Memorex MT1120S, 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
R.SIGNAL
G.SIGNAL
B.SIGNAL
DEFLECTION SIGNAL
X101
CSTS0800MG03-T2
1
2
3
IC101 OEC7044C
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
SW106
SKHVBED010
14/20 POWER
SW107
SKHVBED010 20 VOL DOWN
SW103
SKHVBED010
20 VOL UP
SW105
SKHVBED010
20 CH UP
SW104
SKHVBED010
14 CH UP
20 CH DOWN
IC199
S-24C02BDP-1A
MEMORY IC
1 2 3 4
5 6 7 8
TP001
JWF-50K-1
AGC
R001_1
33K 2W
L101
3.3uH
TM101
RC-DW040
D001
HZ30-3L
DESCRIBED IN PARTS LIST ONLY
CRITICAL FOR SAFETY,USE ONES
ARE SINCE THESE PARTS MARKED BY CAUTION:
DANS LA NOMENCLATURE DES PIECES
N’UTILISER QUE CELLS DECRITES
DANGEREUSES AN POINT DE VUE SECURITE
ETANT LES PIECES REPAREES PAR UN ATTENTION:
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
GND B+ Vout
OS101
PIC-28143SY-2
1 2 3
R123 4.7K
R133
1.5K
R130 1K
R114
220
R111
220
R106 3.3K
R105 3.3K
R119
1K
R131
47 1/4W
R115
47K
R007
270
R109
4.7K
R116
47K
R117
4.7K
R124 4.7K
R104
560
R103
560
R102
560
R120 4.7K
R121 4.7K
R122 4.7K
R110
1K
R006
270
R132 47K
R127 47K
R107
10K
R113
2.2K
R112
2.2K
R134 10K
R129
680K
R135
10K
R101
560
R126
2.7K
R128
560
R137
2.7K
C123
10
16V
KA
C003
4.7 50V KA
C002
470
6.3V
YK
C122
1 50V KA
C124
0.1
50V
KA
C129 220P
CH
C121_1
200P CH
C117_1
47P CH
C116_1
47P CH
C120
0.001 B
C128
220P
B
C127
220P
B
C125
0.01 F
C103 0.1
F
C101
0.022 F
C001
0.01
F
C004
0.022
F
C119
0.1 F
C130
100P CH
C115 0.68
TF
C114
10P CH
C113
10P CH
C118
470 6.3V YK
TU001 ENV56D66G3
1
10 11
12
13
14
15
2 3 4 5 6 7 8 9
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: TUNER VIDEO SIGNAL
W801
W837
AGC
TUNER+5V
IF
SYNC
I2C_OFF
Y_VIDEO
VD
HD
OSD_R
OSD_G
OSD_B
OSD_BLK
GND
POWER
AT+5V
AFT
SCL
SDA
RESET
X-RAY
+B
SDA
SCL
AUDIO_MUTE
AV1
AV2
EXT_MUTE
G-2 G-1
(MAIN PCB)
MICON/TUNER SCHEMATIC DIAGRAM
TO AV
FROM/TO SOUND AMP
FROM TV POWER
FROM DEFLECTION/CRT
FROM/TO CHROMA
ACCESSORY
TMX474
PCB010
NC
NC
NC NC
NC
V.S
RESET
X-RAY
AD4/AFT
RED R
GREEN G
BLUE B
OUT1/BLANK BL
P20/AV2
P21/AV1
P22/POWER
P10/DEGAUSS_H
SCL1
SCL2
SDA1
SDA2
AD1/X_RAY_TEST
AD5/KEY1
AD6/KEY2
OSC1
OSC2
VCC VSS
Xout
Xin
CNVSS
CVIN
V.HOLD
HLF
P04
P24
P23/SYNC
INT1/REMOCON
INT2/P.FAIL
P05/(Center_SP)
P03/(Surround)
P01/I2C_OFF
P00/EXT MUTE
P51/V.SYNC
P50/H.SYNC
P02/AUDIO MUTE
NC NC NC NC NC
1.3 6.2 4.6 0.0 0.0 0.0 5.0 5.0 5.0
30.0
AGC
ADRES SCL SDA BPL BTL IF
NC
E0 E1 E2 VSS
VCC
MODE
SCL SDA
5.0 5.0
0.0 0.0 0.0 0.0
0.0
5.2
5
0
5
3.2
0
0
0
5
5
4.2
4.4
0
3.9
0
3.6
0.8
2.2
5.6
P25/ON_TIMER
AVCC
4.8
4.8
4.8
0
0
5.2
5.2
5.2
5.2
0
2.8
5.2
5.2
5.2
3.6
4.4
5.2
1
2
3
4
5.0