Samsung HCH551WX Service Manual page 57

7-3 Deflection Block (Uno Projector)
Micom (Data, Clock)
V - Size, Linearity,
S Correction,
Compensation,
EW Parabola,
EW Corner,
Trapezium,
H - Size, Correction
V Sync
H Sync
POWER
PCB : SIZE 330 x 245MM
Samsung Electronics
H/V Protector
Vertical-Amp
IC321 : TDA3654
Vertical DY
DY401
E/W TA8859CP
H - Pin Amp
Q433
IC301
H-Drive
Q422,T431
Horizontal/Vertical
Processing
IC401:LA7860
HV Drive
Q472,T451
12v Regulator
12V
IC421
Sync Lock
R487,C487
Horiz Blk
Q461
Dummy Trans
T432
Sync Lock
H-output
Q431
HV Output
Q473
H-Blk
PWM Output
Q485,T481
X-Ray Pro
PWM Generator
Q483,IC481
IC471 : DL494C
Error Feedback
R471,VR471
TO V-BLK
IC401 : LA7860
TO H-BLK
TO VIDEO
IN 130V
TO HEATER
H-DY
DY401
H-Linearity
V Parabola
H-Phase Control L432
Dynamic Focus
TO FOCUS
Amp Q355
UNIT
F
TO HV CRT
B
TO FOCUS
T
TO ABL
T444
Block Diagram
7-3