Schematic Diagrams - Onkyo CR-305TX Service Manual

A
QQ
3 7 63 1515 0

SCHEMATIC DIAGRAMS-2

(CD AND MICROPROCESSOR SECTION)
NAETC-6883
U9
1
CONNECTOR
PC BOARD
+5V
2
Vref
CD MECHANISM
M002
M003
M004
TE
L 13942296513
M005
3
M006
4
N O T E
.
T H E C O M P O N E N T S I D E N T F I E D
R E P L A C E O N L Y W I T H P A R T N U M B E R S P E C I F I E D .
. V O L T A G E ( M E A S U R E D W I T H V O L T M E T E R )
. E L E C T R O L Y T I C C A P A C I T O R S (
www
. A L L C A P A C I T O R S A R E I N p F / 5 0 W V U N L E S S O T H E R W I S E N O T E D .
5
E X ) 0 3 0 3 p F 3 3 0
.
A L L R E S I S T O R S A R E I N O H M S 1 / 4 W A T T S U N L E S S O T H E R W I S E N O T E D .
. T H E T H I C K L I N E S O N P C B O A R D A R E T H E P R I N T I N G S I D E O F T H E P A R T S .
.
E X ) P R I N T I N G S I D E
.
C I R C U I T I S S U B J E C T T O C H A N G E F O R I M P R O V E M E N T .
http://www.xiaoyu163.com
B
FC- FC-
TR- TR-
0
TR+ TR+
FC+ FC+
R847
PD PD
VR
R891 0
0
LD R892 GND
LD-G LD
F F
C C
B B
A A
D D
E E
VCC VCC
VC VC
100/6.3
SP+
SP-
SL+
0
SL-11
SSTOP R855
GND
LD+
LD-
GND
LD+
LD-
C151
100/6.3
TUNER UNIT
B Y M A R K A R E C R I T I C A L F O R S A F E T Y .
I S D C V O L T A G E . ( N O I N P U T S I G N A L )
) A R E I N u F / W V .
3 3 p F 3 3 1 3 3 0 p F 3 3 3 0 . 0 3 3 u F
x ao
y
i
http://www.xiaoyu163.com
8
VC
FOCUS GAIN ADJUST
0
R832
FE1
FE2
TE1
0
TE2
R845
VC
52
FZC
R833 0 0
51 VC
C106 474 R831
50 TDFCT
0
C105 103
49 TZC
R842
48 ATSC
103
47 TEI
0
C104
46 LPFI
100
R835
45 TEO
1SS352
100
R119
44 VEE
1K
L101
D101
43 EI
R109
42 E
41 F
0 0
2SA950 FE_BIAS
40
Q114
R844 R836
1K
R102
D
0 B
R846 C
A
PD
C101
SLD
VC
Q Q
3 6 7 1 3
Q102 LA6541D
FC
TR
FC+
FC-
SSTOP
GND
Q103 TA7291S
10K
R739
CLOSE
+5.6
4.7K 8.2K 10K
R150 R151
R740
NADIS-6879
u163
.
C
2 9 9 4 2 8
10K
R128
C119
101
SL_P
47K
14
R131
SL_M15
SL_O16
220K
ISET17
R132
VCC18
4.7K
Q101
LOCK19
CLKO R137
CLK20
CXA1992BR
XLTO
XLT21
DATAO
DATA22
XRST
XRST23
COUT
C.OUT24
SENS1O
SENS125
SENS2O
SENS226
FOK
C121
EFM
103
RFO
VC
C127 OPEN
R135 12K
R134 12K
R133 4.7K
C126 22PF
R141
10K
MDP
DC-IN
R144
R142
10K
4.7K
1 5 0 5 8 2 9 9 4
Q112
2SB1068
Q110
2SB1068
DC-IN +5.6
R147
0
Q111 RN1404
10G
9G
8G
7G
6G
5G
4G
3G
2G
1G
P17
P16
P15
R792
P14
P13
P12
P11
P10
P9
P8
P7
P6
P5
P4
m
P3
P2
P1
F1
R814
co
GND
0
VCC
R809
REMO1
R817
K11
0
R816
K01
0
AP
LED21 0
CR-305TX
D
9 9
2 8 9 9
R705 R
OPEN
J 1
DD 3.3K 5.
PP 10K OP
PT 5.6K 3.
DT 5.6K 3.
3G
80
3G
2G
79 2G
1G
78 1G
P17
77 P17
P16
76 P16
P15
75 P15
P14
74 P14
P13
73 P13
P12
72 P12
71 -VDI
P11
70 P11
P10
69 P10
P9
R791 68 P9
P8
67 P8
P7
66 P7
P6
65 P6
P5
10K R735
R812 R819 R820
C797 104
R826
0 0 0
R825
0
0