Panasonic SB-WAK640P User manual

ORDERNO. MD0512449C1
A6
Speaker System
SB-WAK640P
Colour
(S)... Silver Type
SPECIFICATIONS
Specification
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Type 1way, 1speaker system (Bass
reflex)
Speaker(s)
Subwoofer 16 cm (6-1/2”) conetype
Impedance 8
Input power (IEC) 180 W(Max)
Output sound pressure level 80 dB/W(1.0m)
Frequencyrange 40 Hz to220 Hz (-16 dB)
45 Hz to180 Hz (-10 dB)
Dimensions(WxH xD) 248 x330 x256 mm
(9-3/4” x13” x10-3/32”)
Mass 3.6kg(7.9Ib.)
Notes :
1. Specificationsare subject tochangewithout notice.
Mass and dimensionsare approximate.
2. Total harmonicdistortion ismeasuredbythedigital spectrum
analyzer.
3. Thelabels“HIGH” and “LOW” on therear of thespeakers
refer toHigh frequencyand Lowfrequency.
System : SC-AK640P-S MusicCenter : SA-AK640P-S
Front Speaker : SB-AK640P-S
Subwoofer : SB-WAK640P-S
System : SC-AK640PC-S MusicCenter : SA-AK640PC-S
Front Speaker : SB-AK640P-S
Subwoofer : SB-WAK640P-S
2005 Matsushita ElectricIndustrial Co. Ltd.. All rights reserved.
Unauthorized copying and distribution isaviolation of law.
1. Assembling and Disassembling
“ATTENTION SERVICER”
Some chassis components mayhave sharpedges. Be careful whendisassembling and
servicing.
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1. Thissection describes procedures for checking the operation of
the major printed circuitboards and replacing the main
components.
2. For reassemblyafter operation checks or replacement, reverse
the respective procedures.
Special reassemblyprocedures are described onlywhen required.
3. Select items from the following index when checks or
replacement are required.
4. Refer to the Parts No. on the page of “Parts Location and
Replacement Parts List” (Section 5), ifnecessary.
Belowis the list of disassemblysections
-Disassemblyof Front Panel Assembly
-Disassemblyof Woofer
-Disassemblyof Speaker Cabinet Assembly
1.1. Disassemblyflow chart
The following chart is the procedure fordisassembling the casing and inside parts forinternal
inspection whencarrying out the servicing.
To assemble the unit, reverse the steps showninthe chart as below.
1.2. Disassemblyof Front Panel Assembly
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Step1: Remove 4 screws fromFront Panel Assembly.
Step2: Remove Front Panel AssemblyfromSpeakerCabinet Assemblyas arrowshown.
1.3. Disassemblyof Woofer
Follow(step1) to(step2) initem1.2.
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Step1: Detachthe (+) Redand (-) Black wires fromWoofer.
Step2: Remove 4 screws fromWoofer.
1.4. Disassemblyof Speaker Cabinet Assembly
Follow(step1) to(step2) initem1.2.
Follow(step1) initem1.3.
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2. Connection of the Speaker Cables
-Besure to connect speaker cables before connecting the AC
power supplycord.
-The load impedance of anyspeaker used with thisunitmust be 8
.
-Besure to connect the cablefrom the right speaker to the right
terminal and the cablefrom the left speaker to the left terminal.
1. Twist and pull off the vinyl tipof the speaker cords. Ifthe speaker
cords do not have vinyl tips, connect them directlyto the
terminals. Make sure the bare ends of the wires are not unravelled.
2. Insert the wire to the rear panel of the unitand close the lever.
Notes :
-To prevent damage to circuitry, never short-circuitpositive (+)and
negative (-) speaker wires.
-Besure to connect onlypositive (red) wires to positive (+)
terminalsand negative (black) wires to negative (-) terminals.
Placement
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Connection
Use onlythe suppliedspeakers
The combination of the mainunit and speakers provide the best sound. Using otherspeakers
candamage the unit and sound qualitywill be negativelyaffected.
Note
-Keep your speakers at least 10 mm (13/32”) awayfrom the system
for proper ventilation.
-These speakers do not have magneticshielding. Donot place them
near televisions, personal computers or other devices easily
influenced bymagnetism.
-You can damage your speakers and shorten theiruseful life ifyou
playsound at high levelsover extended periods.
-Reduce the volume inthe following cases to avoiddamage.
-When playing distorted sound.
-When adjusting the sound quality.
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3. Connection of the Wiring Diagram
4. Exploded view
4.1. Cabinet Parts Location
4.2. Packaging
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5. Replacement Parts List
Notes :
-Important safetynotice :
When replacing anyof these components, be sure to use only
manufacturer’sspecified parts showninthe parts list.
-[M] markings inthe Remarks columns indicates parts supplied by
PAVCSG.
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Ref. No. PartNo. PartName& Description Remarks
CABINETAND CHASSIS
1RYBX0127-S FRONTPANEL ASS’Y [M]
2RYKX0313-S SPEAKER CAB. ASS’Y [M]
3RKA0072-KJ LEG CUSHION [M]
4RGNX0317-K SPEC SHEET [M]
5XTB4+16AFJK SCREW [M]
6XTB4+10GFJ SCREW [M]
PACKING MATERIALS
P1 RPNX0351 POLYFOAMSET [M]
P2 RPFX0183 MIRAMAT [M]
SPEAKER
SP1 L0AA16A00029 WOOFER [M]
FLE0512W/S
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