Mono Carrier: Line Deflection (A2) - Philips 21PT9457 Service Manual

Circuit Diagrams and PWB Layouts
Mono Carrier: Line Deflection
1
LINE DEFLECTION
A2
D
+8V_VCC
C
R401
4K7
Q450
R325
C2482
H-out
100
R403
NC
B
R323
75K
R324
EW
100
A
5800 A3P610-00
1
SK4.0L CA 7.
2
CN301
5
6
!
+48V_VCC
T302
R327
2K7
!
C321 C322
C323
2200pF 220pF
500V 500V 1uF
160V
+135V_VCC
Q302
D5032
Q303
F630
!
R454
33
R322
6.8 2W
C477
4.7uF
50V
2
EN 14
3
EHT
BCL
T0
CRT
R315
4.7K
R301
3
+V
+V
0.33
2W
R302 4
-V
-V
0.33
6
HEATER
9
M
5
GND
2
B+
10
180V
C309
C300 D308
R314
2158
4.7UF 250V 0.22 2W
R321
L302
L432 1K
34mH
790mH
C319
681
1
HY
!
!
!
D302
C318
!
C325
C314 C315 C316 BY228
7n2 364J/400
6n8
2n7 /2KV 274J/400V
2KV 2KV
C317
L301
564 105mH
D311
C312 RU4B
273J/630V
!
L303 400uH
3
D309
R310
560K
1N4148
R318
680
R317
! D305
220
T301
MTZJ20
R316
7
4.7K
AFC
R319
C310
3.9K
27PF/ 50V
FOCUS
R245
1K
SCREEN
D205
1N4148 C238
4.7U/ 50V
R312
8 R250
+8V_VCC
ABL 1K 2.2K
D307
C308
1N4148
FLYBACK 0.1U
4
A2
D
C
AFC
AFC
D306
8V2
FOCUS
SCREEN
B
A
H_17450_010.eps
210907
4