Mazda 6 Training Manual page 267

BLOCK DIAGRAM (AUDIO SYSTEM)
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1 Audio control switch
2 TNS signal
3 Vehicle speed signal
4 Information display
5 Center panel module (built-in audio unit)
6 Audio control circuit
7 Antenna
8 Audio unit
9 Base unit
10 Upper module
11 Lower module
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AUDIO AND NAVIGATION SYSTEM
12 Audio amplifier
13 Woofer relay
14 Tweeter (left)
15 Front door speaker (left)
16 Front door speaker (right)
17 Tweeter (right)
18 rear door speaker (left)
19 rear door speaker (right)
20 Woofer
21 BOSE system only
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