Haier HTX21S31 Service Manual page 20

A101
UV1336B
R718 IF
2W10K
B1
110V
33V
N706 +
C708
UPC574 50V4.7
5V R101
1/6W33K
B7
R765
5V C102 1/6W22K
R104
C101 5V 1
+
63V0.01U 1/6W100 NOTHING
16V100
R746
B5
R105 1/6W22K
SCL 2
1/6W100 NOTHING
5V
R748
1/6W22K
SDA 3
NOTHING
R735
R103 1/6W10K
NC 4
1/6W1K NOTHING
R750
1/6W22K
AGC 5
C103
+ R102 NOTHING
16V2.2
1/6W100K R752
1/6W22K
6
NOTHING
7
POWER
8
VT
9
G701
GND
B5
32.768K
5V
10
C705 XTAL1
SW701 SW703 SW704 SW705 SW706
SW702 SW707 63V18P
X
CH+ CH- V+ V- MENU POWER
11
XTAL2
L701
C704 R709
39UH
1/6W390K
63V15P 12
VDD
C701 C702
+
63V0.01U
16V47 13
R700 R703 R706 R707 KEY IN
R701 R702 R704 R705
1/6W10K 1/6W680
1/6W27K 1/6W8.2K 1/6W4.7K 1/6W2.7K 1/6W1.5K
1/6W3.9K
14
C703 AFT IN
R708
63V0.01U
1/6W10K
15
AGC IN
R722
R720
1/6W1.5K
1/6W10K
R723
16
1/6W8.2K NC
V702
2SA1015
17
VD703
RESET
HZ4A2 R726 R725
R724
1/6W330
1/6W4.7K C729 1/6W270K
18
63V0.01U
FILT
+ +
C714 C713
16V2.2 50V1
19
CVBS-IN
R727
R728 R731 20
1/6W470 R734
1/6W10K V SYNC
1/6W470 1/6W10K
21
H SYNC
VD701
R721
BT205-L
V703 1/6W10K
N701
R729 LC86F3248A
2SC1815 V704
1/6W150K
2SC1815
V705
R730
2SC1815
1/6W10K
R732
R733
1/6W47K
1/4W8.2K
C503 C505
1KV1000 1KV1000
VD503
1 2
VD505
RM11C
RM11C
4 3
N501
C554 HPC922
VD504 VD506
1KV470
RM11C
RM11C R566 T511
C518
1/6W10K
BCK-40-58
1KV1000
C504 C506
VD555 3 10
XS501 1KV1000P 1KV1000P
ES1
TJC2-2A
1 +
R515 C515
R513
2W68K
0.022
1M
2 9
RT501
C507 R514
PTH451A7R0Q21 VD512
L503 C516
450V150 1M EG01C
JLB1606 0.022
8
R502
0 0 0
6W1 R515
L505
L506
2W68K YC0008
C513 YC0008
11
2KV330
VD511 R511 R502
12
EU2 8.2 6W1
C532
AC400V470
VD510
EU2
14
C502
R510 10K
AC250V0.1U
C513
470 2 13
R509
L501
10K
JLB1606
V501 VD509
C501
L909
2SA1015 HZ15C
AC250V0.1U
LJ0107CHA VD507 L504
R508
YC0008
IN4148
1/6W4.7K
R506 680
VD508 1N4148
R501
C511
C510 R507
1/2W220K
AC110V R504 470 1000 1/6W1.5K R531
3
60HZ 0.1 1/2CK5.6M
C533
1
AC400VM2200
FU501
2
T2.5A250V
RL551
U902 LIVE AREA
G2R-1A
EW0130KB
NO:M-LA-EC-2199-76812
R604
1/6W4.7K
C604
+
16V100
R764
1/6W22K B6
42
R602
NOTHING
12V
1/6W10K
R763
1/6W22K
41
NOTHING
V601
R762
2SA1015
1/6W22K R601
40
AV/TV 1/6W10K
R761
VD601
C603
+
1/6W22K 1N4148
39 16V100
AV1
R760
1/6W22K
38
AV2
R759
1/6W2.2K
37
B5
NOTHING
R758 5V
C110
1/6W22K
36
63V0.01U
NOTHING B6
A701
R757
HS0038 12V
1/6W22K C111 R107
35
1/6W100
SIF 63V0.01U
R766
1/6W1K
34
R110
IR R108
1/6W220
R756
1/6W5.6K
1/6W22K
33
SD V102
2SC2216
R755 C112
1/6W22K 63V0.01U
32
S-VHS
R754
1/6W10K R111
31 R109
SAFTY 1/6W82
1/6W1K
R753 C719
+ C720
1/6W22K
30 16V47
63V0.01U
SCL1
R751
1/6W22K
29 1 8
SDA1 VCC
R749 1/6W1K
2 7
1/6W22K
GND
28
SCL0
3 N702 6
R747 Z101
SCL
BR24C04
1/6W22K LBN45U
27 4 5
SDA0 SDA
R744
26 R745
I 1/6W220
1/6W220
38M
25 B7
BLANK 5V
R742 R743
1/6W3.3K 1/6W3.3K L102
24
15UH
B OUT
R740 R741
1/6W4.7K X
23
R113
G OUT
R738 R739 1/6W100K
1/6W4.7K
X
22
R OUT
R736 R737
R114
1/6W4.7K X
1/6W100K
R243
1/6W270
B1
110V
R556
1/6W22K
R555
1/2W47K
VD551
C561 R551
RU3A 2WJ47K
160V220
+ R552 V553
1/2W100K 2SC1815
R554
C551
2KV470 1/6W150K
RP551
2AL2K
+ C401
VD561
B1-ADJ 50V0.47
HZ6C3
R553
C554 R569 1/6W4.7K
C402
1KV470 1/2W 1 63V0.22U
R400
VD554
V554
EU2Z 1/4W270
2SB892
+ C564
R566
25V1000
1/6W10K
R567
VD555
1/6W1.2K
ES1
R562
RSG-I-FF-125V-750mA R561
1/6W10K
B2
C565 17V
+ V552
N551
25V1000
2SC1815
N553 AN7812
AN7805
VD401
1N4148
W405
B5 B6
EU2Z
5V 12V
+
C408
VD402
C570 +
50V1
10V470 1N4148
N552
AN7805
B7
5V
+
VD553
C572
1N4148
10V470
Edition: 2002.12.30
-
B2
17V
V603
+ C616 C617
2SC1815 R801
63V0.01U
25V1000
1/6W22K
N601 C809
LA4225A 2200
R812
V602
X
2SC1815
C805
X
R611
C612
R803
R813
1/6W3.3K 16V10
1/6W56K X
R814
R612
C611 C613
C801
1/6W470
100V0.022U 25V1000 16V10
C614
R802
X 1/6W100
R613
C802
X
16V10
C601
16V10
N101
LA76812
C126
63V39
1 54
AUDIO OUT SIF IN
C122 C124
63V0.01U 100V0.01
2 53
FM OUT SIF APC FIL
C121 C123 R121
C821
100V0.022U 63V1000 1/6W1K
R119
3 52 50V1
PIF AGC SIF OUT
C120
100V0.022U
4 51
RF AGC EXT AUDIO IN R805
C119 C140 C139 1/6W27K
R127 V821
63V0.01U 50V0.47
63V470 1/6W330
5 50 2SC1815 C803
VIF IN1 VCO FIL
16V10
R128
X
6 49
R821
VIF IN2 VCO COIL
T101 1/6W4.7K
HA6019 1/6W68K
R822
7 48
GND(IF) VCO COIL 1/6W1K
C115 C116
63V0.01U
16V100 8 47
VCC (VIF) APC FIL
+
C137
50V0.47
9 46
FM FIL VIDEO OUT
R203
R202
C117 R120 R201
R204 1K
50V1 J 1/6W1K 1/6W1.2K
10 45 1/6W560K
L201
AFT OUT BLK STRETCH FIL
C118 15UH
C203
63V0.01U
11 44 16V4.7
DATA INT VIDEO IN
Z201
R241 C204
R270
X4.5
1/6W100 50V1
12 43 J
CLOCK VCC (V/C/D)
R242 C205 + C206
1/6W100
63V0.01U 16V47
13 42
ABL EXT VIDEO IN
14 41
R IN GND (V/C/B)
15 40
G IN SEL VIDEO OUT
R206
1/6W47K
16 39
B IN APC1 FIL
C207 C208
100V0.01
50V0.47 R205
17 38
BLANK IN XTAL 1/6W22K
G201
18 37
4.43
VCC (RGB) FSC OUT
R271
C244 C245
1K
+
63V0.01U
16V47 19 36
R OUT APC2 FIL
C207
100V0.01
20 35
G OUT KILL FLT
VD412
R412
HZ7C1
21 34 1/6W8.2K
B OUT X-RAY
R244 + C412 C411
VD411
+
1/6W2.7K 50V1 R414 R415
22 33 25V47 EU1
1/6W10K 1/6W3.9K
AKB IN GND (CCD/H)
23 32
V OUT OSD CONTRAST
R401 + C276
R271
16V10
1/6W2.2K
1/6W150
24 31
RAMP ALC.FIL VCC (CCD)
C278
C403 + C277
63V0.47U 16V47 100V0.01
25 30
VCC (H) CLOCK OUT
+ C279
C404 C405 R272
63V0.01U
16V220 63V0.01U 1/6W3K
26 29
H AFC FIL VCO IREF
R273 R413
C406
1/6W10K
100V0.068U 1/4W4.7K-J
27 28
H OUT FBP IN
R409
C407 R402 1/6W680
1/6W3.3K
50V1
R404
R408
1/6W1.2K
1/6W2.2K
R403
1/6W330K
B901
XP601
XS601 3W16OHM
CRT BOARD
SCN3-2Y
TJC3-2A
R902
1/6W100
B902
3W16OHM
R904
1/6W330
R832
1/6W1K
XS801-1
AUDIO 1/6W100
B6
12V
XS802-1
R914
VIDEO 1/6W330
R808
X
V802
XS801-2
X
R809
X
X
R922
X
1/6W100
XS802-2
X
R811
W807
1/6W75
R924
J
1/6W330
R804
1/6W82
Y
XS802 C
X R931
1/6W1K
R932
15K
C932 +
16V10
R933
1/6W1.5K
R810
1/6W75
XS403 R900
XP902
1/6W10K
SCN-5 SCN-5Y
5
C804
R817
16V470
X
4
R935
B6 3
39
B7
12V C808
5V X 2
C931 C933
+ C934 +
16V10 16V1000
1
50V0.47
R815
X
R816
X
R818
R819
V801 X
X
R806
2SC1815
N451
R807 LA7840
V803
1/6W220
X
VD801
R820
X
X
C807
X
C455
63V10P
C451
35V100
R452
1/6W1
VD451
EM01Z
B4
VD452
24V L451
C452 + +
C454 1Z75
18UH 35V1000
50V1
C453
R451
63V1000
1/6W5.6K
R454 R453
1/6W12K
1/6W3K 1/6W12K
R441 C450
+
1/2W1K
R442 16V100
C441
L441
L442
200V0.33U
Z0449
101K
+ C444
160V4.7
R446
1/4W220K
H-PULSE
9
B1
4
110V
R434
5W3.3K
B4
10
24V
C434 R472
+ VD472
+ 1
C472 1W1
160V10 V432
EU1
35V100
2SD1651
2
T431
L433
JDT1904
ZZ0003
B1
R471
110V
L431
C436
6W3.9
YC0008
2KV470
C431 L432 C435
R433
X YC0008
1/2W1K C432 1.6KV7500
500V1000
R432 C433
J 500V3900
V431
2SC2383-O
ABL
Circuit Diagram
R907
2W10K
V902
2SC2688
C903
63V56
VD901
R908
1N4148
1/2W2.7K
R906
C901
1/6W560 R917
63V390
2W10K
R912
V912
2SC2688
R918
C913
1/2W2.7K
63V56P
VD911
1N4148
R916
C911
1/6W680 R927
63V390 2W10K
V922
R928
2SC2688
1/2W2.7K
C923
63V56P
VD921
1N4148
R926
C921
63V390 1/6W680
V931
2SA1015
K9N XS901
TJC2-1A GZS8-6-4F
W902 JG0034
11
8
R940 U901
9
V932 1/4W33 XXXXXXX
10
2SC1815
5 7 1
C939
2KV1000
VD933
1N4148
FO
XP901
1 2 3 4
SCN-4Y
K6D
11
C459
XS402
100V0.1U
8
TJC2-5A
9
4
10
R460
3
1/2W180 C458 5 7 1
100V0.033U 2
R456
R457
1/6W12K
1/6W39K
1
C457 XP402
+ C456 +
R455 TJC2-5Y
50V4.7 35V1000
1 2 3 4
R458
B6 R461A
1/6W1K
12V 1/2W120
R459
B4
1W1
12V
XS401
SCN-4Y
3
T471
2
JF0501-19129
R491
B3
1W2.2
180V
HV
FO
4
SCREEN
3
2
R474 VD474
+ C474
1W1 EU1
250V22
1
8
TP-H
R233
TP-G TEST
1/2W1.5K
TEST
C231
R232
50V1
1/6W10K
HT-2199(LA76812)
3
Title 2
NTSC-M PAL-M,N
9 Size Document Number Rev
1
HR76814
4
Date: Tuesday, March 12, 2002 Sheet 1 of 1