Panasonic SB-AK640P S Service Manual
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Panasonic SB-AK640P S Service Manual

Panasonic SB-AK640P S Service Manual

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Table of Contents

ORDER NO. MD0512448C1
A6
Speaker System
SB-AK640P
Colour
(S)... Silver Type
SPECIFICATIONS
Specification
1

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Summary of Contents for Panasonic SB-AK640P S

  • Page 1 ORDER NO. MD0512448C1 Speaker System SB-AK640P Colour (S)... Silver Type SPECIFICATIONS Specification...
  • Page 2 Type 3 way, 3 speaker system (Bass reflex) Speaker(s) Woofer 16 cm (6-1/2”) cone type Tweeter 6 cm (2-3/8”) cone type Super tweeter Piezo type Impedance High Input power (IEC) High 105 W (Max) 105 W (Max) Output sound pressure level 83 dB/W (1.0 m) Cross over frequency 2 kHz, 10 kHz...

  • Page 3: Assembling And Disassembling

    1. Assembling and Disassembling “ATTENTION SERVICER” Some chassis components may have sharp edges. Be careful when disassembling and servicing. 1. This section describes procedures for checking the operation of the major printed circuit boards and replacing the main components. 2. For reassembly after operation checks or replacement, reverse the respective procedures.
  • Page 4 1.2. Disassembly of Front Panel Assembly Note: The disassembly process illustration below is for the right speaker only. Step 1: Remove 4 screws from Front Panel Assembly. Step 2: Remove 4 screws from Side Panel.
  • Page 5 Step 3: Secure the Speaker Cabinet Assembly firmly, then remove the Front Panel Assembly with Side Panel from the Speaker Cabinet Assembly as shown in the picture. 1.3. Disassembly of Tweeter Follow (step 1) to (step 3) in item 1.2. Step 1: Detach the (+) black/red, (-) blue/black wires from Tweeter.
  • Page 6 Step 2: Remove 4 screws from Tweeter. 1.4. Disassembly of Piezzo Wire Assembly Follow (step 1) to (step 3) in item 1.2. Step 1: Remove the glue from Piezzo Wire Assembly.
  • Page 7 Step 2: Detach the (+) red and (-) black wires from Tweeter. 1.5. Disassembly of Woofer Follow (step 1) to (step 3) in item 1.2. Step 1: Detach the (+) black and (-) blue wires from Tweeter.
  • Page 8 Step 2: Remove 4 screws from Woofer. Step 3: Detach the (+) red and (-) black wires from Woofer. 1.6. Disassembly of Woofer Spacer Follow (step 1) to (step 3) in item 1.2. Follow (step 1) to (step 3) in item 1.5.

  • Page 9: Connection Of The Speaker Cables

    Step 1: Remove 4 screws from Woofer Spacer. 1.7. Disassembly of Speaker Cabinet Assembly Follow (step 1) to (step 3) in item 1.2. Follow (step 1) to (step 3) in item 1.5. Follow (step 1) in item 1.6. 2. Connection of the Speaker Cables - Be sure to connect speaker cables before connecting the AC power supply cord.
  • Page 10 and the cable from the left speaker to the left terminal. 1. Twist and pull off the vinyl tip of the speaker cords. If the speaker cords do not have vinyl tips, connect them directly to the terminals. Make sure the bare ends of the wires are not unravelled. 2.

  • Page 11: Exploded View

    Use only the supplied speakers The combination of the main unit and speakers provide the best sound. Using other speakers can damage the unit and sound quality will be negatively affected. Note - Keep your speakers at least 10 mm (13/32”) away from the system for proper ventilation.
  • Page 12 4.2. Packaging...

  • Page 13: Replacement Parts List

    5. Replacement Parts List Notes : - Important safety notice : When replacing any of these components, be sure to use only manufacturer’s specified parts shown in the parts list. - [M] markings in the Remarks columns indicates parts supplied by PAVCSG.

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