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8
7
PG 6
+3.3V
+3.3V
+12V
+12V
J8-1
-12V
-12V
J8-5
D
SPLIT PLANE
GND
SPLIT PLANE
GND
INPUT_GND_REF
DIFFERENTIAL AMP
+12V
BAV99L
D100
R100
2
1.0K
-12V
+12V
BAV99L
D102
R100
TURN-ON
DIN
6
1.0K
INPUT
M105
C108
-12V
C
.01
J5
(FRONT VIEW)
TCS5044-01-4011
M101
M151
M103
4
3
2
1
SPDIF-IN
M100
8
7
6
5
PG 2
M104
12
11
10
9
DIFFERENTIAL AMP
SER-DATA-IN
13
M102
15
14
R101
2
TTY-OUT
M152
1.0K
M150
V_IDENT
3.0K
R108
+12V
+12V
+12V
BAV99L
D104
R101
8
1.0K
B
-12V
RIGHT_INPUT
NOTES:
UNLESS OTHERWISE SPECIFIED:
LRCK-F
+5V
R164
TP117
SCLK-F
200
+5V
C141
NV
A
8
7
62
6
DSP1-RFS1
R192
TP129
DSP1-RCLK1
PG4
75
DSP1-DR1
LEFT INPUT
PG4
DSP2-IRQ1
Z100
R100
R102
3
4
1
Z102
1.0K
1.00K
+5VA
C100
.001
(8=+12v,4=-12v)
U105
2
-
R103
C104
R104
C103
1
1/2
100P
3
+
100
300
Z105
4559
10uF/25V
D103
SHIELD
BAV99L
C102
330pF
R100
7
8
5
Z103
1.0K
R107
C105
1.00K
.001
Z104
+12V
-12V
C106
C107
.01
.01
BYPASS 4559
PINS 8 AND 4
RIGHT INPUT
Z108
R101
R111
3
4
1
+5VA
+5VA
Z106
1.0K
1.00K
C109
.001
(8=+12v,4=-12v)
U105
6
-
R112
C112
R113
TP100
7
C111
1/2
5
100P
+
100
300
Z110
4559
10uF/25V
D105
BAV99L
SHIELD
C110
330pF
R101
5
6
7
Z107
1.0K
R116
C113
1.00K
.001
Z109
J5-4
C151
TP172
SPDIF-IN
.01
R1
GND
75
J5-3
C146
+5V
0.01
+5V
SPDIF-IN2
U106
1
14
CLK1
J1
2
13
RESET1
Q1
3
12
R10
TP119
K1
Q1
+17V-FUSED
4
11
16/1W
16/1W
VCC
GND
J8-3
5
10
10uF/25V
CLK2
K2
RFS
6
9
RESET2
Q2
7
8
J2
Q2
MC74HC73
TP167
SOIC
+12V
D2
D3
BAV99L
BAV99L
NOTE: LARGE PADS FOR HEAT SINKING,D2 D3.
6
5
4
+3.3V
BYPASS
C117
.01
+3.3V
U101
1
20
OE1
VCC
PG4
DSP2-DT1
2
19
P05
IN
OE2
3
18
OUT
OUT
DSP1-FLAG1
P07
4
17
P04
IN
IN
RFS
5
16
OUT
OUT
DSP1-FLAG0
P06
6
15
PG2
P01
IN
IN
SCLK-F
PG4
7
14
OUT
OUT
DSP2-FLAG1
P03
8
13
P00
IN
IN
SDOUT1-F
9
12
OUT
OUT
DSP2-FLAG0
P02
10
11
GND
IN
UC-CLP
PG2
MC74LCX244
SOIC
+5VD
+5VA
TP114
TP113
U100
40
19
TO uC
8
21
PDN
AOUT1
P50
AOUT1-F
7
22
+5VD
SPI/IIC
AOUT2
AOUT2-F
R185
TP162
23
AIN1L
LRCK-F
AOUT3
AOUT3-F
37
TP104
75
LRCK
24
R186
TP161
38
AOUT4
TP107
AOUT4-F
SCLK
SCLK-F
TP109
75
34
25
SDIN1
AOUT5
SDIN1
AOUT5-F
TP110
33
SDIN2
SDIN2
26
AOUT6
AOUT6-F
TP111
32
SDIN3
SDIN3
TP163
R187
36
TP112
SDOUT1
SDOUT1-F
35
75
SDOUT2
TP105
44
LRCKAUX
LRCKAUX
43
20
TP108
SCLKAUX
AGND2
SCLKAUX
1
TP102
DATAUX
DATAUX
TP103
27
DEM
CS4226
DEM
R165
TP138
2
14
HOLD
AIN1L
AIN1L
100K
TP106
42
13
RX1
AIN1R
RX1
AIN1R
C150
NEAR U100
11
AIN2L
6
12
CS
AIN2R
47pF
3
PG 2
SCL
CCLK
10
AIN3L
5
TP180
CDIN
9
AIN3R
4
CDOUT
15
PG 2
SDA
AINAUX
TP175
30
OVL
OVL-ERR
31
CLKOUT
28
XT1
XT1
29
XT0
XT0
17
16
FILT
CMOUT
TP139
R125
C115
C116
3.0K
39
41
18
.022
2.2uF/10V
AIN1R
TP170
C114
0.22/35V
SHIELD
NEAR J5
TP136
XT1
R2
TP168
C1
R5
R175
RX1
1M
100
100
.01
TP137
R176
C7
XT0
D1
47pF
2.0
BAV99L
SHIELD
+5V-REG
+5VA
U1
R11
L2
L1
R3
1
2
LM78M05
BEAD
BEAD
2.0
C2
C3
3
C5
C6
C8
.01
2.2uF
2.2uF
2.2uF
PLACE UNDER CODEC PIN 19
PLACE UNDER CODEC PIN 40
TP166
R4
TP118
30,5%
THIS DRAWING IS BASED ON
5
4
3
CLASS
SD
+5V
BYPASS
C118
.01
+5V
TP179
TP181
U102
R161
1
20
OE1
VCC
SDIN1
2
19
IN
OE2
75
3
18
OUT
OUT
4
17
IN
IN
DSP1-FLAG3
5
16
OUT
OUT
TP115
6
15
IN
IN
DSP1-FLAG2
7
14
PG4
OUT
OUT
TP145
8
13
IN
IN
DSP2-FLAG3
AOUT5-F
9
12
OUT
OUT
10
11
DSP2-FLAG2
GND
IN
MC74ACT244
SOIC
+5VD
R166
DEM
100K
R167
TP146
SDIN2
AOUT6-F
100K
R168
SDIN3
100K
R169
DATAUX
100K
R170
LRCKAUX
100K
R171
SCLKAUX
100K
TP143
AOUT3-F
TP177
R9
NV
WP1
WP2
R8
NV
WP3
TP178
R6
TO DSP1
TP171
DSP1-IRQ2
3.48K
R7
6.19K
CMOUT
TP144
AOUT4-F
U104
R12
TP165
+
TL074
TP120
10
2.0K
1/4
8
C4
-
9
330pF
TP141
AOUT1-F
C139
39pF
1
CR100
11.2896MHz
HC-49/S
2
TP116
C140
39pF
TP142
AOUT2-F
+5VD
+5VD
LEVEL
DRAFTER
THIRD ANGLE PROJECTION
JIM RUSSELL-SMITH
3
CHECKER
ED KROUSE
ENGINEER
JIM SOZANSKI
2
UNLESS OTHERWISE SPECIFIED INTERPRET
P-CAD DATA ALL CHANGES
THIS DRAWING PER ANSI Y14.5M-1982
SAFETY ENGINEER
MUST BE MADE USING THE
GEORGE TSITSOPOULOS
NOTICE
P-CAD FILES ATTACHED TO
1
MD251571.
BOSE CORP PROPRIETARY RIGHTS ARE
REL TO PROD PER
INCLUDED HEREIN. THIS INFORMATION MAY
NOT BE COPIED.TRANSFERRED OR DISCLOSED
**
EXCEPT AS AUTHORIZED BY BOSE CORP
3
1
DWG NO.
SH
251571
1
REVISIONS
REV
DESCRIPTION
CHK
ENG
DATE
01
REVISED PER ECN26825-SHT 3 R314,R315,C312 N.U.
EK
JS
10/4/99
C155
100pF
TP147
R132
TP148
60.4k
R131
2
-
R135
TP130
R193
SHT 3
1
10.0K
1/4
L-EQAUD
3
+
200
300
TL074
C121
U103
.001
R188
R189
1.00k
6.04k
ALL
AMP-GND-SENSE
C156
100pF
TP152
R137
TP151
60.4K
R136
6
-
R140
TP131
R194
SHT 3
7
10.0K
1/4
R-EQAUD
5
+
200
300
TL074
U103
C124
ALL
.001
C157
100pF
TP154
R142
TP153
60.4K
R141
9
-
R145
TP132
R195
SHT 3
8
10.0K
1/4
C-EQAUD
10
+
200
300
TL074
U103
TP101
C127
+12V
-12V
ALL
.001
C131
C132
.01
.01
C158
100pF
TP156
R147
TP155
BYPASS TL074
60.4K
PINS 4 AND 11
R146
13
-
R150
TP133
R196
SHT 3
14
10.0K
1/4
LS-EQAUD
12
+
200
300
TL074
+12V
-12V
U103
C130
.001
ALL
C145
C144
.01
.01
C159
100pF
TP158
R152
TP157
BYPASS TL074
60.4K
PINS 4 AND 11
R151
2
-
R155
TP134
R197
SHT 3
1
10.0K
1/4
RS-EQAUD
3
+
200
300
TL074
U104
C135
.001
ALL
C160
1000pF
TP160
R157
TP159
60.4K
R156
6
-
R160
TP135
R198
SHT 3
7
10.0K
1/4
B-EQAUD
5
+
200
300
TL074
U104
C138
.001
R190
TP164
1.00K
R191
AMP-GND-SENSE
6.04K
SHEET =
1
SAFETY CONTROLLED
DATE
03/09/99
03/09/99
TITLE
PC BOARD
03/09/99
AM25P/AM30P SERIES II
03/09/99
SIZE
FSCM
CLASS
DWG NO.
REV
SD
251571
01
D
32108
**
SCALE
*
CAT. CODE
*
SHEET 1 OF 5
2
1
D
C
B
A
62
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