Haier HTVF20R72 Service Manual page 25

Table of Contents

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P+
P-
MENU
TV/AV
V+
V-
1
TJC3-2Y
CNB02
RB05
RB04
RB03
RB02
RB01
CNB01
1.2K
1K
620
470
1.8K
TJC3-2Y
2
R278
A6-5V
3.3K
TU101
ENV56DB4G3
STANDBY
AGC
SCL
SDA
NC
B+
BT
GND
IF
R209
1
2
3
4
5
6
7
8
9
10
11
SCL
w235
100
w236
SDA
1/6W-100
1/6W-100
SCL
C107
R210
SDA
16V-10µF
A1-33V
100
DZ201
A5-3.3V
KA33V
R110
C101
R266
1W-33
C202
C110
3.3K
63V-0.1µF
C201
C102
63V-1000pF
DZ102
DZ259
104
10u
25V-220µF
MTZJ5.1B
MTZJ5.1B
L102
R104
R105
R102
C259
LGA0203-100
1/6W-10
1/6W-13K
1/6W-2.2KΩ
223
SYSTEM
DZ101
R104
MTZJ9.1B
B4-12V
R279
1/6W-10
MUTE
10K
C108
C422
16V-47µF
63V-104
R219
15K
C111
SYSTEM
63V-0.01µF
C109
SF101
VD217
R261
R262
R106
1/6W-68K
1/6W-9.1K
1N4148
D1510C
1/6W-470
104
R260
R227
L101
1/6W-9.1K
1/6W-1K
LGA0203-1µH
R103
V101
1/6W-22
BF370
STAND BY
A7-8V
L202
10uH
C222
1u
C258
50V-2.2µF
R281
R280
39K
39K
63V-1000pF
A3-15.8
R841
R840
1K
1K
LD901
HTRYG9208
R860
1/6W-10K
CN801
POWER
TJC1-2Y
C823
332
250V/3.15A
F801
R806
R807
1/2W-3.3M
1/2W-3.3M
C802A
MKT61-275V-104
T801
BCK-05E/D
VD814
10
PG2010
VD813
1
PG2010
R801
N801
KA5Q0765RTH-YDTU
33K
L801
500V-560pF
LCL-207
L803
4
4
VFB
12
1
LB3.5*6
Rx801
1/2W-3.3M
2
14
CN802
C805
VD805
VCC
SYNC
1kV-1000pF
EU2A
TJC1-2Y
3
5
15
P801
8
R802
VD803
PDC7R0QP6B712
33K
EU2A
R805
16
1/2W-600
VD809
DEGUSS
63V-3900PF
IN4148
R803
C845
C804
1/2W-390
500V-560pF
17
9
VD811
VD804
VD810
PG2010
TB1206
TERB4304
18
19
C802
VD812
50v-47u
PC801
PC817C
PG2010
1
4
RP801
C803
MF72-2-5Ω±N
R822
C801
63V-0.047µF
R819
1/2W-470K
150uF/400V
1/2W-1K
3
2
DZ803
KA431
R823
1/2W-470K
SCL
SDA
1/6W-100
A6-5V
R208
A6-5V
N202
R215
R222
R286
R220
R212
R211
24C08
3.3K
3.3K
3.3K
4.7K
4.7K
3.3K
8
1
RM201
C207
VDD
Wp
63V-0.01µF
HS0038A
PTC
NC
N201
SCL
A2
TDA9377
R943
SDA
VSS
5
4
47
R230
1
64
1/6W-100
STANDBY
INT.REM
C922
C234
100U
63V-1000pF
2
63
AV/SVHS
SCL
AV/SVHS
C209
56
AV1/AV2
3
62
SDA
AV1/AV2
AV1/AV2
C208
L206
56
LGA0203-100
4
61
VT
VDDP
R216
C236
C237
47
5
60
16V-22µF
63V-0.1µF
KEY
RESET
R746
6
59
C239
SYSTEM
XTAL.OUT
33
3.3K
X201
12M
7
58
C240
MUTE
XTAL.IN
33
8
57
VOL
OSC.GND
L207
LGA0203-100
9
56
VDD.C
VSSC/P
C214
10
55
VPE
CTL
L208
LGA0203-100
A5-3.3V
11
54
STAND BY
VDD.A
C242
C241
R235
63V-0.1µF
16V-100µF
1/6W-100
B-OUT
12
53
VSSA
B.OUT
R236
224
G-OUT
1/6W-100
13
52
SEC.PLL
G.OUT
C216
R237
1/6W-100
R-OUT
14
51
VP2
R.OUT
C219
C220
R238
100u
104
1/6W-1K
CUT-OFF
15
50
DECD/G
BLK.IN
C217
VD201
R274
224
R248
IN4148
A3-5V
1/6W-22K
1/6W-6.8K
R273
16
49
1/6W-33K
PH2.LF
BCL.IN
C218
222
C250
R249
16V-10µF
21P-B
R226
17
48
1/6W-20K
15K
PH1.LF
B2/U.IN
21P-G
C221
21P-R
472
18
47
GND3
G2/Y.IN
C224
C223
R241
104
2.2u
1/6W-4.7K
A7-8V
19
46
DEC.BG
R2/V.IN
R242
1/6W-1K
R277
20
45
BL
EWD
INSS.W2(BL)
1/6W-100K
C225
63V-0.01µF
C246
R243
21
44
R262*
V.DRB
AUD.OUT
V213
1/6W-4.7K
16V-10µF
1/6W-1K
KSC815
C226
22
43
V.BRA
CHROMA
63V-0.01µF
C247
50V-1uF
CVBS/Y
23
42
IF.IN1
CVBS/Y
R255
24
41
IF.IN2
GND1
1/6W-430
R256
R228
1/6W-470
1/6W-39K
25
40
C253
I.REF
CVPS.INT
50V-1uF
R250
C227
47
50V-104
26
39
C254
R264
V.S.C.
VP1
C252
63V-0.022µF
470
C255
47u
Z203
16V-100µF
27
38
V209
4.5MHz
AGC
IF.VO/SVO
R265
R254
KSC815
C228
1/6W-75
180
63V-0.022µF
R244
28
37
1/6W-390
C248
AV.DEEM
PLL.IF
R253
C229
63V-0.1µF
510
332
R276
R275
VD202
29
36
1/6W-27K
1/6W-270K
IN4148
DECS.DEM
EHTO
C230
V208
R252
16V-10µF
C256
KSC815
100
R259
30
35
63V-0.1µF
GND2
AUO.EXT
1/6W-100K
DZ205
R229
R246
1/6W-3.9K
MTZJ4.7B
R251
1/6W-8.2K
C231
1/6W-200
31
34
SND.PLL
F.B.L.SO
C232
R245
C249
63V-330PF
1/6W-100
32
33
63V-150PF
AVL
H.OUT
C233
R247
50V-4.7µF
R263
1/6W-3.3K
1/6W-200
H-DRI
H-SYNC
ABL
V805
L209
N802
IN4004
2SB764(Y)
A7-8V
L7809CS
R821
2W-1Ω
C829
16V-100µF
R861
B4-9V
1/6W-1.5K
DZ101
R862
V806
MTZJ9.1B
C108
1/6W-15K
KSC815
16V-47µF
R820A
2W-36Ω
A6-5V
R820
2W-39Ω
C819
DZ802
16V-100µF
MTZ5.1B
A3-14.73V
R824
1/2W-1
C807
A1-33V
2kV-561pF
R810
2W-18K
A2-110V
C808
160V-100UF
VD802
RU3A
C810
A3-15.7V
C811
25V-2200µF
A4-10.4V
C846
25V-1000µF
R849
1/6W-10K
HTVF20R72-circuit diagram
A6-5V
R818
1N4148
1/2W-1.5K
R816
1/2W-123K
VD816
C814
V804
R809
63V-104
NOTE: Design and specification are subject to change without notice.
KSC815
1/2W-39K
R848
R213
R847
1/6W-15K
1/6W-6.2K
1/6W-15K
POWER
R817
1/2W-2.49K
R817A
STAND BY
1/6W-220
V206
R214
KSC815
1/6W-10K
调整
R817A
可调
 鞯缪梗 稍
?50
/220/330 中选用
AV1-VIN
AV1-AIN
X01
CN703
AV1-AIN
AV1-V
R718
1/6W-75
A0R
A0L
V-OUT
N702 HEF4053
OUT
9
9
8
AV2-VIN
10
10
7
R747
R715
VIDEO
75
11
11
6
3.3K
CN503
TJC-5
12
12
5
R703
R-OUT
R704
1/6W-220
C722
C740
13
13
4
1/6W-220
50V-1uF
G-OUT
1UF
V2
14
14
3
C727
B-OUT
50V-1uF
CVBS/Y
15
15
2
R708
GND
C705
1/6W-220
16
16
1
YS
50V-1uF
A1L
CUT-OFF
N703
A1R
HEF4052
CN502
C725
R707
TJC-3
1/6W-220
50V-1uF
HEATER
9
9
8
1
2
10
10
7
11
11
6
180V
3
12
12
5
R752
4
1/6W-10
13
SL
14
3
A2L
15
15
2
16
16
1
C750
50V-1uF
C706
V04
V03
50V-1uF
SL
SR
去功放
去功放
HEATER
B1-180V
C-SVHS
L209
A4-10.4V
1N4004
L211
V210
10uH
R257
KSR2010
47
C257
V622
47u
KSA539
MUTE
高电平有效
V212
V-OUT
POWER
KSC815
A3-15.7V
R258*
W265
R218
R233
1/6W-75
1/6W-1K
VOL
1/6W-10KΩ
1/6W-36KΩ
V04
V211
KSR1010
V03
SYSTEM
A7-8V
VD-P
R312
1/6W-1.2K
VD-N
R313
1/6W-1.3K
DZ301
MTZJ22A
C303
35V-100uF
H-SYNC
B4-16.5V
A3-15.8V
V402
1/2W-270
H-DRI
KSC2331-Y
A2-115V
HEATER
B1-185V VIDEO
ABL
R531
R532
16K
220
V531
R534
C2688
V533
1.8K
BF423
R522
R521
V503
220
12k
BF423
V523
C502
R536
B
R524
BF422
330p
270
1.8K
G
V521
C2688
R
G1
R512
10K
R514
CN501
1.8K
R501
CRT
47
C503
A51JXS098X96
R526
470Pf
270
R-OUT
R502
v522
47
BF423
R523
ZD501
G-OUT
390
R503
BZX79C8V2
47
C511
B-OUT
R512
220
100Pf
V513
R511
18K
BF422
C509
SCREEN
4.7uf
5
V511
V512
C2688
6
BF423
R550
10M
C501
R516
7
270
470Pf
VD507
R506
68
TC2406------T
R505
8
R513
2.8
VD504
GT501 1P
1N4148
390
VD505
1N4148
C508
GT502 1P
10uF
R527
33K
N601
AN7523N
R815
2W-0.18
C610
1000u
+5V
VD620
1N4148
W610
低电平有效
1/6W-56K
C620
R622
16V-100µF
1/6W-10K
v620
R620
KSA539
1/6W-10K
R605
V621
C611
R621
KSC815
1/6W-5.6KΩ
C612
1/6W-33K
50V-1uF
63V-4700PF
R606
C621
50V-1µF
1/6W-5.6KΩ
R623
1/6W-4.7K
N301
TDA8357J
V1
V2
R307*
R314
w333
DZ303
C416
1/6W-270K
2W 270
1/6W-12K
400V-364
Ly/50µH<R307*<Ly/20µH
MTZJ15C
VD406
R306
R305
TR5GU41
2W 0.68
1/2W-1.3
CN401
TJC-4
C415
H2
2W-7.5K
160V-1uF
C306
R413
H1
63V-0.047µF
R311
R308
1/6W-12K
C304
1/2W-1.5
R414
L401
100V-33uF
2W-1K
LX034
LW
400uH/500uH
L306
LGA0305-10uH
R407
1W-3.9K
DZ402
C417
MTZJ5.1B
500V-470pF
T444
BSC25-0283G
R303
TO CRT
VD403
HV
TC2406
1/6W-100K
R302
R415
1/2W-1
1/2W-10
C418
100V 33u
46
8
B3-18.5V
16.5
9
VD404
T1R5GU41
R409
6
1/2W-0.22
7
FO
HEATER
C422
104
1
C403
500V-470pF
VD402
H-OUT
4
VD401
IN4004
C404
IN4004
25V-470uF
185v
5
V401
SC
2SD2499
3
T401
C419
B+
R407
AA26-50001B
125v
1/2W-0.39
2KV-681
R403
500V-560pF
C409
C410
2kV-471
C402
1.6KV-752
C413
R408
VD405
10
11
400V-472
1/2W-33
ABL
TTVR10G
L402
C401
LB3.5*5
C414
C411
100V-103
104
250V-22uF
R420
1/2W-120K
SC
FO
HV
C510
102K/2KV
SPEAKER
CN602
HV
FO
SC
GT404

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