Durabrand DBTV1901, Руководство по обслуживанию

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A B C D E F G H
A B C D E F G H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
S802Y
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.
NOTE:
C130
0.01 B
C004
0.1
F
C140_1
0.001 Y
C141
0.1 F
C136
0.1 F
C139
0.1 F
C121 220P B
C113
12P CH
C114
12P CH
C119
0.1
F
C124
0.01 B
C138
560P
W
C120
0.001 CH
C101
0.001 CH
C126 0.01 B C127 470P B
C002
470
6.3V
YK
C003
4.7 50V KA
C115
0.1
50V
K
A
C122 1 50V KA
C123
10
25V
KA
R607
100
R139 100
R117 15K
R111
22K
R133 1K
R130 1K
R127
2.7K
R126
2.7K
R101
560
R123
4.7K
R122
4.7K
R121
4.7K
R120
4.7K
R124
4.7K
R104
820
R103
820
R102
820
R001
18K 1/2W
R002
18K 1/2W
R112
2.2K
R113
2.2K
R141
270
R142
270
R128
560
R115
47K
R132
47K
R129
1M
R134
470
R118
47K
R108
100
R107
100
R143
47
R105 4.7K
R106 4.7K
R110 1K 1/4W
R125 47K
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
DANS LA NOMENCLATURE DES PIECES
N’UTILISER QUE CELLS DECRITES
DANGEREUSES AN POINT DE VUE SECURITE
ETANT LES PIECES REPAREES PAR UN ATTENTION:
DESCRIBED IN PARTS LIST ONLY
CRITICAL FOR SAFETY,USE ONES
ARE SINCE THESE PARTS MARKED BY CAUTION:
D607 MTZJ5.6B
D001
MTZJ30B
D604 MTZJ5.6B
W814
W806
W840
W845
W835
L101
3.3uH
SW101
SKHVBED010
CH UP SW102
SKHVBED010
CH DOWN
SW103
SKHVBED010
VOL UP
SW104
SKHVBED010
VOL DOWN
SW105
SKHVBED010
POWER
TU001 ENV56DB6G3
1
10 11
12
13
14
15
2 3 4 5 6 7 8 9
C118
330 6.3V YK
C128_1
330
6.3V
YK
IC199
S-24C02BDP-1A
MEMORY IC
1 2 3 4
5 6 7 8
GND B+ Vout
OS101
PIC-37143SY
1 2 3
IC101 OEC7073A
MICON IC
1
10
11
12
13
14
15
16
17
18
19
2
20
21 22
23
24
25
26
27
28
29
3
30
31
32
33
34
35
36
37
38
39
4
40
41
42
5
6
7
8
9
DEFLECTION SIGNAL
B.SIGNAL
G.SIGNAL
R.SIGNAL
TUNER VIDEO SIGNAL
TM101
RC-DW010
AGC
GND
IF
TUNER+5V
+B
X-RAY
DEGAUSS
AUDIO_MUTE
H_CTL
PROTECT_H
I2C_OFF
AFT
SYNC
HD
VD
OSD_B
OSD_G
OSD_R
OSD_BLK
SDA
SCL
CLOCK_CONT
POWER
FSC
RESET
AT+5V
AT+5VBACKUP
Y_VIDEO
POWER
1
2
4 3
TO SOUND/AV
TO SOUND/AV
(MAIN PCB)
G-2 G-1
FROM/TO CHROMA
FROM POWER
FROM DEFLECTION/CRT
FROM/TO CHROMA
ACCESSORY
TMA525
0.8
5.2
3.2
5.2
5
5.2
4.8
4.8
4.8
5
4.98
4.7
4.7
5.2
2.8
5.2
3.6
0.9
2.26
1.05
5.2
4.98
0
0
0
0
4.98
0
0
0
0
0
4.95
2.27
5
4.99
2.69
0
0
0
5.2
NC
NC
IF BTL BPL V.S SDA SCL ADRES
AGC
30.0
4.6 6.2 1.3
NC NC NC NC NC
0 0 0
4.9 4.8 4.8
MICON/TUNER SCHEMATIC DIAGRAM
0
4.8 4.9
VCC
0
Xout
VSS
CNVSS
Xin
OSC2
OSC1
P.FAIL
REMOCON
X-RAY
BLUE B
GREEN G
RED R
BLANK
RESET
CVIN
V.HOLD
HLF
SCL1
SDA1
FSC IN
POWER
CLOCK CONT
V.SYNC
H.SYNC
I2C_OFF
STANDBY_H
SYNC
AV1
AV2
X-RAY_TEST
KEY2
KEY1
AFT
FILT
H_CTL
PROTECT_H
NC
NC
NC
NC
AUDIO MUTE
EXT MUTE
ON TIMER
DEGAUSS
NC
4.8
0 0 0 0
4.9 0 4.8
VSS E2 E1 E0
VCC
MODE
SCL SDA
PCB010