Sharp XL-DH20NH

XL-DH20NH
5 – 4
Figure 5-3: MAIN (TUNER AND MCU) SCHEMATIC DIAGRAM (1/2)
TUNER
Function:AM/FM/RDS
EE
P
MCU
1
$PIN0
2
P3-7
3
RESET
4
P4-7
5
VSS
6
P4-6
7
VCC
8
MODE
9
P4-5
10
P1-7
11
P3-6
12
P3-1
13
P5-4
14
P5-3
15
P1-6
16
P1-5
17
P1-4
18
P1-3
19
P1-2
20
P4-2
21
P1-1
22
P1-0
23
3-3
24
P3-4
25
P0-7
26
P0-6
27
P0-5
28
P0-4
29
P0-3
30
P0-2
31
P0-1
32
P0-0
U6
R5F21266S QFP
D61N4148
X1 32.678KHZ
R07
0R
R060R
TP81
2200UF/10V
C2
104P
C4
22P
C3
22P
R0210K
R01110K R012NC
R066
10K
R018
10K
R019
10K
R020 10K
Q6
8550
D7 IN4148
R022100R
R06410K
EC63
10UF/10V
C6
22P
R061
10K/NC
R023
10K
R026 10K R027 10K R88 10K/NC
FB50
0R
FB15
0R
FB17 FB
FB10 33R
R089
47K
FB8 33R
R16 22R
L44
300RH
1
NC
2
FMI
3
FRGND
4
AMI
5
RST
6
SEN
7
SCLK
8
SDIO
9
RCLK
10
VIO
11
VDD
12
GND
13
ROUT
14
LOUT
15
NC
16
NC
17
P3
18
P2
19
P1
20
NC
U4
SI4731
L45
300RH
R17 22R
R
2
1
0
C82
22P
1
1
2
2
3
3
4
4
5
5
6
6
T1
AMT
R69
10K
C83
22P
C78
30P
R15 22R
C79
0.47uF
R
3
1
O
C87
L41
100UH/NC
R18
10K
R71
0R
X2
32.768KHZ
R021
10K
F
U20
RCR5102
Q20
3904
R082
100
R092100K
R9
47K
C38
470P
TEST
T-SDIO
XIN
T-RCLK
I2C/SDA
TUN-CLK
TUN-RST
FMI
AMI
TUNER_3V3
I2C/CLK
I2C/SDA
AU
D
CPU3V9
CPU3V9
iPod-SDA
iPod_RXD
CPU3V9
CD_POWER_CTRL
TRAY_IN
TRAY_OUT
LED
iPod_RST
OPEN/CLOSE
iPod_TXD
MCU/VREF
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
POWER_OFF
GND
MAIN PWB-A
A
B
C
D
E
F
G
H
1
23456