Akai ACR-26MPU Service Manual Download Page 2 | Manualshive

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Akai ACR-26MPU Service Manual Download Page 2

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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) ...................................................................................................................................... 15

Exploded View Parts Lists (Panel) ...................................................................................................................... 16

Exploded Views (Cabinet) ................................................................................................................................... 17

Exploded View Parts Lists (Cabinet) ................................................................................................................... 18

Exploded Views (Deck) ....................................................................................................................................... 19

Exploded View Parts Lists (Deck) ....................................................................................................................... 20

Schematic Diagram ............................................................................................................................................. 22

Electrical Parts List .............................................................................................................................................. 25

Specifications....................................................................................................................................................... 31

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Summary of Contents for ACR-26MPU

Page 1: ...S TE R E O R ADIO WITH COMPACT DIS C PLAYE R DIGITAL 4 SHF 3 RPT 2 SC N 1 PAU BND MOD LOU ENT RELEASE POWER EJEC T AMS 9 8 7 SW PUSH SEL 5 6 REC 0 MUT LOC MON C AR C D MP3 WMA PLAYER D AUD D S P E Q...

Page 2: ...nt Locations 7 Alignment Procedures 8 Printed Circuit Boards 9 Exploded Views Panel 15 Exploded View Parts Lists Panel 16 Exploded Views Cabinet 17 Exploded View Parts Lists Cabinet 18 Exploded Views...

Page 3: ...bracket then remove the Deck Front Bracket Remove two screws G from under the deck rear bracket then remove the Deck Rear Bracket and the Deck 7 Remove the screw H from on the right side of the side...

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

Page 5: ...t level FM MW LW 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...

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

Page 7: ...7 ALIGNMENT LOCATIONS MITSUMI TUNER...

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 EXPLODED VIEW PANEL...

Page 16: ...OP0000 2SCN 4SHF 6 Key L Up S OP0000 PAU Knob Back Light 8 TUNE SKIP Key L Up S OP0000 9TUNE SKIP DISP EQ Key L Up S OP0000 EQ Knob Back Light MOD Key Crystal Blue PMS285C AMS Key Crystal Blue PMS285C...

Page 17: ...17 EXPLODED VIEW CABINET...

Page 18: ...r M FAE347 P21 P22 East Europe 1 Pack 65 108MHz IC Bracket 7805 Spring Sheet Heat Sink 7809 DB435 Wire Clip 1 0MM Screw 5X18 HH Spring Washer M5 Hexagon Nut M5 Screw 2 6 X 4 BH MS Screw 2 6 X 5 BH TAP...

Page 19: ...19 EXPLODED VIEW DECK...

Page 20: ...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 21: ...ING 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 22: ...22 SCHEMATIC DIAGRAM MAIN BOARD...

Page 23: ...23 SCHEMATIC DIAGRAM KEY BOARD...

Page 24: ...2 82K U3 CS5341 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 M0 MCLK VL SDOUT GND VD SCLK LRCK RST AINL VQ AINR VA REF_GND FILT M1 U6 HY57V161610ET 7 35 26 50 10 21 22 23 24 27 28 29 30 31 32 2 3 5 6 8 9 11...

Page 25: ...272 01 05 63300 00 05 63474 02 06 10107 01 06 10227 01 06 10476 01 06 16106 01 TR BD435 TO 126 FAIRCHLD TR BD436 PNP TO 126 SAMSUNG TR 2SA812 TRANSISTOR B1240 TRANSISTOR 2SC3875G IC REGULATOR 78L05 TR...

Page 26: ...3105 00 07 63152 00 07 63182 00 07 63184 00 07 63222 00 07 63223 00 07 63224 00 07 63273 00 07 63331 00 07 63332 00 E CAP 100 F 16V 6 3X7MM E CAP 22 F 16V 4X7MM E CAP 220 F 16V 6 3X12MM E CAP 3300 F 1...

Page 27: ...5 63682 01 07 05222 16A 07 63562 00 29 00347 03 DIODE CHIP RLS4148 1206 ROHM CHIP 6800PF 10 X7R 0603 SMT RES 2 2k 1 16W TAPPING CHIP RES 5 6k 5 0603 SMT M FAE347 P21 P22 EAST EUROPE 1 PACK 65 108MHz 2...

Page 28: ...IP RES 2 2k 5 0603 SMT CHIP RES 2 4k 5 0603 SMT CHIP RES 2 7k 5 0603 SMT CHIP RES 330 5 0603 SMT CHIP RES 33k 5 0603 SMT CHIP RES 39k 5 0603 SMT CHIP RES 47 5 0603 SMT CHIP RES 470 5 0603 SMT CHIP RES...

Page 29: ...P1642L INTERPION A D CONVERTER IC CS5341 DZZ CIRRUS LOGIC IC 5 CH MOTOR DRIVER IP9004 INTERPION SDRAM IS42S16100C1 7TI TSOP 50 ISSI SST FLASH 39VF 800A 70 4I EK TSOP 48 IC PD 637120NEC LQFP100 CRYSTAL...

Page 30: ...603 SMT CHIP RES 100k 5 0603 SMT CHIP RES 1M 5 0603 SMT CHIP RES 10M 5 0603 SMT CHIP RES 120 5 0603 SMT CHIP RES 1 2k 5 0603 SMT CHIP RES 15k 5 0603 SMT CHIP RES 18k 5 0603 SMT CHIP RES 20k 5 0603 SMT...

Page 31: ...e 20Hz 20kHz 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...

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