JVC UX-TB30B Service Manual page 39

CD section 1
VC25
VCC_3V3
R701
100K
C703
VCC_3V3
0.1uF
R706 R708
R751 1K 10K 10K
MAINPOWER
AMUTE
R710 10K
Q906
8050
P-TU
R712
1K
CDPWR
R713 1K
VOL-
R750 1K
VOL+
R718 1K
CD_RX
R716 1K
CD_TX
R723 X701 R969
OR
OR 3.6864M
R724 1M
VCC_3V3
C706
C718 C705
20pF
20pF 20pF
1
A0
6 2
IIC_SCL SCL A1 R746 10K
3 Q905
A2
5 8050
IIC_SDA SDA
7
WP
IC701 C998
103
VCC_3V3
VCC_3V3
RDS-DAT
RDS-RST
R740 R741
PLL_SCL
4K7 4K7
PLL_SDA
P-USB
R744 330
IIC_SCL
IIC_SDA
R745 330
R971 1K
EQ_SDA
R970
1K
EQ_SCL
VCC_3V3
CD_8V
VCC+5V
DAC_L
DAC_R
AGND
R983 D906
NC
NC
VCC_3V3 VC25
TC701 C701
D701 C702
220UF 0.1uF 0.1uF
1N5819
T7902
4.7uF
C740
NC
R999
C996
0.1uF 1K
R707
R709 1K
R705
R711 1K
25 16 R748
P0_2/PINT1_2/ADB1
P2_6/T1/CMPB
26 15 R714
P0_3/PINT1_3/ADB2
P2_5/T2/CMPC
27 14 R715
P0_4/PINT1_4/ADC1
P2_4/T2EX/CMPD
28 13 R717
P0_4/PINT1_5/ADC2
P2_3/RXD1
29 12 R719
P0_6/TXD0/ADD1
P2_2/TXD1
11 R720
30
P2_1/XOUT P0_7/RXD0/ADD2
31 10 R721
P1_0/ADD3
P2_0/XIN
R722
32 P1_1/ADD4 9
VSS
U701
X702
32.768K
C707 C708
18P 18P
R995 1K
1K
R998
R742 1K
R743 1K
R416 10K
To This sheet
CN901
1
To This sheet
2
3
4 To EQUALIZER section CN407
5
6
7
8
9
330R
KEY2
1K
IR
2K5/100MHz
KEY1
1K
LCD_DATA To This sheet
1K
LCD_RW
1K
LCD_CS
1K
OPEN
D702
1K
CLOSE
1N4148
1K
OPEN_EDT
1K
CLOSE_DET
C995 100P
RDS-DAT
C715 103
VOL+
103
C714
VOL-
C713 100P
CDPWR
C712 100P
P-TU
C711 100P
MAINPOWER
100P
C710
AMUTE
C717 103
KEY2
C709
100P
IR
C910 103
KEY1
C909
103
LCD_DATA
C908 100P
LCD_RW
C907 100P
LCD_CS
C906 102P
OPEN_DET To This sheet
C716 102P
CLOSE_DET
C905 68P
EQ_SDA
C904 68P
EQ_CSL
C903 68P
PLL_SDA
C902 68P
PLL_SCL
C901 100P
RDS_RST
CN702
24
23
RDS_RST
22
PLL_SCL
21
PLL_SDA
20
EQ_SCL
19
EQ_SDA
18
CLOSE_DET
17
OPEN_DET
16
CLOSE
15
OPEN
14
LCD_CS
13
To EQUALIZER section CN709
LCD_RW
12
LCD_DATA
11
KEY1
10
IR
9
KEY2
8
RDS_DAT
7
6
AMUTE
5
MAINPOWER
4
P-TU
3
CDPWR
2
VOL-
1
VOL+
2-11