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SECTION 2

DISASSEMBLY

Note:

 Follow the disassembly procedure in the numerical order given.

2-1. AMPLIFIER ASSEMBLY

2-2. MAIN BOARD

1

 Two tapping screws

     (4x30)

2

 Two tapping screws

     (4x30)

3

 Wire (White)

5

 Amplifier assembly

4

 Wire (Red)

1

 Fuse (F901)

     (Brade type)

5

 Heat sink (MAIN)

8

 Main board

9

 Pull out a Wire.

0

 Panel

2

 Two screws

     (BTP 3x8)

3

 Two screws

     (BTP 3x8)

4

 Four screws

     (BTP 3x8)

6

 Three screws

     (BTP 3x10)

7

 Five screws

     (BTP 3x10)

Summary of Contents for XS-AW850

Page 1: ... 1 MICROFILM XS AW850 SERVICE MANUAL 5 CHANNEL ACTIVE SUBWOOFER US Model SPECIFICATIONS ...

Page 2: ...ssembly 4 2 2 Main Board 4 2 3 DC Fan Motor 5 3 DIAGRAMS 3 1 IC Block Diagrams 6 3 2 Printed Wiring Board 7 3 3 Schematic Diagram 9 4 EXPLODED VIEW 11 5 ELECTRICAL PARTS LIST 13 TABLE OF CONTENTS SECTION 1 GENERAL This section is extracted from instruction manual ...

Page 3: ... 3 ...

Page 4: ...SSEMBLY 2 2 MAIN BOARD 1 Two tapping screws 4x30 2 Two tapping screws 4x30 3 Wire White 5 Amplifier assembly 4 Wire Red 1 Fuse F901 Brade type 5 Heat sink MAIN 8 Main board 9 Pull out a Wire 0 Panel 2 Two screws BTP 3x8 3 Two screws BTP 3x8 4 Four screws BTP 3x8 6 Three screws BTP 3x10 7 Five screws BTP 3x10 ...

Page 5: ...capacitors are in µF unless otherwise noted pF µµF 50 WV or less are not indicated except for electrolytics and tantalums All resistors are in Ω and 1 4 W or less unless otherwise specified internal component C panel designation U B Line Power voltage is dc 14 4V and fed with regulated dc power supply from ACC and BATT cords Voltage and waveforms are dc with respect to ground under no signal condi...

Page 6: ...5 R917 R915 D904 R906 R806 R905 Q801 R808 R811 R532 R620 R614 R619 R941 JC36 Q914 R938 Q913 C113 JC23 JC21 JC22 C313 C413 C213 R207 C209 C205 R407 JC11 C405 JC10 JC9 C308 C305 IC301 R306 JC7 IC302 JC1 C957 C953 C952 C954 JC2 JC3 JC4 C960 R208 IC102 JC6 R308 C309 C109 R107 C105 R106 IC101 Q601 R604 R505 R501 R506 IC501 R503 IC503 R525 R526 R521 R527 R531 C521 JC35 C518 JC27 R935 R934 C962 R931 R802...

Page 7: ...XS AW850 9 10 3 3 SCHEMATIC DIAGRAM Refer to page 6 for Waveforms and Note Refer to page 6 for IC Block Diagrams ...

Page 8: ...AKER 20cm 1 SPEAKER AND AMPLIFIER SECTION 2 AMPLIFIER SECTION Ref No Part No Description Remark Ref No Part No Description Remark 59 3 037 253 01 PLATE LIGHT GUIDE 60 3 037 249 01 SPACER 61 3 038 125 01 GROMMET 62 3 038 126 01 RING 63 3 912 431 01 SCREW P F901 1 576 256 11 FUSE BLADE TYPE AUTO FUSE 25A M901 1 763 366 11 MOTOR DC FAN 51 3 037 200 01 BUTTON 52 3 037 524 01 SHEET 53 A 3317 759 A MAIN...

Page 9: ...04 1 107 823 11 CERAMIC CHIP 0 47uF 10 16V C305 1 163 251 11 CERAMIC CHIP 100PF 5 50V C306 1 163 251 11 CERAMIC CHIP 100PF 5 50V C307 1 163 251 11 CERAMIC CHIP 100PF 5 50V C308 1 163 239 11 CERAMIC CHIP 33PF 5 50V C309 1 163 251 11 CERAMIC CHIP 100PF 5 50V C310 1 136 168 00 FILM 0 18uF 5 50V C311 1 136 168 00 FILM 0 18uF 5 50V C313 1 115 339 11 CERAMIC CHIP 0 1uF 10 50V C401 1 126 964 11 ELECT 10u...

Page 10: ...3 76 DIODE AK04V0 D606 8 719 043 76 DIODE AK04V0 D607 8 719 043 76 DIODE AK04V0 D608 8 719 043 76 DIODE AK04V0 D609 8 719 991 33 DIODE 1SS133T 77 D801 8 719 991 33 DIODE 1SS133T 77 D802 8 719 991 33 DIODE 1SS133T 77 D901 8 719 978 69 DIODE DTZ TT11 16B D902 8 719 158 15 DIODE RD5 6S B D903 8 719 914 43 DIODE DAN202K D904 8 719 071 95 DIODE SEC2764C C2D D905 8 719 914 43 DIODE DAN202K D906 8 719 15...

Page 11: ... 10W R503 1 208 462 61 RES CHIP 10K 2 1 10W R504 1 216 659 11 METAL CHIP 2 2K 0 5 1 10W R505 1 208 462 61 RES CHIP 10K 2 1 10W R506 1 208 462 61 RES CHIP 10K 2 1 10W R509 1 216 659 11 METAL CHIP 2 2K 0 5 1 10W R510 1 208 462 61 RES CHIP 10K 2 1 10W R511 1 208 462 61 RES CHIP 10K 2 1 10W R512 1 208 526 61 RES CHIP 47K 2 1 10W R513 1 208 526 61 RES CHIP 47K 2 1 10W R514 1 208 518 61 RES CHIP 22K 2 1...

Page 12: ...METAL CHIP 2 2K 0 5 1 10W R932 1 216 647 11 METAL CHIP 680 0 5 1 10W R933 1 216 659 11 METAL CHIP 2 2K 0 5 1 10W R934 1 216 210 00 RES CHIP 3 3K 2 1 8W R935 1 216 210 00 RES CHIP 3 3K 2 1 8W R936 1 208 526 61 RES CHIP 47K 2 1 10W R937 1 208 462 61 RES CHIP 10K 2 1 10W R938 1 208 534 61 RES CHIP 100K 2 1 10W R939 1 208 462 61 RES CHIP 10K 2 1 10W R940 1 208 776 11 RES CHIP 560 2 1 10W R941 1 208 53...

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