Read Sony KDL-22BX320 Service Manual online
KDL-22BX320/22BX321
12
KDL-22BX320/22BX321
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A
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B
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C
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F
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A BOARD SCHEMATIC DIAGRAM (3 OF 16)
FOR TUNER USE
MAX:170mA
MAX:170mA
+5V_SW-->DV33
MAX:100mA
MAX:100mA
MAX:250mA
-5V_ESD BY PWM
1.25x(1+0/100)=1.25V
+5V_SW-->AVDD33
MAX:250mA
MAX:250mA
Close to IC4001
12V_SW _ESD1
12V_SW _ESD2
OPW M0_1
OPW M0_2
+5V_TUNER_2
+1V25_2
+3V3_SW _2
AVDD33_2
AVDD33_LA
12V_SW
+5V_TUNER
12V_SW
AVDD12_LVDS
AVDD12_VPLL
AV12_MEMPLL
+1V25
AVDD12_RGB
AVDD12_HDMI
AVDD12_USB
AVDD12_PLL
12V_SW
+12V_AMP
LVDSVDD
+5V_TUNER
AVDD33_LA
+3V3_SW
DV33
+5V_SW
AVDD33_LVDSA
REF_AADC
AVDD33
AVDD33_DEMOD1
AVDD33_USB
AVDD33_HDMI
AVDD33_CVBS
AVDD33_VDAC
AVDD33_DIG
AVDD33_SIF
AVDD33_HDMI
AVDD33_CVBS
AVDD33_VDAC
AVDD33_DIG
AVDD33_SIF
+5V_SW
+3V3_SW
+5V_SW
AVDD33_AADC
AVDD33_DAC
AVDD33_DAC
+3V3_SW
+3V3_SW
+3V3_SW
OPW M0
[11,14]
12V_SW _DROP_DET
[11]
12V_AMP_DROP_DET
[11]
PANEL_V_DROP_DET
[11]
V_DROP_DET [11]
MODEL_DET_B
[11]
MODEL_DET_A
[11]
HDMI_SEL
[11]
L276
0R0402-PAD-1-GP
L276
0R0402-PAD-1-GP
1
2
R272
4K7R2J-2-GP
124NC
R272
4K7R2J-2-GP
124NC
1
2
IC262
G1117T43UF-GP
IC262
G1117T43UF-GP
GND/
A
D
J
1
VO
UT
2
VIN
3
C273
SCD1U16V2ZY-2GP
C273
SCD1U16V2ZY-2GP
1
2
L277
0R0402-PAD-1-GP
L277
0R0402-PAD-1-GP
1
2
R276
0R2J-2-GP
0R2J-2-GP
R276
0R2J-2-GP
0R2J-2-GP
1
2
D261
BAS16H-GP
D261
BAS16H-GP
K
A
C268
SC10U10V5KX-2GP
C268
SC10U10V5KX-2GP
1
2
C263
SC22U16V6MX-GP
C263
SC22U16V6MX-GP
1
2
L278
0R0402-PAD-1-GP
L278
0R0402-PAD-1-GP
1
2
R267
10KR2F-2-GP
R267
10KR2F-2-GP
1
2
R277
0R2J-2-GP
0R2J-2-GP
1NC
R277
0R2J-2-GP
0R2J-2-GP
1NC
1
2
C284
SC10U10V5KX-2GP
C284
SC10U10V5KX-2GP
1
2
L291
HCB1608KF-301T20-GP
HCB1608KF-301T20-GP
L291
HCB1608KF-301T20-GP
HCB1608KF-301T20-GP
1
2
C272
SC10U10V5KX-2GP
C272
SC10U10V5KX-2GP
1
2
R284
47KR2J-2-GP
R284
47KR2J-2-GP
1
2
L279
0R0402-PAD-1-GP
L279
0R0402-PAD-1-GP
1
2
IC265
G9091-330T11U-GP
IC265
G9091-330T11U-GP
VIN
1
GND
2
EN
3
NC#4
4
VOUT
5
R279
0R0805-PAD-1-GP
R279
0R0805-PAD-1-GP
1
2
R274
4K7R2J-2-GP
24NC
R274
4K7R2J-2-GP
24NC
1
2
D267
BAV99-4-GP
D267
BAV99-4-GP
1
2
3
C286
SC10U16V6KX-2GP
C286
SC10U16V6KX-2GP
1
2
IC264
AME8827-ACS330-GP
IC264
IC264
AME8827-ACS330-GP
OUT
3
GND_
T
A
B
2
IN
1
R285
47KR2J-2-GP
R285
R285
47KR2J-2-GP
1
2
C280
SC10U10V5KX-2GP
C280
SC10U10V5KX-2GP
1
2
L280
0R0402-PAD-1-GP
L280
0R0402-PAD-1-GP
1
2
R269
10RJ-2-GP-U
R269
10RJ-2-GP-U
1
2
C278
SC10U10V5KX-2GP
NC
C278
SC10U10V5KX-2GP
NC
1
2
C277
SC22U6D3V5MX-2GP
C277
SC22U6D3V5MX-2GP
1
2
L281
0R0402-PAD-1-GP
L281
0R0402-PAD-1-GP
1
2
C270
SCD1U16V2ZY-2GP
C270
SCD1U16V2ZY-2GP
1
2
L285
0R0402-PAD-1-GP
L285
0R0402-PAD-1-GP
1
2
C276
SCD1U16V2ZY-2GP
C276
SCD1U16V2ZY-2GP
1
2
L273
HCB1608KF-301T20-GP
HCB1608KF-301T20-GP
L273
HCB1608KF-301T20-GP
HCB1608KF-301T20-GP
1
2
R265
0R0805-PAD-1-GP
0R0805-PAD-1-GP
R265
0R0805-PAD-1-GP
0R0805-PAD-1-GP
1
2
Q261
2SC3052-T112-1F-GP
2SC3052-T112-1F-GP
Q261
2SC3052-T112-1F-GP
2SC3052-T112-1F-GP
C
B
E
R283
3K3R2J-3-GP
R283
3K3R2J-3-GP
1
2
R262
82KR2F-1-GP
82KR2F-1-GP
R262
82KR2F-1-GP
82KR2F-1-GP
1
2
L282
0R0402-PAD-1-GP
L282
0R0402-PAD-1-GP
1
2
R282
24KR2J-3-GP
R282
24KR2J-3-GP
1
2
C271
SC22U6D3V5MX-2GP
C271
SC22U6D3V5MX-2GP
1
2
L286
0R0402-PAD-1-GP
L286
0R0402-PAD-1-GP
1
2
R278
0R0805-PAD-1-GP
R278
0R0805-PAD-1-GP
1
2
L274
IND-330UH-2-GP
L274
IND-330UH-2-GP
1
2
D263
BAS16H-GP
D263
BAS16H-GP
K
A
IC263
AME8827-ACS330-GP
IC263
IC263
AME8827-ACS330-GP
OUT
3
GND_
T
A
B
2
IN
1
L283
0R0402-PAD-1-GP
L283
0R0402-PAD-1-GP
1
2
C274
SC10U10V5KX-2GP
C274
SC10U10V5KX-2GP
1
2
L287
0R0402-PAD-1-GP
L287
0R0402-PAD-1-GP
1
2
C297
SC22U16V0KX-1GP
C297
SC22U16V0KX-1GP
1
2
C288
SCD1U16V2ZY-2GP
C288
SCD1U16V2ZY-2GP
1
2
C265
SC22U6D3V5MX-2GP
C265
SC22U6D3V5MX-2GP
1
2
RN263
SRN47K-2-GP-U
RN263
RN263
SRN47K-2-GP-U
1
2
3
4
R261
82KR2F-1-GP
82KR2F-1-GP
R261
82KR2F-1-GP
82KR2F-1-GP
1
2
C261
SCD1U16V2ZY-2GP
C261
SCD1U16V2ZY-2GP
1
2
L288
0R0402-PAD-1-GP
L288
0R0402-PAD-1-GP
1
2
C283
SC22U6D3V5MX-2GP
C283
SC22U6D3V5MX-2GP
1
2
D262
BAS16H-GP
D262
BAS16H-GP
K
A
R280
0R2J-2-GP
0R2J-2-GP
NC
R280
0R2J-2-GP
0R2J-2-GP
NC
1
2
L289
0R0402-PAD-1-GP
L289
0R0402-PAD-1-GP
1
2
C282
SCD1U16V2ZY-2GP
C282
SCD1U16V2ZY-2GP
1
2
C262
SCD1U16V2ZY-2GP
C262
SCD1U16V2ZY-2GP
1
2
C289
SCD1U16V2ZY-2GP
C289
SCD1U16V2ZY-2GP
1
2
C264
SCD1U16V2ZY-2GP
C264
SCD1U16V2ZY-2GP
1
2
C287
SC10U10V5KX-2GP
C287
SC10U10V5KX-2GP
1
2
R275
4K7R2J-2-GP
R275
4K7R2J-2-GP
1
2
L290
0R0402-PAD-1-GP
L290
0R0402-PAD-1-GP
1
2
R266
10KR2F-2-GP
R266
10KR2F-2-GP
1
2
IC261
G9117-50T43U-GP
IC261
IC261
G9117-50T43U-GP
GND
1
VO
UT
2
VIN
3
TP2125
TPAD71-GP
TP2125
TPAD71-GP
1
L284
0R0402-PAD-1-GP
L284
0R0402-PAD-1-GP
1
2
L275
0R0402-PAD-1-GP
L275
0R0402-PAD-1-GP
1
2
C296
SC10U6D3V5KX-4GP
C296
SC10U6D3V5KX-4GP
1
2
C285
SCD1U16V2ZY-2GP
C285
SCD1U16V2ZY-2GP
1
2
C279
SCD1U16V2ZY-2GP
C279
SCD1U16V2ZY-2GP
1
2
C295
SC22U6D3V5MX-2GP
C295
SC22U6D3V5MX-2GP
1
2
A 3/16
DC CONVERTER II
DC CONVERTER II
1-857-903-11 <AZ2UK> A-P3
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