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9. Speaker circuit components assembly
9.1. Take the resistor R20 and bend it, like pointed in item 3.1. Insert resistor into the board holes
marked as R20 and solder it leads.
9.2. Install the transistor Q7 legs into the board holes marked as Q7 that its case flat edge is above the
flat edge of the placement marking. Solder it leads.
9.3. Speaker is polarized device and requires special attention when mounting. Install the lead marked
(+) in the hole marked (+) and opposite lead in the hole marked (-). Solder leads.
9.4. Remove speaker seal after soldering.
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