11
11
D-NF007/NF0070
D-NF007/NF0070
5-2. BLOCK DIAGRAM –TUNER SECTION–
B
C
D
CD/POWER
SECTION
(Page 10)
CD/POWER
SECTION
(Page 10)
CD/POWER
SECTION
(Page 10)
FM
TRACKING
FM
FREQUENCY
COVERAGE
L003
AM IF
T002
AM
TRACKING
CT001, T001
L004
1
FM/TV
MIX
FM/TV RF IN
FM
TV
MIX OUT
FM IF IN
AM IF IN
XI
XO
INV
TUNER:H
SHIFT:L
TUNER:H
SHIFT:L
DO
TU-CE
CLK
D-I/O
PLL VCC
PLL GND
X001
LPF2
PLL
LPF1
R OUT
L OUT
TU L
TU R
FM IF
IF BUFFER
AF
DET OUT
MPX IN
TU-VCC
CF002
CF001
T002
(AM IFT)
FM RF OUT
L003
(FM RF)
L004
(FM OSC)
L001
AM
FERRITE-BAR
ANTENNA
T001
(AM OSC)
D002
CT001
D001
TU-VCC
(VT)
D004
T003
TU-VCC
ANT
FL001
TV RF OUT
RF VCC
FM/TV OSC
AM RF IN
AM OSC
VOL_EN
TCK
TDO
TDI
IC001
FM RF AMP, FM/AM OSC,
FM/AM IF AMP, FM/AM DET, FM MPX, PLL
IC901
TU VOLUME
IC801(2/2)
SYSTEM
CONTROL
30
29
28
26
AM
MIX
AGC
PC
1/8
FM OSC IN
IF IN
FM
AM
AM OSC IN
AGC
1/2
27
4
LPF
Q002
INVERTER
Q001
DC-DC
CONVERTOR
Q003
25
AM
OSC
5
9
TU-VCC
TU-VCC
DDC
TU-VCC
TU-VCC
CF003
QUAD
8
AM IF
FM
DET
AM
DET
FM MPX
MUTE
FM/AM/TV
SWITCH
REFERENCE
DIVIDER
PROGRAM
COUNTER
3
13
14
11
12
16
15
19
20
17
21
22
23
24
18
CD/POWER
SECTION
(Page 10)
A
37
36
35
34
D003
BPF
7
R OUT
DVDD
MLEN
MCK
MDT
AVDD
L OUT
5
12
7
4
15
16
14
R IN
L IN
6
11
FM_H
PLL_CE
TCK
TDO
TDI
IC1001(1/2)
TUNER
CONTROLLER
10
12
13
36
35
1/16
1/4
BUFFER
FM/TV1/2
FM1/32
TV1/8
AM
10
: AM
: FM
• Signal Path
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
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