Memorex MT1136A Service Manual page 19

A B
8
6
7
C218
0.001 Y
R208
220 50V
6
C211
R204
1K 50V 1 KA
TO POWER/SOUND AMP
5
AUDIO_OUT
GND
5
R213
10K
IN IN G OUT OUT
1 2 3 4 5
R215
L202
5.6K
4
1uH
C224
R211 5P CH
68
FROM/TO MICON/TUNER
3
VIDEO
IF
AGC
AFT_IN
I2C_SDA
I2C_SCL
OSD_RED
OSD_GREEN
OSD_BLUE
OSD_BLANKING
2
I2C_OFF
PCB010
TM8411
1
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A B
G-3
C
CHROMA SCHEMATIC DIAGRAM
5.0
VIDEO BUFFER
0.3
0.3
Q604
2SA1015Y
0
D609
1SS133
VCO
L205
3602038
6 1
2 NC
R660
4 3
560
TP201
NC
0 0 0 0 4.1 4.1 2.2 0 0.3 3.3 2.2 5.0 0
64 63 62 61 60 59 58 57 56 55 54 53 52
C217
49 48 47 46 45 44 43 42
3.0
50
0.47 KA A2C
CLMP CLMP
2.2
51 PLL
NC
VIDEO
7
R203 TRAP
2.0 AMP
52
VIDEO
VIDEO
SW
1K DET
2.5
53
SPLL
C210
3.0
54
BPF BPF
47P SL
0
LIM
AMP
SW TRAP
0
0 DC FM DELAY
VOL
DET LINE
R205
2.0
1
100 PEAKING
0
CORING
C212 0.01 M 2.4 2
BLACK
STRETCH
C213 0.022 M 0 3
VIF
IF AGC
DC'
RES
1.5
4
RF AGC
SAW FILTER
0 AFT
CF201_1 5
OSD
SAF45MFX220ZR
FIX GAIN
2.9
6
0
7 BUS ABL CLAMP
8 9 10 13
11 12 14
1 2 3 4 5 6 7 8 9 10 11 12 13
0 0 0 0 0 4.8 2.5 2.4 0 4.6 3.9 0 0
C201
V.SIZE/VIDEO/CHROMA/SYNC
0.01
IC201
B
LA76814M-MPB
C202
6.3V
470
R202
YK
100K
R201
100K
C203
0.1 M
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.
C
D E
0 VIDEO
BUFFER
Q605
5.0 2SA1015Y
R652
47K
R624
24K
R662
C628 0.047 M
1K
C610 100P SL
0 0 2.6 0 2.7 0.3 3.3 1.7 0 0 0
51 50 49 48 47 46 45 44 43 42 41
41 40 39 38 37 36
0
35
VC0 CW
0
34
KIL X-RAY
0
HOR GND
33
FILTER
APC1 TINT
ADJ
R613
2.1
32
BPF
HOR 1K
0
VCO
31
SW
CLK 0
1/256 FBP 30
ACC SYNC
W817
SEP R607
HOR REF 1.7
DEMO AFC2 29
C/D
4.7K +-1%
1.1
R605
28
PHASE
AFC1
COLOR 2.7K 1/4W
SHIFTER
0
CLAMP
HOR
CONTRAST RGB
0
OUT
BRIGHT MATRIX H_GND
0.4 R609
27
100 1/4W
C617
R608
26 2.7
3K 50V 1 KA
5.0
25
VER HOR
VOC
SEP
2.7 C614
24
OSD
VER
VER
0.47 TF
SW RAMP
C/D
2.3
C616 0.22 TF
23
C612
22 2.3
DRIVE/CUT-OFF
AKB
100P A
15 16 17 18 19 20 21
14 15 16 17 18 19 20 21 22 23 24
0 0 7.8 2.6 2.6 2.6 0 0 0 0 0
R627
56K 1/4W
D603
11E1N
CAUTION: SINCE THESE PARTS MARKED BY ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
D E
F G
D602
1SS133
12
R611
22K 1/4W
13
R614 R615 R649
1.8K 3W 1.8K 3W 1.8K 3W
14
C637
R643
50V 0.47 KA
51 1/2W
R632
W833
2.2K
9.0 0 12.0
1 2 3
OUT GND IN
BUFFER 2.0
0
Q602
2SA1015Y
0
9V REG.
IC601 KIA78L09BP-AT
ATTENTION: LES PIECES REPAREES PAR UN ETANT
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
F G
H
8
7
6
5
FROM POWER/SOUND AMP
+B
4
3
FROM/TO DEFLECTION/CRT
ABCL
+5V
X_RAY
H_SYNC
H_OUT
V_OUT
+12V
CLAMP
B.OUT
G.OUT
2
R.OUT
1
H
G-4