1.1.System Information (SB-AKX52PN-K/SB-AKX72PN-K)
Below is the System breakdown:
Speaker SystemSB-AKX52PN-KSB-AKX72PN-K
Front SpeakersSB-AKX52PN-KSB-AKX52PNAK
Subwoofer Speaker-SB-WAKX72PNK
SB-AKX52PN-K is use for the following main models:
SC-AKX52EB-K
SC-AKX52EG-K
SC-AKX52GN-K
SC-AKX52PH-K
SC-AKX52PN-K
SC-AKX52PR-K
SB-AKX72PN-K is use for the following main models:
SC-AKX72PH-K
SC-AKX72PN-K
SC-AKX72PR-K
1.2.Front Speakers (SB-AKX52PN/PNAK)
The illustrations for the speakers will be described in this manual.
• Disassembly and Assembly Instructions
• Wiring Connection Diagram
• Exploded View
• Replacement Parts List
1.3.Subwoofer Speaker (SB-WAKX72PNK)
The illustrations for the speakers will be described in this manual.
• Disassembly and Assembly Instructions
• Wiring Connection Diagram
• Exploded View
• Replacement Parts List
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2Specifications
Front Speakers (SB-AKX52PN/PNAK)
Typ e3 way, 3 speaker system (Bass reflex)
Speaker unit(s)
Super woofer20 cm cone type
Woofer10 cm cone type
Tweeter6 cm cone type
Impedance5 Ω (high), 4 Ω (low)
Output sound pressure86 dB/W (1 m)
Frequency range48 Hz to 26 kHz (-16 dB)
66 Hz to 20 kHz (-10 dB)
Dimensions (W x H x D)250 mm x 414 mm x 301 mm
Mass5.6 kg
Subwoofer Speaker (SB-WAKX72PNK)
Typ e1 way, 1 speaker system (Bass reflex)
Speaker unit(s)
Woofer25 cm cone type
Impedance8 Ω
Output sound pressure82 dB/W (1 m)
Frequency range48 Hz to 250 Hz (-16 dB)
50 Hz to 200 Hz (-10 dB)
Dimensions (W x H x D)320 mm x 414 mm x 327 mm
Mass8.2 kg
Notes:
1. Specifications are subject to change without notice.
Mass and dimensions are approximate.
2. Total harmonic distortion is measured by the digital spectrum analyzer.
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3Disassembly and Assembly Instructions
“ATTENTION SERVICER”
Some chassis components may have sharp edges. Be careful when disassembling and servicing.
This section describes procedures for checking the operation and replacing the main components.
For reassembly after operation checks or replacement, reverse the respective procedures.
Special reassembly procedures are described only when required.
Select items from the following index when checks or replacement are required.
Refer to the Parts No. on the page of “Exploded View and Replacement Parts List” (Section 5), if necessary.
Below is the list of disassembly sections
Front Speakers (SB-AKX52PN/PNAK)
Disassembly of Front Panel Unit
Disassembly of Tweeter Speaker (SP1)
Disassembly of Full Range Speaker (SP2)
Disassembly of Woofer Speaker (SP3)
Subwoofer Speaker (SB-WAKX72PNK)
Disassembly of Front Panel Unit
Disassembly of Woofer Speaker (SP61)
4
3.1.Front Speakers (SB-AKX52PN/PNAK)
3.1.1.Disassembly of Front Panel Unit
Step 1: Remove 4 screws.
Step 4: Detach the Front Panel Unit slighty as arrow shown.
Caution: Do not exert strong force as it may damage the
wiring within.
Step 2: Insert flathead screwdriver into the grooves and apply
light force to push the Front Panel Unit as arrow shown.
Step 3: Insert a steel rule in between the Front Panel Unit and
Speaker Box Assembly.
Caution: Do not exert strong force as it may damage the
Front Panel Unit.
Step 5: Detach the Yellow (+) and Black (-) speaker wires.