Bose BUILT-INvisible TA-1 Service-Handbuch

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Bose BUILT-INvisible TA-1 Service-Handbuch
A
Differential analog inputs
RN1C
RN1A
RN1D
RN1E
RN1B
5K
5K
R1 4.99K
14
3
1
16
R105 1.00K
5K
5K
5K
13
4
12
5
2
15
C1
47pF
C3
+12V
+12V
270pF NPO
3
D25
RN1F
AZ23-C16
1
5K
11
6
U1A
U1B
NE5532D8
NE5532D8
RN1H
1
RN1G
-12V
1
R106 1.00K
5K
5K
-12V
9
8
7
10
Music
+12V
-12V
C5
Audio
270pF NPO
C6
Inputs
3
D26
1
0.1uF
AZ23-C16
4
1
+
1
1
Left
2
-
3
GND
RN2C
5K
4
14
3
+
RN2A
Right
5
R8 4.99K
-
5K
1
16
RN2D
RN2E
RN2B
C8
47pF
J6
R109 1.00K
5K
5K
5K
13
4
12
5
2
15
+12V
C10
+12V
270pF NPO
RN2F
3
D31
5K
AZ23-C16
1
11
6
U2A
U2B
NE5532D8
NE5532D8
RN2H
RN2G
1
-12V
1
-12V
R112
5K
5K
9
8
7
10
+12V
-12V
1.00K
C14
270pF NPO
C15
3
D32
AZ23-C16
1
0.1uF
1
Close Switches
ML-
1
4
MR-
to Short
VL-
2
3
VR-
RN3C
S1
5K
Negative Inputs
14
3
RN3A
5K
R20 4.99K
1
16
RN3D
RN3E
RN3B
R116 1.00K
5K
5K
5K
13
4
12
5
2
15
C19
47pF
+12V
C21
+12V
3
270pF NPO
RN3F
3
D33
5K
11
6
AZ23-C16
1
U7A
U7B
NE5532D8
NE5532D8
1
RN3H
RN3G
-12V
1
R117
5K
5K
-12V
9
8
7
10
Video
+12V
-12V
1.00K
Audio
C25
C26
Inputs
270pF NPO
0.1uF
1
3
D34
1
RN4C
+
AZ23-C16
1
Left
5K
2
14
3
-
3
RN4A
GND
5K
R38 4.99K
4
1
16
RN4D
RN4E
RN4B
+
R118
5K
5K
5K
Right
5
13
4
12
5
2
15
C30
47pF
-
1.00K
C32
+12V
+12V
J21
270pF NPO
RN4F
3
D35
5K
11
6
AZ23-C16
1
U8A
NE5532D8
U8B
NE5532D8
1
-12V
RN4H
RN4G
1
-12V
R120 1.00K
5K
5K
9
8
7
10
+12V
-12V
C37
C38
270pF NPO
3
D37
0.1uF
AZ23-C16
1
1
U10D
2
MAX202E
R126 1.00K
8
9
R2
D39
3
AZ23-C16
+5V
U10A
1
Rx
RS232C
14
2
3
D40
R65
Serial
AZ23-C16
MAX202E
3
10
Tx
R86 100
R71 330
J9
D41
Music
AZ23-C16
U10C
Relay shown
1
2
Center
MAX202E
K1
deenergized
Input
3
(normal use).
R127
4
R1
1
5
13
12
R72 1.00K
1.00K
Turn-On/Rx
10
2
R88
300
9
Spkr Data/Tx
8
R75
3
2.00K
1
Ant/DTR
C74
12
4
0.001uF
GND
C65
0.001uF
TX2SA-5V
2
J8
R77
Q4
47K
MMBT3904
R129 470
D3
D23
+5V
IR
BAV99
1
2
1
3
2
Input
IR+
2
R130
100
IR-
R131 1.00K
3
1
IR Sensor
+5V_FUSED
4
2
1
+5V
5
F1 RXE010
GND
C81
0.1uF
J10
D24
+5V
BAV99
3
2
R104 4.99K
1
On
TV
2
+8V_FUSED
2
1
+8V
+8V
Sensor
C75
3
R79
F2 RXE010
GND
0.1uF
47K
J11
A
B
Left_Input
Right_Input
+5V
Set_Audio
R93
10.0K
analog source selector
U3 DG409CY
C7
Left_Music_Input
4
DA 8
Left_Input
S1A
0.1uF
Left_Video_Input
5
Right_Input
DB 9
S2A
6
S3A
7
S4A
Right_Music_Input
13
12 S1B
Right_Video_Input
11 S2B
10 S3B
S4B
1
A0
16
A1
2
EN
14
+VCC
3
-VCC
1
+12V
-12V
C11
C12
0.1uF
0.1uF
1
1
1
C16
0.1uF
1
SPARE_1
Speaker EQ
+5V
selector switch
R18 2.00K
1
8
2
7
3
6
R19 2.00K
4
5
SW DIP-4
R21 2.00K
S4
R22 2.00K
R23 2.00K
R24 2.00K
R26 2.00K
C27
0.1uF
R27 2.00K
1
+5V
J1
1
2
3
4
5
6
7
8
10
9
SPARE
11
12
C39
R40 10.0K
HEADER 6X2
0.1uF
Header to Test
Accessory
1
LS_Turn_On
11
T1
Tx_RS232
Rx_RS232
D21
+5V
BAV99
3
2
LS_Spkr_data
R128
+5V
U10E
200K
MAX202E
1
2
C1+
V+
+5V
C46
4
C2+
0.1uF
+5V
3
U11
C47
C1-
C48
0.1uF
RPM-638CBL
6
5
0.1uF
V-
C2-
R9
R78
+5V
C49
75
100K
U16
0.1uF
SN74AHC1G08
1
A
Y 4
IR_In
2
B
C53
U10B
+
4.7uF
MAX202E
35V
7
10
T2
TV_on
B
C
+5V
Switch for
U4
Development
MAX809
Use Only
R80 2.00K
Micro Controller
2
RESET
PIC16F877-20/L
+5V
S10
1
2
U5
2
Buf_Protect_N
MCLR
3
RA0/AN0
RD0/PSP1
BASS_PWM
4
RA1/AN1
RD1/PSP1
LS_Spkr_data
5
RA2/AN2
RD2/PSP2
LS_Turn_On
6
RA3/AN3
RD3/PSP3
IR_IN
7
RA4
RD4/PSP4
TV_on
8
RA5/AN4
RD5/PSP5
Front1
36
RB0/Int
RD6/PSP6
Front2
37
RB1
RD7/PSP7
Center1
38
RB2
Center2
39
RB3
Surround1
41
RB4
Surround2
42
RB5
Bass1
43
RB6
RC4/SDI
Bass2
44
RB7
RC5/SDO
Amp_Power
11
RE2/AN7
RC6/Tx
10
RE1/AN6
RC7/Rx
+5V
+5V
9
RE0/AN5
14
OSC1
+5V
R15
U6
20.0K
24C01A
R17 2.00K
1
SDA 5
S0
2
SCL 6
S1
3
S2
SOCKETED
PP 7
Y1
C17
8MHZ
15pF
J7
1
2
3
RJ45
4
S/PDIF
5
6
INPUTS
7
8
+12V
C68
0.1uF
R121 100K
R122 100K
TREBLE_PWM
U15A
NE5532D8
C69
+12V
-12V
0.068uF
-12V
+5V
D2
C70
C71
BAV99
+12V
3
2
0.1uF
0.1uF
C72
0.1uF
R124 100K
R125 100K
BASS_PWM
Amp_Power
C73
!
0.068uF
REPLACE WITH
-12V
AC Mains Input Bose
!
! ! !
FUSE OF EQUAL
P/N: 146563
RATING
N H
2
1
H
5MM T3A 250V
!
F4
S9
1
2
J5
Only on Euro
P/N: 181561-3000
version. Insert
+5V
shorting jumper on
other variants
R66
R69
100
200
!
1
2
Q5
1
R74
2
Q7
MMBT3904
10.0K
R76 300
!
120V: install JP1 & JP3
240V: install JP2
U12 7805
T5 7
1
1
3
1
2
JP1
Vi
Vo
4
1
3
9
D22
-
1
2
4
10
+
JP2
6
12
+
C51
1
2
JP3
1000uF
Tamura
35V
PL2.5-20-130B
DIGITAL GND
MECCA @ C50
MINUS PIN
U14 7808
1
3
Vi
Vo
C60
0.1uF
C
D
Set_Audio
+12V
+5V
+5V
+5V
R2
R3
R4
2.00K
470
470
D27
D28
D29
D30
LED GRN
LED YEL
LED RED
LED YEL
Power
Cmnd
Fault
Setup
R92
R108
10.0K
470
+5V
21
TREBLE_PWM
22
Cmnd_LED
23
FAULT_LED
R11
R12
R13
+5V
24
SETUP_LED
30
47K
47K
47K
31
32
AEQ
33
No_LSn
16
RC0
18
RC1
R14 10.0K
19
RC2
20
R83
10.0K
DIG_SEL_A
RC3
25
R84
10.0K
DIG_SEL_B
26
R89
10.0K
DIG_EN
27
R82
100
Tx_RS232
29
Rx_RS232
15
C64
OSC2
R90
47pF
100
C62
47pF
R67
10.0K
C18
15pF
D8
BAV99
D9
BAV99
3
2
3
2
SPDIF inputs and selector
C22 0.1uF
1
8
R25 75
T1
U9 DG409CY
4
5
C23
1
8
4
DA 8
S1A
0.1uF
5
DB 9
R28 75
S2A
6
T2
S3A
7
S4A
4
5
C28
1
8
13
S1B
12
0.1uF
R37 75
S2B
11
T3
S3B
10
S4B
4
5
C29
1
8
1
A0
0.1uF
R39 75
16
A1
T4
2
EN
4
5
14
+VCC
SC937-02
2
3
2
3
3
-VCC
+12V
D36
+5V
D18
D19
-12V
BAV99
BAV99
BAV99
3
2
C34
C35
TREBLE
0.1uF
0.1uF
C4
R119 1.00K
0.1uF
Connections from
D38
+5V
power amp PCB
BAV99
3
2
+5V
J22
1
BASS
2
R99
3
R123 1.00K
U15B
Q1
100K
4
NE5532D8
5
MMBT3904
Buf_Protect_N
6
Q2
7
MMBT3904
8
R10 100
9
2
2
10
11
12
C67
13
14
R98
.001uF
15
3.65K
JST XH 2.5MM
B15B-XH-A
Power supply failure monitor
TOP ENTRY
level translator
Protect
!
!
AC TRANSFORMER
Q6
Secondary
J18
Wired
1
Directly to
2
3
Amplifier
PCB
HEADER 3
+5V
C50
+
C52
22uF
D1
0.1uF
R87
R91
R94
10V
0 ohm
0 ohm
0 ohm
7.5V SOT-23
1
U16
U4
U10
C76
C54
C55
0.1uF
0.1uF
0.1uF
+8V
C59
+
C61
22uF
0.1uF
10V
Service Manual P/N: 263494 Rev. 00
D
E
Left_Input
Right_Input
Connection to/from DSP PCB
S7
J4
8
1
7
2
TREBLE
BASS
2
1
6
3
SHUTDOWN_N
4
DC_offset
3
5
4
LS-TX
5
6
TTY_OUT
7
8
SPDIF-IN
9
10
SPARE_1
Left_Input
11
12
Right_Input
13
14
Tx_RS232
Rx_RS232
JST RC-D14-290
1
+5V
R95
R115
10.0K
100K
R81
0 ohm
C66
47pF
omit
C24 .001uF
R49 10
C33 .033uF
4
+
Left
3
-
Front
2
Speakers
+
C77 0.1uF
C31 .001uF
Right
1
-
C40
C78 0.1uF
J12
.033uF
R53 10
L-
L+SPKR
2
C+SPKR
+
Center
R+SPKR
1
C-
Speaker
-
RS+SPKR
RS-LS-
C41 .033uF
J13
LS+SPKR
C13
B-
.001uF
R63 10
B+SPKR
Protect
C20
+12V
C42
.033uF
C79
0.1uF
.001uF
-12V
R64 10
4
+
Left
3
-
Surround
2
+
Speakers
1
Right
-
R70 10
C2 .001uF
J14
C44 .033uF
2
+
Bass
1
R73 10
-
Speaker
J15
C45 .033uF
C80 0.1uF
+5V
U6
U5
U5
FRAMINGHAM, MA 01701-9168
C56
C57
C58
0.1uF
0.1uF
0.1uF
TA-1 Home Theater Amplifier
Input/Output PCB
PCB P/N: 256441 Rev. 01
Sheet 1 of 1
E
4
3
2
1
R