Bose SoundDock 10 Service Manual page 44

8
7
D
C
FLASH_CS
DSP_SPI_IN
B
FLASH_WP
A
LEGEND
DIGITAL AUDIO PATH
ANALOG AUDIO PATH
ON VOLTAGES
OFF VOLTAGES
8 7
6
U800
+3_3VF
307343-002
10_GNDIO VCCIO2_82
26_GNDIO VCCIO2_100
47_GNDIO VCCIO2_116
65_GNDIO VCCIO2_136
83_GNDIO VCCIO1_9
99_GNDIO VCCIO1_25
115_GNDIO VCCIO1_46
135_GNDIO VCCIO1_64
17_GNDINT VCCINT_19
54_GNDINT VCCINT_56
92_GNDINT VCCINT_90
128_GNDINT VCCINT_126
DGND
+3_3VS
+3_3VS
+3_3VS
2 3 4
C816
R846 R846
R846
33nF
10K 1
10K 10K
U801
R846
7 6 5
323017-032W
DGND 10K
8
1_CS VCC_8
2_SO HOLD_7
3_W SCK_6
4_GND SI_5
R850 R851
DGND
10K 10K
DGND
6
5 4
+3_3VS +3_3VF
+3_3VF
FB800
220 Ohm
C800 C801 C802
33nF 1000pF 33nF
DGND
+3_3VF
C821 C822 C823
68pF 68pF 68pF
DGND
FLASH_HOLD
DSP_SPI_CLK
DSP_SPI_OUT
SYS_AUTH_SS
SYS_AUTH_RESET
+3_3VS
C888
0.1uF
DGND
4
5
3
CLASS DWG NO.
SD
C803 C804 C805 C806 C807 C808
1000pF 33nF 1000pF 33nF 1000pF 33nF
C824 C825 C826 C827 C828 C829 C830
68pF 68pF 68pF 68pF 68pF 68pF 68pF
+3_3VS
R839
U802
R838
10.0K
10.0K
309630-006
1 NC NC 20
2 MODE1/SPI_nSS NC 19
3 NC NC 18
4 nRESET NC 17
5 Vcc NC 16
6 NC NC 15
7 NC MODE0/SPI_CLK 14
8 NC I2C_SDA/SPI_SOM 13
9 NC I2C_SCL/SPI_SIM 12
1 0 NC V s s 1 1
R842
DGND
100K
DGND
3
1
SH
322292 8
C809 C810 C811
C812
1000pF 33nF 1000pF
10uF
C831 C832
68pF 68pF
CPLD CONT.
DOCK_SPI_CLK_A
DOCK_SPI_SOMI_A
DOCK_SPI_SIMO_A
R
FRAMINGHAM, MA 01701-9168
SoundDock 10 DIGITAL MUSIC
SYSTEM, PCB, DSP/IR
PCB P/N: 322292
Sheet 8 of 12
2
1
D
C
B
A