SLV-ED100KR
TU-170 (TUNER) SCHEMATIC DIAGRAM
(See Service Manual Page 4-31.)
– Ref. No.: TU-170 board; 2,000 series –
!
: Points added parts.
– 13 –
– 14 –
TUNER
TU-170 (1/2)
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
C721
L706
47uH
R710 22k
2.2uH
L704
4.7u
50V
C710
RD33F-T7B1
D704
C712
47u
25V
C703
L702
2.2uH
R714
1k
R713
1k
R712
1k
L703
2.2uH
TU701
1
2
3
4
5
6
7
8
9
10 11 12 13
14 15 16 17 18 19 20 21 22
JL701
JL702
25V
100u
C713
JL703
JL704
JL705
JL706
JL707
JL708
JL709
JL710
JL711
JL712
JL713
JL714
JL715
JL716
JL717
JL718
0.001u
B
C717
0.001u
B
C718
0.001u
B
C719
25V
100u
C714
C753
25V
47u
10uH
L751
13P
CN751
1
GND
2
SIF
3
EXT R
4
EXT L(M)
5
SCLK
6
SDAT
7
8
9
10
R OUT
11
L OUT
12
GND
13
VCC(5V)
JL761
JL760
JL759
JL758
JL757
JL756
JL755
JL754
JL753
JL752
JL751
JS711
0
0
JS713
1u
50V
C750
0
JS759
0
JS760
SIF
BG
I/DK
MA153-TX
D705
MA153-TX
D706
CL701
CL702
0
R753
M50253PK
IC705
1
Vss
2
S/P DATA
3
CLK
4
SP_
5
PB
6
3.58/4.43
7
JOG
8
INSEL
9
MOD CONT*TV/VTR
10
TA MUTE
11
REC P
12
NA PB_
13
SW1*F MONO
14
SW2*MAIN SAP
15
NC
16
Vcc
31P
CN710
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
JL765
JL766
JL767
JL768
JL771
JL772
JL769
JL770
JL778
JL775
JL776
JL777
JL773
JL779
JL780
JL774
JL790
JL786
JL795
JL792
JL783
JL789
JL784
JL785
JL781
JL793
JL791
JL787
JL794
JL788
JL782
MPG06D-6052PKG3
D781
25V
47u
C761
SW12V
SW5V
ANGND
100k
R751
25V
47u
C727
10k
R766
10k
R767
10k
R768
10k
R769
10k
R770
10k
R771
10k
R772
10k
R773
JS765
R774
JW
2SB1122-ST-TD
Q721
UN2213-TX
Q722
47k
R721
10k
R722
R707
JW
1
A
0
R754
0.1u
C759
0.01u
C754
0.01u
C720
0.01u
C716
0.01u
C764
0.01u
C762
1k
R706
2200
R705
02DZ6.8-TPH3
D784
S701
R709
0
0.01u
C765
02DZ6.2-TPH3
D783
0.01u
C763
Q730
2SD601A-QRS-TX
R732
33k
R776
10k
R733
22k
680p
C730
0.22u
C766
MODA
3/4CH
MB5V
TV/VTR
MODV
SW5V
30V
PLLCLK
PLLDA
T
A
PLLENA
LOCK
T.
P
12V
SIF OUT
GND
AFT
T.
P
VIDEO
NC
M OUT
NC
PLL ENABLE
PB
TUNER L
35V
TUNER M
IIC CLOCK1
SP-
D6V
S/P CLK
AFT
MOD V
ANGND
NA PB_
ANGND
PLL CLOCK
INSEL
MOD A
ANGND
JOG
TUNER R
SW 5V
BG*SAP DET
REC P
ANGND
SW 12V
TV/SKY VIDEO
IIC DATA1
3.58/4.43
PLL DATA
S/P DATA
STDET*I/DK
19
B
7
C
4
E
18
12
3
L
05
TU-170 BOARD(1/2)
6
D
13
K
G
10
H
J
F
I
17
14
2
16
11
8
5
15
9
IC705
SHIFT
REGISTER
MA-361 BOARD
(SEE PAGE 4-20)
CN701
M
GK-12 BOARD CN001
(SEE PAGE 4-39)
Q721,722
+B SWITCH
1
(SEE PAGE 4-33,34)
TU-170 BOARD(2/2)
SIGNAL PATH
PB
VIDEO SIGNAL
AUDIO
REC
SIGNAL
Y/CHROMA
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
31.6
32.6
32.3
11.9
0
5.6
0
R3.5/P0
R4.1/P0
0
0
4.9
0
0.7
0
0
4.9
NO MARK:REC/PB MODE
R:REC MODE
P:PB MODE
AERIAL
OUT
IN
1000u
16V
2200p
3CH
4CH
RF UNIT
JS716
0
JS709
0
0
JS755
0
JS772
0
JS774
0
JS775
0
JS770
0
JS767
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