ISSUE
DRAWING NO.
DRAWING TITLE
DATE
Filename:
ECO No.
DESCRIPTION OF CHANGE
L124_C1 BoardSpeaker_D0.SchDoc
AVR002 SPEAKER PCB
Contact Engineer:
L124CT
17/07/2008
INITIALS
Printed:
1
1
Sheet
of
Notes:
Contact Tel:
(01223) 203265 tel No
John Dawson
A & R Cambridge Ltd.
Pembroke Avenue
Cambridge CB5 9QR
Waterbeach
A3
ARCAM
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
SSQ
CON100
SAMTEC
From top amp
OUT_C
GND_C
OUT_SR
GND_SR
OUT_SL
GND_SL
GND_SBR
GND_R
GND_SBL
GND_L
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
SSQ
CON101
SAMTEC
From bottom amp
OUT_L
OUT_R
OUT_SBL
OUT_SBR
GND_L
GND_SBL
GND_R
GND_SBR
RLY_SB
RLY_REST
1
FIX100
Dia 3.5mm
1
FIX101
Dia 3.5mm
LS100
G P PRECISION
LS101
G P PRECISION
LS103
G P PRECISION
LS102
OUT_L
OUT_C
OUT_R
OUT_SL
OUT_SR
OUT_SBL
OUT_SBR
GND_L
GND_R
GND_C
GND_SL
GND_SR
GND_SBL
GND_SBR
G5PA-2 24VDC
RLY100A
Omron
G5PA-2 24VDC
RLY100B
Omron
G5PA-2 24VDC
RLY100C
Omron
G5PA-2 24VDC
RLY101B
Omron
G5PA-2 24VDC
RLY101A
Omron
G5PA-2 24VDC
RLY101C
Omron
G5PA-2 24VDC
RLY102B
Omron
G5PA-2 24VDC
RLY102A
Omron
G5PA-2 24VDC
RLY102C
Omron
G5PA-2 24VDC
RLY103B
Omron
G5PA-2 24VDC
RLY103C
Omron
G5PA-2 24VDC
RLY103A
Omron
D100
1N4003
D101
1N4003
D102
1N4003
D103
1N4003
RLY_REST
RLY_SB
STARGND_DEC
10A
L100
1U0
10A
L101
1U0
10A
L102
1U0
10A
L103
1U0
10A
L104
1U0
10A
L105
1U0
10A
L106
1U0
TOOL100 TOOL101 TOOL102 TOOL103
FD100
FD101
LS_L+
LS_C+
LS_R+
LS_SL+
LS_SR+
PK
INITIAL RELEASE
A.0.1
RLY_REST
RLY_REST
0W25
R106
22K
0W25
R108
22K
0W25
R103
22K
0W25
R104
22K
RLY_POWER
RLY_POWER
TR102
BC547B
TR100
BC547B
TR103
BC547B
TR101
BC547B
1W
R112
4R7
1W
R115
4R7
1W
R113
4R7
1W
R116
4R7
1W
R118
4R7
1W
R121
4R7
1W
R122
4R7
2W
R111
4R7
2W
R114
4R7
2W
R117
4R7
2W
R119
4R7
2W
R120
4R7
2W
R123
4R7
2W
R124
4R7
100V
C100
10N
100V
C101
10N
100V
C102
10N
100V
C103
10N
100V
C104
10N
100V
C105
10N
100V
C106
10N
100V
C107
100N
100V
C108
100N
100V
C113
100N
100V
C109
100N
100V
C110
100N
100V
C111
100N
100V
C112
100N
15/2/07
PK
PCB change only, move amp connectors to correct spacing
B.0
14/03/07
07_E196
Blank AVR002 Speaker PCB
L124PB
PCB100
1
PK
NF all zobel networks, change PCB for side fixing.
C.0
23/04/08
08_E132
NF
NF
NF
NF
NF
NF
NF
NF
NF
NF
NF
NF
NF
NF
NF
NF
NF
NF
NF
NF
NF
NF
NF
NF
NF
NF
NF
NF
15mm
LK100
15mm
LK101
15mm
LK102
15mm
LK103
15mm
LK104
15mm
LK105
15mm
LK106
15mm
LK107
15mm
LK108
15mm
LK109
15mm
LK110
15mm
LK111
15mm
LK112
15mm
LK113
15mm
LK114
1
FIX102
Dia 3.2mm
1
FIX103
Dia 3.2mm
1
FIX104
Dia 3.2mm
Output resistor changed to allow auto insert at GPE
2W
R100
4R7
2W
R101
4R7
2W
R102
4R7
2W
R105
4R7
2W
R107
4R7
2W
R109
4R7
2W
R110
4R7
STARGND_DEC
STARGND_DEC
PK
relays now connected to stargnd_dec (drawing change only)
D.0
15/07/08
08_E144