Bose SoundDock 10 Service Manual

SoundDock 10 Theory of Operation
1
Power Amplifier
 Power Amplifier electronics integrated into same PCB as 24V switching power
supply
 Class ‘D’ switching amplifiers drive 3 audio channels
 TI TPA3100D2 drives stereo “twiddler” transducers
 NXP TDF8599TH drives single woofer channel
(dual channel amplifier configured for mono operation with paralleled outputs)
Block Diagram
Audio Path
 Continuous analog differential audio inputs from DSP (3 channels)
 Power Amp ICs provide effective voltage gain of 20x for bass channel, 10x for
twiddler channels
 Outputs of amplifiers are Pulse-Width-Modulated, requires 2nd order low-pass L-C
filters to reconstruct continuous signals prior to speaker loads

Bose SoundDock 10 Specifications

General

Frequency range	- Hz
RMS rated power	- W
Audio output channels	- channels
Bluetooth	Yes
Composite video out	1
Headphone connectivity	-
FM radio	No
Apple docking compatibility	iPhone, iPod
Dimensions (WxDxH)	432 x 244 x 221 mm
Cables included	AC
Product color	Silver

Weight and Dimensions

Weight	8400 g