Diagrams 5-1. Block Diagram (1) - Sony KDF-E42A12U Service Manual

5-1. BLOCK DIAGRAMS (1)
CN3001
IC6210
1
FAN B PW
O
2
FAN B PROT
4 FAN LAMP POW
5 FAN LAMP PROT
CN3000
1 LAMP COV
D3001
3 LAMP CONV
5 FAN O.V. POW
TO LAMP DRIVER
7 FAN O.V. PROT
D6207
D6208
8 FAN LAMP POW
D6209
9 FAN LAMP PROT
CN1616
1
AC
D1602
3
AC
CN1603
D1631
1
BIMETAL
3
BIMETAL
T1605
CN1601
4
1
AC
3
2
AC
FH1601
CN1612
1
E
TO TUNER
CN2303
(Digital Only)
2
D-IF1
3
D-IF2
5
IF AGC
7
TSDA
8
TSCL
CN5201
2
AM
5
SCL
6 SDA
AC ON/OFF
8
A.
9
MUTE
10
ATT
11 MAIN_SW
12
AGCDEF
13 12CD15
B_INTERFACE
N_INTERFACE 14
LMP_COV
DIG_TUNER
15
FAN_PROT
17
FAN_CTL
18
CVBSARF
25
SP_PROT
26 POFFMUTE
28 LEFT
30
RIGHT
32
QSS
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Q6201
Q6202
AG (
O
IC6205
TU1230
SDA
Q1603
Q1604 SCL
Q1605
IF AGC
IF DIGITAL
IF DIGITAL
1
TU1231
2 (Digital Only)
SDA
SCL
IF AGC
IF DIGITAL
IF DIGITAL
IC6201
AC ON/OFF
D6304
STBY
T6300
7V
1
7
Q6302
Q6305
4
8 D6302
9
)
MAIN POWER SUPPLY, TUNER, AUDIO AMPLIFIER
T1603
Q1606
1
Q1607
IC1601
2
1 VSENSE
3
VD 18
F/
2
B VG(H) 16 4
4 RT
D1607
VS 15
6 TIMER
14
VB
8 VC1
11
P-GND
VC2 10
D1609
D1632
TU1200
BYPASS + 5V +5VD
IC4200
Real time clock
+17V
(Digital Only)
5 5 Q6203 Q6203 +11V
6 3
D1620
5 8
4
2
1
D6306
AGC
CLOCK
IF OUT
DATA DATA
TU1001
- 30 -
IC1602
PH1601 11V voltage sensor
4
1 1 R
3
2 3 K
D1618
D1619
D1608
D1612
10
D1635
D1636
11
12 D1621 17V
13 D1620 11V
17 D1601
9
18
AV GND +AV
D1624
-AV
8
+5V
STBY
Q2502
Q2503
Q2504
Q2000
Q2500
Q2501
SF1001
9
Q1002
1
Q1003
IC1001
10
IF on board
VI
7 1
F
VI
6 2
F
Q1004
FM
8 VIDEO 17
Q1008
AF
Q1009
10 SDA TU AGC 14
11 SCL
12 QSS
D1004
D1006
CN1602
1
+ DC
3
- DC
D1613
D1616 +33VA
D1617
CN2003
1
L
TO H3 BOARD
3 CN4305
R
CN5209
2
SCL
3
SDA
TO TUNER
4 CS
5
NC
IC2500
AUDIO AMP
11 R+IN
10 R-IN
8 L-IN
7 L+IN
5 M
Q1007