Read Panasonic SB-WAK640P Service Manual online
Type
1 way, 1 speaker system (Bass reflex)
Speaker(s)
Subwoofer
16 cm (6-1/2”) cone type
Impedance
8
Ω
Input power (IEC)
180 W (Max)
Output sound pressure level
80 dB/W (1.0 m)
Frequency range
40 Hz to 220 Hz (-16 dB)
45 Hz to 180 Hz (-10 dB)
Dimensions (W x H x D)
248 x 330 x 256 mm
(9-3/4” x 13” x 10-3/32”)
Mass
3.6 kg (7.9 Ib.)
Notes :
1. Specifications are subject to change without notice.
Mass and dimensions are approximate.
1 Assembling and Disassembling
3
1.1.
Disassembly flow chart
3
1.2.
Disassembly of Front Panel Assembly
4
1.3.
Disassembly of Woofer
4
1.4.
Disassembly of Speaker Cabinet Assembly
4
2005 Co. .
SB-WAK640P
Colour
(S)... Silver Type
2. Total harmonic distortion is measured by the digital spectrum
analyzer.
analyzer.
3. The labels “HIGH” and “LOW” on the rear of the speakers refer to
High frequency and Low frequency.
High frequency and Low frequency.
nSystem : SC-AK640P-S
Music Center : SA-AK640P-S
Front Speaker : SB-AK640P-S
Subwoofer : SB-WAK640P-S
nSystem : SC-AK640PC-S
Music Center : SA-AK640PC-S
Front Speaker : SB-AK640P-S
Subwoofer : SB-WAK640P-S
2 Connection of the Speaker Cables
5
3 Connection of the Wiring Diagram
6
4 Exploded view
6
4.1.
Cabinet Parts Location
6
4.2.
Packaging
7
Speaker System
Specification
CONTENTS
Page
Page
ORDER NO. MD0512449C1
A6
5 Replacement Parts List
7
2
SB-WAK640P
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.
Special reassembly procedures are described only when 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), if necessary.
4. Refer to the Parts No. on the page of “Parts Location and Replacement Parts List” (Section 5), if necessary.
Below is the list of disassembly sections
· Disassembly of Front Panel Assembly
· Disassembly of Woofer
· Disassembly of Speaker Cabinet Assembly
· Disassembly of Woofer
· Disassembly of Speaker Cabinet Assembly
1.1. Disassembly flow chart
The following chart is the procedure for disassembling the casing and inside parts for internal inspection when carrying out the
servicing.
To assemble the unit, reverse the steps shown in the chart as below.
servicing.
To assemble the unit, reverse the steps shown in the chart as below.
3
SB-WAK640P
1.2. Disassembly of Front Panel
Assembly
Step 1: Remove 4 screws from Front Panel Assembly.
Step 2: Remove Front Panel Assembly from Speaker Cabinet
Assembly as arrow shown.
Assembly as arrow shown.
1.3. Disassembly of Woofer
Follow (step 1) to (step 2) in item 1.2.
Step 1: Detach the (+) Red and (-) Black wires from Woofer.
Step 2: Remove 4 screws from Woofer.
1.4. Disassembly of Speaker
Cabinet Assembly
Follow (step 1) to (step 2) in item 1.2.
Follow (step 1) in item 1.3.
Follow (step 1) in item 1.3.
4
SB-WAK640P
