASTER VOLUME 50K->10K R12A,B,C,D 10K->4K7 U5 TL072->5532
V
N
DATE: JUN/17/99 YORKVILLE NAME: M500.SCH
MODELS: PCB#&VER:
MICROMIX_MM-4 M500
SCH ISSUE:
7.10
TITLE: 4_CHANNEL_MIXER
R15 R14 C10 D1 D3 D2 R37 R16 R36
SHEAR
WC3
WC2
C8
PT#8664
R1C 47K 20K 20K
"020. "210. "800. "500. . PART#4567 GAIN . PART#4567 GAIN
C13 C7
PT#8664
4148
R2D 47K
47K R2C
R1D 47K
1K 47K 100N
4148
100N 47P
J42 J41
5532
J40
J31
R47
J33
J32
GUIDE ETCH
P1C
. PART#4567 GAIN
47P
6K8 R13
4148
LD2
C9
1B PART#4566 MASTER
R19
R25
P1A
P2
4 1/2" BLACK
1K5
J28
47U 10V 1K R24
Q1 C
J10 J11 J12
47K 2K2 R20 R18
J1 J2 J3
J4 J5 J6
J7 J8 J9
24K
WHT
WHT
1N
B
R23
C12
#3460
R21 3K3
4 1/2" BLACK
4 1/2" YELLOW
RED
RED
R17
6K8
2K2
FUNCTION #3650
FUNCTION #3650
FUNCTION #3650
FUNCTION #3650
R22
50K
50K
10K
LINE_IN
LINE_IN
TAPER PART#4568 BASS
P3
1B PART#4568 MID
P4
1B PART#4566 TREBLE
47K
R34
JB1A
JB1B
#3460
C11 15N J26
C1
4K7
J23
J22
P1B
P1D
10V 47U
MPSA13
4148
82K
TAPER PART#4567 GAIN
G
SP
4148
D5
U5
220K 36K 82K
20K
20K
LD1
10K
D4
4 1/2" YELLOW
JB3
JB4
P5 10K J19 2K J18 2K 620R
GOLD_T
EFK_RET
EFX_SEND
25V R9A 100U 100R R10A 82K JB2A C1A 1N C2A 1N
JB2B
JB2D
J14 J15 J16 J13
R2A 4K99 4K99 R1A
R2B 4K99
4K99 R1B
R10D
J17
J36 R9C
25V 100U
J48 82K 100R R9B
U3 TL072 U4
J37 82K
C4C
JB2C R9D 100R 1N 1N WC2. R11C 249R 249R 82K 4K7 C16 100N
6 1/2" BLACK
249R 249R 4K7 R12A
100R
R11A
100N
TL072
25V 100U 249R 1N 249R J29 C4D J35 WC3. 1N
SIG_GND SIG_OUT +15V J25 GND -15V
R33 150K 27P C21 R26 R27 R32 R28
249R
249R
R29 R30
J62
C1B 1N C2B 1N
C2C
R10B
R5B
47K
R3D
C1D C2D
R3B
R4B
4K99 562R 562R J43 47K
R3A R4A
47K R11B
C3B
5532
R4D
33u 16V C3A
100V 10U
5532
4K99 562R 562R R6B
4K99
R3C R4C R10C R12C
R7D 4K99 R8D 4K99
562R
R7A 4K99 R6A 562R R5A 562R J53
J45 J44
J54
C24
PART# #3521
3676
J51
J56
562R
R11D 47K
100N
C23
C3 100N R7B
R7C R6C R5C
D5A J52
4148
R8A
100N J38 100N
R5D
WC1
U1 C15 100N J50 100N C2
R12B
1
MX1. 8POS.RT.ANGLE_MOLEX
AMP-IN AMP-IN
R6D J59 4K7
CLP2
AMP-REF. AMP-REF.
+15V +15V
4148
R8B
D5C J39 J58
-15V -15V
4148
SG SG
C22
33u 16V
J34 J60 J61
C3D 33u 16V
10U 100V
PART#
J24
33u 16V
VER 9.00
C19 100N
C3C
C1C
R35 150K 27P J55
J27
M500
TJH2
SHEAR
4148
D5D
GREEN WIRE
4K99 R8C
R12D
00.9-005M
TO_M1098
MODEL(S):- MM4VCD # DATE VER# DESCRIPTION OF CHANGE
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 JUN/23/94 . JUN/27/94 OCT/17/94 . NOV/17/94 . JUN/15/95 . OCT/11/95 OCT/31/95 . MAR/31/99 . JUN/08/99 JUN/17/99 . D D D 6.00 . 6.10 6.20 . 6.30 . 7.00 . 7.10 . . 8.00 . 9.00 . . V V V
M500.PCB_DATABASE_HISTORY
POWER_SUPPLY_COMPONENTS_ADDED_FOR NEW_POWER_PCB_M520 PC#4637_R25_FROM_62K->24K PC#4663_REMOVED_AC_SECONDARY_FUSES AND_AC_CAPS PC#4704_CHAN_3_PHONE_JACK_REPLACED BY_RCA_JACK PC#4822_ALL_POWER_SUPPLY_COMPONENTS REMOVED_TO_MATE_WITH_M1098_PWR_AMP MOLEX_MOVED_AT_REQUEST_OF_B.A. U4_TL071->TL072_OP_AMP_ADDED_FOR EXTRA_GAIN_NEEDED_FOR_M1098 PC#_____POT_STYLE_CHANGED_INPUT CIRCUIT_ALTERED_SAME_AS_MM6 PC#_____CLIP_CIRCUIT_REDONE R12A,B,C,D_10K->4K7_MASTER_VOLUME 50K->10K_U5_TL072->5532 N N N
00.9-005M .TED LLIRD
00.9-005M EDISREDLOS
SHEAR
SHEAR
PRODUCTION NOTES
M500.PCB_POT_LIST
MODEL(S):- MM-4
REF
P1A P1B P1C P1D P2 P3 P4 P5 R R R R
FUNCTION PART# KNOB
CHAN1_GAIN CHAN2_GAIN CHAN3_GAIN CHAN4_GAIN MASTER BASS MID TREBLE F F F F #4567 #4567 #4567 #4567 #4566 #4568 #4568 #4566 P P P P #8704 #8704 #8704 #8704 #8703 #8705 #8705 #8705 K K K K
AS_OF
JAN/2000 . . . . . . . N N N N
STYLE "P25"
SHEAR
TJH1
J57 4K7 D5B
4K99
C14
C5
C6
"80 ETCH0. "210 GUIDE. "020.
25V C4B 100U U2
470R 10K J21
TL072
C4
47K R31
C4A
10u C20 16V
"500.
U6
SHEAR
R
SP
3610
P:\500V90.PRN
SHEAR
M500
SHEAR
+16V_BAT +15V 4N35 B
6
6 +45.5V
T
4
R
2 OUTPUT
S
D16
A
1
D17 100K R5 4148 D28 R19 120R D2 R45 390R C2 47pF C11 1n D1 +.67V 750R R15 Q2 BC550 270R R14 D3 BAT85 100n C4 150R R27 R50 270K Q15 BC550 +16V_BAT 10R 33R R48 PIN 8 U1 PIN 4 U1 33R R46 -16V_BAT Q5 MPSA56 C5 100n D4 -.58V 5 390R R10 -.85V 33078
1/2
150W/4R
C
5 4
D15 D14
C E NC
2 3
R20 274R
R21 33R2 Q6 BC560 +.60V
33R R29 D7 4148 Q9 MJL21193 Q8 MJE15030 R30 2K2
2W
5 6
T
3 4
R
1 JB1 2 OUTPUT
S
U2 TLP62_ OPTOLED 1.2 VRMS CONNECT TO M500 PREAMP PCB MX1 1 2 CLP2 AMP-REF. 3 4 AMP-IN 5 +15V +15V SG 6 AGND 7 -15V -15V 8
D13
150W/4R
1N5402 D11 WC2 AGND
5
3
1 JB2
WC1 L1
WC1. 5uH
AGND
681R R4 C9 100p
1
R37 C8 220n 0R15 R31 16V 1N5246A D8 C6 25V 330u R38 3R9 AGND
5W 2W 1W
C1 16V 4K12/0.1% 33u R1 37K9 R2 Q14 2N5638 AGND
2 1 3 U1
1/2
3
BC560 Q1
Q4 MPSA06 R25 4K12/1% D5 4148
10R
33078 953R R44
R3 C24 10K R8 R16 +45.5V
1W
R49
10N 10R C10 R47
D30 4148
T 10K
D6 4148 R26 AGND 4K12/1% 150R R28
+15V MJF6388 Q12 R39 470R C15 100n C16 100n R40 470R Q13 MJF6668 -15V AGND
100R 15K R32 C14 100n AGND 16V 500mW D26 16V 500mW D27 AGND 15K R34 R17 -45.5V
1W
C3 63V 2u2 R9 4K7
CW
A Q3 MPSA56
10N
5W
R51 33K
RT1
7K96
0R15 R33
16V 1N5246A D9
C7 25V 100u
25.4 VRMS 150 WATTS @ 4R GAIN = 20
2
R18 5K36 -.58V Q10 MJ15031 Q11 MJL21194 D10 4148 68R R36 -45.5V -16V_BAT
2W
12K R11
BAT85 390R 7 R13 C12 1n2 Q7 BC550 R23 274R R24 33R2
1N5402 D12 R35 2K2
U1
6
100n C17
20K R12
100K R6
4148 D29
100R ENCLOSE CIRCUITRY IS OFF-PCB. 2.5A-SB BLACK F3 SW1 22n CSA C23 GREEN WC5 4n7 CSA C22 TB2 CHASSIS 120V A.C 60HZ LINE 60Hz 150VA #1396 TB1 6A-FB (35.5VAC) F2 TB4 TB3 TB5 T1 F1 (35.5VAC) 6A-FB D18 +45.5V PX6A02 D19 PX6A02 PX6A02 TB6 AGND TB7 AGND D20 PX6A02 D21 4004 D22 4004 D23 BRN/BLK BROWN T1.6A GR/YEL BLUE SEMKO APPRVD SWITCH PT#3702 4n7 C22 680n C23 245V F1. F6,3A NOTES: 1. ADJUST R9 FOR 3.0 mV BIAS ACROSS TP1 AND TP2 BCE F6,3A F2. 2. Q3 IS THERMALLY COUPLED TO HEAT SINK 3. B CE R41 2K2 D24 5251B 22V 25V 2u2 C20 R42 10K AGND C18 4700u 63V WC2. C19 4700u 63V -45.5V
WC3
AGND R43 2M2 D25 25V 2u2 C21 AGND
MJF6388
MJF6668
2N5638
MPS-A56/A06
BC550
BC560
DSG BCE BCE
EBC
CBE
CBE
WHITE
MJL21194 MJL21193
MJE15031 MJE15030
M1098.SCH_DATABASE_HISTORY
MODEL(S):# DATE
1 2 3 4 5 6 7 8 9 10 MODELS: PCB#&VER: JUL/05/95 . FEB/12/96 D JUN/04/98 JAN/11/99 . MAR/08/99 JUN/08/00 AUG/31/00 MM-4_MM-4CE M1098
MM-4 VER# DESCRIPTION OF CHANGE
1.10 . 1.20 . 1.30 1.40 . 1.50 1.60 1.70 . PC#4850/4851 DELETE R7, C13, . R19 510R TO 120R ADD D26,D27,R45 . PC#4971 ADD BATTERY BYPASS CIRCUIT . CORRECT AC CAP CE_XFMR_1298E->1398E_TOROID THERMISTOR_100K->10K_ADD_R50,R51, Q15 ADD_D30 NA_FUSE_3A-SB->2.5A_SB PC#6205_NA-XFMR_#1298->#1396 SCH ISSUE: 1.70
BRN 230V 230/245VAC 50Hz 177VA PT#1398E BLUE EXPORT AC PRIMARY
TP
TEST POINT YORKVILLE
DATE: AUG/31/00 NAME: M1098
TITLE: AMPLIFIER_150W
Q3
TB3
250TAB
Q12 +15V MJF6388
Q13 -15V MJF6668
#8607 SPACER A56
B C23
E
B
E C1 D14 33u 16V R1 4K12/0.1% 37K90 R3 7K96 R4 681R C9 100p D1 4148 4148 D2 #6810 C11. C2 47p D17 U1 MC33078 R8 R19.
390R R10
BLK_XFMR
XFMR
RTV
R39 J2 470R R32 15K J3 C15 100n J4 100n D26 IN5246 C14 C16 100n 100n C17 470R J5 J6 15K IN5246 R34 J7 D27 R17 1W 100R 4700u 63V RTV PART#5869 D20 PX6A02 PX6A02
BAR DOWN BAR DOWN
MJL21193
#6991
MJL21194
#6988
00.5-8901M
#6811 Q11 MJE15031 D10 Q10 B E TP2 D4 BAT85 C5 100n R23 274R 33R2 Q5 R24
16V
R31 R30
BLK_AC TB4 NOTES SEE . . TB2
XFMR
4148 4148 4148
D16
4N7 250VAC
C22
Q3 10K 120R 1N 4K7
MJE15030
390R
D28 R13 D3 D7 D29
390R
RT1 10K Q15D30 R18 BC550 5K36 2K2 2W R35
4148
R37
R45
B
E Q8 R29. TP1 33R R27 150R
4148 4148
Q9
4148
OUTPUT WIRE FOR MM-4
R36 68R
FUNCTION
O/P 10R 1W L1 PART#
1N5402 1N5402
BAT85
J18
0R15 5WATT
250TAB
D21
#6434
#6434
J15 J16 4K12/1%
PART#5869
R26
D12
IN4004
4700u 63V
WC2. WC3
D22
1W 100R
PX6A02
BAR DOWN
R25.
J14
J1
R16
XFMR F1 CSA-6A-FB/125V . #3414 . . CE-F6,3A/230V
D18
BAR DOWN
RTV.
PX6A02
#6434
953R J10 C21
WC1
J9
C24 10n
10n C10
O/P
AGND
AGND
XFMR
TB7
. CE-F6,3A/230V
22V
10K
D24 R42
CLP2
-15V
AGND
+15V
1u C20 25V
AMP-IN
RED_SEC2
F2 CSA-6AFB/125V . #3414 .
IN4004
WC2
D23
YELLOW
BROWN
1N4148
2K2
2M2
2u2 25V
TO_PRE-AMP
M5XX
R6 10R R49
BC550 33R R48 100K
BC550 R33
D19
Q14
#6434
R41 D25 R43
C6 33R R46
D8
D9
4148 4148
100K R5
Q2
16V 330u
4148
R2
D6
2N5638 AGND
R15 D13 D15 R44
D11
J8
Q4 MPSA06
220n
RTV
4N35
TB6
U2
J12 J13 750R
Q1 2u2 63V BC560
R12 270R R14 12K 20K R11 C4.
OUTPUT
OUTPUT
R51 R50 R21
16V
33K 270K BC560 33R2 274R R20 Q6 Q7
100u 25V C7
R38 3R9 1W
C8
BLK_XFMR TB1 TB5 RED_SEC1
RTV
XFMR
R40
J11
5uH
YEL._C-TAP
C18
U2A
R9
C12.
C3
1N2 100N
5W 0R15
TLP62_
A56 R28 150R 4K12
4148
WHT_AC
2K2 2W
C19
RTV
J17
VCD
1 2 3 4 5 6 7 8 9 10 11 JUL/06/95 . NOV/02/95 . . . DEC/06/95 . . FEB/09/96 AUG/25/98 2.00 . 3.00 . . . 3.10 . . 3.20 4.00
ASSEMBLY PCB MECH
M1098-5.00 M1098-5.00
00.5-8901M EDISREDLOS
# 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 DATE VER# OCT/19/98 . JAN/11/99 . JAN/25/99 . MAR/08/99 5.00 D V D V D V D V D V D V D V D V D V D V D V DESCRIPTION OF CHANGE PC#5854_MOVE_C2_AWAY_FROM_U1 REPLACE_THERMISTOR_ADD_R50,R51,Q15 PC#5908_ADD_TLP621 MOVE_C19_ADD_D30_TO_THERM_CIRCUIT N N N N N N N N N N N
OUTPUT WIRE FOR MM-6
10R R47 AGND -57V +57V
4148
D5
2-OZ COPPER
YELLOW
O/P WC1.
M1098 VER:5.00 SERIAL#
BLANK SIZE=15.800" X 6.700"
"007.6 X "008.51=EZIS KNALB
Q9/Q11
M1098.PCB_DATABASE_HISTORY
MODEL(S):- MM-6/MM-4 # DATE VER# DESCRIPTION OF CHANGE
PC#4850/4851_REMOVE_R7,C13_ADD_D26 D27_R45/R19_510R->120R PC#4926 REMOVE MIRROR IMAGE AND REPLACE WITH STEP AND REPEAT . . . PC#4971 ADD BATTERY VOLTAGE BYPASSING CIRCUIT FOR OP AMP. MOVE DIODES . AWAY FROM U2. . PC#XXXX THERMISTOR MOVED PC#5757_REDO_FOR_680N_AC_CAP
PRODUCTION NOTES
1 2 3 4 NOTE LOCATION OF YELLOW SPEAKER WIRE FOR MM-6 AND MM-4 C23 FOR NORTH AMERICA IS 22N PT#6435 C23 FOR EXPORT (CE,S,E) IS 680N PT#5266 TRANSISTOR MOUNTING STUFF U2 4N35 OR U2A TLP621 NOT BOTH
#8607 SPACER B C E #8607 SPACER B C E Q8/Q10
NOTE: SUPPLIES MUST BE SYMETRICAL TO WITHIN +/- 10% D16 1N4004 R2 100K R41 4K7 C4 100u 63v
D G N 1W
C17 63v 30K 4u7 R32 GND
C20 100p
R19 10K
30K R20
4K7 R5
200R R26 Q7 MPSA93 C9 75v 4p7 C19 75v 4p7
R3 10K R31 470R D2 Q10 BC550 R13 249R Q8 BC550 D5 R15 470P C11 60v R30 470R GND 33U C7 16V 2K7
10v 500mW D11 R11 5K1
S
Q15 IRFP250
MPSA93 Q5 Q6 MPSA93 C1 68U R10 1K5 MPSA43 Q2 Q1 MPSA43
D9
5mA
R25 Q14 BC560 R18 10K R16 200R IAMP_IN 2K7 C10 10V 2N2 R46 0R1
2W
FE6BTR
R47 68K
M520
OUTPUT L1 5uH POUT
VA_OUT
I/P SGND VGND V+
16V
68K R28 D6
16V
C2 68U
R7 1K5 R8 30K 25v C14 470p BC550 Q11 16V C5 33U R23 4K7 BAV21 GND 1mA 2V0 250mW D12 GND D14 R9 18K R22 200R C15 10v 100N D4
16V C6 33U R14 2K7
GND
D7 68K GND C18 R29 10V 2N2 R24 R51 5K6 2K7 R48 68K
R49
0.5W
R45 0R1 R39 22R D8 FE6BTR
2W
10R
Q13 MPSA93
Q9 MPSA93 C12 25v 680P R52 30K
R17 249R
GND C16 63v 4u7
Q4 MPSA43 1K R1 PILOT LD1
RED
Q3 MPSA43 200R R4
R42 R27 2K7 C3 25v 2N2 R6 100K 200R R12 R34 200R D1 C13 25v 100P R21 200R Q12 BC550 R44 10K
0.5W
D G N S
47R 10v 500mW D10 GND
Q16 IRFP250 D15 1N4004
GND
IRFP250
GOLD
2W
MPSA93
MPSA43
BC560C
BC550C
T
R
S
USE JK1 GOLD
OUTPUTS
R9. 3R9 C5. 100V 100n GND SCH ISSUE: TITLE: MM4_PWR_AMP 1.10
T R S
EBC GD S
EBC
CBE
CBE
DATE: AUG\29\94 YORKVILLE NAME: M520MM4.SCH MODELS: PCB#&VER: MM-4 M520-1.10
USE JK2
RIBBON CABLE BLACK LINE
SHEAR
16V 68U
C1
SHEAR
R32
01.1-025M LTED LLIRD 01.1-025M EDISREDLOS
560 16V 68U
R7
30K
Q14
C6
C7
Q13
Q8
R49 R3
C2
D2
33U 16V
D5
33U 16V
A93
R16
550
100U 63V 10K
R31
10R 0.5W
L1
A93
Q5
R48 J14
550
Q12 J9
PART#
4P7 C19 4P7 1K
R1
R
2N2 C3 200R 100K 249R
550
J12
J11
J10
FUNCTION
1/2W MINI PT#4989
1 Q16 PART#6928 PART#6928 Q15
DO NOT STUFF FOR MM4
PART# FUNCTION
MC1
IRFP250
S D G
2N2
R10
R45 R28
R46
1K5
Q2
A43
C14
1K5
D15
R2
4148
FUNCTION
R18 1 Q11
10K 550
4148 4148
D4
200R 2K7
C12 J8 R27 R15
4004
5WATTS 0R1
C4
5UH
D16
YEL
C21
30K 470P C5 16V 100P 33U C20
R8
100K
470R 2K7
C18 R24
2K7 200R R23 4K7 100N
R14
S+ R25
2WATTS 3R9
R53 J17
250V 100N
01.1-025M
5WATTS 0R1
FUNCTION NO PINS FOR MM4
68K
680P
4004 1WATT 4K7
C10
C13
68K R47 5K1
30K
SV+ GND
R52
R41
BLK
68K
100P
J7
2K7 2N2
R22
A43
VCD
SHEAR
C15
10K A43 A93
R13 Q9
R19 Q1 Q6 Q4
2K7
J16
R29
68K
470P A93
C11
249R
BAR DOWN
200R 4K7
30K
Q7
R20
200R
ASSEMBLY PCB MECH
J4
PART#
J6
R11
5K6
V-
J15
2V0
470R
J5
A43
R5 R26
4148
BAV21
R21
FE6BTR R39 22R
R12 R6 R17
Q10
BAR DOWN
63V 4U7
C17
FUNCTION 63V 4U7
C16
1
A93
J13
18K
47R
200R 10K R44
LINE_IN
LINE_IN
4148
10V
10V
Q3 LD1
D9
D11
D12
200R
4148
D14
D6
C9
R30
R51
D7
R9
D8
FE6BTR
R4
J3
J2
J1
D10
R34
D1
STUFF 5 PIN MOLEX FOR MM4 ONLY
M520-1.10 M520-1.10
BLACK LINE
FUNCTION GND
1
VSIG GND I/P SIG
IRFP250
V+
FUNCTION
S
D
G
5W
1.1v GND
C2 470p
-42.9 VDC 1.0 V
R7 4K7 D2 D3
C7 10p RT1 470R R17 15K A -1.4 VDC
CW
10n
C8 68u 16v
6.2V 470p
R26 180R 1n5 R15 680R C10 26.5 V
Q8 MPSA56 R29 D7 R14 1K -1.1 VDC 180R Q4 MJE340 C5 470p -1.4 VDC 26.3 V D9
R33 51K
R34 470R
0R18 R38
0.5W
U:\M478V32.PRN
ALL VOLTAGES MEASURED WITH RESPECT TO GROUND DC VOLTS AC VOLTS DC VOLTS MEASURED NO SIGNAL AC VOLTS MEASURED INTO 4 OHM LOAD WITH AC PRIMARY AT RATED LINE VOLTAGE +45VDC
FOR EUROPEAN UNITS ONLY NOTE:ADJUST RT1 FOR 2.5-3.0mv BETWEEN TP1&TP2 COLD
DIFFERENTIAL VOLTAGE
AS MEASURED BETWEEN THE POINTS INDICATED +16 VDC
R3 4K7 100u C9 25V
R22 1K8
R23 1K8
0.5W
0.5W
D4 +24.7 VDC 24.6 V
RED
D5
T
R
S
1.1 V Q9
JB1
SPEAKER OUTPUT JACKS
T R S
R24 1K8
R25 1K8
0.5W
0.5W
R27 100R +0.15 VDC
4.0 V +0.15 VDC Q7 MPSA56 R35 D8 C12 10n C13 R32 1K5 R30 1K 51K R31 2K7 R43
RED
LD1
BDV67D JB2 1K5
5W
4 OHM MINIMUM LOAD
C3 4u7 63V
16V BZX79C ZD2
33V BZX79C ZD1
R4 15K
NOTE:ADJUST RT1 FOR 7mv BETWEEN TP1&TP2 COLD +4.8 VDC C11 63V 4u7 Q6 MPSA06
TP1 R37 0R18 24.5 V L1 5uH R41 R39 4R7 TP2
0.5W
LD2
+0.12 VDC R1 AC I/P VOLTAGE 1K C1 220n R2 33K
+0.67 VDC Q1 Q2 MPSA56 MPSA56 -42.2 VDC
+0.12VDC
R19 33K 7K5 R20 R18 1K5 62K R21
D6 3V0 BZX79C ZD3 Q5 MPSA06
R28 1K5
R42
0.5W
10R
R36 1K5 Q10 MJH11017 SELECTED 390p
10R R40
0.5W
R16 680R
C6
4R7
22n C14
C4 15p RX1
0.5W
RX2
0.5W
+45VDC R5 1K3 -45VDC R6 3K3 1.5V D1 BAV21
82R RX3
0.5W
82R RX4
0.5W
Q3 MPSA06 -43.5 VDC R10 1.0 V 100R
-12.6 VDC R12 1K5 -44.2 VDC -44.8 VDC 1.0 V
NOTES: 1. ALL UNMARKED DIODES ARE 1N4148. 2. Q5 IS THERMALLY COUPLED TO THE HEAT SINK SELECTED MJH11017 ARE YORKVILLE PART # 6803
82R
82R R11 100R R13 10R 0.2V
-45VDC
YSL3695 BLACK 2.92A GREEN YSL3411 10N 120VAC 60Hz 200VA
+45VDC 8AMP BRIDGE 63V 4700u BROWN T1,6A
EUROPEAN POWER SUPPLY
8AMP BRIDGE YSL3411 Y/GREEN 220VAC 50HZ 200VA C16 63V 4700u
+45VDC
BR1 YSL6422 YSL#1283
63V 4700u -45VDC
BR1 YSL6422 YSL#1290
C15 63V 4700u -45VDC
WHITE
CHASSIS MOUNT PARTS NOT ON PCB
BLUE CHASSIS MOUNT PARTS NOT ON PCB
MJH11017 BDV67D MJE340 MPSA06 MPSA56
YORKVILLE SOUND LTD
FOR MODEL(S):
MM4&MM4E DRAWN BY: H.G SCH ISSUE: 3.20
PCB #: M478E DWG #: 1 OF 2 DATE: TITLE: FEB\10\94 MP4_POWER_AMP.
B C E
E CB
EBC
CAD FILE NAME: C:\PCAD\EXE\ C\MP4.SCH
DESIGN BY: P.I PCB VER: M478-9.0
0M47874M LTED 0.01-8
M461 HE T SPRE DER DEVICE BELLY BUTTON PT# 3800 WASHER PT#3511 DEVICE #8800 NUT WASHER PT#3511 BEND AND CRIMP BRIDGE LEGS UNDER PCB #8830
R3
M478-10.00 M478-10.00
TP2
R21
R16 R22 R23
D1
15P C4 15K R17 4K7 R7 390P
R4 4K7
J4
R36
PART#5859 4700U
1K5
470P 100R 180R 10R 3K3 100R R5
4700U
680R
3V
1K8 0.5WATT 1K8 0.5WATT
Q2
220N 100V
1K5
15K
C3
MPSA56
C8
COLOR COLOR
5WATT R18
180R
4148
ASSEMBLY PCB MECH
1N5
51K 33K 470P
IDLE
1K8 0.5WATT 1K8 0.5WATT
100R
MPSA56 51K 1K5 68U 16V 1K5
4148 4148
4148
4U7 63V
FUNCTION
2K7
510R 0.5WATT 510R 0.5WATT 680R 0.5WATT 680R 0.5WATT
680R 0.5WATT 680R 0.5WATT 510R 0.5WATT 510R 0.5WATT
R26
D5
R27
15K
C10
R33 R19 C2
LD2
22N 400V
MPSA06 R12 #3892 Q4 MOUNT #8792 #3501 #8793
D9
470R
4R7 0.5WATT 4R7 0.5WATT
1K5 10N
R38
19 PES
100U 25V
10P
MJE340
16V
00.01-874M
33K 1K
MPSA56 Q7 R31
FUNCTION
R37
D3 D2 C7
ZD2 R2 R1
10R 0.5WATT 10R 0.5WATT
R41 R42
R25
R24
R43
C9
R32 C13
VCD
FOR EURO SEMKO ADD #8629 SPACER ON M478E ON LEADS OF R37 AND R38
Q4 WITH SCREW BELL WASHER NUT
C14
R40
00.01-874M EDISREDLOS
BLACK WIRE M478A = 9 1/2" M478C+M478E = 7"
6" BLACK (7" BLACK FOR M478E)
R39
4" YELLOW (5" BLACK FOR M478E)
LINE_IN
LD1
5WATT R18
MPSA06 Q6
R20
Q8
1K3
R18
C16
C15
5uH
TP1
BAV21
62K 7K5
4U7 63V
33V
J6
500*60,B
-
Q1
PART#
470P 680R
470R
10N 1K
4148
4148
4148
1K5
4148
1K
50V
MPSA56
PART#5859 50V
AC + 6422
C1
AC
PART#
PART#6803
LINE_IN
BDV67D
R6 R10
MJH11017
ZD1
STAND MPSA06 IN 0.25" STIR STICK
R35
ZD3 C6
R15 D4 R34 D8
C11
J1 C12 R30 D7 R28 D6 R29
C5 R11 R14 R13
Q5
P:\478.PRN
#8800 NUT #8820 WASHER #3563 BRACKET #8800 NUT
BELLY BUTTON PT# 3800 WASHER PT#3511
BRIDGE HEAT SPREADER PCB
USE THERMAL COMPOUND UNDER MSA06 MPSA06
BE SURE THAT THE MICA FOR THE BDV60 IS NOT UNDER THE MPSA06