Akai ACR-129MMU Service Manual
  1. Manuals
  2. Brands
  3. Akai Manuals
  4. Car Receiver
  5. ACR-129MMU
  6. Service manual

Akai ACR-129MMU Service Manual

Cd/mp3/usb/rds–reciver
Hide thumbs
Table of Contents

Advertisement

Quick Links

Download this manual
CD/MP3/USB/RDS–RECIVER
Models:
ACR 129MMU
SERVICE MANUAL
www.akai.ru

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the ACR-129MMU and is the answer not in the manual?

Questions and answers

Related Manuals for Akai ACR-129MMU

Summary of Contents for Akai ACR-129MMU

  • Page 1 CD/MP3/USB/RDS–RECIVER Models: ACR 129MMU SERVICE MANUAL www.akai.ru...

  • Page 2: Table Of Contents

    CONTENTS Page Disassembly Instructions ............................3 Disassembly Diagram............................4 Operation Check..............................5 Block Diagram ............................... 6 Alignment Locations .............................. 7 Alignment Procedures ............................8 Printed Circuit Boards............................9 Exploded Views (Panel)............................16 Exploded View Parts Lists (Panel) ........................17 Exploded Views (Cabinet) ........................... 18 Exploded View Parts Lists (Cabinet) ........................

  • Page 3: Disassembly Instructions

    DISASSEMBLY INSTRUCTIONS 1. Using the unlock key that came with the unit or a similar tool, unlock the Mounting Box and remove toward the rear of the unit. 2. Remove two screws (A) located on the rear of the top cabinet then remove the Top Cabinet. 3.

  • Page 4: Disassembly Diagram

    DISASSEMBLY DIAGRAM...

  • Page 5: Operation Check

    OPERATION CHECK GENERAL SPECIFICATIONS OF SIGNAL Standard frequency 98.1 MHz (65.0, 74.0MHz) (87.5, 107.9 MHz) 1000 kHz (530, 1710 kHz) Signal output 5 mV Modulation 400 Hz 30% MOD. FM Stereo 1 kHz 75kHz DEV. 46% for L only or R only pilot level 8% AF output level FM/MW...

  • Page 6: Block Diagram

    BLOCK DIAGRAM...

  • Page 7: Alignment Locations

    ALIGNMENT LOCATIONS MITSUMI BOARD...

  • Page 8: Alignment Procedures

    ALIGNMENT PROCEDURES FM ADJUSTMENT Equipment Required AM IF/RF signal generator Solid-state voltmeter (SSVM) Regulated DC power supply 2-CH voltmeter Distortion meter FM Alignment Using FM Signal Generator Note: Press the radio power switch to on the radio. Signal generator output must be kept as low as possible to avoid overload and clipping.

  • Page 9: Printed Circuit Boards

    PRINTED CIRCUIT BOARDS MAIN BOARD TOP VIEW...
  • Page 10 MAIN BOARD BOTTOM VIEW...
  • Page 11 KEY BOARD TOP VIEW...
  • Page 12 KEY BOARD BOTTOM VIEW...
  • Page 13 CD SERVO BOARD TOP VIEW...
  • Page 14 CD SERVO BOARD BOTTOM VIEW...
  • Page 15 SD/MMC CARD BOARD...

  • Page 16: Exploded Views (Panel)

    EXPLODED VIEW PANEL...

  • Page 17: Exploded View Parts Lists (Panel)

    EXPLODED VIEW PARTS LIST PANEL Ref. No. Description RS Part No. Mfr’s Part No. Lens(S.N0000/WHT)DX3.82.25N/SW/IR(AKAI 5300-0J2060-356 ACR-129MMU) ROHS 5100-0J2021-32W T. Panel (S. N0000/WHT) X3.18.9 ROHS Panel Bottom ROHS 5100-0C2522-00 Decorate B (S. N0000) ROHS 5200-0J2039-30 Left Decorate A (S. N0000) ROHS 5200-0J2038-30 USB Decorate D (S.

  • Page 18: Exploded Views (Cabinet)

    EXPLODED VIEW CABINET...

  • Page 19: Exploded View Parts Lists (Cabinet)

    EXPLODED VIEW PARTS LIST CABINET Ref. No. Description RS Part No. Mfr’s Part No. Panel Ring/ABS + SPY (S .N0000) ROHS 5100-0E2022-30 Base (E) (MMC+SD) ROHS 5100-0E2028-00 6100-300002-002 Rear-right Cabinet W/Spring For CD-wire ROHS CD MECH. MG205 (205) ROHS 9400-002050-01 Left Cabinet-heat Sink W/Spring ROHS 6100-300004-003 Top Cabinet ROHS...

  • Page 20: Exploded Views (Deck)

    EXPLODED VIEW (DECK)

  • Page 21: Exploded View Parts Lists (Deck)

    EXPLODED VIEW PARTS LIST (DECK) Ref. No. Description Parts No. Q’ty SENSOR ST-23G SENSOR PCB SCREW CA/H 0” TT 2*3 COVER-UPPER SECC T1.0 LEVER DISC POM (F20-03) GUIDE UP POM (F20-03) BUSHING ROLLER POM (F20-03) ROLLER DISC SLICON SHAFT ROLLER SUS 303 PIN ROLLER SUM24L-NI (PLATE)
  • Page 22 EXPLODED VIEW PARTS LIST - CONTINUED (DECK) Ref. No. Description Parts No. Q’ty CLAMP DISC POM (F20-03) HOLD CLAMPER SECC T1.0 S/P CLAMPER SUS304WPB TURN TABLE ABS G/F 20% BASE PU POM (F20-03) PIN SIDE (A) SUM24L-NI (PLATE) SCREW CA/H 0” M/S 1.7*2.5 PIN SIDE (B) SUM24L-NI (PLATE) DAMPER...

  • Page 23: Schematic Diagram

    SCHEMATIC DIAGRAM (MAIN BOARD)
  • Page 24 SCHEMATIC DIAGRAM (KEY BOARD)
  • Page 25 SCHEMATIC DIAGRAM (CD SERVO BOARD)

  • Page 26: Electrical Parts List

    ELECTRICAL PARTS LIST Ref. No. Part No. Description Q’ty PC BOARD ASSY, MAIN BOARD D639,D630 0200-004148-02 DIODE SMD RLS4148 LL-34 ROHM ROHS IC601 0300-007313-01 IC SC-7313 (SILAN) ROHS IC801 0300-007388-00 IC TDA7388 (4x40W) ST "Y" ROHS IC602 0300-0F8847-151 CPU RF8847-151 MP3+WMA+TC+RUSSION FONT R704,R709,R710,R715 0700-063273-00...
  • Page 27 ELECTRICAL PARTS LIST-CONTINUED Ref. No. Part No. Description Q’ty C603,C604,C140 0500-063102-01 CER.CAP SMD 1000PF 50V ±10% X7R 0603 ROHS C207 0500-063103-01 CER.CAP SMD 0.01uF 50V ±10% X7R 0603 ROHS C110,C111,C607,C811,C833,C 0500-063104-01 CER.CAP SMD 0.1uF 50V ±10% X7R 0603 819,C663,C664,C630,C600,C83 ROHS 9,C837,C818,C108,C123 C119,C124 0500-063220-00...
  • Page 28 ELECTRICAL PARTS LIST-CONTINUED Ref. No. Part No. Description Q’ty R830 0700-063182-00 RES SMD 1.8KΩ ±5% 1/10W 0603 ROHS R645,R646,R001 0700-063220-00 RES SMD 22Ω ±5% 1/10W 0603 ROHS R636 0700-063221-00 RES SMD 220Ω ±5% 1/10W 0603 ROHS R615,R633,R634,R121,R142,R 0700-063222-00 RES SMD 2.2KΩ ±5% 1/10W 0603 ROHS 872,R681,R682,R329,R330,R32 R702,R703,R705~808,R829,R8 0700-063223-00...
  • Page 29 ELECTRICAL PARTS LIST-CONTINUED Ref. No. Part No. Description Q’ty C114,115 0500-063682-01 CER.CAP SMD 6800PF 50V ±10% X7R 0603 ROHS R111,112 0700-063562-00 RES SMD 5.6KΩ ±5% 1/10W 0603 ROHS 2900-000347-03 M.FAE347/P21/P22 EAST FUREPE 1 PACK 65-108MHJ ROHS PC BOARD ASSY, MAIN BOARD AM TUNER SECTION C206 0500-063050-00 CER.CAP SMD 5PF 50V ±5% NPO 0603...
  • Page 30 ELECTRICAL PARTS LIST-CONTINUED Ref. No. Part No. Description Q’ty R611 0700-063152-00 RES SMD 1.5KΩ ±5% 1/10W 0603 ROHS R601,R613 0700-063181-00 RES SMD 180Ω ±5% 1/10W 0603 ROHS R602,R614 0700-063221-00 RES SMD 220Ω ±5% 1/10W 0603 ROHS R612 0700-063222-00 RES SMD 2.2KΩ ±5% 1/10W 0603 ROHS R610 0700-063272-00 RES SMD 2.7KΩ...
  • Page 31 ELECTRICAL PARTS LIST-CONTINUED Ref. No. Part No. Description Q’ty C42,C43,C45,C47 0500-063102-01 CER.CAP SMD 1000PF 50V ±10% X7R 0603 ROHS C19,C22,C25,C28,C31,C56,C4 0500-063103-01 CER.CAP SMD 0.01uF 50V ±10% X7R 0603 ROHS C5,C7~12,C15,C21,C23,C24,C 0500-063104-01 CER.CAP SMD 0.1uF 50V ±10% X7R 0603 29,C30,C32,C34,C36,37,C39,C ROHS 41,C48~50,C52,C54,C55,C57~ 59,C62,C63,C66,C69,C70,C71, C75,C78~84,C18...
  • Page 32 ELECTRICAL PARTS LIST-CONTINUED Ref. No. Part No. Description Q’ty 0700-063154-00 RES SMD 150KΩ ±5% 1/10W 0603 ROHS 0700-063203-00 RES SMD 20KΩ ±5% 1/10W 0603 ROHS R83,R84,R88~91,R85,R93~97, 0700-063220-00 RES SMD 22Ω ±5% 1/10W 0603 ROHS R99,R105,R133~135,R137,R14 2,R144,R145,R146 R112 0700-063221-00 RES SMD 220Ω ±5% 1/10W 0603 ROHS R66,R28 0700-063222-00 RES SMD 2.2KΩ...

  • Page 33: Specifications

    SPECIFICATIONS T. H. D............................Less than 0.35% Signal to Noise Radio ........................More than 60 dB Channel Separation ........................More than 60 dB Frequency Response .......................... 20Hz-20kHz Stereo Separating (FM) ........................30 dB (at 1kHz) Signal to Noise Ratio (FM) ......................Better than 50 dB Output Power.............................

Table of Contents