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Schematic Diagram - Sony XA-300 - Aux In Selector Service Manual

Aux-in selector
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3-3.
SCHEMATIC DIAGRAM •
See page 3 for Waveforms.
SIRCS
RST
+B
NC
CN101
CLK
8P
DATA
INPUT
CONTROL
BUS_ON
ZD401
ZD402
UDZ-TE-17-6.2B
UDZ-TE-17-6.2B
GND
Q302
2SD1664-T100-QR
Q301
+3V
2SB1132-T101-QR
REGULATOR
B+ SWITCH
R303
R302
470
470
C301
C303
47
C302
220
16V
0.1
6.3V
ZD301
DTC114EK-T146
UDZ-TE-17-3.9B
SWITCH
C503
CN103
R502
0.1
4P
1.5k
FB501
GND
USB
D+
D-
VBUS
ZD601
UDZ-TE-17-3.9B
CN104
2P
L
INPUT
AUDIO
R
ZD602
UDZ-TE-17-3.9B
R601
L102
1k
220µH
ZD603
R602
UDZ-TE-17-3.9B
4.7k
CN105
L
2P
AUX IN 2
R
ZD604
R606
UDZ-TE-17-3.9B
4.7k
R607
1k
C717
ZD701
R701
47
UDZ-TE-17-3.9B
1k
16V
R702
4.7k
CN106
L
2P
AUX IN 1
R
R706
4.7k
ZD702
R707
C718
UDZ-TE-17-3.9B
1k
47 16V
See page 6 for IC Block Diagram.
R401
10
R402
10
ZD403
ZD404
ZD405
UDZ-TE-17-6.2B
UDZ-TE-17-6.2B
UDZ-TE-17-6.2B
Q101
2SD1664-T100-QR
U-COM 5V
D104
REGULATOR
MA111-TX
Q102
R202
2SD1664-T100-QR
R201
1k
1k
+5V
REGULATOR
R301
4.7k
Q103
DTA124EK
-T146
R102
R101
4.7k
10k
Q104
DTC114EK-T146
C104
C106
Q203
100
C105
47
DTC114EK
16V
0.1
16V
-T146
Q303
Q103,104
POWER ON
USB ON
SWITCH
BACK UP CHECK
C501
X102
C502
18p
12MHz
18p
USB D/A
R506
12k
CONVERTER
IC3
PCM2702
C517
1800p
R501
1M
C512
330p
C504
10
16V
R503
R504
R505
C509
0.1
GND
R510
12k
C518
1800p
R612
C511
10k
0.1
R511
3.9k
R512
12k
R611
C611
220
6.3V
R603
6.8k
R604
100
R614
IC5
10k
R613
NJM2100E(TE2)
BUFFER
10k
C607
C601
47 16V
470p
VCC
C609
1
R610
100
R605
C604
GND
4.7k
470p
C602
470p
R609
6.8k
C603
C610
470p
C608
1
47
R608
16V
4.7k
C722
220
6.3V
R720
10k
R722
10k
C703
R703
R704
10
1.8k
100
16V
BUFFER
IC6
C704
NJM2100E(TE2)
1
C701
470p
VCC
C719
1
R705
GND
4.7k
R708
4.7k
C702
C720
C705
470p
1
470p
R406
10
R407
10
R403
R408
10
10
R404
10
R409
R405
R410
10
10
UDZ-TE-17-6.2B
D103
MA111-TX
Q402
DTA144EK
BUS ON SWITCH
R203
R204
47k
47k
BUS INTERFACE
(FOR SONY BUS)
C115
0.22
IC2
BA8272F-E2
C112
0.1
Q201-203
R508
IC8
R143
12k
XC61AN4302MR
47k
R507
G
RST
3.9k
V
C516
10
C108
16V
C109
C110
47
0.1
0.1
16V
C107
0.047F
5.5V
VCC
BUFFER
IC4
RESET
NJM2100E
SIGNAL
(TE2)
GENERATOR
R509
C513
100
10
16V
C515
Q801,802
C514
R513
10
330p
RELAY DRIVE
100
16V
10k
Q801
DTA144EK
-T146
Q802
DTC114EK
-T146
C605
10
RY101
16V
CD-C
AUX2
C606
10
16V
D101
MA111-TX
R719
10k
AUX1
C708
10
AUX2
16V
RY102
R721
R710
10k
100
C707
1
R711
4.7k
RV101
R712
(1/2)
4.7k
RV101
(2/2)
C706
R709
VOL
470p
1.8k
C721
47
C709
C710
16V
220p
220p
5
5
SIRCS
RST
L101
450µH
10
DATA
BUS_ON
C101
ZD406
ZD407
ZD408
ZD409
1000
UDZ-TE-17-6.2B
UDZ-TE-17-6.2B
UDZ-TE-17-6.2B
16V
GND
ZD410
UDZ-TE-17-6.2B
C114
C111
C113
0.1
0.1
0.1
MODE SW
NIL
USB ON
NCO
POWER ON
NCO
BUS CLK
BUS SI
BUS SO
NCO
NCO
LINK OFF
NCO
SYSTEM CONTROLLER
IC1
ATT
CXP83412-054Q
NCO
AUDIO SEL1
NCO
AUDIO SEL2
NCO
AUDIO SEL3
NCO
NCO
NCO
NCO
R103
1k
X101
10MHz
Q901
DTC114EK-T146
Q902
DTA114EK-T146
Q803
DTA144EK-T146
Q804
Q901-904
DTC114EK-T146
MUTING
Q803,804
DRIVE
L901
RELAY DRIVE
10µH
Q903
DTC314TK
D102
RY103
-T-146
MA111-TX
AUX1/USB
L902
10µH
AUX2/CD-C
AUX1/USB
DTC314TK
AUX2/CD-C
R713
R904
R903
100
10k
R714
10k
IC7
470
LA4536M-TE-R
C715
220
6.3V
C713
0.1
R715
2.2
C716
220
C714
R716
6.3V
0.1
2.2
C711
C712
220
47
6.3V
16V
HEADPHONE AMP
C730
0.001
ZD703
UDZ-TE-17-3.9B
(AEP,UK)
XA-300
Ver 1.1
+B
NC
CN102
CLK
8P
OUTPUT
CONTROL
NCO
NCO
NCO
NCO
NCO
NCO
NCO
NCO
NCO
NCO
NCO
NCO
NCO
NCO
NCO
NCO
NCO
NCO
NCO
NCO
NCO
NCO
NCO
NCO
ZD901
UDZ-TE-17-3.9B
CN108
2P
L
Q904
OUTPUT
-T-146
AUDIO
R
ZD902
UDZ-TE-17-3.9B
CN107
HEADPHONE
R717
0
R718
0
(CHASSIS)

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Xa-300