Memorex MT2252 Service Manual page 63

A B
FROM/TO CHROMA
8
CLAMP
G.OUT
B.OUT
R.OUT
V_FEEDBACK
V_OUT
ABCL
H_SYNC
7
14
FBT+8V
GND
6
763WAA0104
5
R401
100K+-1%
FROM/TO MICON/TUNER
D402
X-RAY
HZ11B1L
X-RAY_TEST
S808Y
15
C439
500V 22P SL
H.DRIVE
Q402
2SC2621
27.0
4
5013001
0.3
0
R440
3.3K 5W 160V
+B
3
L406
TP402
18uH
C416 R428
200V 0.027 PP 8.2 1/2W
TO SOUND
+12V
2
FROM POWER
FBT+8V
+B
GND
1
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A B
G-5
C
DEFLECTION/CRT SCHEMATIC DIAGRAM
V-OUT IC IC401 LA78041
THERMAL
PROTECTION
PUMP
UP
+
AMP
-
VCC GND
1 2 3 4 5 6 7
3.9 26.1 2.2 0 13 26 3.9
18
D403
11E1-EIC
R418 R420
27K 1/4W 10K1/4W
HS401
S805Y
X-RAY TEST SW.
Q403
16.0
DTA144ESTP
9.6 16.1
R424 R409
D411
12K +-1% 6.2K +-1% AU02A-EIC
W843
FB401
C437
112.0
COL
200V 0.56 FHS
1
128.0
VIDEO
6
T401
17
B+
128.0
2
H.OUTPUT
114.0
Q401
0 AFC
2SD2499(LBOEC1) 9
HEA
0 TER
0 10
16
0 0 GND
8
0 E12
4
0.3 E25
C446
3
1 YK
R422
6.8K 1/2W
D408
AU02A-EIC
D404
AU02A-EIC
C448_1
250V 10 YK
R445
100K 1/2W
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
(MAIN PCB)
CP802A
51048-1010
GND
GND 1
CLAMP
CLAMP 2
G.OUT
G.OUT 3
B.OUT
B.OUT 4
R.OUT
R.OUT 5
NC NC 6
HEATER
HEATER 7
GND
GND 8
NC NC 9
180V
180V 10
MG801
29MMSTAR
CD805
K001
SM1098-009-1A
8115529
K002 1
8115529
2
K003
8115529
19 5 7 1
11
B
6
G
8
R
10
9
V801
A63AFW36X
DY801
3321 203 00040
4 4
R429 3 3
2 2
4.7 2W
1 1
C433
35V 470 YK
3225010F
HV
F
S
GND
11
R431
ABL FOCUS
7
3.9K
SCREEN
1/4W
CP806
0
005P-2100
GND
8
-27.0
E8
5
D407
AU02A-EIC
D413
11E1-EIC
C435_2
100V 0.1 MHE
R421
220K 1/4W
PCB010
TMA501
ATTENTION:
CAUTION: SINCE THESE PARTS MARKED BY ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
D E
F G
CP802B
51048-1010
GND
1 GND
CLAMP
2 CLAMP
G.OUT
3 G.OUT
B.OUT
4 B.OUT
R.OUT
5 R.OUT
6 NC NC
HEATER
7 HEATER
GND
8 GND
NC
9 NC
180V
10 180V
CP805
TS-80P-02-V1
1
2
3.2
3.2
2.7
100.6 98.4 2.7
RED OUT GREEN OUT
Q803
Q801
2SC4217
2SC4217
20 22
R G
1
0
101.6
99.6
PCB110
TCA358
CAUTION: DIGITAL TRANSISTOR
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
3.2
95.4
2.7
BLUE OUT
Q802
2SC4217
6
21
5
4
B
3
J801
CVT3275-5102
96.4
6.4
0
2
R.SIGNAL
1
G.SIGNAL
B.SIGNAL
DEFLECTION SIGNAL
H
G-6