Schematic Diagram - Main Section (2/4) - Sony CDX-G1200U Service Manual

4-6.

SCHEMATIC DIAGRAM - MAIN Section (2/4) -

1 2 3
MAIN BOARD (2/4)
A
6
R633
7
(Page 20)
8
>001S
9
11
MAIN
C650
BOARD 12
100
B
(1/4) 10V
13
14
CD_DI
CD_CL
CD_DO
C
CD_CE
D
R600
C600
0.1
E
SBSY
SFSY
PW
SBCK
F
C603
0.1
C604
47
SMONI
OPCDM
G
C601
0.1
C602
0.1
C623
0.1
H
C615
0.1
I
L105
2.2uH
J
C706 C105
0.0047 10
K
C1323 C1326
1 47p
L
M
CDX-G1200U/G1201U/G1202U/G1280UM
• See page 24 for Waveforms. • See page 26 for IC Pin Function Description.
4 5 6 7
0
R610
0
C651
100
10V
C610 C611
100 0.1
10V
0
3.3 31
DVDD
32
DVSS
33
CL003 BT_DOUT
34
BT_SYNC
35
BT_CLK
36
BT_DIN
CL605
(0) 37
SBSY
CL606
(1.5) 38
SFSY
IC601
CL607
(0) 39
PW
CL608
(0.1) 40
SBCK USB CONTROLLER, INPUT SELECTOR,
3.3 41 AUDIO DSP, ELECTRICAL VOLUME
DVDD
IC601
42
LC786822E-6E10-3H
DVSS
43
CL648
REG1EXTR
1.1 44
DVDD12_2
45
CL668
GP10
46
CL669
GP11
CL649
0 47
SMONI
CL609
(3.3) 48
OPCDM
3.3 49
DVDD
50
DVSS
R629
8.2k
R116
0
C116 R711
470p 0
CN101
20P
KEY
BOARD
8 9 10 11
R666
0
C638
100
10V
C652 C653
47 47
C613 C631 C635
0.1 0.1 1
C625 C626
4.7 10
C608
10
100 1.5
DACOUTL
99 1.6
LVRIN
98 1.6 CL616 RL
LROUT
CL615
97 1.6 FL
LFOUT
96
CL635
JTRTCK
95
R620
CL634
JTDO
47k
CL667
94 3.3
JTMS
CL666 R621 47k
93 0
JTDI
CL665 R622 47k
92 0
JTCK
CL664 R623 47k
91 0
JTRSTB
90 1.7
DVDD18_1
89
DVSS
88 3.3
DVDD
87 1.2
DVDD12_1
CL663
86 0
CMD_ERR
CL614
85 (3.3)
CD_RESB
84
CP_RESET(NC)
83
CP_SDA
82
CP_SCL
81 3.3
DVDD
9
C1374
10 R614
1M
R605 R615
0 1.5k
X601
R616 12MHz
3.3k
C629 C633 C624 C628
0.0033 220p 22p 22p
L101
R109 R102 R418 R423
C100 R103
3.3k 1k 0 0
0.001 15k
FB104
R104 R430 R424
C101
4.7k 0 0
0.001
R111 R107 R417 R426
R106
3.3k 1k 0 0
R105 15k
4.7k
R425
0
D152 C102
VDR001 VDR002
DZ2J06800L 2.2
21 21
CDX-G1200U/G1201U/G1202U/G1280UM
12 13
16
(Page 22)
17
>005S
19
20
MAIN
C636
22 BOARD
0.001
(3/4)
23
24
C654
47
C655 0.1
C641 0.1
C632 47
C1368
0.1
C634
1
C630
0.1
C637
1
C627
R1001
1
0
R3INP
R3INN
L3INP
L3INN
LND201
(CHASSIS)
Note: When the KEY board is defective, replace the FRONT
PANEL OVERALL ASSY (Ref. No. FP1).