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PARTS LIST 

con’t

4

34

MAIN PCB 750771 (cont’d) 

Ref No.  Description 

Part No.

Ref No.  Description 

Part No.

R155 

RES MF 1.33K 1% 1/4W 

144619 

R156 

RES MF 100K 1% 1/4W 

144528 

R157 

RES MF 100K 1% 1/4W 

144528 

R158 

RES MF 10K 1% 1/4W 

144504 

R159 

RES MF 10K 1% 1/4W 

144504 

R160 

RES MF 10K 1% 1/4W 

144504 

R161 

RES MF 10K 1% 1/4W 

144504 

R162 

RES MF 10K 1% 1/4W 

144504 

R163 

RES MF 10K 1% 1/4W 

144504 

R164 

RES MF 47.5K 1% 1/4W 

144526 

R165 

RES MF 47.5K 1% 1/4W 

144526 

R166 

RES MF 47.5K 1% 1/4W 

144526 

R167 

RES MF 47.5K 1% 1/4W 

144526 

R168 

RES MF 47.5K 1% 1/4W 

144526 

R169 

RES MF 47.5K 1% 1/4W 

144526 

R170 

RES MF 499 OHM 1% 1/4W 

144510 

R171 

RES MF 499 OHM 1% 1/4W 

144510 

R172 

RES MF 499 OHM 1% 1/4W 

144510 

R173 

RES MF 499 OHM 1% 1/4W 

144510 

R174 

RES MF 499 OHM 1% 1/4W 

144510 

R175 

RES MF 499 OHM 1% 1/4W 

144510 

R176 

RES MF 100 OHM 1% 1/4W 

144568 

R177 

RES MF 100 OHM 1% 1/4W 

144568 

R178 

RES MF 100 OHM 1% 1/4W 

144568 

R179 

RES MF 100 OHM 1% 1/4W 

144568 

R180 

RES MF 100 OHM 1% 1/4W 

144568 

R181 

RES MF 100 OHM 1% 1/4W 

144568 

R182 

RES MF 1K 1% 1/4W 

144513 

R183 

RES MF 1K 1% 1/4W 

144513 

R184 

RES MF 1K 1% 1/4W 

144513 

R185 

RES MF 1K 1% 1/4W 

144513 

R186 

RES MF 1K 1% 1/4W 

144513 

R187 

RES MF 1K 1% 1/4W 

144513 

R188 

RES MF 2.55K 1% 1/4W 

144734 

R189 

RES MF 2.55K 1% 1/4W 

144734 

R190 

RES MF 100K 1% 1/4W 

144528 

R191 

RES MF 22.1K 1% 1/4W 

144564 

R192 

RES MF 100K 1% 1/4W 

144528 

R193 

RES MF 22.1K 1% 1/4W 

144564 

R194 

RES MF 10 OHM 1% 1/4W 

144553 

R195 

RES MF 10 OHM 1% 1/4W 

144553 

R196 

RES MF 10 OHM 1% 1/4W 

144553 

R197 

RES MF 10 OHM 1% 1/4W 

144553 

R198 

RES MF 4.75K 1% 1/4W 

144520 

R199 

RES MF 4.75K 1% 1/4W 

144520 

R200 

RES MF 4.75K 1% 1/4W 

144520 

R201 

RES MF 4.75K 1% 1/4W 

144520 

R202 

RES MF 10 OHM 1% 1/4W 

144553 

R203 

RES MF 10 OHM 1% 1/4W 

144553 

R204 

RES MF 10 OHM 1% 1/4W 

144553 

R205 

RES MF 10 OHM 1% 1/4W 

144553 

R206 

RES MF 100 OHM 1% 1/4W 

144568 

R207 

RES MF 100 OHM 1% 1/4W 

144568 

R208 

RES MF 4.75K 1% 1/4W 

144520 

R210 

RES MF 100K 1% 1/4W 

144528 

T1 

TRANSFORMER DIGITAL INTERFACE 

159351 

U1 

IC QUAD AND GATE 

133372 

U2 

PROGRAMMED VERSION OF 133495 

133706 

(U2) 

IC SOCKET 28 PIN PLCC 

178186 

U3 

SINGLE 2-INPUT NOR GATE 

133500 

U4 

SINGLE 2-INPUT NAND GATE 

133501 

U5 

SINGLE 2-INPUT AND GATE 

133552 

U6 

SINGLE 2-INPUT AND GATE 

133552 

U7 

SINGLE 2-INPUT OR GATE 

133516 

U8 

SINGLE 2-INPUT AND GATE 

133552 

U9 

IC TIMER 

133612 

U10 

IC QUAD AND GATE 

133372 

U11 

IC MONOSTB MULTIVIB X 2 

133593 

U12 

SINGLE 2-INPUT AND GATE 

133502 

U13 

IC 3.3V LOW DROP REGULATOR 

133464 

U14 

IC PROGRAMMABLE LOGIC DEVICE 

310370 

U15 

DSD1792DB 

133441 

U16 

IC SPST QUAD FET SWITCHES NO 

133580 

U17 

IC OP AMP DUAL FET INPUT 

133432 

U18 

IC OP AMP DUAL FET INPUT 

133432 

U19 

IC DUAL OPERATIONAL AMPLIFIER 

133578 

U20 

IC DUAL OPERATIONAL AMPLIFIER 

133578 

U21 

IC DUAL OPERATIONAL AMPLIFIER 

133578 

U22 

IC DUAL OPERATIONAL AMPLIFIER 

133578 

U23 

IC DUAL OPERATIONAL AMPLIFIER 

133578 

U24 

IC DUAL OPERATIONAL AMPLIFIER 

133578 

U25 

CONTROL VOLUME STEREO 

133638 

U26 

IC DUAL OPERATIONAL AMPLIFIER 

133578 

U27 

IC DUAL OPERATIONAL AMPLIFIER 

133578 

U28 

IC DUAL OPERATIONAL AMPLIFIER 

133578 

U29 

IC OPERATIONAL AMP LOW NOISE 

133565 

U30 

IC OPERATIONAL AMP LOW NOISE 

133565 

U31 

COUPLER OPTICAL SCHMITT OUTPUT  131030 

Y1 

RESONATOR CERAMIC 6.0MHZ W/CAP  180072 

Y2 

CRYSTAL OSCILLATOR 33.8688MHZ 

180083 

DISPLAY PCB 750773

C1 

CAP ELECT 47UF 16V  

066380

C2 

CAP MONO .1UF 50V 20% Z5U 

061346

C3 

CAP MONO .1UF 50V 20% Z5U 

061346

C4 

CAP MONO .1UF 50V 20% Z5U 

061346

C5 

CAP MONO .1UF 50V 20% Z5U 

061346

C6 

CAP MONO .1UF 50V 20% Z5U 

061346

C7 

CAP ELECT 47UF 16V 

066380

C8 

CAP ELECT 47UF 16V 

066380

C9 

CAP ELECT 47UF 16V 

066380

C10 

CAP ELECT 47UF 16V 

066380

C11 

CAP ELECT 10UF 50V LOW ESR 

066437

C12 

CAP MONO .1UF 50V 20% 

061346

C14 

CAP MONO 100PF 100V 10% NPO 

061341

C15 

CAP MONO .01UF 50V 20% 

061345

C16 

CAP MONO 100PF 100V 10% NPO 

061341

C17 

CAP MONO .01UF 50V 20% 

061345

C18 

CAP MONO 100PF 100V 10% NPO 

061341

C19 

CAP MONO .01UF 50V 20% 

061345

C20 

CAP MONO .01UF 50V 20% 

061345

C21 

CAP MONO .01UF 50V 20% 

061345

C22 

CAP MONO .01UF 50V 20% 

061345

C23 

CAP MONO .01UF 50V 20% 

061345

C24 

CAP MONO .01UF 50V 20% 

061345

C25 

CAP MONO .1UF 50V 20% 

061346

C26 

CAP MONO 39PF 5% 200V 

061363

C27 

CAP ELECT 10UF 16V 

066580

C28 

CAP MONO 100PF 100V 10% NPO 

061341

C29 

CAP MONO 100PF 100V 10% NPO 

061341

C30 

CAP MONO 100PF 100V 10% NPO 

061341

C31 

CAP MONO .1UF 50V 20% 

061346

C32 

CAP ELECT 47UF 16V 

066380

C33 

CAP MONO .1UF 50V 20% 

061346

Summary of Contents for MCD301

Page 1: ...6 Interconnection Diagram 7 8 Main Schematic and PCB 9 16 Display Schematic and PCB 17 20 Control Schematic and PCB 21 22 Power Schematic and PCB 23 24 Primary Schematic and PCB 27 28 Headphone Schema...

Page 2: ...ransport Laser Type Twin Beam Laser Beam Wavelength 650nm SACD 790nm CD Laser Power CLASS IIa CLASS I Power Requirements 100 Volts 50 60Hz at 35 watts 110 Volts 50 60Hz at 35 watts 120 Volts 50 60Hz a...

Page 3: ...eMcIntoshRemoteControlModelHR056withthe MCD301 NOTES SAFETY INFORMATION CAUTION Invisible Laser Radiation when open DO NOT stare into the beam or view directly with optical instruments Use of controls...

Page 4: ...4 NOTES...

Page 5: ...MCD301 REAR PANEL SECTION LOCATIONS TOP VIEW WITH COVER REMOVED 5...

Page 6: ...BLOCK DIAGRAM 6...

Page 7: ...D PLRCK GND PBCK GND MS MDI MC MDO RST PURE DIR MODE 3 GND MCLK GND MCK2 GND DBCK LEFT GND RIGHT GND J16 4 1 REM IN REM OUT A2 MUTE LED A3 GND A0 INI A1 CL LEV D DI LEV U CE NS5V RST SSTBY ON GND J1 2...

Page 8: ...5 6 P1 6 5 P2 5 16 XTAL P3 0 9 VSS 7 P0 0 3 P0 1 26 P2 7 28 P2 0 1 U2 10uF C7 1uF C8 OPTICAL OUT 1uF C3 1uF C1 COAXIAL OUT 1uF C2 150pF C5 1 2 3 FN1 2 1 J2 47uF C4 1uF C6 47uF C9 18uH L1 332 R4 100 R3...

Page 9: ...5 1k R146 1k R147 47uF C103 47uF C104 47uF C102 47uF C105 47uF C106 47uF C107 OMUTE 12VA 11 5VA 12VA 11 5VA LEFT LEFT RIGHT RIGHT 11 5VA 11 5VA 11 5VA 11 5VA 11 5VA 11 5VA 11 5VA 11 5VA 11 5VA 11 5VA...

Page 10: ...194 D9 1 33k R152 1 33k R155 RIGHT BALANCED VARIABLE OUTPUT DRIVER 22uF C125 LEFT BALANCED VARIABLE OUTPUT DRIVER 499 R172 VARIABLE RIGHT BALANCED OUTPUT 499 R170 J16 3 2 1 3 4 K2 10 R203 2 1 3 4 K1 D...

Page 11: ...MCD301 MAIN 750771 PCB 2 15 16 J16...

Page 12: ...5 J2 6 J2 7 J2 8 J2 9 J2 10 J2 11 J2 12 J2 13 1 2 3 FN1 GND GND GND RST CS CLK DATA KEY0 KEY1 GND REM OUT GND NC NC GND 1k R5 1k R6 1uF C2 1uF C4 150 R1 150 R3 PGND 22 VDD 20 OSC 19 CS 17 DA 15 TSA 1...

Page 13: ...MCD301 19 20 DISPLAY 750773 PCB 4...

Page 14: ...CB 5 21 22 100 R1 DS1 GND GND 5VD GND NEXT BACK 1uF C2 1uF C3 3 2 1 CCW CW S1 100 R4 1uF C4 DS3 1 2 3 S2 LEV U J1 1 J1 8 LEV D J1 3 J1 4 J1 5 J1 7 100 R2 J1 2 DS2 J1 6 J3 1 J3 8 J3 3 J3 4 J3 5 J3 7 J3...

Page 15: ...3VD GND 5VD GND 12VA 1 2 3 FN1 220uF C12 D12 D11 3 1 2 Q1 220uF C11 10k R6 47uF C8 D7 47uF C6 10k R5 2 3 1 4 K1 22 1 R4 NS5V D3 D4 D5 D6 033uF C4 22000uF C3 1uF C2 470uF C1 1 8V F F 32V REGULATOR 1 8...

Page 16: ...POWER 750772 PCB 6 25 26...

Page 17: ...0V A 0V B 20V B 0V A 0V B 20V B 0V A 20V B 100V AC 120V AC 240V AC AC H 1A F1 0V B 220V AC J6 J5 J4 4 J4 3 120V B J3 3 120V B 100V A J2 3 120V B 100V A J1 3 J1 2 120V B J4 6 120V A 100V A J4 2 J4 1 12...

Page 18: ...HEADPHONE 750296 SCH and PCB 8 29 30 GND RIGHT LEFT GND 2 3 1 J1 1uF C1 J2 4 J2 2 J2 3 J2 1 J16 1 J16 3 J16 2 J16 4 2 2 2 2...

Page 19: ...U 061346 C59 CAP MONO 1UF 50V 20 Z5U 061346 C60 CAP ELECT 47UF 16V 066380 C61 CAP ELECT 47UF 16V 066380 C62 CAP ELECT 10UF 16V 066580 C63 CAP MONO 1UF 50V 20 Z5U 061346 C64 CAP MONO 100PF 100V 10 NPO...

Page 20: ...LE 117686 K1 RELAY REED FORM 1A 5V 500 OHMS 087050 K2 RELAY REED FORM 1A 5V 500 OHMS 087050 L1 CHOKE 18UH 5 10 122394 L2 BEADS FERRITE LEADED 076023 L3 BEADS FERRITE LEADED 076023 L4 BEADS FERRITE LEA...

Page 21: ...4505 R89 RES MF 365 OHM 1 1 4W 144505 R90 RES MF 11K 1 1 4W 144523 R91 RES MF 365 OHM 1 1 4W 144505 R92 RES MF 365 OHM 1 1 4W 144505 R93 RES MF 365 OHM 1 1 4W 144505 R94 RES MF 365 OHM 1 1 4W 144505 R...

Page 22: ...GLE 2 INPUT NOR GATE 133500 U4 SINGLE 2 INPUT NAND GATE 133501 U5 SINGLE 2 INPUT AND GATE 133552 U6 SINGLE 2 INPUT AND GATE 133552 U7 SINGLE 2 INPUT OR GATE 133516 U8 SINGLE 2 INPUT AND GATE 133552 U9...

Page 23: ...T 150058 S8 SWITCH PB TACT 150058 S9 SWITCH PB TACT 150058 U1 DECIMAL TO BCD ENCODER 133454 C2 CAP MONO 1UF 50V 20 Z5U 061346 C3 CAP MONO 1UF 50V 20 Z5U 061346 C4 CAP MONO 1UF 50V 20 Z5U 061346 DS1 LE...

Page 24: ...44733 R2 RES MF 1 82K 1 1 4W 144582 R3 RES MF 1 82K 1 1 4W 144582 R4 RES MF 22 1 OHM 1 1 4W 144554 R5 RES MF 10K 1 1 4W 144504 R6 RES MF 10K 1 1 4W 144504 R7 RES MO 56 2 1 1W 144695 R8 RES MF 10K 1 1...

Page 25: ...hipping damage Use the original shipping carton and interior parts only if they are all in good serviceable condition If a shipping carton or any of the interior part s are needed please call or write...

Page 26: ...ecause of the constant upgrading of McIntosh products circuitry and components the Company cannot insure and does not warrant the accuracy of the within schematic material which is intended for inform...

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