McIntosh MX119 Service Manual
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McIntosh MX119 Service Manual

McIntosh MX119 Service Manual

A/v control center
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Download this manual See also: Owner's Manual
Performance Specifications ................................... 2 - 3
Notes ......................................................................... 3
Rear Panel .................................................................. 3
Section Location ........................................................ 4
Block Diagram ...................................................... 5 - 8
Interconnection Diagram .................................... 9 - 10
Display Schematic and PCB ............................... 11 - 18
Surround Schematic and PCB ............................ 19 - 32
Data Schematic and PCB ................................... 33 - 36
S-Video Schematic and PCB .............................. 37 - 40
A/V CONTROL CENTER
SERIAL NO. VS1001 And Above
CONTENTS
Serial Number VS1001 And Above
Video Schematic and PCB ................................. 41 - 44
Input Schematic and PCB .................................. 45 - 50
Component Video Schematic and PCB ............. 51 - 54
Tuner Schematic and PCB ................................. 55 - 56
Tuner AM/FM Alignment Procedure .................. 57 - 58
RAA1 Schematic and PCB ................................. 59 - 60
Parts List ............................................................ 61 - 76
Exploded Views and Parts Lists .......................... 77 - 80
Repacking Instruction .............................................. 81
MX119

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  • Page 1: Table Of Contents

    MX119 A/V CONTROL CENTER SERIAL NO. VS1001 And Above CONTENTS Performance Specifications ........2 - 3 Video Schematic and PCB ......... 41 - 44 Notes ................. 3 Input Schematic and PCB ........45 - 50 Rear Panel ..............3 Component Video Schematic and PCB ..... 51 - 54 Section Location ............

  • Page 2: Performance Specifications

    PERFORMANCE SPECIFICATIONS FM Tuner Harmonic Distortion 0.5% maximum at 50% modulation Useable Sensitivity 14dBF which is 1.4uV across 75 ohms Frequency Response 50Hz to 6kHz NRSC 50dB Quieting Sensitivity Mono: 19dBF which is 2.4uV across 75 ohms Adjacent Channel Selectivity Stereo: 35dBF which is 15uV across 75 ohms 45dB minimum IHF Signal To Noise Ratio...

  • Page 3: Notes

    230 Volts, 50/60Hz at 65 watts 0.005% at all outputs 240 Volts, 50/60Hz at 65 watts Sensitivity NOTE: Refer to the rear panel of the MX119 for the correct Analog Input: 400mV for 2.0V output voltage. Signal To Noise Ratio – All Outputs Overall Dimensions 0.005% maximum from 20Hz to 20,000 Hz at rated output.

  • Page 4: Rear Panel

    REAR PANEL SECTION LOCATION...

  • Page 5: Block Diagram

    MX119 BLOCK DIAGRAM...
  • Page 6 BLOCK DIAGRAM con’t...
  • Page 7 MX119 INTERCONNECT...
  • Page 8 DISPLAY 050167 SH 1 OF 2...
  • Page 9 MX119 DISPLAY 050167 SH 2 0F 2...
  • Page 10 DISPLAY 050167 CONTROL SECTION...
  • Page 11 MX119 DISPLAY LED SECTION 050169 DISPLAY KEYBOARD SECTION 050053...
  • Page 12 SURROUND 050168 SH 1 OF 6...
  • Page 13 MX119 SURROUND 050168 SH 2 OF 6...
  • Page 14 SURROUND 050168 SH 3 OF 6...
  • Page 15 MX119 SURROUND 050168 SECTION 4 OF 6...
  • Page 16 SURROUND 050168 SH 5 OF 6...
  • Page 17 MX119 SURROUND 050168 SH 6 OF 6...
  • Page 18 SURROUND 050168...
  • Page 19 MX119 DATA 050164 SH 1 OF 2...
  • Page 20 DATA 050164 SH 2 OF 2...
  • Page 21 MX119 S-VIDEO 050166 SH 1 OF 2...
  • Page 22 S-VIDEO 050166 SH 2 OF 2...
  • Page 23 MX119 VIDEO 050165...
  • Page 24 VIDEO 050165...
  • Page 25 MX119 INPUT 050163 SH 1 OF 2...
  • Page 26 INPUT 050163 SH 2 OF 2...
  • Page 27 MX119 INPUT 050163...
  • Page 28 COMPONENT VIDEO 050180...
  • Page 29 MX119 COMPONENT VIDEO 050180...
  • Page 30 TUNER 049084 NOTE: SEE PAGE 57-58 FOR TUNER ALIGNMENT PROCEDURE.

  • Page 31: Tuner Am/Fm Alignment Procedure

    5 pin connector. (Refer to Page 66.) Connect a jacks. 1400kHz (20uV, 30% modulation), then Adjust T7 (AM Distortion Analyzer to the MX119 rear panel TUNER IN/ 3. Remove Top Cover and AM/FM TUNER Cover. Turn On IF) for maximum signal.
  • Page 32 RAA1 SECTION...

  • Page 33: Parts List

    RES NET 2 X 22K ISOLATED 144366 IC13 IC OCT 3-STT NONINVERTING 133222 R204 RES NET 2 X 22K ISOLATED 144366 (IC13) SOCKET 20-PIN IC 178124 R206 RES NET 2 X 22K ISOLATED 144366 IC14 IC PROG 133350 MX119 133543...
  • Page 34 PARTS LIST Con’t DISPLAY PCB 050167 (Cont’d.) Ref. No. Description Part No. Ref. No. Description Part No. TERMINAL STRIP 14 PIN .025 SQ 117647 TERMINAL STRIP 14 PIN .025 SQ 117647 R300 RES MF 47.5K 1% 1/4W 144108 MOLD1 MOLD FUNCTION LED 017865 IC:PROGRAMMED133336, IR MICRO 133545...
  • Page 35 MX119 PARTS LIST Con’t SURROUND PCB 050168 Ref. No. Description Part No. Ref. No. Description Part No. BRKT1 BRACKET PCB CARD MOUNTING 003611 CAP ELECT 10UF 16V 066580 (BRKT1) SCREW MACH 6-32X1/4 PHL PN 100186 CAP ELECT 10UF 16V 066580...
  • Page 36 PARTS LIST Con’t SURROUND PCB 050168 (Cont’d.) Ref. No. Description Part No. Ref. No. Description Part No. C280 CAP MONO .1UF 50V 20% Z5U 061346 C154 CAP MONO 100PF 100V 10% NPO 061341 C281 CAP MONO .1UF 50V 20% Z5U 061346 C155 CAP MONO 22PF 200V 10% NPO...
  • Page 37 MX119 PARTS LIST Con’t SURROUND PCB 050168 (Cont’d.) Ref. No. Description Part No. Ref. No. Description Part No. (IC33) WASHER SHLDR #10 BLK NYLN INS 104101 (F2) HOLDER FUSE 5X20MM PCB MOUNT 178159 IC34 IC VOLTAGE REGULATOR -15V 133087 FUSE 0,5A SLO-BLO 5X20...
  • Page 38 PARTS LIST Con’t SURROUND PCB 050168 (Cont’d.) Ref. No. Description Part No. Ref. No. Description Part No. RES NETWORK 2X100 OHM ISOLATED 144680 CONN SUB-D 9-PIN 117507 CONN 4 PIN 117215 RES 1.37K 1% 1/4W 144515 RES 1.37K 1% 1/4W 144515 JACK HEADPHONE DUAL BLACK 1/8 117549 RES 1.37K 1% 1/4W...
  • Page 39 MX119 PARTS LIST Con’t SURROUND PCB 050168 (Cont’d.) Ref. No. Description Part No. Ref. No. Description Part No. R227 RES 1.37K 1% 1/4W 144515 R128 RES MF 20K 1% 1/4W 144524 R228 RES 1.37K 1% 1/4W 144515 R129 RES MF 3.24K 1% 1/4W...
  • Page 40 PARTS LIST Con’t SURROUND PCB 050168 (Cont’d.) Ref. No. Description Part No. Ref. No. Description Part No. IC24 IC 2 INPUT X 4 133167 R401 RES MF 100K 1% 1/4W 144528 IC25 IC HEX UNBUF INVERTER 133173 R402 RES MF 100K 1% 1/4W 144528 IC35 IC 8 LN DRIVER ARRAY...
  • Page 41 MX119 PARTS LIST Con’t S-VIDEO PCB 050166 Ref. No. Description Part No. Ref. No. Description Part No. RES MF 75 OHM 1% 1/4W 144644 CAP MONO .1UF 50V 20% Z5U 061346 RES MF 75 OHM 1% 1/4W 144644 CAP MONO .1UF 50V 20% Z5U...
  • Page 42 PARTS LIST Con’t VIDEO PCB 050165 Ref. No. Description Part No. Ref. No. Description Part No. RES MF 10K 1% 1/4W 144504 BRKT1 BRACKET PCB CARD MOUNTING 003611 RES MF 75 OHM 1% 1/4W 144644 (BRKT1) SCREW MACH 6-32X1/4 PHL PN 100186 RES MF 75 OHM 1% 1/4W 144644...
  • Page 43 MX119 PARTS LIST Con’t INPUT PCB 050163 (Cont’d.) Ref. No. Description Part No. Ref. No. Description Part No. C106 CAP ELECT 10UF 16V 066580 CAP MONO .1UF 50V 20% Z5U 061346 C112 CAP ELECT 10UF 16V 066580 CAP MONO .1UF 50V 20% Z5U 061346 CAP MONO .1UF 50V 20% Z5U...
  • Page 44 PARTS LIST Con’t INPUT PCB 050163 (Cont’d.) Ref. No. Description Part No. Ref. No. Description Part No. RES MF 22.1K 1% 1/4W 144564 CONN 11 POS MALE 117279 RELAY REED FORM 1A 5V 500 OHMS 087050 RES MF 20K 1% 1/4W 144524 RES MF 20K 1% 1/4W 144524...
  • Page 45 MX119 PARTS LIST Con’t COMPONENT VIDEO PCB 050180 (Cont’d.) Ref. No. Description Part No. Ref. No. Description Part No. CAP MONO 390PF 5% 200V 061352 IC10 IC 100MA I FEEDBACK AMP 133286 CAP MONO 120PF 5% 200V 061351 IC12 IC 100MA I FEEDBACK AMP...
  • Page 46 PARTS LIST Con’t COMPONENT VIDEO PCB 050180 (Cont’d.) Ref. No. Description Part No. Ref. No. Description Part No. RES MF 10 OHM 1% 1/4W 144553 IC QUAD ANALOG SWITCH HI SPEED 133342 RES MF 22.1 OHM 1% 1/4W 144554 IC MULTIPLEXER TRIPLE 2:1 133513 RES CF 75 OHM 5% 1/8W 141264...
  • Page 47 MX119 PARTS LIST Con’t TUNER/RAA1 SECTION PCB 049084 (Cont’d.) Ref. No. Description Part No. Ref. No. Description Part No. CAP ELECT 10UF 50V 066445 GOLD F CONNECTOR RIGHT ANGLE 117661 CAP ELECT 10UF 50V 066445 (J1) LK WASH:3/8X.507X.002 INT STAR...
  • Page 48 PARTS LIST Con’t TUNER/RAA1 SECTION PCB 049084 (Cont’d.) Ref. No. Description Part No. Ref. No. Description Part No. RES MF 4.75K 1% 1/4W 144520 RES MF 221 1% 1/4W 144559 RES MF 4.75K 1% 1/4W 144520 RES MF 22.1OHM 1% 1/4W 144554 RES MF 4.75K 1% 1/4W 144520...
  • Page 49 MX119 MX119 EXPLODED VIEW (3X) (3X) (3X) (4X) (4X) (4X) (46X) (10X) (9X) (7X) (6X) (6X) (4X) (6X) ASSY REAR PANEL 050171...

  • Page 50: Exploded Views And Parts Lists

    MX119 EXPLODED VIEW and PARTS LIST Ref No. Description Part No.

  • Page 51: Repacking Instruction

    MX119 MX119 REPACKING INSTRUCTION...

  • Page 52: Service Manual

    SERIAL NO. VS1001 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.

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