BOSE SD267026 Schematic
8
7
6
5
4
3
1
D
DEBUG CONNECTOR
256118-03
GND
VID_CLK
J2-NV
1
2
VID_DATA
3
ROMMULATOR
CONNECTOR
MA(1) MA(2)
MA(3)
MA(4) MA(5)
MA(7) MA(8)
C
B
MA(9)
MA(10) MA(11)
MD(16) MD(17)
MD(19) MD(20)
MD(21)
MD(22) MD(23)
MD(24)
MD(1) MD(2)
MD(3) MD(4)
MD(6)
MD(7) MD(8)
MD(9) MD(10)
MD(12) MD(13)
MD(14)
MD(15)
C1
.047uF
GND GND
J1-NV
1_Gnd0 A0_2
3_A1 A2_4
5_A3 Gnd1_6
7_A4 A5_8
9_Gnd2 A6_10
11_A7 A8_12
13_A9 Gnd3_14
15_A10 A11_16
17_A12 A13_18
19_Gnd4 A14_20
21_A15 A16_22
23_A17
25_A18 A19_26
27_A20 A3V3_28
29_B3V3 Gnd6_30
31_Gnd7
33_D3V3
35_D1
37_D3
39_Gnd8
41_D6
43_D7
45_D9
47_Gnd10
49_D12
51_D14
53_D15
55_Gnd12
57_CEO
59_Rst
Gnd5_24
C3V3_32
D0_34
D2_36
D4_38
D5_40
Gnd9_42
D8_44
D10_46
D11_48
D13_50
Gnd11_52
WE_54
OE_56
CE1_58
Gnd_60
256100
+3.3V +3.3V+3.3V
R1
10K
EM_RESET
PG8 A/4
MD(0-31)
MA(0-11)
MA(0)
MA(6)
MD(18)
MD(0)
MD(5)
MD(11)
C2
.047uF
R2
33
R3
33
DQM(0)
DQM(1)
DQM(2)
DQM(3)
R8
33
DQM(0-3)
+3.3V
MA(11)
MA(10)
MA(9)
MA(8)
MA(7)
MA(6)
MA(5)
MA(4)
MA(3)
MA(2)
MA(1)
MA(0)
R4
33
R5
33
R6
33
R7
33
MCKO
MBSL
MCKE
MAP
MRASL
MCASL
MWEL
R9
10K
254107-004
2_M_A_11
3_M_A_10
5_M_A_9
6_M_A_8
7_M_A_7
9_M_A_6
10_M_A_5
11_M_A_4
13_M_A_3
14_M_A_2
15_M_A_1
16_M_A_0
19_M_CKO
21_M_BS_L
22_M_CKE
23_M_AP
24_M_RAS_L
25_M_CAS_L
27_M_WE_L
28_DQM_0
29_DQM_1
31_DQM_2
32_DQM_3
81_NVR_WR_L
90_NVR_OE_L
U1
CS98K
M_D_31_87
M_D_30_83
M_D_29_79
M_D_28_76
M_D_27_74
M_D_26_71
M_D_25_68
M_D_24_64
M_D_23_67
M_D_22_70
M_D_21_72
M_D_20_75
M_D_19_78
M_D_18_80
M_D_17_86
M_D_16_88
M_D_15_60
M_D_14_56
M_D_13_54
M_D_12_49
M_D_11_46
M_D_10_44
M_D_9_40
M_D_8_33
M_D_7_37
M_D_6_42
M_D_5_45
M_D_4_48
M_D_3_51
M_D_2_55
M_D_1_59
M_D_0_62
MD(31)
MD(30)
MD(29)
MD(28)
MD(27)
MD(26)
MD(25)
MD(24)
MD(23)
MD(22)
MD(21)
MD(20)
MD(19)
MD(18)
MD(17)
MD(16)
MD(15)
MD(14)
MD(13)
MD(12)
MD(11)
MD(10)
MD(9)
MD(8)
MD(7)
MD(6)
MD(5)
MD(4)
MD(3)
MD(2)
MD(1)
MD(0)
MA(0-11)
MD(19)
MD(18)
MD(17)
MD(16)
MD(23)
MD(24)
MD(25)
MD(22)
MD(21)
MA(0-11)
MA(11)
MA(10)
MA(9)
MA(8)
MA(7)
MA(6)
MA(5)
MA(4)
MA(3)
MA(2)
MA(1)
+3.3V
R11
10K
C3
.047uF
1_A15
2_A14
3_A13
4_A12
5_A11
6_A10
7_A9
8_A8
9_A19
10_NC
11_WE
12_RESET
13_NC
14_NC
15_RY/BY
16_A18
17_A17
18_A7
19_A6
20_A5
21_A4
22_A3
23_A2
24_A1 AO_25
D1
196984-002
D2
196984-002
MD(0-31)
307513
FLASH
GND
U2
+3.3V
A16_48
BYTE_47
Vss_46
DQ15/A-1_45
DQ7_44
DQ14_43
DQ6_42
DQ13_41
DQ5_40
DQ12_39
DQ4_38
Vcc_37
DQ11_36
DQ3_35
DQ10_34
DQ2_33
DQ9_32
DQ1_31
DQ8_30
DQ0_29
OE_28
Vss_27
CE_26
J7-NV
LAB TEST CONNECTOR
MD(0-31)
C6
MD(0)
MD(1)
MD(2)
+3.3V
MD(0-31)
C7
1000pF
.047uF
MD(0-31)
MD(3)
C8
.047uF
MD(4)
MD(5)
MD(6)
MD(20)
MD(15)
MD(7)
MD(14)
MD(6)
MD(13)
MD(5)
MD(12)
MD(4)
MD(11)
MD(3)
MD(10)
MD(2)
MD(9)
MD(1)
MD(8)
MD(0)
C4
.047uF
C18
.047uF
C5
2.2uF
C9
1000pF
C10
.047uF
MD(7) MD(8)
DQM(0) DQM(1)
MWEL
MCASL
MRASL
MBSL
MA(10)
MAP
MA(0)
MA(1)
MA(2) MA(3)
DQM(2) DQM(3)
MD(16)
MD(17)
MD(18)
MD(19)
MA(0)
C11
2.2uF
MD(20)
+3.3V
R10
1.00K
C12
.047uF
J8-NV
1
1
GND
C13
1000pF
MD(21)
MD(22)
MD(23) MD(24)
+3.3V
1_Vcc
2_DQ0
3_Vcc
4_DQ1
5_DQ2
6_VssQ
7_DQ3
8_DQ4
9_VccQ
10_DQ5
11_DQ6
12_VssQ
13_DQ7
14_Nc
15_Vcc
16_DQM0
17_WE
18_CAS
19_RAS
20_CS
21_NC
22_BS0
23_BS1
24_A10_AP
25_A0
26_A1
27_A2
28_DQM2
29_Vcc
30_NC
31_DQ16
32_VssQ
33_DQ17
34_DQ18
35_VccQ
36_DQ19
37_DQ20
38_VssQ
39_DQ21
40_DQ22
41_VccQ
42_DQ23
43_Vcc Vss_44
DQM(0-3)
U3
254182-080
DRAM
TC59S6432CFT
Vss_86
DQ15_85
VssQ_84
DQ14_83
DQ13_82
VccQ_81
DQ12_80
DQ11_79
VssQ_78
DQ10_77
DQ9_76
VccQ_75
DQ8_74
NC_73
Vss_72
DQM1_71
NC_70
NC_69
CLK_68
CKE_67
A9_66
A8_65
A7_64
A6_63
A5_62
A4_61
A3_60
DQM3_59
Vss_58
NC_57
DQ31_56
VccQ_55
DQ30_54
DQ29_53
VssQ_52
DQ28_51
DQ27_50
VccQ_49
DQ26_48
DQ25_47
VssQ_46
DQ24_45
+3.3V
MCKE
MA(9)
MA(8)
MA(7)
MA(6)
MA(5)
MA(4)
MD(15)
MD(14)
MD(13)
MD(12)
MD(11)
MD(10)
MD(9)
MD(31)
MD(30)
MD(29)
MD(28)
MD(27)
MD(26)
MD(25)
C14
.047uF
C15
1000pF
C16
.047uF
C17
1000pF
GND
D
C
B
A
LEGEND
DIGITAL AUDIO PATH
ANALOG AUDIO PATH
ON VOLTAGES
OFF VOLTAGES
R
A
FRAMINGHAM, MA 01701-9168
Lifestyle AV28
MEMORY INTERFACE
Media Center
PCB 267026
Sheet 1 of 11
8
7
6
5
4
3
2
1
D
C
B
A
8
GND
148591-10
J102
SG105
1
2
3
4
5
6
7
8
9
10
GND
GND
TUNER BOARD CONNECTOR
253356-T30
J101
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
GND
SG109
SG106
GND
SG115
SG133
SG110
SG107
GND
SG116
330pF
C114
SG112
GND
SG117
SG134
330pF
330pF
C115
C116
SG132
SG113
SG114
GND
GND
SG118
SG119
SG120
CCB_DATA_IN
CCB_DATA_OUT
CCB_CHIP_ENABLE
CCB_CLOCK
PG8 B/8
PG8 B/8
PG8 B/8
PG8 B/5
PG3 C/7
+10V
PG3 C/7
+5V
+33V
GND
VFD_RESET
SG131
GND
330pF
330pF
C117
C118
R102
1.00K
R103
100
R104
100
330pF
330pF
C121
C120
GND
GND
SG135
SG121
+12V
F-SYNCH
PG9 B/1
XMIT/RCV_SELECT
RF_DATA_XMIT
RF_DATA_RCV
TV_ON
TUNER-L
TUNER-R
GND
V_RAW
3.3 0
Q106
146817
R144
10K
GND
330pF
C119
R101
1.00K
R105
1.00K
R106
100
GND
GND
147239
+5V
.047uF
C113
GND
SG124
R142
10K
11.5 12.3
Q101
260354-001
R143
2.2K
12.3 0
GND
7
CONSOLE BUTTON CONNECTOR
GND
D100
D101
147239
PG8 B/3
LED_PWR
PG8 D/3
PG3 A/6
PG3 A/5
PG4 B/8
PG4 B/6
PG5 B/6
D102
Z1_COMP_SELECT
Z2_COMP_SELECT
147239
IR_DATA_IN
KEYIN0
KEYIN1
KEYIN2
GND
SG125
SG127
SG126
R135
R136
100
R137
100
100
R138
100
+12V
+12V
D7
147239
180pF
SG102
C102
GND
GND
180pF
SG101
C101
GND
D103
147239
D104
147239
Z1_ENABLE
Z2_ENABLE
Z1_AD_SELECT
KEYOUT0
KEYOUT1
KEYOUT2
ZONE1_SENSE
ZONE2_SENSE
VFD-DATA
Z1VAR_MUTE
GND
VFD DISPLAY
+5V
CONNECTOR
C122
GND
GND
GND
12 0.5
5 3.3
180pF
D105
147239
4_DVD_RDY
8_DVD_STB
12_DVD_ENA
17_DVD_SOS
26_DVD_ERR
30_DVD_D_0
34_DVD_D_1
39_DVD_D_2
43_DVD_D_3
47_DVD_D_4
50_DVD_D_5
57_DVD_D_6
61_DVD-D-7
69_DVDL_D0
65_DVDL_D1
73_DVDL_RDY
77_DVDL_CK
150_CD_DATA
151_CD_LRCK
152_CD_BCK
155_CD_C2PO
J103
5
5 0
VFD_CLOCK
6
254107-001
1
2
3
4
5
SG136
GND GND
+3.3V
CS98K
SG111
U1
R132
1.00K
C112
100pF
H_D_15_109
H_D_14_110
H_D_13_112
H_D_12_113
H_D_11_114
H_D_10_116
H_D_9_117
H_D_8_118
H_D_7_121
H_D_6_122
H_D_5_123
H_D_4_125
H_D_3-127
H_D_2_130
H_D_1_132
H_D-0_134
H_CS_3_111
H_CS_2_115
H_CS_1_101
H_CS_0_106
H_A_4_102
H_A_3_107
H_A_2_97
H_A_1_99
H_A_0_100
H_CLO_120
H_DACK_98
H_RDY_95
H_DREQ_94
H_WR_93
H_RD_92
H_BH16_89
H_ALE_85
GND
+5V
GND
Z2_AD_SELECT
VFD_RESET
R107
10K
GND
D8
147239
5
R108
10K
R109
10K
10K
R113
R111
10K
HD(7)
HD(6)
HD(5)
HD(4)
HD(3)
HD(2)
HD(1)
R117
10K
R118
10K
R119
10K
HD(0-15)
HD(15)
HD(14)
HD(13)
HD(12)
HD(11)
HD(10)
HD(9)
HD(8)
HD(7)
R121
5.6K
HD(6)
HD(5)
HD(4)
+5V
HD(3)
HD(2)
HD(1)
R112
10K
R115
10K
HD(0)
GND
PG5 B/8
R110
10K
R114
10K
R116
10K
MIC_POWER
GND GND
GND
ATAPI INTERFACE
4
+5V
+5V
GND
R144-NV
3
+5V
R140
10K
DVD_ROM_RESET
Q103
180789
HDD_RESET
R133
2.2K
C107
GND
.047uF
HD(0-15) HD(0-15) HD(0-15)
DVD ROM CONNECTOR
J104
256105-001
R124
10K
GND
1 2
3 4
5 6
7 8
9 10
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
27 28
29 30
31 32
33 34
35 36
37 38
39 40
HD(9)
HD(10)
HD(11)
HD(12)
HD(13)
HD(14)
HD(15)
R125
5.6K
R126
10K
GND
GND
GND
+5V
GND GND
HD(7) HD(8)
HD(6)
HD(5)
HD(4)
HD(3)
HD(2)
HD(1)
HD(0)
R122
5.6K
R123
10K
GND
DVD ROM POWER
CONNECTOR
SG103
+12V
+5V
C109
.047uF
C110
.047uF
GND
GND
SUPPLY_FREQ_SEL
J106
1
2
3
4
L100
22uH
GND
SG104
GND
GND
R141
10K
GND
+5V
Q105
180789
R134
2.2K
C108
.047uF
HDD CONNECTOR
J105-NV
HD(7) HD(8)
HD(6)
HD(5)
HD(4)
HD(3)
HD(2)
HD(1)
HD(0)
R127
5.6K
R128
5.6K
+5V
C103
.047uF
R129
10K
256109-44
GND
LEGEND
DIGITAL AUDIO PATH
ANALOG AUDIO PATH
ON VOLTAGES
OFF VOLTAGES
GND
1 2
3 4
5 6
7 8
9 10
11 12
13 14
15 16
17 18
HD(9)
HD(10)
HD(11)
HD(12)
HD(13)
HD(14)
HD(15)
19 NC
21 22
23 24
25 26
27 28
29 30
R130
5.6K
31 32
33 34
35 36
37 38
39 40
41 42
43 44
FRAMINGHAM, MA 01701-9168
Lifestyle AV28
Media Center
PCB 267026
Sheet 2 of 11
R131
10K
+5V
GND
C104
.047uF
C105
10uF
1
D
C
+5V
GND
B
R
A
8
7
6
5
4
3
2
1
8
7
+5V
R256
+5V
2.2K
PG8 B/5
TV_L
J201
D
GND
SG201
R227
1K
C201
180pF
R201
100K
C209
4.7uF
GND GND GND
VCR_L
J201
R247
1K
C202
180pF
GND GND
J201
AUX_L
SG202
GND
GND
R248
1K
SG203
GND
GND GND
TAPE_L
J201
C
R249
1K
SG204
GND
GND
TV_R
J201
R243
1K
SG205
GND
GND GND
VCR_R
J201
R244
C203
180pF
GND
C204
180pF
GND GND
C205
180pF
GND
1K
GND
GND
C206
180pF
C207
180pF
SG206
GND
GND
AUX_R
J201
B
R245
1K
SG207
GND
GND GND
TAPE_R
J201
R246
1K
SG208
GND
C208
180pF
GND
GND
25
J201
26
256106
GND
Q213
146818
C210
4.7uF
R202
100K
C211
4.7uF
R203
100K
C212
4.7uF
R204
100K
C213
4.7uF
R205
100K
C214
4.7uF
R206
100K
GND
C215
4.7uF
R207
100K
C216
4.7uF
R208
100K
DVD_MIXDN_L
PG6 B/1
DVD_MIXDN_R
PG6 A/1
Q214
146818
AUXL
AUXR
A
R257
10.0K
R258
10.0K
SERDATA_OUT
PG8 B/8
SERDATA_IN
+5V
TUNER-L
PG2 A/8
TUNER-R
PG2 A/8
CREF1
MIC_POWER
PG2 A/4
AUXL
AUXR
R259
10K
C219
4.7uF
C220
4.7uF
D207
147239
GND
D208
147239
GND
EXTERNAL ANALOG
177984-2
_L1
4
_L2
5
_L3
6
_L4
9
_L5
10
_L6
11
_R1
25
_R2
24
23
_R4
20
_R5
19
18
_SCL
27
_SDA
28
_GND
1
GND
I2C_DATA
PG8 B/6
I2C_CLK
PG8 B/6
Z1_ENABLE
PG2 C/2 PG2 C/2
6
R254
1.00K
C253
1000pF
+5V
GND
R255
1.00K
C254
1000pF
GND
INPUT MUX
U201
VS_
LOUT1_
12
LOUT2_
14
LOUT3_
16
NC_
NC_
NC_
NC__R3
ROUT1_
13
ROUT2_
15
ROUT3__R6
17
TEA6422
CAP_
ADDR_
26
3.3 0
21
22
3
7
8
2
0 10
GND
+10V
R209
750
R210
3.9K
SERDATA_CONN1
PG8 A/1
SERDATA_CONN2
PG8 A/1
+10V
C222
.047uF
Z2_MUX_L
PG5 D/8
Z2_MUX_R
PG5 D/8
C221
4.7uF
GND
+10V
9.3 10
GND
Q201
146817
ANA_DATA
ANA_LRCK
GND
Z1_MUX_L
Z1_MUX_R
D201
148582
R211
10
Q202
260354-001
10 0
R212
2.2k
5
AUDIO PATH
RECORD OUT DAC
AUDIO_RESET
PG8 B/8
PG4 B/5
ANA_SCLK
PG4 A/6
PG4 A/8
ANA_MCLK
PG4 A/6
GND
PG4 D/8
PG4 D/8
+10V
R250
10K
GND
ZONE1_ENABLE
GND
C223
.01uF
R213
15
PG4 C/1
Z2_ENABLE
3.3 0
C251
10uF
256087-001
1
_RST
2
_SDATA
3
_SCLK
4
_LRCK
5
_MCLK
6
_DIF1
7
_DIT0
8
_DEMO
2
3
GND
6
5
GND
+10V
R214
750
R215
3.9K
0 10
1/2
U202
REF_GND_
+10V
8
1/2
4
256740-001
1
U204
256740-001
9.3 10
Q203
146817
MUTEC_
AOUTL_
AGND_
AOUTR_
FILT+_
C252
.047uF
7
U204
16
15
14
VA_
13
12
11
10
VQ_
9
GND
GND
+10V
R216
10
Q204
260354-001
10 0
R217
2.2k
GND
4
+5V
C226
.047uF
GND
D205
147239
C225
.047uF
CREF1
CREF1
CREF2
R218
15
C224
.01uF
GND
LEGEND
DIGITAL AUDIO PATH
ANALOG AUDIO PATH
ON VOLTAGES
C228
1uF
D204
147239
GND
C227
1uF
PG8 B/8
SPKRDATA_IN
ZONE2_ENABLE
GND
+5V
GND
C231
.047uF
PG5 C/1
+5V
Q212
146818
22uF
C229
GND
22uF
C230
C232
1uF
Z2SPKR_DOUT
PG8 B/5
+5V
R253
10K
GND
3
R219
560
C233
2200pF
R220
560
Z1SPKR_DOUT
ZONE1_L
PG4 D/3
ZONE1_R
PG4 D/3
GND
Q207
146818
PG8 B/5
180738
D206
GND
GND
C234
2200pF
2
3
+10V
6
5
GND
R234
4.7K
R235
820
R233
4.7K
R236
820
+5V
R251
2.2K
+5V
R252
2.2K
Q210
146817
1/2
1
U205
256741-001
C239
.047uF
8
1/2
4
U205
256741-001
1
R
FRAMINGHAM, MA 01701-9168
Lifestyle AV28
Media Center
PCB 267026
Q205
148770
GND
Sheet 3 of 11
D
R237
100K
GND
C248
1000pF
R240
1.00K
SG214
GND
J201
256106
GND
RECORD OUT
GND
Q206
148770
R238
100K
GND
C249
1000pF
R239
1.00K
SG215
GND
GND
J201
256106
C
+5V
SERIAL DATA
HP_R
Z1SPKR_DATA
PG4 D/1
Z2SPKR_DATA
PG5 D/1
148591-04
J213
1
2
3
4
B
A
Q211
146817
D202
GND
D203
147239
HP_SENSE
GND
+5V
147239
GND
+3.3V
R242
10K
R241
GND
GND
C243
1000pF
C240
1000pF
1.00K
C250
C241
1000uF
R230
4.7K
GND
GND
1000pF
C246
100pF
GND
SG209
GNDGND
HP_L
SG212
GND
GND
C242
7
1000uF
R231
4.7K
GND
GND
C247
100pF
SG213
GND
OFF VOLTAGES
8
7
6
5
4
3
2
1
D
C
B
A
LEGEND
DIGITAL AUDIO PATH
ANALOG AUDIO PATH
ON VOLTAGES
OFF VOLTAGES
8
Z1_MUX_L
Z1_MUX_R
Z1_AD_SELECT
PG2 C/7
Z1_ADC_DATA
PG6 D/7
HDDOUT_DATA2
PG4 D/8, PG5 D/8
PG3 C/5
PG3 B/5
R303
47K
GND
ANA_LRCK
R301
1.33K
R302
1.33K
7
6
+5V
R315
R304
10.0K
10uF
C302
C341
1500pF
C312
1.0uF
C313
.047uF
GND
U303
_AInL+
21
_VA
254153-001
C306
4.7uF
20
GND
19
17
16
10
11
12
27
18
_AInL-
_AInR+
_AInR-
_SCl/CClk
_SDa/CDin
_Ad0/CS
_Rst
_12C/SPI
GND
R305
10.0K
10uF
C303
C307
4.7uF
C342
1500pF
+3.3V
GND
1
_NC
_NC
14
_NC
15
28
_NC
I2C_CLK
PG8 B/5
I2C_DATA
PG8 B/5
AUDIO_RESET
PG8 B/8
GND
CS4224
_AGnd
22
GND GND
+3.3V
R309
100
GND
260377-001
1
R306
100
R307
100
R308
22
_Select
2
_1A
3
_1B
_1Y
4
5
_2A
_2B
6
_2Y
7
8
_GND
GND GND
U302
C305
.047uF
Vcc_
Strobe_
4A_
4B_
4Y_
3A_
3B_
3Y_
R312
100
16
15
14
13
12
11
10
9
R314
22
R313
Z1_COMP_SELECT
PG2 C/7
AOUT_LRCK
PG8 C/8
I2S_MCLK
PG8 B/8
22
ANA_SCLK
ANA_MCLK
5
4
3
1
+3.3V
+3.3V
2
_DGnd
7
6
_VD
AOutL+_
AOutL-_
AOutR+_
AOutR-_
Xt1_
Xto_
SClk_
LRCk_
SDIn_
SDOut_
VL_
GNDGND GNDGND
13
25
26
24
23
3
2
5
4
9
8
C314
.047uF
C315
1.0uF
C317
30pF
Y301
11.2896MHz
R318
100
GND
GND
GND
C319
.047uF
C320
30pF
R319
14.0K
R320
14.0K
R321
14.0K
GND
14.0K
C321
1.0uF
R322
C322
1000pF
C323
1000pF
C324
1000pF
GND
C325
1000pF
GND
R325
14.0K
R326
14.0K
R327
3.24K
R329
3.24K
CREF1
R328
3.24K
R330
3.24K
CREF1
R345
4.7K
I2C_DATA
PG8 B/5
Q303
148770
GNDGND
GNDGND
220pF
C327
220pF
220pF
C328
220pF
C329
2
3
C330
254163-001
GND
Z1VAR_MUTE
R331
14.0K
1/2
256740-001
R332
14.0K
6
8
1/2
4
5
U306
1
U305
+10V
GND
C331
22uF
7
U305
256740-001
PG2 B/6
ZONE1_L
PG3 A/3
R350
4.7K
+5V
FB301
400-100MHz
R333
432
C332
22uF
ZONE1_R
PG3 A/3
C333
.047uF
ANA_DATA
R316
100
R317
100
GND
1
2
3
4
5
6
7
8
_Select
_1A
_1B
_1Y
_2A
_2B
_2Y
_GND
C316
1.0uF
U304
260377-001
Vcc_
Strobe_
+3.3V
C318
.047uF
4A_
4B_
4Y_
3A_
3B_
3Y_
PG3 D/3
C326
.047uF
16
15
14
13
12
11
10
9
R323
100
R324
100
GNDGND
Z1OUT_DATA
PG8 C/8
AOUT_BCK
PG8 C/8
GND
GND GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
_SDa_CDOut
_Ad0_CS
_Ad2
_RxP
_DGnd2
_VD2+
_DGnd4
_DGnd3
_Rst
_NC1
_NC2
_ILRCk
_ISClk
_SDIn
SCl_CClk_
Ad1_CDin_
TxP_
TxN_
H/S_
VD+_
DGnd_
OMCk_
NC5_
NC4_
TCBl_
Int_
NC_
28
27
26
25
24
23
22
21
U_
20
19
18
17
16
15
R347
191
R334
Q304
148770
GND
R335
100K
GND
432
GND
Q302
146818
GND
I2C_CLK
GND
GND
PG8 B/6
C336
.047uF
GND
R349
191
R344
R352
1.00K
R343
4.7K
C334
2200pF
R336
100K
4.7K
D301
147239
R337
49.9
GND
GND
GND
R346
191
C335
2200pF
148770
+5V
GND
SG305
GND
Q300
148770
+10V
D302
147239
D304
5.6V
GND
Z1_LEFT
Z1_RIGHT
R348
191
Q301
ZONE1_SPDIF_OUT
PG6 A/7
R353
100
R354
332
GND
R351
100
SG306
GND GND
GND
5B
4B
SG302
C343
GND
D305
147239
GND
T301
SPDIF
SG311
GND
Z1SPDIF_DATA
PG6 D/3
R338
10K
R339
10K
C338
1000pF
SG308
GND
ZONE1 SPEAKER
CONNECTOR
6B7B8B
J301
260384-002
3B
1B2B
GND
SG301
+10V
R340
22
R341
0ohm
5.6V
GND
GND
GND
GND
C339
390pF
C340
470pF
1000pF
D306
R342
330
C344
1000pF
SG307
ZONE1_SENSE
PG2 B/6
Z1SPKR_DATA
PG3 C/1
ZONE1_ENABLE
SG310
GND
SG309
GND
ZONE1_NETWORK0
ZONE1_NETWORK1
PG3 A/5
R
D
C
B
A
FRAMINGHAM, MA 01701-9168
Lifestyle AV28
Media Center
ZONE 1 AUDIO PATH
PCB 267026
Sheet 4 of 11
8
7
6
5
4
3
2
1
Loading...