Disassembly Procedure; Disassembly Flow Chart; Woofer - Panasonic SB-WA840 Service Manual

SB-WA840EE

6 Disassembly Procedure

"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.
· Disassembly of the Front Panel Unit
· Disassembly of the Woofer 1
· Disassembly of the Woofer 2
· Disassembly of the Power Amp Unit
· Disassembly of the Rear Panel and Fan Unit
· Disassembly and checking of the AC Inlet P.C.B., Power P.C.B. and Transformer P.C.B.
· Replacement of Power IC and Transistor
6.1.

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 below.
6.1.1. Disassembly of Front Panel Assembly
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