Sony RMT-V259, Service Manual

Page: 53 / 93

SLV-SE350/SE500/SE600/SE650/SE700/SE800/SX600/SX700/SX800
4-23 4-24
MA-373 (TUNER) SCHEMATIC DIAGRAM • See page 4-5 for printed wiring board.
– Ref. No.: MA-373 board; 1,000 series –
TUNER
MA-373 (6/9)
R757
1k
R756
10k
R733 470
R700
2200
R703
100
R701
10k
R713
100
R731 470
C753
0.1u
C705
0.01u
C709
0.01u
L700
JW
L750
2.2uH
L701
2.2uH
JL701
C752
100u
16V
C710
22u
50V
C701
10u
50V
C730
10u
50V
C704
10u
50V
C708
47u
16V
Q701
2PB709AR-115
Q702
2PB709AR-115
Q752
2PB709AR-115
Q751
PDTC144EK-115
D702
MTZJ-T-77-33
D700
1SS355TE-17
SW_5V
C+_12V
MOD_CONT
SW2
MOD_VIDEO
AN_GND
D_6V
SCL
SDA
TA_MUTE
SW1
SW_30V
TUNER_VIDEO
TUNER_L
TUNER_R
TUNER_M
AFT
0
R702
C731
10u
50V
C702
2200p
JL700
JS700
0
JS701
0
470k
R714
S1G-G2P
D750
JL706
MOD_AUDIO
10uH
L751
0.1u
C755
6.3V
470u
C754
470
R711
100
R754
100
R755
JL752
JL754 JL753 JL705
JL710 JL709
470
R730
470
R732
220
R705
100
R704
JS702
JS752
1k
R720
1k
R721
1k
R722
TU701
18 13 1 8 10 3 14 15 12 16 2 17 5 4 6 9 19 20 7 11 21 22 23 24 25
NICAMDAT
NICAMCLK
Q700
2PD601AR-115
Q731
2PD601AR-115
Q730
2PD601AR-115
2SA1309A-QRST
A
Q720
22k
R725
PCONT_SW5V
100k
R723
3300
R724
2PD601AR-115
Q721
100k
R726
16V
47u
C711
0.01u
C757
TU702
18 13 1 8 10 3 14 15 12 16 2 17 5 4 6 9 19 20 7 11 21 22 23 24 25 26 27 28 29 30
1
A
SCL SDA AFT 5V N.C. 5V N.C. IF 30V SCL V OUT AFT MB(5V) M OUT N.C. 5V SDA SIF MOD A SW2 BB(5V) SW1 MOD V RF AGC N.C. SCL SDA N.C. N.C. 30V TP 5V L R SDA SCL N.C. 30V RF AGC M OUT N.C. N.C. IF BB(5V) SW2 SIF V OUT SW1 SCL MOD V SDA 30V MB(5V) MOD A IF
Q720,721
SWITCH
(SEE PAGE 4-25)
21
MA-373 BOARD (7/9)
(SEE PAGE 4-12)
10
MA-373 BOARD (2/9)
(SEE PAGE 4-30)
22
MA-373 BOARD (9/9)
13
MA-373 BOARD (4/9)
(SEE PAGE 4-17)
(SEE PAGE 4-21)
MA-373 BOARD (5/9)
19
3 8 4
J
13 10 14 9
K
5 6
F
16
H
G
C
D
MA-373 BOARD (6/9)
7 15 12 11
E
2
B
17
05
I
EXCEPT SE350/
SE500/SE700R
EXCEPT SE350/
SE500/SE700R
AERIAL
IN
OUT
AERIAL
IN
OUT
Q700,730,731
MUTE
Q701
MUTE
CONTROL
SE700R
EXCEPT
SE350/SE500
MONO
BUFFER
SE700R
SE700R
EXCEPT
SE700R
EXCEPT SE700G/SE800G
EXCEPT SE350/SE500/
SE700:G,R/SE800G
Q751,752
SWITCH
EXCEPT SE350/SE500/SE700R SE350/SE500/SE700R
5 4.8
4.1
5.1
0.1
36.8
0.7
36.7
36
0
*
*
*
* *
*
*
*
*
*
*
*:IMPOSSIBLE TO MEASURE THE
VOLTAGE AT THE MARKED POINTS.
NO MARK:REC/PB MODE
SIGNAL PATH
REC
VIDEO SIGNAL
PB
Y/CHROMA
SIGNAL
AUDIO
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+
B+
B+
B+
B+
B+
B+
B+
B+