McIntosh MCD1100 Service Manual
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Performance Specifications ..........................................2
Notes ...........................................................................2
Rear Panel ...................................................................3
Section Location ..........................................................4
Block Diagram .......................................................5 - 6
Interconnection Diagram ........................................7 - 8
Main Schematic and PCB .....................................9 - 18
Display Schematic and PCB................................19 - 22
T-Control Schematic and PCB .............................23 - 24
SERVICE MANUAL
MCD1100
SACD/CD PLAYER
SERIAL NO. AAU1001 And Above
CONTENTS
L-Control Schematic and PCB .............................25 - 26
R-Control Schematic and PCB ............................27 - 28
Power Schematic and PCB ..................................29 - 32
Audio Schematic and PCB ..................................33 - 38
Backup Schematic and PCB ................................39 - 40
Headphone Schematic and PCB .........................41 - 42
Parts List .............................................................45 - 53
Repacking Instruction ................................................55
MCD1100

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Summary of Contents for McIntosh MCD1100

  • Page 1: Table Of Contents

    MCD1100 MCD1100 SACD/CD PLAYER SERIAL NO. AAU1001 And Above CONTENTS Performance Specifications ..........2 L-Control Schematic and PCB ......25 - 26 Notes ................2 R-Control Schematic and PCB ......27 - 28 Rear Panel ..............3 Power Schematic and PCB ........29 - 32 Section Location ............4 Audio Schematic and PCB ........33 - 38...
  • Page 2: Performance Specifications

    230 Volts, 50/60Hz at 35 watts Channel Separation 240 Volts, 50/60Hz at 35 watts Better than 98dB (1,000Hz) Standby: Less than 0.5 watt Note: Refer to the rear panel of the MCD1100 for the correct Headphone Output Impedance voltage. 100 ohms Overall Dimensions Digital Audio Specifications Width is 17-1/2 inches (44.45cm)
  • Page 3: Rear Panel

    Use only replacement parts recom- mended by the manufacturer. 3. Unless otherwise specified: a. Resistor values are in ohms. 6. Use McIntosh Remote Control Model HR056 with the b. Capacitor values are microfarads (uF). MCD301. c. Inductor values are in microhenries (uH).
  • Page 4: Section Location

    SECTION LOCATION TOP VIEW AUDIO POWER MECHANISM BOTTOM VIEW MAIN BACKUP R-CONTROL FRONT VIEW T-CONTROL DISPLAY L-CONTROL REAR VIEW OF FRONT HEADPHONE...
  • Page 5: Block Diagram

    MCD1100 BLOCK DIAGRAM...
  • Page 6 INTERCONNECT POWER ON/OFF PRIMARY LINE VOLTAGE 100-240VAC 50/60Hz 35W BU 7V POWER POWER ON/OFF ON/OFF NS3.3V NS3.3V 3.3VD 3.3VD R/RED L/WHT 3.3VD 3.3VD 3.3VD 3.3VD AUDIO -12VA -12VA -12VA -12VA 12VA 12VA POWER 12VA 12VA NS3.3V POWER ON/OFF -12V MAIN 3.3VD SPDIF SPDIF...
  • Page 7 MCD1100 MAIN 751192 SCH 1 of 4 2.21K 3.3VD 2.21K 100K J5:1 J7:23 RESET DATA CLOCK LATCH CSINT .1UF MUTE .1UF 22.1 J5:2 HMUTE J7:22 J6:1 J10:1 J5:3 OMUTE MUTE CON J7:21 .1UF J6:2 J10:2 .1UF J5:4 J7:20 J6:3 4.75K...
  • Page 8 MAIN 751192 SCH 2 of 4 100uH SPDIF 100uH 2.5VD VOUT COAXIAL IN 3.3VD .01uF .1UF L=USB OFF H=USB ON .01uF OPTICAL IN USB ON/OFF OPT1 RXP3 OLRCK .01uF RXP2 OSCLK SRC_UNLOCK RXP1 SDOUT SAIF INPUT=I2S up to 32Bit RXP0 OMCK 47.5K 100uH...
  • Page 9 MCD1100 MAIN 751192 SCH 3 of 4 J2:1 J2:2 J2:3 3.3VD J2:4 NS3.3V .01uF .1uF R139 J4:1 J4:2 USB_VBUS 3.3V VDDIO J4:3 J4:4 6.81K RESET_N CASE USB_VBIAS RESET_N J4:5 J4:6 GNDIO CASE 12pF DMHS VDDIO EVTO J4:7 J4:8 HSD1+ DPHS...
  • Page 10 MAIN 751192 SCH 4 of 4 C118 100uH 10uF COAXIAL 3.3VD R125 C121 .1uF C128 R110 .1UF 22.1 SPDIF J14:25 CX251:1 OPTICAL C113 J14:24 CLOCK OPT2 .1UF CX251:2 CLOCK J2:1 J19:23 INPUT MUTE J14:23 DATA RERR MUTE J2:2 CX251:3 MUTE MUTE DIS DATA J19:22...
  • Page 11 MCD1100 MAIN 751192 PCB...
  • Page 12 DISPLAY 751189 SCH J1:1 J1:1 J1:2 J1:2 10uH J1:3 J1:3 J1:4 J1:4 J1:5 J5:1 J7:23 J1:5 3.3VD J1:6 J5:2 J7:22 J1:6 J1:7 J5:3 J7:21 J1:7 47.5K 1.5K 4.75K J5:4 J7:20 RESET J5:5 J7:19 J2:1 CX131:13 J2:2 CX131:12 J5:6 J2:3 J7:18 CX131:11 J2:4 CX131:10...
  • Page 13 MCD1100 DISPLAY 751189 PCB...
  • Page 14 T-CONTROL 751187 SCH and PCB J3:1 J1:1 TCB LED J3:2 J1:2 TCB LED J3:3 J1:3 BACK J3:4 J1:4 J3:5 J1:5 NEXT J3:6 J1:6 J3:7 J1:7 J3:8 J1:8...
  • Page 15 MCD1100 L-CONTROL 751186 SCH and PCB J1:1 J4:1 INPUT INPUT J1:2 J4:2 INPUT LED J1:3 J4:3 TIME TIME J1:4 J4:4 MUTE MUTE J1:5 J4:5 LCB LED J1:6 J4:6 MUTE LED J1:7 J4:7 J1:8 J4:8...
  • Page 16 R-CONTROL 751188 SCH and PCB J1:1 J5:1 STBY LED J1:2 J5:2 STANDBY/ON STBY/ON J1:3 J5:3 RCB LED J1:4 J5:4 STOP/OPEN STOP/OPEN J1:5 J5:5 DISC LAYER DISC LAYER J1:6 J5:6 PLAY/PAUSE PLAY/PAUSE J1:7 J5:7 J1:8 J5:8...
  • Page 17 MCD1100 POWER 751193 SCH AC14V J2:9 3.3V REGULATOR T2AL 5.7V AC14VCT J2:8 IN OUT J3:1 3.3VD AC14V J2:7 CY101:1 T2AL J3:2 AC26V J2:6 5V REGULATOR CY101:2 T1AL J3:3 AC26VCT J2:5 IN OUT CY101:3 J3:4 AC26V J2:4 CY101:4 T1AL AC6V J2:3 12V REGULATOR 22.1K...
  • Page 18 POWER 751193 PCB...
  • Page 19 MCD1100 AUDIO 751190 SCH 1 of 2 12VA J1:1 12VA J5:1 12VA J1:2 -11.5VA J5:2 -12VA J1:3 -12VA J5:3 R214 1.37k -12VA J1:4 J5:4 1.74k VOUT R106 J1:5 C161 3.3VD 2.21k J5:5 .1UF 47uF .001uF J1:6 J5:6 330pF 11.5VA .1UF 3.3VD...
  • Page 20 AUDIO 751190 SCH 2 of 2 CLOCK DATA LATCH 11.5VA -11.5VA FIXED LEFT+ LEFT+ -11.5VA 3.3VD VARIABLE LEFT+ OMUTE -11.5VA BALANCED OMUTE BALANCED OUTPUT DRIVER 100uH R110 2.67k OUTPUT DRIVER C103 R136 R130 2.67k C126 C132 47uF 47uF R170 R176 C119 47uF 47uF...
  • Page 21 MCD1100 AUDIO 751190 PCB...
  • Page 22 BACKUP 751194 SCH and PCB PRIMARY LINE VOLTAGE 100-120VAC 50/60Hz 35W T1AL 220-240VAC 50/60Hz 35W T500mAL T1AL 250V AC L (BLK) J1:1 BU 7V J4:1 PRIMARY J4:2 J4:3 AC N (WHT) J1:2 POWER ON/OFF J4:4 BACKUP CONVERSION J2:1 J2:2 J2:3 J2:4 J2:5 J2:6...
  • Page 23 MCD1100 HEADPHONE 751191 SCH and PCB LEFT J2:4 J16:1 J2:3 J16:2 RIGHT J2:2 J16:3 J2:1 J16:4 GNDC...
  • Page 24 NOTES...
  • Page 25: Parts List

    CAP .01UF 50V 20% NPO SMD0805 061372 RECEPTACLE INPUT & LINE FILTER 118033 CAP .01UF 50V 20% NPO SMD0805 061372 TRANSFORMER POWER, CONTACT MCINTOSH CAP .01UF 50V 20% NPO SMD0805 061372 LABORATORY, INC. CAP ELECT 47UF16V 066380 C/A AC INPUT 173117 CAP MONO .1UF 50V ±20% X7R SMD...
  • Page 26 PARTS LIST (Cont’d.) MAIN PCB 751192 (Cont’d.) Ref. No. Description Part No. Ref. No. Description Part No. CAP MONO .1UF 50V ±20% X7R SMD 061365 CONNECTOR BNC RIGHT ANGLE 118029 C100 CAP ELEC 10UF 16V 066580 RCA JACK ORANGE WITH GOLD 117798 C101 CAP ELECT 47UF16V...
  • Page 27 MCD1100 PARTS LIST (Cont’d.) MAIN PCB 751192 (Cont’d.) Ref. No. Description Part No. Ref. No. Description Part No. RES SMD0805 75 1/8W 1% 144727 RES SMD0805 0 1/8W 0% 145016 RES SMD0805 1K 1/8W 1% 145007 RES SMD0805 0 1/8W 0%...
  • Page 28 133754 CAP MONO .1UF 50V ±20% X7R SMD 061365 IC 32-BIT MICRO SMD 133755 CAP 100PF 50V NPO SMD0805 061316 PROGRAMMED VER. 1.01 MCD1100 133790 CAP MONO .1UF 50V ±20% X7R SMD 061365 (U5) IC SOCKET 44 PIN PLCC 178193...
  • Page 29 MCD1100 PARTS LIST (Cont’d.) DISPLAY PCB 751189 (Cont’d.) Ref. No. Description Part No. Ref. No. Description Part No. RES SMD0805 100 1/8W 1% 145005 CAP ELECT 47UF 50V SMD 066604 RES SMD0805 100 1/8W 1% 145005 CAP MONO .1UF 50V ±20% X7R SMD...
  • Page 30 PARTS LIST (Cont’d.) POWER PCB 751193 (Cont’d.) Ref. No. Description Part No. Ref. No. Description Part No. CAP ELECT 100UF 25V SMD 066605 HEADER SHROUDED 10 PIN 2MM 117973 CONNECTOR 4 PIN HEADER 2MM 118014 CAP 39PF 100V 5% SMD0805 061378 CONN 8 PIN FFC 117915...
  • Page 31 MCD1100 PARTS LIST (Cont’d.) AUDIO PCB 751190 (Cont’d.) Ref. No. Description Part No. Ref. No. Description Part No. C112 CAP MPF 0.0022UF 5% 63VDC 064454 JACK DUAL RCA 118020 C113 CAP MPF 0.0022UF 5% 63VDC 064454 RECEPTACLE XLR MALE 117686 C114 CAP MPF 0.0022UF 5% 63VDC...
  • Page 32 PARTS LIST (Cont’d.) AUDIO PCB 751190 (Cont’d.) Ref. No. Description Part No. Ref. No. Description Part No. RES MF 681 OHM 1% 1/4W 144567 R151 RES MF 2.67K 1% 1/4W 144534 RES MF 10K 1% 1/4W 144504 R152 RES MF 1.33K 1% 1/4W 144619 RES SMD0805 1K 1/8W 1% 145007...
  • Page 33 MCD1100 PARTS LIST (Cont’d.) AUDIO PCB 751190 (Cont’d.) Ref. No. Description Part No. Ref. No. Description Part No. DIODE SMALL SIGNAL 4148 SMD 070199 IC 2 CHANNEL VOLUME CNTRL SMD 133779 DIODE SCHOTTKY 40V 2A SMD 070210 IC DUAL JFET OP AMP SMD...
  • Page 34 NOTES...
  • Page 35: Repacking Instruction

    If a shipping carton or any of the interior 400159 #10-32 x 3/4” screw part(s) are needed, please call or write Customer 404080 #10 Flat washer Service Department of McIntosh Laboratory. Refer to page 3. Please see the Part List for the correct part numbers. FOAM PLUG...
  • Page 36 The continuous improvement of its products is the policy of McIntosh Laboratory Incorporated, who reserve the right to improve design without notice. Because 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 information only.

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