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12
12
D-NF610/NF611
• Signal Path
: FM
B.P.F
FM RF
L1
TV/FM OSC
L2
ANTENNA
AM FERRITE-BAR
L3
AM OSC
L4
CONVERTER
DC/DC
T81,Q86 - 88
D1
2 FM-RF_I
L_O
10
IF/RF AMP
IC1
FM /AM
450kHz
CF1
16
R_O 15
FM-IF_I
X61
75kHz
IC3
DTS MICROCONTROLLER
FM
LOCAL/DX
Q3
24 FM/TVOSC
25 AMOSC
FM-MIX_O 4
8
10.7MHz
CF2
AM-IF_I
MODE1 21
DET_O 12
QUAD 11
10.7MHz
X1
62
TUMUTE-O
FM-RF_O
29
BAND-CTRL1-O
53
BAND
CONTROL
BAND
Q71
AMP
CONTROL
Q6
Q7
MODE2 22
+B SWITCH
Q4,11
V IN
BAND-CTRL2-O
52
+B ON/OFF_O
60
MONO/LOCAL-CTR_O
55
EO(D01)_O
65
X_O
74
X_I
75
3 DI
4 DO
2 SK
1 CS
EEPROM
IC62
47
CDU-SDO_O
26
A0_O
32
EEP-CS_O
27
CS_O
IC801(1/2)
SYSTEM CONTROL
46
CDU-SDI_I
48
CDU-SCK_I
54
ACK-CD_O
ACKCD_I
35
28
LCD-REQ_I
LCD_REQ_O
16
39
CD-ON_I
CDON_O
55
DTS_SDTI
22
DTS_SDTO
21
DTS_SCK
23
73
RESET_I
DTS_RST-O
59
51
38
TU-ON_O
TUON_I
D6
D7
D0
D5
CS
A0
68
AD_KEY1
96
50
VOL-PWM_O
58
XTU-BASS1-O
59
XTU-BASS2-O
49
TUBEEP_O
77
VLCD
44
HIDC-I
72
44
49
AD0
AD5
FM ANT
TU-L
TU-R
TU MUTE
A
MAIN
SECTION
C
MAIN
SECTION
VDD
JOG_PUSH
TU_VOL
TU BASS1
TU_DCINMNT
43
BATT-I
BATMNTT
VDD(LCD)
VCPU
VCPU
TU BASS2
TU BEEP
VIN
TU_PWRON
B
MAIN
SECTION
HOLD
D3
D2
1 TV-RF_I
B.P.F
FL2
US
US
AM-RF_I
27
FL1
AM_BP
28
AM-MIX_O 5
IF-COUNT_O 19
IF_I
64
OSC_O 23
TV/FM/AM_I
71
REQ-SW 20
IF-REQ_O
61
Q2
Q8
Q9
TV RF
L5
30 TV-RF_O
D5
+B SWITCH
Q40, 41
LPF
Q84, 85
VCPU
DD_3V
TU_POWERON_O 54
LCD_A0 69
AD7 51
AD6 50
XRD_O 71
AM-STEP_I
21
35
DEST-I
VCPU
VERSION SETTING
42
AD-KEY_I
WAKE_I
36
37
KEY2
36
AD-KEY3_I
+1.6V
REG
2
3
IC81
45
AD DC REF
DD_3V
DD_3V
TU_VCC
Q802
Q801
Q31
Q32
AD_KEY3
98
AD_KEY2
97
TU HOLD_I
RD
XWR_O 72
WR
LCD-XRST_O 73
RES
P/S_O 61
P/S
VDD
29
XLID-OPEN_I
OPEN
EXCEPT US
25
DESTVSS_O
10kHz
9kHz
VCPU
LIQUD
CRYSTAL
DISPLAY
S807, 808, 812-814
FUNCTION
KEY
S8091-806, 809
FUNCTION
KEY
KEY2
KEY1
S1
(AM_STEP)
+1.8V
REG
3
2
IC82
TU_VCC
+B SWITCH
Q5, 10
– TUNER Section –