Decoder Pcb Schematic - Cambridge Audio Topaz CD5 Service Manual

IC2
P+5V
LD1117S3.3(SOT-223)
3 2
V IN V OUT
EC13
BC28
220uF/16V
0.1uF
GND
GND
GND
EC18
3V3SD_IC
220uF/16V
L3
BC16
M+5V
0.1uF
FB0805
EC12
C4
100uF/16V
GND
0.1uF
RFGND
AUD_3V3
BC22
0.1uF
GND
M3V3_PAD
C23
+12V
0.1uF
GND
IC7
R3
100R
LD1117S5.0(SOT-223)
3
V IN V OUT
C14
C8
100uF/16V
0.1uF
100uF/16V
3V3
L17
FB
3V3SD
BC13
C21
0.1uF
0.1uF
CPU+5V
GND
M3V3_CKG
L2
L27
C22
FB FB
0.1uF
GND
TO POWER
M3V3_LDO
L11 DGND
FB
-8V
+8V
C24
0.1uF
P+5V
GND
L1
A-MUTE
FB
MUTE
FB SEV3V3
L28
P(3)
L4 A_MUTE
FB
BC44
0.1uF
GND
P(1) DET
DA5V
MPH
P(1)
2
C39
C37
0.1uF
10K
Topaz CD5 Service Manual
CN7
1
R67
R82
TXD
2
10K
10K
RXD
3
DGND
4
IR
5
5P(2.0)
C61
C62
16pF
16pF
6 Z2
22.1184MHZ
5
-12V
10K
4
R83
+12V
3
P+5V
2
GND
1 MUTE
CN1 23
P4.0
6P(2.0) 24
IC5
P2.0
25
P2.1 SM5964
26
P2.2
27
P2.3
28
P2.4
29
P2.5
R100
R52
R101
10K
10K

Decoder PCB Schematic

IC4
24C02
1 8 P+5V
A0 VCC
2 7
A1 WP
3 6
A2 SCL
R46
4 5
GND SDA
GND
10K
R44
GND
10K
C63
10uF/16V
R45
C64
10K
0.1uF
GND GND
7
P1.5
6
P1.4
5 R107
P1.3
4 R108
P1.2
3
P1.1
2 R109
P1.0
1
NC
P+5V
P+5V
#TRAYIN
#TRAYOUT
5673_STB
5673_DATA
5673_CLK
OPEN
CLOSE
R49 R50 R51 R60 R61
R48
R47
10K
10K 10K 10K 10K 10K
10K
P+5V
TO DISPLAY
GND 5 GND
IR
REMOTE
4
33R VFD DA
VFD DA
3
33R
VFD CLK
VFD CLK
2
VFD STB
33R VFD STB
1
CN2
5P(2.0)
P(1)
P(1)
P(1)
P(1)
P(1)
P(1)
P(1)