Akai ACR-129MMU Service Manual Download Page 1

SERVICE MANUAL

Models:

ACR-129MMU

CD/MP3/USB/RDS–RECIVER

www.akai.ru

Summary of Contents for ACR-129MMU

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

Page 2: ...nt 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 19 Exploded Views...

Page 3: ...ont bracket then remove the Deck Front Bracket Remove two screws H from under the deck rear bracket then remove the Deck Rear Bracket and the Deck 7 Remove two screws I from on the back of the Rear ri...

Page 4: ...4 DISASSEMBLY DIAGRAM...

Page 5: ...l FM MW Power source voltage DC 14 0V Backup voltage is the same as this AF load impedance 4 ohm pure resistance Balance Center position of level Tone Center position The signal strength read in this...

Page 6: ...6 BLOCK DIAGRAM...

Page 7: ...7 ALIGNMENT LOCATIONS MITSUMI BOARD...

Page 8: ...p Generator Coupling Generator Display Setting Adjustment Remarks Stereo Separation Signal Generator to antenna receptacle 98 1 MHz Int 1 kHz Dev 75 kHz L R 90 Pilot 10 98 1 MHz VR1 Adjust AF output p...

Page 9: ...9 PRINTED CIRCUIT BOARDS MAIN BOARD TOP VIEW...

Page 10: ...10 MAIN BOARD BOTTOM VIEW...

Page 11: ...11 KEY BOARD TOP VIEW...

Page 12: ...12 KEY BOARD BOTTOM VIEW...

Page 13: ...13 CD SERVO BOARD TOP VIEW...

Page 14: ...14 CD SERVO BOARD BOTTOM VIEW...

Page 15: ...15 SD MMC CARD BOARD...

Page 16: ...16 EXPLODED VIEW PANEL...

Page 17: ...RK L Up S N0000 ROHS BND Crystal Blue PMS291C ROHS Adaptor For BND ROHS EJ L Up S N0000 ROHS Decorated Ring S N0000 ROHS LOC MON DSP MUT L UP S N0000 ROHS 4D Knob Clear Blue ROHS Adaptor For 4D ROHS B...

Page 18: ...18 EXPLODED VIEW CABINET...

Page 19: ...PCB Bracket ROHS IC Bracket 7805 ROHS Power IC Bracket ROHS IC Bracket For Regulator ROHS Wire Clip 1 0MM ROHS Screw 5X18 HH ROHS Spring Washer M5 ROHS Hexagon Nut M5 ROHS Screw 2 6 X 4 BH MS ROHS Sc...

Page 20: ...20 EXPLODED VIEW DECK...

Page 21: ...AD D GEAR LOAD B GEAR LOAD A PIN LOAD B K GEAR MOTOR GEAR WORM SERVO PCB ASSY SPECIAL SCREW S P RO L SUPPORT DAMPER S P RO CHASSIS MAIN ST 23G FR CA H 0 TT 2 3 SECC T1 0 POM F20 03 POM F20 03 POM F20...

Page 22: ...RING TENSION GEAR PU LEAD SCREW SWITCH SCREW PICK UP FPC WIRE SPRING PU FIBER PAPER S P CAM TRANSIT SCREW INSULATOR COVER SWITCH WASHER PE S P BASE POM F20 03 SECC T1 0 SUS304WPB ABS G F 20 POM F20 03...

Page 23: ...23 SCHEMATIC DIAGRAM MAIN BOARD...

Page 24: ...24 SCHEMATIC DIAGRAM KEY BOARD...

Page 25: ...25 SCHEMATIC DIAGRAM CD SERVO BOARD...

Page 26: ...ROHS 2 Q807 0100 008550 03 TR PNP SS8550C TO 92 B ROHS 1 D802 0200 004001 00 DIODE IN4001 DO 41 ROHS 1 D803 D805 0200 004148 00A DIODE 1N 4148 DO 35 TAPPING ROHS 2 D601 D806 D632 D808 0200 004148 02 D...

Page 27: ...22uF 16V 20 4 7MM ROHS 2 C712 0600 016336 02 E CAP 33uF 16V 20 6 3 5MM ROHS 1 C810 0600 016338 00S E CAP 3300uF 16V 20 13 25MM ROHS 1 C614 C619 C624 627 C703 70 6 C301 C302 0600 050225 02 E CAP 0 22uF...

Page 28: ...HS 20 R613 0700 063474 00 RES SMD 470K 5 1 10W 0603 ROHS 1 R622 R665 R666 0700 063512 00 RES SMD 5 1K 5 1 10W 0603 ROHS 3 R809 812 R311 R331 0700 063561 00 RES SMD 560 5 1 10W 0603 ROHS 6 R661 R662 07...

Page 29: ...SMD 47K 5 1 10W 0603 ROHS 1 R206 0700 063822 00 RES SMD 8 2K 5 1 10W 0603 ROHS 1 L201 0900 070470 04 M INDUCTOR AL03TO4R7 AXIAL ROHS 1 PC BOARD ASSY KEY BOARD 0200 001007 09 LED BACK LIGHT WHITE QB020...

Page 30: ...3500 010002 00 FIBRE WASHER 2X6X0 4MM ROHS 2 PC BOARD ASSY SDK CD SERVO BOARD R303 304 0700 063272 00 RES SMD 2 7K 5 1 10W 0603 ROHS 2 R301 302 0700 063392 00 RES SMD 3 9K 5 1 10W 0603 ROHS 2 1111 300...

Page 31: ...V 5 NPO 0603 ROHS 2 C51 0500 063474 01 CER CAP SMD 0 47uF 25V 80 20 Y5V 0603 ROHS 1 C20 0500 063683 01 CER CAP SMD 0 068uF 50V 10 X7R 0603 ROHS 1 C64 0500 063821 00 CER CAP SMD 820PF 50V 5 NPO 0603 RO...

Page 32: ...10W 0603 ROHS 6 R9 R22 R24 R40 R120 R121 0700 063473 00 RES SMD 47K 5 1 10W 0603 ROHS 6 R11 0700 063563 00 RES SMD 56K 5 1 10W 0603 ROHS 1 R6 R10 0700 063683 00 RES SMD 68K 5 1 10W 0603 ROHS 2 R33 R10...

Page 33: ...kHz Stereo Separating FM 30 dB at 1kHz Signal to Noise Ratio FM Better than 50 dB Output Power 4 X 40W Speaker Output Impedance 4 To 8 ohm Power Source DC 12V Negative ground Frequency Range FM 65 0 7...

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