Sony KDF-60XBR950 Service Manual page 99

BLOCK DIAGRAM (4)
CN1901 F1901 T1906 T1905
AC IN
AC(L) 2
LINE LINE
FILTER FILTER
AC(N)
1
D1951
RY1901
PH1901
3 4
PH1903
D1901
T1901
RECT
SBT
1
11
D1946-1949
3 10
D1914
4 9
Q1902
Q1901
SWITCHING SWITCHING 5 8
OSC
DRIVER
6
D1910
F (AC FILTER)
D1602
DUBLER
CN1907 CN1609
RECTIFIER
4 AC(L) AC(L) 4
D1619
1 AC(N) AC(N) 1
Q1609
DELAY
Q1608
RY1601
CN1913 CN1630
+11V
5 11V 11V 1
4 PROT PROT 1
3 AC-OFF DET AC-OFF DET 1
2 GND GND 1
1 SUB 7V SUB 7V 3
SUB 7V
R6918
18
SWITCHING REGULATOR
D1608
T1603
RECT
PIT
10
11
12
13
14
15
16
IC1601
D1625
SWITCHING REGULATOR RECT
17
Q1606
18 VD VG(H) 9
16
SWITCHING
VS 15 1
18
Q1607
VG(L) 12 2
SWITCHING 8
D1624
3
RECT
OCP 9
4
1 VSENSE
VCI 8
D1609
PH1601
F/B 2
IC1602
SHUNT
REGULATOR
PH1602
3 K R
A
SUB 7V
2
Q1610
INVERTER
Q1603
RELAY DRIVER
T6900
Q6900
VD VG(H) 16
SWITCHING 11
10
VS 15 1
Q6901
3
VG(L) 12
SWITCHING
8
9
4
7
8 6
5
D6907
2
3 K R 1
A
IC6900
IC6901
PH6900
2
MAIN CONTROL
– 98 –
K
Q1613,1622
DOUBLER
RECTIFIER
R1613
IC1603
DC/DC CONVERTER. +11V
+17V-1
F1602
18,19 11,12
VDD VOUT
D1623 20,21 13,14
RECT
OCL+P 25
OCL- 27
AMP- 29
+17V-2 IC1604
IC1606
DC/DC CONVERTER.
+5V REG.
F1603
18,19 11,12
VDD VOUT I
20,21 13,14
OCL+P 25
IC1607
OCL-
27
+4V REG.
AMP- 29
I
PS1601
PS1602
D6.5V
1
D1619
Q1604,1605
DELAY
+17V-1
OFF LATCH
D1639
+17V-2
D1641
+11V
D1646
D1643
D6.5V
G1 (POWER SUPPLY)
IC6902
D6909 +5V REG
RECT
I O
D6916
Q6904
SWITCH
D6910
RECT
Q6905
XX
G2 (POWER SUPPLY)
KDF-60XBR950/70XBR950
RM-Y914 RM-Y914
CN1602
TO
3 LAMP-GND
LAMP
1
LAMP+DC
DRIVER
CN1605
17V
8
7 17V
TO
D1647
C1 BOARD
4 6.5V
3 6.5V
CN1620
9 5V
8 5V
O 7 5V I
2 4V
TO A BOARD
1 4V
CN8028
O
CN1624
AU+17V
8
7
SU+17V
K
2
AU-17V
TO A BOARD
1 AU-17V
CN8029
CN1622
10 11V
9 11V
8 11V H
2 D6.5V
TO A BOARD
1 D6.5V
CN8027
CN1617
2 33V
4 SUB 7V
G
6
POWER-CTL
TO A BOARD
7 MAIN-ON
CN8023
8 17V-DET
CN1618
1 AC-RLY(-)
2 AC-OFF DET C
SUB
3
AC-RLY(+)
7V TO A BOARD
CN8024
CN6902
1 9V
2 9V
3
5V
TO Q BOX
6 AC-INT
NC 8 STBY 7V
9 AC-DET
J
CN6905
CN6905
TO A BOARD
FAN-VCC
2 CN8031
1 FAN-PROT