TCL PDP42B68 Schematic
HV
GND
R353
10k/0805
1k/0805
1n4148
D310
10/0805
R316
PFC_UV_OFF
R352
NC
ncp1377
FB
5
10/0805
R305
C332
472/0603
IC303
C322
104/0805
BC847
Q303
D313
1N4148
R354
39k/0805
DRV
VCC
CS
DMG
C332
104/0603
C312
104/0805
T303
5
1
drvtransformer
3202
low_18v
C320
100U/25V
104/0805
6
7
9
10
Q315
C301
D303
1n4148
104/0805
C314
D307
C318
101/0805
3202
Q313
1n4148
1n4148
1n4148
4.7k/0805
R324
ZD301
15V/1206
D301
D305
100k/0805
10/0805
10/0805
R319
471/0805
R332
43
pc621
IC306
R301
R312
Q302
1
1270
Q310
1
1270
22P/0805
C319
1
12
15V/1206
32
15V/1206
15V/1206
32
15V/1206
32
SD772
Q311
R325
3202
ZD302
ZD303
ZD304
ZD305
4.7k/0805
380V/1.2A
D D
C C
B B
Q316
10k/0805
R315
PFC/GND
1k/0805
R323
R333
4.7k/0805
R302
IRFP460
Q308
10k/0805
4.7k/0805
4
IRFP460
R328
2k/0805
R330
Q301
56k/3W
C311
471/1kv
BYV26E
R317
0.39/5w
330/0805
R335
R303
TL431
D304
IC307
43
D302
R314
471/0805
pc621
IC305
2 3
BYV26E
8.2V/1206
ZD318
12
R337
1k/0805
1
3202
104/0805
1
4
6
8
18v
5Vsb
330/0805
R336
C328
T301
transformer
R321
2k/0805
Q312
VCC_ON/OFF
R326
2k/0805
R329
2k/0805
C327
104/0805
R341
2.4k/0805
15,16
9,10
1N4148
15V/6A
D312
R338
15V/6A
30k/1%/0805
OVP
5V_EN
15V/6A
R342
1.8k/1%/0805
mutransformer
2
1
3
24k/0805
R306
104/0805
C313
D306
1n4148
6.2uh
L302
T302
5
R347
10k/0805
5VD
104/0805
15V/6A
15V/6A
24k/0805
R311
2200u/25V
6.2uh
L305
100k/1%/0805
R327
C326
15V/6A
3
222/100V
C302
222/100v
C303
IRFS3207
Q318
3202
Q307
R313
24k/0805
1n5822
D309
1 2
V IN OUTPUT
5
ON/OFF
C315
IC302
C321
2200u/25V
4
OCSET
16
FCCM
3
EN
IC304
isl6224
7
SOFT
2
PGOOD
GND
8
R348
10k/0805
BOOT
UGATE
PHASE
ISEN
LGATE
PGND
VSEN
VOUT
VIN
1
VCC
R339
IRFS3207
1
GND
LM2596
3
11
15
14
13
12
10
9
6
5
1.8k/1%/0805
C304
2200u/25v
Q304
Q306
3202
32
Q309
1270
4
FB
C331
104/0603
D315
1n4148
R349
2R/0805
R331 1.8k/1%/0805
R351
0R/0805
R348
150k/1%/0805
5Vsb
C305
2200u/25v
R310
24k/0805
50uh
L303
D311
1n4148
IRLR7807/d-pak
IRLU7807/i-pak
Q317
R304
20m/5w
102/0805
C310
130k/0805
15k/0805
Q314
R307
100/0805
R318
R320
10u/10V
104/0805
C323
50uh
3
2
2200u/16V
C330
L306
2200u/10V
+
-
1.5k/0805
IC301
lm324
R308
6.2uh
C306
1000u/25V
L304
C317
C324
4.7k/1%/0805
INDUCTOR
L301
1
2200u/16V
2200u/10V
R340
C309
R334
C325
2200u/25V
C316
21k/1%/0805
2200u/10V
2200UF/25V
15V_C
2
15V/6A
15V/1.5A
C307
C308
104/0805
1
12V/1.2A
12Vsc
5Vsb
5V/10A
5Vctr
C329
R343
9.1k/0805
5V_DET
R344
9.1k/0805
R346
20k/0805
Q320
3202
R345
12k/0805
104/0603
C337
A A
5
4
3
R356
10k/0805
5V_EN
2
1
5
D D
4
3
2
1
67V/1A
5V/10A
CN806
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
ACD
RLY_ON
5Vsb
GND
VS_ON
5VD
NC
7
6
5
4
3
2
1
CN801
7
6
5
4
3
2
1
5V/10A
67V/1A
15V/1.5A
STB_SW
STB_PS
5V/10A
CN807
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
12V/1.2A
15V/1.5A
1
2
3
4
CN805
1
2
3
4
30V/18V
P12
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
CN803
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
15V/1.5A
CN802
1
1
2
2
3
3
4
4
12V/1.2A
P23
1
1
2
2
3
3
173V/1.4A 173V/1.4A
P2
1
1
2
2
3
3
4
4
5
5
6
6
P1
1
1
2
2
3
3
4
4
5
5
6
6
7
7
5V/10A
5V/10A
5VsbP/1.2A
ACD
P25
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
19
19
20
20
173V/1.4A
67V/1A
C C
B B
173V/1.4A
A A
Title
<Title>
Size Document Number Rev
<Doc> <RevCode>
B
of
Date: Sheet
5
4
3
2
88Wednesday, May 11, 2005
1
380v/1.2A
5
low_18v
D D
R704
220k/0805
312
5
4
R7184.7k/0805
IC703A
+
2
-
LM339A
390k/0805
R710
220k/0805
R711
C710
100nf/50v
R713
VS
6.8k/0805
R707
2k/0805
1n4148
D705
2.5v
IC705
1
LM339
5Vctr
R725
1n4148
D707
2k/0805
C C
220k/0805
Va
R727
100nf/50v
C715
R723
220k/0805
R728
6.8k/0805
7
+
6
-
R730
4.7k/0805
2.5v
IC707
14
LM339
5Vctr
R737
2k/0805
1n4148
D710
R734
220k/0805
B B
5Vctr
2.2k/0805
R739
C717
100nf/50v
R743
1.5k/0805
9
+
8
-
R746
4.7k/0805
2.5v
VAUD_C
1n4148
VS_C
D713
1n4148
D714
R752
VA_C
A A
5V_C
1n4148
D715
1n4148
D717
R758
100k/0805
1.5k/0805
C721
104/0805
2.5v
11
10
R759
5Vctr
100k/0805
R755
+
-
IC708
LM339
1.5k/0805
13
5Vctr
R753
1n4148
D716
4.7k/0805
4
HER102
D703
2k/0805
4.7v/0.5w
100nf/50v
R740
ZD702
C712
FS7M0880
IC702
R744
1.5k/0805
1
DRAIN
FB
4
C702
472/1KV
GND
SYNC
VCC
C713
47nf/50v
104/50v
2
5
3
R719
56k/0805
5Vctr
C718
PFC_UV_OFF
2k/0805
4.7k/0805
Q703
BC847
4.7k/0805
R750
3.9nf/50v
R733
R735
R702
C708
C711
47u/50v
47K/3W
BYV26E
D702
R716
2.2k/0805
D706
1n4148
R328
4.7k/0805
D704
HER102
Q702
BC857
3
transformer
1
4
6
8
R708
1k/0805
BC847
Q701
R747
10k/0805
T701
IC704
p621
1n4148
D711
15,16
9,10
ZD701
25v/0.5w
D718
1n4148
43
102/1kv
C701
STPS10150C
C709
104/50v
12
4.7k/0805
R741
D701
100k/0805
330/0805
R724
C723
471/400Vac
R712
R745
1.5k/0805
R701
C703
47/3w
2200U/50V
C707
102/16v
R703
50m/5W
100/0805
TL431
IC706
R706
104/50v
12
13
6.2k/0805
2k/0805
2 3
C719
+
-
R722
R726
1
IC701
lm324
R709
1.5k/0805
104/0805
Q704
BC847
2
14
110k/0805/1%
104/0805
C716
OVP
C704
220u/50v
R720
C714
24k/0805
R729
VA_DOWN
3.9K/0805/1%
R756
100k/0805/1%
VAUD_C
R751
140k/0805/1%
2k/0805/1%
R732
10k/0805/1%
R717
R721
1 3
12Vsc
D712
1n4148
2 4
L701
10uh
SW701
SW DPST
R749
5.1k/0805/1%
Q706
BC847
C705
220u/50v
C720
100U/25V
100k/0805/1%
R705
2k/0805/1%
R714
140k/0805/1%
R731
10k/0805/1%
100/0805/1%
R754
R757
R715
D708
F10A60
1
18v/30v
Vaudio
110k/0805/1%
AUD_DET
Vs
15/5W
15/5W
15/5W
R736
R742
R748
Q705
2SK2645
Vs
D709
HER203
R738
15/5w
5
C722100nf/50v
4
3
2
1
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