Sony D-NF610 Service Manual page 6

5-10. Schematic Diagram – MAIN Board (5/5) –
(TUNER BLOCK)
C10 100p
R5
R6
D3 470k
C8 10k
L3 KV1610S C15
2200p
BA-AnT(mW) 220p
L4
Am OSC C13 0.01
CT3
R7 C163
470k 10p
C11 C22 C17 0.01
0.022 0.1
TJ9
AM
RF
IN(A)
C47
0.1
FM/AM IF/RFAMP
US
C46
1000p
TP2
EXCEPT US
TJ10 FL2
R16
C36
2.2k
0.01 TJ4
RF_GND(A)
C23
0.01
C82
0.22
C81 R80
1000p 10k
R82
4.7k
R84
C151 470
C83
0.0022
100p
R85
4.7k
+B SWITCH
R40
Q40
10k
DTC144TUA
C72
0.01
TJ80
TU_TEST(A)
R49 100k
R71
100k
R73 1k
R72 C56
470 0.01
C74 0.01
R61
10k
VDR2 TP63
TP75 AVRM1608C120MT6A
C54 C62
0.1 1000p
VDR1
AVRM1608C120MT6A R60 4.7k
X61 75KHz
C66 1
L62
C70 0.01
• See page 10 for Wavefoms. • See page 22, 25 for IC Block Diagram.
TJ7 VT(A) TJ8 VT(B)
C160
R4 R3
47p
470k 470k
C6 0.01 C9
100p
C16 0.01 C19
0.01
C26
C25
100p
10
6.3V
C33
BLm15AG102pn1D
C27 0.01
C34 0.1
C31
TJ5 C40
C30
IF(A) 4.7 4V
C44 0
C35 C42
470p 0.022
TP25
SWITCH
Q8
TP15
SWITCH
DTC144TUA-T106
Q9
SWITCH
DTC144TUA-T106
R81 0 R162 22k
R29
47k
C80 C37
0.01 0.001
R47 4.7k R48 10k R63 0
C58 C59
R64
10 10
NM
6.3V 6.3V
R51
TJ1
10k
R52 1k
TJ40
R42 470
TJ2 R43 1k
R155
R76
R75
DTS MICRO CONTROLER
IC3
TC9327AF-646
R44 0
TP58
VCPU(B)
R57
0
R53 R54
NM NM
R55 R56
100k NM
R89 R90 D82
4.7k 470 MA111-TX
BAND
BAND CONTROL
CONTROL
R88 L81
220
D83
TJ23
R67 MA729-TX
1 TU_L(A)
4.7k
TJ24 DC/DC
R66
TU_R(A)
4.7k
CONVERTER
TP65
C90
1
1
C94
+B SWITCH TJ85 TP84
1
VT_GND(A)
Q10 DC/DC
2SA1576A-T106-QR
R15 L10
CONVERTER
47
R23
4.7k
+B SWITCH
TJ22
Q5
TU GND(A)
DTC114TUA-T106
FB1
C153
0.022
TP22
REG
C97
0.1
R732
R733 1M
R32
R31
47k
47k
R36 0
R702 0
R703 0
1k
C701
TJ6
0.1
470k
C702
22
SWITCH
Q31 6.3V
470k DTC114TUA
SWITCH
Q32
DTC114TUA
R35
0
R65 10k
EEPROM
C92
R87 0 1
IC62
AK93C55AV-L
21 21
REG
+B SWITCH
T81
TP21
IC82
MM3031JULE
L80
C14 1
+B SWITCH
Q11
DTC114UA-T106
(B)
R22
47k
C164
1
X701
FB701
22MHz
C713
0.1 C714
22
L703
6.3V
C711 0.1
R731 1M L704
R707 100k
R706
100k
1M
C720 0.1
R716
R722 220
R723 0
R725 0
R724 0
MP3 DECODER
C715
C703 0.1
IC701
CXR710160-202R
R727 220 C716
C717
TP708 R713
TP709
TP710
R728 100k R714
TP711 R715
C705
22
6.3V
D-NF610/NF611
Ver 1.2 2003.11
TO
MAIN
BOARD
(4/5)
(Page 20)
TO
MAIN
TP34
BOARD
(2/5)
TP35
(Page 18)
TO
MAIN
BOARD
(3/5)
(Page 19)
TO
MAIN
BOARD
(4/5)
(Page 20)
TP38
S1
(AM_STEP)
10kHz 9kHz
TP23
TO
MAIN
BOARD
R151 TP20 (2/5)
100k
(Page 18)
R1001
470k
TO
MAIN
BOARD
(4/5)
(Page 20)
IC702
XN0NE9200LS
10k
R717 0
R718 0
R719 0
R730 0
0.1
C719
0.1
0.1
TO
0.1
MAIN
BOARD
0
(2/5)
(Page 18)
C718
0.1
0
0
TO
MAIN
BOARD
(2/5)
(Page 18)
TO
MAIN
BOARD
(4/5)
(Page 20)
No mark : FM
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: AM