Service Manuals, User Guides, Schematic Diagrams or docs for : BOSE Audio AV-28 bose_lifestyle_av28_media_center_service_manual
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8 7 6 5 4 3 1
MD(0-31) MD(0-31) MD(0-31)
D D
MA(0-11) MA(0-11)
DEBUG CONNECTOR +3.3V
U3
C6 254182-080
MA(0-11)
+3.3V
MD(0-31)
256118-03 1_Vcc Vss_86
GND J2-NV +3.3V MD(0) MD(15)
.047uF 2_DQ0 DQ15_85
C7
1
VID_CLK
3_Vcc VssQ_84
2
MD(0-31)
MD(1) MD(14)
1000pF 4_DQ1 DQ14_83
VID_DATA
3 U1 R11
+3.3V MD(2) MD(13)
5_DQ2 DQ13_82 C14
254107-004 10K
6_VssQ VccQ_81
ROMMULATOR C3 MD(3) MD(12) .047uF
+3.3V 7_DQ3 DQ12_80
CONNECTOR MA(11) MD(31) MD(4) MD(11)
J1-NV 2_M_A_11 M_D_31_87 8_DQ4 DQ11_79
.047uF GND C8
MA(10) MD(30)
MA(0) 3_M_A_10 M_D_30_83 9_VccQ VssQ_78
MA(1)
1_Gnd0 A0_2
MA(2)
MA(9) 5_M_A_9 M_D_29_79 MD(29) U2 .047uF MD(5)
10_DQ5 DQ10_77
MD(10)
3_A1 A2_4 MA(8) 6_M_A_8 M_D_28_76
MD(28) 307513 MD(6) MD(9)
MA(3) 11_DQ6 DQ9_76 C15
5_A3 Gnd1_6 MA(7) MD(27) MD(19) MD(20)
7_M_A_7 M_D_27_74 1_A15 A16_48 12_VssQ
MA(4) MA(5) C4 VccQ_75
7_A4 A5_8
MA(6) MD(26) MD(18) MD(7) MD(8)
MA(6) 9_M_A_6 M_D_26_71 2_A14 BYTE_47
13_DQ7 DQ8_74 1000pF
9_Gnd2 A6_10 MD(25) MD(17)
MA(5) 10_M_A_5 M_D_25_68 3_A13 Vss_46 .047uF
MA(7) MA(8) C9 14_Nc DRAM NC_73
11_A7 A8_12 MA(4) MD(24) MD(16) MD(15)
MA(9) 11_M_A_4 M_D_24_64 4_A12 DQ15/A-1_45 15_Vcc Vss_72
C C
13_A9 Gnd3_14 MA(3) MD(23) MA(11) MD(7) DQM(0) DQM(1)
MA(10) MA(11) 13_M_A_3 M_D_23_67 5_A11 DQ7_44 1000pF 16_DQM0 DQM1_71
15_A10 A11_16 MA(2) MD(22) MA(10) MD(14)
14_M_A_2 M_D_22_70 6_A10 DQ14_43 MWEL
MD(16) MD(17) 17_WE NC_70
17_A12 A13_18
MA(1) MD(21) MA(9) MD(6) MCASL
MD(18) 15_M_A_1 M_D_21_72 7_A9 DQ6_42
18_CAS NC_69
19_Gnd4 A14_20 MA(0) MD(20) MA(8) MD(13) MRASL
MD(19) MD(20) 16_M_A_0 M_D_20_75 8_A8 DQ13_41
19_RAS CLK_68
R4 C18
21_A15 A16_22 MCKO MD(19) MD(23) MD(5) MCKE
MD(21) 19_M_CKO M_D_19_78 9_A19 DQ5_40
20_CS CKE_67
23_A17 Gnd5_24
33 MBSL MD(18) MD(24) MD(12) MA(9)
MD(22) MD(23) 21_M_BS_L M_D_18_80 10_NC DQ12_39 .047uF 21_NC A9_66
25_A18 A19_26 R5 MD(17) MD(4) MA(8)
MCKE 22_M_CKE M_D_17_86 11_WE DQ4_38 MBSL
MD(24) C5 22_BS0 A8_65
27_A20 A3V3_28 R2 MD(16) MA(10) MA(7)
33 MAP 23_M_AP M_D_16_88 12_RESET Vcc_37
R6 MRASL 23_BS1 A7_64
29_B3V3 Gnd6_30
33 MD(15) MD(25) MD(11) MAP MA(6)
24_M_RAS_L M_D_15_60 13_NC DQ11_36 2.2uF 24_A10_AP A6_63
31_Gnd7 C3V3_32 R3
33 MCASL MD(14) MD(3) MA(0) MA(5)
MD(0) 25_M_CAS_L M_D_14_56 14_NC DQ3_35
25_A0 A5_62
33_D3V3 D0_34 R7 MD(13) MD(10) MA(1) MA(4)
33 MWEL 27_M_WE_L M_D_13_54 15_RY/BY DQ10_34
MD(1) D2_36
MD(2) 26_A1 A4_61
35_D1
33 MD(12) MD(22) MD(2) MA(2) MA(3)
MD(3) MD(4) M_D_12_49 16_A18 DQ2_33
27_A2 A3_60
37_D3 D4_38
MD(11) MD(21) MD(9) DQM(2) DQM(3)
MD(5) M_D_11_46 17_A17 DQ9_32
28_DQM2 DQM3_59
D5_40 C10
39_Gnd8 DQM(0) MD(10) MA(7) MD(1)
28_DQM_0 M_D_10_44 18_A7 DQ1_31
MD(6) Gnd9_42
29_Vcc Vss_58
41_D6 DQM(1) MD(9) MA(6) MD(8)
MD(7) MD(8) 29_DQM_1 M_D_9_40 19_A6 DQ8_30 .047uF
D8_44
30_NC NC_57
43_D7 DQM(2) MD(8) MA(5) MD(0) MD(16) MD(31)
MD(9) MD(10) 31_DQM_2 M_D_8_33 20_A5 DQ0_29
31_DQ16 DQ31_56
D10_46 C16
45_D9 DQM(3) MD(7) MA(4)
MD(11) 32_DQM_3 M_D_7_37 21_A4 OE_28
32_VssQ VccQ_55
D11_48
B 47_Gnd10 MD(6) MA(3) MD(17) MD(30) B
M_D_6_42 22_A3 Vss_27 .047uF
MD(12) D13_50
MD(13) 33_DQ17 DQ30_54
49_D12 MD(5) MA(2) MD(18) MD(29)
MD(14) M_D_5_45 23_A2 CE_26
34_DQ18 DQ29_53
Gnd11_52 C11
51_D14 MD(4) MA(1) MA(0)
MD(15) 81_NVR_WR_L M_D_4_48 24_A1 FLASH AO_25
35_VccQ VssQ_52
53_D15 WE_54
MD(3) MD(19) MD(28)
90_NVR_OE_L M_D_3_51 2.2uF
OE_56
36_DQ19 DQ28_51
55_Gnd12 MD(2) MD(20) MD(27)
M_D_2_55
37_DQ20 DQ27_50 C17
DQM(0-3)
CE1_58
57_CEO MD(1)
M_D_1_59 +3.3V 38_VssQ VccQ_49
59_Rst Gnd_60 R8 D1
MD(0) MD(21) MD(26)
33 M_D_0_62 196984-002 R10
39_DQ21 DQ26_48
1000pF
C12 MD(22) MD(25)
256100
CS98K D2 1.00K 40_DQ22 DQ25_47
196984-002 41_VccQ VssQ_46
.047uF
J7-NV
J8-NV
MD(23) MD(24)
C13 42_DQ23 DQ24_45
1
1
+3.3V +3.3V +3.3V 43_Vcc Vss_44
+3.3V R9 LAB TEST CONNECTOR GND 1000pF
GND
R1 DQM(0-3) TC59S6432CFT
10K
C1 10K C2
.047uF EM_RESET .047uF
PG8 A/4
GND GND
A R
A
FRAMINGHAM, MA 01701-9168
LEGEND
Lifestyle AV28
MEMORY INTERFACE
DIGITAL AUDIO PATH
ANALOG AUDIO PATH Media Center
ON VOLTAGES PCB 267026
OFF VOLTAGES
Sheet 1 of 11
8 7 6 5 4 3 2 1
8 7 6 5 4 3 1
CONSOLE BUTTON CONNECTOR
+5V LEGEND
C114 330pF
C115 330pF
C116 330pF
C117 330pF
C118 330pF
C119 330pF
GND +5V
GND +3.3V
R140 R141
DIGITAL AUDIO PATH
10K 10K ANALOG AUDIO PATH
ON VOLTAGES
GND +5V DVD_ROM_RESET HDD_RESET OFF VOLTAGES
Q103 Q105
SG105
SG106
SG107
148591-10 R108 180789 180789
HD(7)
J102 R101 D100 D101 D102 D103 D104 D105
147239 147239 147239 147239 147239 147239 10K 10K
D 1 HD(6) D
R117 R134
R102 1.00K HD(3) R133
2
R109 R113 HD(5)
10K R119 2.2K
3 1.00K HD(2) 2.2K C108
R105
10K R111 HD(4) C107
4 10K
R103 R118
1.00K HD(1) .047uF GND
5 GND 10K
R106 .047uF GND
100 10K
6 HD(0-15) HD(0-15) HD(0-15)
R104
100
7
100 IR_DATA_IN
U1 HDD CONNECTOR
J105-NV
8 +5V
PG8 B/3 254107-001 HD(0-15) DVD ROM CONNECTOR
9 1 2
LED_PWR HD(7) HD(8)
10 PG8 D/3 J104 3 4
Z1_ENABLE HD(15) HD(6) HD(9)
PG3 A/6 4_DVD_RDY H_D_15_109 1 2 5 6
C113 .047uF
Z2_ENABLE HD(14) HD(7) HD(8) HD(5) HD(10)
C120 330pF
C121 330pF
GND 8_DVD_STB H_D_14_110
PG3 A/5 3 4 7 8
Z1_AD_SELECT HD(13) HD(6) HD(9) HD(4) HD(11)
SG132
SG109
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