Memorex MT 1197, 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
S802X
X602
3.579545MHz
IS NON POLAR ONE.
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
THE RESISTOR MARKED F IS FUSE RESISTOR. NOTE:
D601
1SS133
D605
11E1-EIC
Q609
KTC3198
H.CTL
Q603
KTC3203_Y
REG
Q605
KTC3203_Y
REG
Q604
KTC3203_Y
REG
Q606
KTC3203_Y
REG
Q610
KTC3198
H.CTL
C627
1
50V
NA
AUDIO SIGNAL
IC601
M61250FP
CHROMA 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 43 44 45 46 47 48
49
5
50
51
52
53
54
55
56
57
58
59
6
60
61
62
63
64
7 8 9
CF603
SFSRA4M50CF00-A0
CF604
TPSRA4M50C00-A0
CP601
00_8283_0611_00_000
1
2
3
4
5
6
R629
33
3W
GNDOUTOUT IN
CF601_1
TSF5229P3
1 2 3 4
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:
C637
0.01
B
C626 0.01 B
C602 0.01 B
C634
100P CH
C607
0.01
B
C616
15P
CH
C623
0.0033 Y
C655
0.0068 Y
C606
100P
CH
C639
0.01 B
C618
22P
CH
C622
0.022
B
C621 0.01
B
C640
0.01
B
C614
33 6.3V
KA
C601
100
6.3V
YK
C603
1
50V
KA
C628
0.22 50V KA
C613_2
1 63V MKT
C619_1
2.2
50V
YK
C625
1
50V
KA
C645
47
16V
YK
C635
47
16V
YK
C632
0.1 50V KA
C624
47
16V
YK
C647
1
50V
KA
C638
10
50V
KA
C630
47
16V
YK
C612
1000
10V
YK
C629
1
50V
KA
C642
1 50V KA
C605
0.47 50V KA
C604 1 50V KA
R148 100K
R606
10K
R602
1K
R621
1K
R624
47
R616
10M
R614
2.2K
R619
2.2K
R625
2.2K
R630 100
R627 100
R617 1K
R631 100
R601 2.2K
R635 100 R639 1.5K
R628
100
R623 120 1/4W
R626 22K
R632
220
R646
47K
R638 22K
R642
1K
R648
1M
R612
1K
R633 8.2K
R615
470
R622
68
R605 4.7K
R641
27K
1/4W
R146
220
R609
220
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:
D606
MTZJ6.8B
D612
MTZJ12B
D610
MTZJ12B
D602
MTZJ8.2B
D611
MTZJ12B
W833
W823
W818
W820
W817
W834
L607
15uH
DEFLECTION SIGNAL
B.SIGNAL
G.SIGNAL
R.SIGNAL
TUNER VIDEO SIGNAL
UNREG+12V
VIDEO_IN
AUDIO_OUT
RESET
AUDIO_IN
GND
CLOCK_CONT
RESET
Y_VIDEO
AT+5V
VD
AT+5VBACKUP H_CTL
TUNER+5V
OSD_BLK
PROTECT_H
AGC
SYNC
V_OUT
ABCL
OSD_G OSD_R
OSD_B
V_FEEDBACK
IF GND
H_OUT
HD
AFT
H_SYNC
B.OUT
G.OUT
R.OUT
CLAMP
GND
HD
POWER
OSD_B
OSD_BLK
OSD_G
VD
OSD_R
SYNC
I2C_OFF
SDA
SCL
FSC
CLOCK_CONT
9
8
10
5
7
FROM MICON/TUNER
FROM POWER
(MAIN PCB)
G-4 G-3
2.21
5.69
TMA525
6
0
7.9
6
5
5.6
3.18 3.1
2.5
1.8
4.7 2.8 08.7 2.55
NC
7.96 0 0 8.63
1.70
0 0
3.6
4.92
3.2
4.8
4.7
0
4.7
4.8
2.4
2.8
2.8
2.8
3.6
4.8
4.8
4.9
3.6 3.6 3.6 0 8 6
6
0 0 3.45
2.7
4.2 4.8 4.8 2.63 4.62
1.51
1.51
2.86
2.86
2.27
4.5
2.19
0
0
3.2
3.15
3.08
2.5
2.38
5.65
NC
TEST POINT
FROM SOUND/AV
NC
6
11 12 13
FROM/TO DEFLECTION/CRT
CHROMA SCHEMATIC DIAGRAM
4.9 7.2
5.5
7.2
5.5
8.8
5.5
4.9
R OUT G OUT
VIF Vcc VIF Vcc
V OUT
V RAMP FEEDBACK
AFC FILTER DEF GND DEF GND
FBP IN
H OUT
STRAT UP Vcc
INTELLIGENT MONI
INV FBP OUT
V PULSE OUT
B IN
R IN
G IN
FAST BLK
CLOCK CONT
SDA
SCL
POWER ON CONT
MCU RESET
Y SW OUT
VIDEO/CHROMA GND VIDEO/CHROMA GND
CHROMA APC FILTER
EXT C in
VIDEO CHROMA Vcc VIDEO CHROMA Vcc
TV/Y IN
33 ACL/ABCL
34 X’TAL
VREG Vcc
fsc OUT 1
fsc OUT 2
Hi Vcc
NC
32 AT5.7V REG OUT
QIF OUT
AUDIO OUT
AUDIO BYPASS
EXT AUDIO IN
FM DIRECT OUT
VIF VCO F/B
VIF GND
VIF GND
VIF VIDEO OUT
RF AGC OUT
VIF APC FILTER
VIF IN (1)
IF AGC FILTER1
IF AGC FILTER2
64 VIF IN (2)
1 V RAMP CAP
2 AFT OUT
47 8.7V REG OUT
48 LIMITER IN
49 P.Con5.7V REG
16 B OUT
17 H VCO F/B
NC
7.9
8.5
11.3
NC
FROM/TO MICON/TUNER
FROM/TO SOUND/AV
PCB010 SCL
SDA
IIC_OFF
INT.MONI
VIDEO
GND