RCA L32HD32D Schematic
ABC D E F GH
POWER2 SCHEMATIC DIAGRAM
8
FROM POWER
SW+12V[UNREG]
AT+5.8V
P_GND
7
2A 125V
SW+12V[UNREG] LCD+B
F3901
20N_2000FS
2A 125V
6
P_GND
AT+5.8V
POWER_ON_H
5
C3916
W802
5.1
5.8
B
4.7
5V REG
IC3902
S-1170B50UC-OUJTFG
2.6
123
ON/OFFVOUT
0
VSS
45
VIN
0
NCNC
YK
220
C3911_2
16V
R3921
4.7K 1/4W
22K
R3922
C3919
LCD+B 12V SW
Q3907
KTA1281_Y
12.712.8
12.1
10K
R3919
1/4W
R3920
220
0.1
0
220
220
R3912
R3906
B
4.7
(POWER PCB)
L3903
22uH TSL0808
LCD+B REG BLOCK
P.CON SW
Q3908
KTC3209_Y
3.3
C3909_2
8
SW+12V
7
C3917
22016V YK
R3911
1K
KA
1016V
W828
PANEL_POWER_H
P.CON+5V
FROM/TO REGULATOR
SW+12V
PANEL_POWER_H
LCD+B
P.CON+5V
POWER_ON_H
P_GND
6
5
4
3
2
2A 125V
CAUTION
1
ATTENTION
CAUTION
H-45
4
3
2
PCB240
CEG379
:FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,
REPLACE ONLY WITH THE SAME TYPE FUSE
:POUR UNE PROTECTION CONTINUE LES RISQUES D’INCEIE
N’UTILISER QUE DES FUSIBLE DE MEME TYPE
2A 125V (F3901) .
2A 125V (F3901) .
: F3901 IS MANUFACTURED BYSKYGATE CO.,LTD . TYPE
20N .
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
CAUTION
:SINCE THESE PARTS MARKED BY
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
ARE
ATTENTION
:LES PIECES REPAREES PAR UN ETANT
DANGEREUSES AN POINT DE VUE SECURITE
N’UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
1
ABC D E F GH
H-46
ABC D E F GH
8
7
6
5
4
3
2
1
CD3802
P201-2739-1
J3801
CCT2302-0901C
BLACK
WHITE
CP3801
003P-2100
6.3A 125V 5A 250V
CAUTION
ATTENTION
ABC D E F GH
6.3A 125V
NC
12
NC
1
:FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,
REPLACE ONLY WITH THE SAME TYPE FUSE
6.3A 125V (F3801)
:POUR UNE PROTECTION CONTINUE LES RISQUES D’INCEIE
N’UTILISER QUE DES FUSIBLE DE MEME TYPE
6.3A 125V (F3801)
FH3801
EYF-52BCY
BLACK
WHITE
D3801
D3802
F3801
6.3A125V
51MS063L
ENE271D-10A
DE37-452M
CHASSIS_GND
W842
FH3802
EYF-52BCY
D3803
TH3801
4D2-18LCS
R3807
220K
R3809
220K
5A 250V (F3801)
.
5A 250V (F3801)
ECQUL
0.33
R3803
C3802
ENE241D-10A-Q6
275V
COIL,LINE FILTER
CP3802
003P-2100
1
R3805
220K
R3806
220K
34
12
1.2M 1W RCR
L3804
SS30V-R300071
R3802
220K
R3804
220K
.
..
R3808
220K
POWER SCHEMATIC DIAGRAM
34
ECQUL
12
0.1
C3803
275V
COIL,LINE FILTER
KX
L3805
SS30V-R300071
0.0022
C3891
250V
2
4
1
3
D3806
D5SB80
R3810
220K
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
C3806
0.22275V ECQUL
F3802
20N_7000FSW
560200V HC
C3805_1
22K
R3823
W825
C3814_1
220
YK
35V
D3807
0.047
0.1
4.750V
C3809
0.001 B
C3816
CH
CH
27K
R3814
47K
1
R3815
10ERB60-TA1B2
B
6.2
B
17.2
7.0
0
7.8
B
1.6
3.1
470
10
R3831
1
2345678
C3812
R3812
C3815
C3813_2
C3810
680P
C3811
100P
YK
R3813
270
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
(POWER PCB)
D3870
1N4005-EIC
W826
W827
R3875
15 1/4W
POWER CONTROL
IC3801
SSC9501
0
Vsen
VC1
FB
GND
SS
OC
RC
RV VC2
R3816
100
(NC)
VGH
VS
VB
(NC)
VGL
PGND
NC
31
9.0
25
NC
12 13 14 15 16
0
10 11
10.14.7
9
15
R3818
10
R3817
10
R3820
C3817
0.1 B
D3811
1N4005-EIC
KTA1281_Y
KRC102SRTK
R3819
15 1/4W
D3810
1H3-E
1/4W
2SK2508
D3813
1H3-E
FOR Q3804/Q3805
C3818_2
17.2
VCC SW
Q3802
VCC SW
Q3803
DRIVE
Q3805
6.5
R3825
C3819
HS3801
763WAAA143
IS THE LIVE CONNECTIONCAUTION:
YK
47
47200V PX
50V
C3821_2
R3890
R3822
33
0.2
R3826
17.1
1K
D3815
R3821
1SS133
10K 1/4W
16.1
4.5
5.1
DRIVE
Q3804
2SK2508
166 320
D
G
S
160
100K
R3824
160
D
G
R
S
0
220P2KV
C3824
100K
B
0.22
ATTENTION
B3810 W4BRH3.5X6X1.0
164.0 0 0
578
DSS
VddFBCLVcc
2.5
16.0
R3829
270K
C3826
0.001 B
B
R3830
10K
0.1
100 1/4W
C3825
PROTECT
Q3806
22K
KTA1504S_Y_RTK
R3827
5.2
R3828
22K
C3823
0.7
0.1 B
PROTECT
Q3807
KTC3875S_Y_RTK
D3817
MTZJ15B
15P
C3827
6KV SL
15P6KV SL
C3828
1234
5.9
1.0
D3818
MTZJ5.6B
R3833
10K
5.1
0.7
5.1
0
C3832
2.2 B
B
0.1
C3829
CP3803
1
003P-2100
0.12
C3831
630V FGSM
W849
47P2KV SL
C3833
C3892
:LES PIECES REPAREES PAR UN ETANT
DANGEREUSES AN POINT DE VUE SECURITE
N’UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
R3836
1
1W
D3819
R3839
RL106F-E
MIP2F4
IC3802
SW REGULATOR CONTROL IC
C3834
0.1 B
C3835_1
OVP PROTECT
IC3805
PS2561AL1-1-V(W)
POWER SW
IC3806
PS2561AL1-1-V(W)
R3834 2.2K
T3801_1
18.1
NC
89
18.1
7
NC
160
5
160
4
160
3
160
2
0
1
NC
2.5
KX
0.001250V
C3890
0.1
R3835
15K
33 1/4W
100
YK
35V
34
34
0
34
B
68K 1/2W
C3836
0.00222KV R
R3837
10ERB60-TA1B2
EU58/US18
87400018
FEED BACK
IC3807
PS2561AL1-1-V(W)
D3821
0
1
0
2
1
0
2
1
2
0
10
11
12
13
14
15
16
20.5
19.4
R3840
18.1
18.1
12.6
0
R3841
1K
0
0
0
T3803
5
0
4
0
3
166.0
2
NC
1
166.0
5.0
1.0
1K
KTC3875S_Y_RTK
W836
W865
763WAA0358
FOR D3826/D3827
1K
R3842
CAUTION
8119009W
6
NC
7
8
9
10
NC
FEED BACK
IC3808
PS2561AL1-1-V(W)
0
1
0
2
34
R3844
220 1/4W
SOFT SWITCH
Q3811
10K
R3845
D3822
31DQ09-FC
W812
D3828
D3824
EC31QS04
EC31QS04
D3829
D3825
EC31QS04
EC31QS04
D3827
FCHS10A08
1
2
3
C3838_1
HS3802
R3843
2.2K 1/4W
R3847
470
W876
19.4
:SINCE THESE PARTS MARKED BY
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
15
31DQ09-FC
D3832
1H3-E
R3850
D3831
MTZJ30B
R3848
470 1/4W
R3846
1K 1/4W
120035V ZL
C3843_1
1/2W
REGULATOR IC
IC3803
KIA431A-AT
CATHODE
0
R3851
1/4W
D3833_1
1K
C3840_1
ZL
120035V
0.47 B
ANODE
2.4
D3835
10ERB60-TA1B2
R3855
220 1/4W
R3856
47035V ZL
C3839_1
100025V ZL
W834
C3852
REFERENCE
123
ZL
1000
10V
C3845_1
C3846_1
2.2K
4.0 0 2.5
1/2W
R3853
4.7K
R3854
10 1/4W
R3857
R3858
R3859
ARE
C3847
4750V YK
2.2
YXF
D3836
50V
MTZJ15B
CATHODE
R3861
C3848
1K
W810
R3860
360K +-1%
+-1%
68K
SOFT SWITCH
Q3813
KTC3875S_Y_RTK
15K +-1%
22.5
0
1.7
+-1%
8.2K
C3801
L3802
10uH TSL0808
R3862
1K
1/4W
POWER FAIL SWITCH
KTA1504S_Y_RTK
REFERENCE
ANODE
123
0.01 B
D3837
W833
R3863
3.5
R3879
00
1K
PROTECT
Q3814
B
KTA1504S_Y_RTK
0.01
C3849
R3866
10K
4.4
Q3815
REGULATOR IC
IC3804
KIA431A-AT
D3838
1SS133
100
C3850
1K
R3865
3.5
220010V YK
5.2
5.2
R3868
R3869
R3870
W817
W851
L3803
10uH TSL0808
1SS133
D3840
1SS133
B
0.01
D3839
R3873
R3874
R3871
10K
+-1%
330
2.7K +-1%
2.2K +-1%
R3872
C3851_2
MTZJ3.3B
AT+34V
100K
AT+5.8V
P_GND
W858
120K
POWER_FAIL
INV_SW+24V
AT+5.8V
POWER_ON_H
P_GND
SOUND+B
SOUND_GND
SW+12V[UNREG]
P_GND
INV_SW+24V
SOUND+B
INV_PGND
INV_SW+24V
1/4W
6.8K
YK
4750V
P_GND
8
NC
7
TO POWER2
AT+5.8V
SW+12V[UNREG]
P_GND
6
TO INVERTER
INV_SW+24V
INV_PGND
P_GND
FROM/TO REGULATOR
AT+34V
AT+5.8V
POWER_FAIL
POWER_ON_H
SOUND+B
SOUND_GND
P_GND
5
4
3
2
PCB240
CEG379
CAUTION: DIGITAL TRANSISTORCAUTION: DIGITAL TRANSISTOR
1
H-44H-43