S-P Converter Schematic Diagram - JVC HR-S6850MS Service Manual

4.15

S-P CONVERTER SCHEMATIC DIAGRAM

8 7 S-P CONVERTER
#
L1605
10µ
5
#
C1657
0.01
4
L1601
10µ
R1601
3.3k
C1601 C1602 Q1601
47 /16 0.01
TO S-SUB
CN511
# # CN1601
3
SW12V
SW12V
FROM_PS_Y
GND
TO_PS_Y
GND
FROM_PSS_C
GND
TO_PS_C
SW5V
SW5V
TO MAIN(CONNECTION)
CN6102
# # CN1602
GND
GND
SW12V
SW12V
GND
GND
#
CN1603
R1633
L1603 22k
FROM/TO Q1606
10µ
2SC1740S(QR)
2 MAIN
OPEN
R1631
560
C1632
47 /16
R1632
3.3k
C1631
47 /16
#
D1602
MTZJ7.5A
# MARKED ELEMENTS ARE NOT MOUNTED.
ABOUT ## MARKED ELEMENTS
1
ELEMENTS
CN1601
MODELS
HR-S6850MS
HR-S7850MS 1pin-11pin
HR-S8850MS
VR1200/39
3pin-11pin
A B
#
C1660
0.01
#
IC1608
#
BA4432G R1662
10k
#
#
Q1618
C1658
47 /6.3 #
C1664
0.01
#
C1663
470 # R1663
# R1664
#
C1659 10k
1.2k
470
#
C1661
470
#
X1602
QAX0576-001Z
L1602
10µ
# #
R1604 R1607
1.2k 330
#
R1611
R1603
2.7k
56k
#
Q1603
FL1601 FL1602
# Q1605
C1603 Q1604 R1609
QQR1187-001 QQR1187-001
22 /16 1k R1615
EQ EQ 330
# Q1602 #
R1606
680
R1612
R1610
10k
1k C1606
# #
1000p
B1601
R1602 R1605 R1608
0Ω
47k 680 2.2k
# B1604
OPEN
B1602
0Ω
B1603
0Ω
#
B1605
OPEN L1604
10µ
C1634
100p
C1642
C1637
0.01
0.01
fref CVBS D_VCC R-Y_IN
TEST SSC NC. NC.
C1638 C1639
47 /6.3 0.01
Vp n.c. D_GND B-Y_IN
C1643
0.01
n.c. n.c. IC. NC.
#
R1634
n.c. n.c. SSC_IN B-Y_OUT
GND n.c. NC. R-Y_OUT
C1635
0.1
CLOCHEref -(B-Y) IC. A_GND
C1633
0.01
PLLref -(R-Y) IC. A_VCC
C1636
0.22
IC1605 IC1606
TDA8395 TDA4665T
C1640
47 /6.3
CN1602
NOT USED
3pin-6pin
C
Note : The Parts Number , value and rated voltage etc. in the Schematic Diagram are for references only.
When replacing the parts , refer to the Parts List.
H.SYNC(+)
R1620
3.3k
C1614
470p
R1623
IC1601
V.SEPA H.OSC
C1612
BA7046F R1617 0.1
470k
SYNC PHASE
SEPA COMP
C1611 R1619
C1605
100p 130k
1 /50
D1601
1SS133
R1618
10k
C1609
C1607 2200p
0.01
IC1602
R1616
470k
74HC132D
C1610
1 /50 R1622
C1608 10K
47 /6.3
R1621
10K
SSC
R1638 R1643
R1658
100 100
1k
R1635 R1640
1.2k 1.2k Q1615
Q1608
Q1611
Q1607
Q1609 Q1612
Q1616
Q1610
R1642
R1637
680
680
VR1601 VR1602
470 470
R1656
R1657
2.2k
R1636 R-Y LEVEL R1641 B-Y LEVEL 560
1k ADJ. 1k ADJ. R1659
680
R1639 R1644
C1641 C1656
330 330
0.01 0.01
D E
4-31 4-32
C.SYNC
H.SYNC(-)
C1613
0.1
GND VCC 1CLR VCC
C/R1 GND 1D 2CLR
C1615
470p
12k
RE1 C/R2 1CK 2D
R1624
120k
A1 RE2 1PR 2CK
B1 A2 1Q 2PR
C1616
0.1
Q1 B2 1Q 2Q
Q1 Q2 GND 2Q
IC1604
GND Q2
74HC74D
IC1603
74HC4538D
fH/2
WIDE_V.SYNC(-)
R1651
12k
C1651
C1645
0.022 R1652
1
/50
-(R-Y) SYNC_IN
# R1649
C1652
MCONTROL OSC
# R1650
X1601 C1662
QAX0345-001Z
-(B-Y) Y+SYNC_OUT
C1646
1 /50
H/2 BURST_ADJ
R1653 VR1603
180k 100k
Y Y+SYNC_IN
C1647
0.22
U_OFFSET Y+SYNC_OUT
RED NOTCH
VCC PAL/NTSC
GREEN CVBS
C1644 R1647
0.01 1.5k R1648 C1653
1k 0.22
GND FLT
R1660
C1648 C1649
Q1613 27k R1654
47 /6.3 0.01
2SC4083/NP/ 560
Q1614 BLUE C_OUT
R1646
100k
V_OFFSET VREF
Q1617
C1650
0.22
IC1607
TDA8501T/N1-X
R1645
R1661
1.5k C1654 C1655
33k
0.01 47 /6.3
F
1k
12p
1p
R1655
1.2k
p20219001a_rev0
G H