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TIME
DISC LAYER
BACK
NEXT
Performance Specifications ..........................................2
Notes ...........................................................................2
Rear Panel ...................................................................3
Section Location ..........................................................4
Block Diagram .......................................................5 - 6
Interconnection Diagram ........................................7 - 8
Main Schematic and PCB .....................................9 - 14
SERVICE MANUAL
MCD350
SACD/CD PLAYER
SERIAL NO. AFL1001 And Above
M C D 3 5 0 S A C D / C D P L A Y E R
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
Display Schematic and PCB................................15 - 18
AC Power Schematic and PCB .................................19 - 20
Analog Power Schematic and PCB ...........................21 - 24
Digital Power Schematic and PCB ............................25 - 28
Parts List .............................................................29 - 34
Repacking Instruction ................................................35
MCD350
STOP
PLAY PAUSE
OPEN CLOSE
STANDBY ON
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Summary of Contents for McCulloch MCD350
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Page 1: Table Of Contents
MCD350 MCD350 SACD/CD PLAYER SERIAL NO. AFL1001 And Above M C D 3 5 0 S A C D / C D P L A Y E R TIME DISC LAYER BACK NEXT STOP PLAY PAUSE OPEN CLOSE STANDBY ON... -
Page 2: Performance Specifications
4Hz to 20,000Hz, ±0.5dB (CD) 240 Volts, 50/60Hz at 35 watts Standby: Less than 0.5 watt Signal to Noise Ratio Note: Refer to the rear panel of the MCD350 for the correct Better than 108dB (A-weighted) voltage. Dynamic Range Overall Dimensions Better than 100dB Width is 17-1/2 inches (44.4cm) -
Page 3: Rear Panel
MCD350 MCD301 REAR PANEL NOTES . The heavy notes on the schematic denote the primary 4. On PC board drawings, Square pad indicates: AUDIO OUTPUTS signal path. a. Polarized Capacitors - Positive POWER CLASS 1 CONTROL DATA b. Diodes - Cathode LASER PRODUCT 2. -
Page 4: Section Location
SECTION LOCATIONS Top View ANALOG POWER MAIN DIGITAL POWER Bottom View DIGITAL AC POWER DISPLAY... -
Page 5: Block Diagram
MCD350 BLOCK DIAGRAM MCD350 BLOCK DIAGRAM SACD/CD TRANSPORT DIGITAL DISC 16MB 16MB EEPROM EEPROM FLASH SDRAM MEMORY INTERFACE SPINDLE DETECT PROCESSOR MOTOR OPTICAL SWITCH PICK UP DIGITAL UNIT CONTROL FPGA INTERFACE RECEIVER LASER DIODE/ FRONT END PHOTO RF AMP/ DETECTOR/... - Page 6 INTERCONNECT 120V AC PRIMARY LINE VOLTAGE 50/60Hz 100-120VAC 50/60Hz 35W T630mAL 220-240VAC 50/60Hz 35W T315mAL DIGITAL POWER TRANSFORMER N2901 N2902 PRIMARY LINE VOLTAGE MAIN 100-240VAC 50/60Hz 35W T1AH AC POWER CX292 CX291 CY101 ANALOG POWER CD CHANGER MECHANISM N1101 DIGITAL N2701 CX071 CA13...
- Page 7 MCD350 MAIN 752023 SCH 1 of 2 3.3VA 3.3VA J6:1 OMUTE J6:3 J6:2 AMUTE 15VA 15VA 4.75k J6:5 AGND 100k J6:4 AGND J6:6 -15VA -15VA J6:7 POWER ON/OFF J11:2 J11:3 BU3.3V J11:4 BU3.3V J11:1 1.5k IR IN R/Cext Cext REM IN J1:8 P4.1/TRIG...
- Page 8 MAIN 752023 SCH 2 of 2 3.32k LEFT+ J7:1 3.3VA -15VA BALANCED OMUTE PCML 2.21k OUTPUT DRIVER -2.7V 3.32k J7:2 R105 R111 -15VA 47µF 1.65k 22.1 47µF U17:1 10.2k .001µF J7:3 47µF 560pF PCMR 22.1 15VA J7:4 .1µF 15VA 15VA -5.5V 22.1 1.65k...
- Page 9 MCD350 MAIN 752023 PCB...
- Page 10 DISPLAY 752022 SCH MODEL R-CONT L-CONT DS6:3 DS11:3 DS15:3 DS6:2 DS11:2 DS15:2 3.32k 3.32k 3.32k DS6:1 DS11:1 DS15:1 J1:2 J1:1 DS7:3 DS12:3 DS16:3 -32V J1:3 DS7:2 DS12:2 DS16:2 3.32k 3.32k 3.32k J1:4 DS4F5V J1:5 DS7:1 DS12:1 DS16:1 DS4F0V J1:6 DS8:3 DS13:3 DS17:3 J1:7...
- Page 11 MCD350 DISPLAY 752022 PCB...
- Page 12 AC POWER 752024 SCH and PCB PRIMARY LINE VOLTAGE 100-120VAC 50/60Hz 35W T630mAL 220-240VAC 50/60Hz 35W T315mAL MAIN CONVERSION 120V B (BLK) J1:1 J6:1 20V B (BLU) J1:2 J6:2 0V B (GRY) J1:3 J6:3 120V A (VIO) J1:4 J6:4 100V A (ORN) J1:5 J6:5 0V A (WHT)
- Page 13 MCD350 ANALOG POWER 752025 SCH AC14V J1:9 T400mAL250V 3.3V REGULATOR AC14VCT J1:8 8.5V 3.3VA VOUT T400mAL250V AC14V J1:7 J4:1 AC26V J1:6 T315mAL250V AC26VCT J1:5 5V REGULATOR T315mAL250V AC26V J1:4 8.5V VOUT AC6V J1:3 6.2V J4:3 AC6V J1:2 J4:2 J1:1 15VA REGULATOR 15VA 2.21...
- Page 14 ANALOG POWER 752025 PCB...
- Page 15 MCD350 DIGITAL POWER 752026 SCH 1 of 2 J4:1 DS4F5V REGULATOR J4:2 TP16 -30V/NC 7.5k 26.1k 105K 2.21 J4:3 100pF 6.5V J4:4 DS4F5V/NC 3.3µH -30V REGULATOR G N D J4:5 4.0V .022µF 22µH DS4F0V/NC 7.2V VC C J4:6 POWER ON/OFF...
- Page 16 DIGITAL POWER 752026 SCH 2 of 2 and PCB 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 6-32 -12VM...
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Page 17: Parts List
MCD350 PARTS LIST INTERCONNECT Ref. No. Description Part No. Ref. No. Description Part No. CAP ELECT 100UF 25V SMD 066605 CABLE ASSY RECEPTACLE/GND WIRE 171723 CAP MONO .1uF 50V +/- 20% X7R SMD 061365 C/A AC INPUT WHT/BLK 173115 CAP MONO .1uF 50V +/- 20% X7R SMD... - Page 18 PARTS LIST (Cont’d.) MAIN PCB 752023 (Cont’d.) Ref. No. Description Part No. Ref. No. Description Part No. RES TF 47.5K 1% 0.125W SMD0805 145132 TERMINAL PC MOUNT 4-40 118115 RES TF 47.5K 1% 0.125W SMD0805 145132 CONN 12 PIN FFC SMD 118001 JACK HEADPHONE STEREO 1/8IN 117945...
- Page 19 MCD350 PARTS LIST (Cont’d.) MAIN PCB 752023 (Cont’d.) Ref. No. Description Part No. Ref. No. Description Part No. RES MF 1.65K 1% 1/4W 144516 CAP ELECT 10UF 50V SMD 066602 RES MF 1.65K 1% 1/4W 144516 CAP MONO.1uF 50V +/-20% X7R SMD...
- Page 20 PARTS LIST (Cont’d.) DISPLAY PCB 752022 (Cont’d.) Ref. No. Description Part No. Ref. No. Description Part No. RES SMD0805 150 1/8W 1% 145019 CAP MPF 0.033UF 100V 10% 064427 RES SMD0805 33.2 1% 1/8W 144729 CAP MONO .1uF 50V +/-20% X7R SMD 061365 RES SMD0805 150 1/8W 1% 145019...
- Page 21 MCD350 PARTS LIST (Cont’d.) ANALOG POWER PCB 752025 (Cont’d.) Ref. No. Description Part No. Ref. No. Description Part No. RES MF 2.74K 1% 1/4W 144587 CAP MONO .1uF 50V +/-20% X7R SMD 061365 RES SMD0805 8.25K 1/8W 1% 145009 CAP MONO .1uF 50V +/-20% X7R SMD 061365 RES SMD0805 22.1K 1/8W 1%...
- Page 22 PARTS LIST (Cont’d.) DIGITAL POWER PCB 752026 (Cont’d.) Ref. No. Description Part No. Ref. No. Description Part No. RES TF 620 1% 0.1W SMD0805 145119 RES SMD0805 68.1K 1/8W 1% 145035 RES TF 10K 1% 0.1W SMD0805 145061 RES TF 100K 1% 0.1W SMD0805 145062 RES TF 360 1% 0.1W SMD0805 145081...
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Page 23: Repacking Instruction
MCD350 REPACKING INSTRUCTIONS Quantity Part Number Description In the event it is necessary to repack the 033838 Shipping carton only equipment for shipment, the equipment must be 033837 End cap packed exactly as shown below. It is very important that the four plastic feet are attached to the bottom of the equipment. - Page 24 MCD350 SACD/CD PLAYER SERIAL NO. AFL1001 And Above 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.