1 Specifications Front Speakers (SB-AKX78PN-K) Speaker unit(s) Super Woofer 20 cm cone type Woofer 8 cm cone type Tweeter 6 cm cone type Hight 3 Ω / Low 3 Ω Impedance Dimensions (W x H x D) 300 mm x 401 mm x 292 mm Mass 6.1 kg...
• During replacement of component parts, please refer to the section of “Replacement Parts List” as described in the service man- ual. • Select items from the following indexes when disassembly or replacement are required. Front Speakers (SB-AKX78PN-K) • Disassembly of Front Panel Block • Disassembly of Tweeter Speaker (SP1) •...
2.1. Front Speakers (SB-AKX78PN-K) 2.1.1. Disassembly of Front Panel Block Step 6 : Detach speaker wire. Step 7 : Remove Front Panel Block. Step 1 : Remove 4 screws. Step 2 : Insert flathead screwdriver into the grooves. Step 3 : Apply light force to push open Front Panel Block as arrow shown.
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2.1.2. Disassembly of Tweeter Speaker 2.1.3. Disassembly of Full Range Speaker (SP1) (SP2) • Refer to “Disassembly of Front Panel Block” • Refer to “Disassembly of Front Panel Block” Step 1 : Remove 4 screws. Step 1 : Remove 4 screws. Step 2 : Remove Tweeter Speaker (SP1).
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2.1.4. Disassembly of Woofer Speaker (SP3) • Refer to “Disassembly of Front Panel Block” Step 1 : Remove 4 screws. Step 2 : Slightly lift up Woofer Speaker (SP3) as shown. Step 3 : Detach speaker wire. Step 4 : Remove Woofer Speaker (SP3).
2.2. Subwoofer Speaker (SB-AKW78PN-K) 2.2.1. Disassembly of Front Panel Block Step 6 : Lift up himelon. Caution : Replace himelon if they are torn during disas- sembling. Step 1 : Remove 4 screws. Step 2 : Insert flathead screwdriver into the grooves. Step 3 : Apply light force to push open Front Panel Block as arrow shown.
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2.2.2. Disassembly of Woofer Speaker 2.2.3. Disassembly Lighting Wire (SP61) P.C.B. Assembly • Refer to “Disassembly of Front Panel Block” • Refer to “Disassembly of Front Panel Block” Step 1 : Remove 4 screws. Step 1 : Remove 2 screws. Step 2 : Remove P.C.B.
4.5. Replacement Parts List 4.5.1. Front Speakers (SB-AKX78PN-K) 4.5.2. Subwoofer Speaker (SB-AKW78PN- Safety Ref. No. Part No. Part Name & Qty Remarks Description Safety Ref. No. Part No. Part Name & Qty Remarks Description CABINET AND CHASSIS CABINET AND CHASSIS...
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4.5.3. Packing Materials Safety Ref. No. Part No. Part Name & Qty Remarks Description RPN2654 POLYFOAM RPF0570-1 MIRAMAT BAG (FOR Safety Ref. No. Part No. Part Name & Qty Remarks SB-AKX78) Description RPN2660 POLYFOAM RPF0571-1 MIRAMAT BAG (FOR PACKING MATERI- SB-AKW78) IPSG1403...