Duo-I Plus Am-Fm Tuner No Rds - Boston duo-i plus Service Manual

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P3V3A P3V3_SI4731_IODVDD
FB23
1K OHM
C129
100nF, 50V
GND_ANALOG
P3V3A P3V3_SI4731_AVDD
FB24
1K OHM
P3V3_SI4731_IODVDD TUNER_GPIO2
C130
100nF, 50V
GND_ANALOG Si4730-B20-GM
1
NC
CN8 C131
3 2
3 FMI
2
2
1 1nF, 50V 3
1 RFGND
GND_RF C132 470nF, 16V 4
AMI
L9 330nH GND_RF
R82
5
RESET_ESD RST
49.9, 1%
T24
I²C Address: 0xC6
GND_RF
CN11
1
1
2
2
3
3
P3V3_SI4731_IODVDD
SCL3_3
SDA3_3
GND_RF
Q6
32768
CN10
PJDLC05
1
1
2
2
3
3
GND_ANALOG
GND_ANALOG
3
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Bus Mode GPO1 GPO2
2-Wire 1 0
U12
GND_ANALOG
15
DOUT
14
LOUT TUNER_LOUT
13
ROUT TUNER_ROUT
12
GND GND_ANALOG
11
VDD P3V3_SI4731_AVDD
21
PAD
C133
22nF, 16V
T25
GND_ANALOG
P3V3_SI4731_IODVDD

Duo-i Plus AM-FM Tuner No RDS

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Date:
File:
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Integrated Products Division
300 Jubilee Drive
Peabody, MA 01960 USA
978.538.5000 FAX: 978.538.6226
Duo-I+
Number Revision
D AM-FM Tuner No RDS 3.0
9/10/2009 Time: 11:00:56 PM Drawn By: GlennR Sheet 1 of 9
C:\BostonAcoustics\ClockRadio\Duo-I Plus\Hardware\AM-FM Tuner.SchDoc
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