McIntosh MCT80 Service Manual
McIntosh MCT80 Service Manual

McIntosh MCT80 Service Manual

Sacd/cd transport
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DISC LAYER
BACK
NEXT
Performance Specifications ..........................................2
Notes ...........................................................................2
Rear Panel ...................................................................3
Section Location ..........................................................4
Block Diagram .......................................................5 - 6
Interconnection Diagram ........................................7 - 8
SERVICE MANUAL
MCT80
SACD/CD TRANSPORT
SERIAL NO. AFQ1001 And Above
M C T 8 0 S A C D / C D T R A N S P O R T
SUPER
HDM GROUP
TRACK
TRACK CHAP TOTAL
PROG RAND
AUDIO CD
1
0 0
0 1
CONTENTS
TOTAL
SING
REM
2 CH
MULTI
L.PCM
L
C R
LFE
SL
SR
0 m 2 0 s
WMA MP3
Main Schematic and PCB .....................................9 - 14
Display Schematic and PCB................................15 - 18
Digital Power Schematic and PCB ............................19 - 20
Parts List .............................................................25 - 29
Repacking Instruction ................................................31
MCT80
/
PLAY/PAUSE
OPEN /CLOSE
STOP
STANDBY/ON

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Summary of Contents for McIntosh MCT80

  • Page 1: Table Of Contents

    MCT80 MCT80 SACD/CD TRANSPORT SERIAL NO. AFQ1001 And Above M C T 8 0 S A C D / C D T R A N S P O R T DISC LAYER PLAY/PAUSE OPEN /CLOSE BACK NEXT STOP STANDBY/ON SUPER...
  • Page 2: Performance Specifications

    ), IEC958 240 Volts, 50/60Hz at 35 watts 44.1kHz to 96KHz/24-Bit Standby: Less than 0.5 watt SACD DSD Note: Refer to the rear panel of the MCT80 for the Data DVD up to DSD128 correct voltage. Digital Audio Outputs Overall Dimensions Coaxial: 0.5V p-p/75 ohms...
  • Page 3: Rear Panel

    3. Unless otherwise specified: PWR CTRL DIGITAL AUDIO OUTPUT DIGITAL a. Resistor values are in ohms. 6. Use McIntosh Remote Control Model HR056 with the AUDIO OUTPUTS b. Capacitor values are microfarads (uF). MCD301. c. Inductor values are in microhenries (uH).
  • Page 4: Section Location

    SECTION LOCATIONS Top View DISPLAY MECHANISM DIGITAL POWER Bottom View MAIN DIGITAL...
  • Page 5: Block Diagram

    MCT80 BLOCK DIAGRAM SACD/CD TRANSPORT NAND DDR3 DIGITAL CD/SACD MECHANISM MT8501 CBAT/B COAXIAL ACT/SPIN DIGITAL DIGITAL OUTPUT CONTROL DRIVER FPGA OUTPUT OPTICAL GBD7956 CD/SACD/USB-A DRIVER DIGITAL OUTPUT TD7000 CLOCK GENERATOR FL DISPLAY DIGITAL OUTPUT DIGITAL OUTPUT DRIVER DISPLAY CONTROL REMOTE...
  • Page 6: Interconnection Diagram

    INTERCONNECT MCT80 INTERCO NNECTION DIAG RAM 120V AC 50/60Hz DIGITAL POWER DIGITAL N706 MAIN CA11 PRIMARY LINE VOLTAGE 100-240VAC 50/60Hz 35W T2AH N1012 N1031 N2711 N2712 CA12 N1011 N2702 N2701 MECHANISM DISPLAY...
  • Page 7 * Press and hold DISC LAYER button and connect Power Cord. * Press and hold both INPUT and OPEN/CLOSE buttons and connect Power Cord. * When Firmware Update is completed, press STANDBY/ON buttton to turn MCT80 OFF. * When Firmware Update is completed, press STANDBY/ON buttton to turn MCT500 OFF.
  • Page 8 MAIN 752048 SCH 2 of 2 J3:1 PCML J3:2 J3:3 PCMR J3:4 J3:5 3.3VD LRCK/DSDR J3:6 100µH J3:7 DSDL J3:8 J3:9 .1µF PBCK J3:10 J3:11 DBCK J3:12 .1µF J3:13 INT/EXT 47.5 47.5K INT/EXT J3:14 DBCK+ DSDL- J3:15 22.1 MCLK2 J3:16 AMUTE DSDL+ EN1,2...
  • Page 9 MCT80 MAIN 752048 PCB...
  • Page 10 DISPLAY 752047 SCH MODEL DS6:3 DS11:3 DS15:3 DS18:3 DS6:2 DS11:2 DS15:2 DS18:2 3.32k 3.32k 3.32k 3.32k DS6:1 DS11:1 DS15:1 DS18:1 J1:1 J1:2 DS7:3 DS12:3 DS16:3 DS19:3 -32V J1:3 DS7:2 DS12:2 DS16:2 DS19:2 3.32k 3.32k 3.32k 3.32k J1:4 DS4F5V J1:5 DS7:1 DS12:1 DS16:1 DS19:1...
  • Page 11 MCT80 DISPLAY 752047 PCB...
  • Page 12 DIGITAL POWER 752049 SCH 1 of 2 J4:1 J4:2 DS4F5V REGULATOR TP16 -30V/NC 7.5k 26.1k 105K 2.21 J4:3 100pF 6.5V J4:4 DS4F5V/NC 3.3µH -30V REGULATOR J4:5 4.0V .022µF 22µH DS4F0V/NC 7.2V VC C J4:6 POWER ON/OFF J4:7 TP14 4V REGULATOR 20.0k 26.1k 105K...
  • Page 13 MCT80 DIGITAL POWER 752049 SCH 2 of 2 POWER ON/OFF POWER ON/OFF J9:1 BU3.3V BU3.3V J9:2 J9:3 J9:4 J9:5 3.3VD 3.3VD J9:6 12VM J9:7 J10:1 J10:2 J10:3 3.3VD 3.3VD J10:4 J10:5 6-32 J10:6 J10:7 12VM 6-32 12VM J10:8 J10:9 -12VM...
  • Page 14 DIGITAL POWER 752049 PCB...
  • Page 15: Parts List

    MCT80 PARTS LIST INTERCONNECT Ref. No. Description Part No. Ref. No. Description Part No. INFERRITE 1500 OHMS 1A SMD 122464 CABLE ASSY RECEPTACLE/GND WIRE 171723 INFERRITE 1500 OHMS 1A SMD 122464 C/A AC INPUT WHT/BLK 173115 INFERRITE 1500 OHMS 1A SMD...
  • Page 16 PARTS LIST (Cont’d.) MAIN PCB 752048 (Cont’d.) Ref. No. Description Part No. Ref. No. Description Part No. RES TF 100 1% 0.1W SMD0805 145060 10 PIN SHROUDED HEADER 2MM 117973 PROGRAMMED VERSION OF 133777 133917 10 PIN SHROUDED HEADER 2MM 117973 IC SINGLE 2 INPUT OR GATE SMD 133700...
  • Page 17 MCT80 PARTS LIST (Cont’d.) DISPLAY PCB 752047 (Cont’d.) Ref. No. Description Part No. Ref. No. Description Part No. SWITCH TACT 260GF 5MM SMD 150072 CAP NPO 1000pF 100V 5% SMD0805 061391 SWITCH TACT 260GF 5MM SMD 150072 CAP 4.7uF 100V 20% SMD1210...
  • Page 18 PARTS LIST (Cont’d.) DIGITAL POWER PCB 752049 (Cont’d.) Ref. No. Description Part No. Ref. No. Description Part No. 10 PIN SHROUDED HEADER 2MM 117973 RES TF 10K 1% 0.1W SMD0805 145061 10 PIN SHROUDED HEADER 2MM 117973 RES TF 47.5K 1% .125W SMD0805 145132 HEADER 7 PIN SHROUDED 117910...
  • Page 19 NUT KEP 4-40 CLR 402001 REG NEG ADJ 1A ENA SMD 133731 IC REG 1.2A LO-DROP ENABLE SMD 133717 DIGITAL PCB 752046 DIGITAL PCB MCT80 320617 IC SW REGULATOR ADJ 2.5A SMD 133916 IC SNGLE 2-INPUT NAND GATE SMD 133501 MECHANICAL ASSY 752046...
  • Page 20 NOTES...
  • Page 21: Repacking Instruction

    If a shipping carton or any of the interior 404080 #10 Flat washer part(s) are needed, please call or write Customer Service Department of McIntosh Laboratory. Refer to page 3. Please see the Part List for the correct part numbers.
  • Page 22 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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