Sony KDL-46X2000 Service Manual ▷ View online
KDL-46X2000 (AEP/UK) 2-7
(7)
D2 and D3 Boards
1
1
4
3
5
CN6203
G1 BOARD
TO
7
6
5
4
2
1
TO
LCD
PANEL
+11V
Q6756,6757
Q6906,6907
Q6751
INV.
17,18
CTRL
1
15
16
DUTY
FALL
STB
Q6752,6753
SW
LATCH
Q6754,6755
D6752
17,18
COMP
COMP
IC6730(1/2)
D6734
D6733
13
14
10
11
9
8
P2
N2
IS2
VS2
23
24
12
13
27
P1
DRIVE
Q6758-Q6760
Q6761-Q6763
DRIVE
N1
26
T6650
IS1
VS1
9
10
CONVERTER
SW
SW
CONVERTER
Q6604
Q6600
Q6601
Q6605
T6600
D6755
D6704
D6709
D6700
D6710
D6701
1
2
6
4
14
12
2
5
3
10
8
Q6764
D6717
CTRL
DUTY
STB
FALL
1
16
15
P2
N2
IS4
VS4
Q6900,6902,6903
DRIVE
DRIVE
Q6901,6904,6905
23
24
12
13
27
26
T6651
Q6607
Q6603
Q6602
Q6606
CONVERTER
SW
SW
CONVERTER
T6601
1
2
TO
LCD
PANEL
IS3
VS3
9
10
D6904
D6903
6
7
5
4
1
2
D6715
D6716
IC6730(2/2)
D6908
D6907
D6906
D6909
PANEL
LCD
TO
D2
(BACK LIGHT INVERTER)
8
10
3
5
2
12
14
4
6
CN6600
PFC_OUT
CN6751
11V
BACK_LIGHT
PANEL_DET
DIMMER
LAMP_DET_L2
LAMP_DET_R2
LAMP_DET_L1
LAMP_DET_R1
PROTECT
11V
CN6700
HV1
HV2
CN6753
V_FB4
IL4
INV_DRV_4L
INV_DRV_4H
PROTECT
V_FB2
IL2
INV_DRV_2L
INV_DRV_2H
CN6662
HV3
HV4
INV_DRV_2H
INV_DRV_2L
V_FB2
PROTECT
INV_DRV_4H
INV_DRV_4L
V_FB4
CN6901
IL2
IL4
DRIVE
Q6202,6206,6207
T6850
Q6203,6208,6209
DRIVE
Q6805
Q6801
Q6800
Q6804
CONVERTER
SW
SW
CONVERTER
PFC_OUT
CN6800
1
T6800
D6204
D6205
8
9
11
10
14
13
D6218
D6219
IC6200(1/2)
D6214
D6213
D6209
D6208
D6210
D6211
D6212
D6215
IC6200(2/2)
D6217
D6216
2
1
4
5
7
6
D6207
D6206
T6801
CONVERTER
SW
SW
CONVERTER
Q6806
Q6802
Q6803
Q6807
DRIVE
Q6205,6212,6213
T6802
Q6204,6210,6211
DRIVE
HV2
HV1
TO
LCD
PANEL
2
1
HV4
HV3
PANEL
LCD
TO
2
1
(BACK LIGHT INVERTER)
D3
N1
P1
DC-AC INV.
IC6750
DC-AC INV.
IC6900
PROT
CN8900
CN8902
TO
G1 BOARD
CN6502
CN6501
G1 BOARD
TO
CN6752
H
I
J
KDL-46X2000 (AEP/UK) 2-8
(8)
G1 Board
3
1
CN6001
AC IN(L)
AC IN(N)
AC INLET
D6000
RECT
STBY5V
PH6000
D6551
D6552
5
3
IC6502
CONVERTER
ZCD
MUL
F6000
L6000,6001
RY6101
GD
CS
VCC
COMP
DRIVE
Q6502
SW.
CONVERTER
7
4
8
2
Q6503
L6502
DRIVE
IC6000
VSEN
VC1
FB
1
8
2
VGH
VS
VGL
OCP
SW.
CONVERTER
CONVERTER
SW.
16
15
12
9
Q6100
Q6101
T6201
2
4
16
15
14
10
D6263
D6256
D6258
11
13
D6253
8-10
2-4
CN6201
5
4
3
1
CN6203
MAIN FB
PH6100
INV.
Q6406
PH6402
PFC DET
PH6400
POWER ON
STBY5V
Q6400
D6401
Q6401
Q6402
PROTECT
Q6403,6404
D6402
D6408
D6407
11V
T6301
1
3
6
8
D6302
PH6301
STBY FB
STBY5V
11
10
D6306
VREF
IC6302
STBY5V
CONVERTER
IC6301
VCC
DRAIN
FB
4
5
2
G1
(POWER SUPPLY)
D6506
11V
7V
DIMMER
BACK_LIGHT
PANEL_DET
11V
D6108
D6305
TO
B(2/2)BOARD
CN4000
TO
D2 BOARD
CN6751
IC6200
VREF
VREF
IC6402
RELAY SENCE
Q6405
SS
OVP
Q6454,6455
D6304
D6306
FEED
FOWARD
Q6505,6506
1
INV
Q6509
SW
SOFT
Q6507
START
Q6500
9
OVP
Q6454,6455
OTP
Q6409
TH6401
AUDIO_VCC
3,4
CN6204
TO
AE(2/3)BOARD
CN9204
9
8
7
6
4
3
2
12
Q6408
CN9203
AE(3/3)BOARD
TO
CN6501
PFC_OUT
CN6600
D2 BOARD
TO
CN6502
1
PFC_OUT
TO
D3 BOARD
CN6800
Q6407
D6401
STBY5V
OVP
PFC_DET
AC_RLY
DIMMER
BACK_LIGHT
PANEL_DET
CN6202
18V
H
J
B
F
I
D
KDL-46X2000 (AEP/UK) 2-10
2-3. CIRCUIT BOARDS LOCATION
Note:
•
•
Schematic diagrams and printed wiring boards of the specified boards for
board replacement service are not included in this section.
See Appendix of this manual if you need them.
board replacement service are not included in this section.
See Appendix of this manual if you need them.
•
All capacitors are in µF unless otherwise noted. (pF: µµF)
Capacitors without voltage indication are all 50 V.
Capacitors without voltage indication are all 50 V.
•
Indication of resistance, which does not have one for rating electrical
power, is as follows.
power, is as follows.
Pitch: 5 mm
Rating electrical power 1/4 W (CHIP : 1/10 W)
•
All resistors are in ohms.
•
: nonflammable resistor.
•
: fusible resistor.
•
: internal component.
•
: panel designation, and adjustment for repair.
•
All variable and adjustable resistors have characteristic curve B, unless
otherwise noted.
otherwise noted.
•
: earth-ground.
•
: earth-chassis.
•
When replacing the part in below table, be sure to perform the related
adjustment.
adjustment.
•
All voltages are in V.
•
Readings are taken with a 10 MΩ digital multimeter.
•
Readings are taken with a color-bar signal input.
•
Voltage variations may be noted due to normal production tolerances.
•
*
: Names and values of parts depend on models.
•
*
: Can not be measured.
•
Circled numbers are waveform references.
•
: B + bus.
•
: B – bus.
•
: Signal path.
2-4. SCHEMATIC DIAGRAMS AND PRINTED WIRING BOARDS
G
D
S
B1 E1
C2
B2 C1
E2
2
3
4
5
6
7
8
9
0
!¡
!™
!¢
!§
!¶
!•
–
1
G
D
S
B2 E2
C1
B1 C2
E1
B2 E2
C1
B1 C2
E1
B2 E2
C1
B1 C2
E1
!ª
B1 E1
E2
C1(B2)
C2
@º
B1
E2
C1
C2
@™
@£
(B2)
E1
(B2)
E1
E2
B1
C2
C1
@¡
B1
E1
C2
B2
C1
E2
G
S
S
D
G
D
B1
E1
C2
B2
C1
E2
B1
E2
C2
C1(B2)
E2
B1
C1
C2
E1(B2)
C2
B1
C1
E2
E1(B2)
C2
B1
C1
E2
B2
E1
C2
Ver.1.6
Transistor
(FET)
(FET)
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Discrete semiconductot
(Chip semiconductors that are not actually used are included.)
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Source
Source
Anode
Anode
(NC)
(NC)
Cathode
Anode
Cathode
Common
Cathode
Cathode
Common
Cathode
Cathode
Common
Common
Common
Common
Cathode
Anode
Base
Emitter
Collector
Base
Emitter
Collector
Drain
Gate
Gate
Drain
Device
Printed symbol
Terminal name
Circuit
Terminal name of semiconductors in silk screen
printed circuit ( )
Anode
Anode
Anode
Cathode
Anode
Anode
Cathode
!£
Transistor
(FET)
(FET)
Transistor
(FET)
(FET)
!∞
Emitter
Collector
Base
Transistor
Source
Gate
Drain
Cathode
Anode
Anode
Cathode
Anode
Anode
*
Note: The components identified by shading and
mark
! are critical for safety. Replace only
with part number specified.
Note: Les composants identifiés par un tramé et
une marque
! sont critiques pour la
sécurité. Ne les remplacer que par une pièce
portant le numéro spécifié.
portant le numéro spécifié.
H4 Board
AE Board
TUE Board
H2 Board
H1 Board
G1 Board
D2 Board
D3 Board
FXE Board
B1 Board
H3 Board
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