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H/H+V
Sync.
Input
V Sync.
Input
From
Micro-Controller
I2C control input
Circuit Operation Theory
V-BLANK
(Q255)
CLBL
VOUT1
VOUT2
HDRV
AutoSync
Deflection
Controller
(IC304--
Sawtooth wave
TDA4856)
Generation
(Q305,Q306)
HV Feedback
(IC302)
FOCU
S
AFC
BOP
BSENS
BIN
BDRV
EW
DRV
Sawtooth wave
Generation
H-Size
(Q391)
HOR-F/V
Figure 3: 99sl function block of deflection output circuit
No Copy/Reproduction Allowed
G1 & Spot Killer
(Q256,Q253)
Vertical Output
(IC201--TDA8351)
X-Ray
Protection
(Q360)
HV
Generation
Driver
(IC301)
PWM
V-Focus.
Parabola
(IC401)
H-Size
Driver
East-West
Parabola
& BDRV
(Q319,Q320)
API Confidential
G1
To Video
H-Clamp
To Video
Vertical
Deflection
Yoke
ABL
(Q301)
HV
Output
Circuit
With FBT
(Q313)
HV
PWM
Converter
(Q304)
V-Focus
Parabola
H-Fly Back Pulse
AFC
Extract
(C3902)
H Output
Circuit
(Q314)
H-Center
(D313,D314)
H-Size
PWM
Converter
H-Fly Back Pulse
(Q321)
H-Blank
(Q352)
To
Video
HV
27KV
G2
G5-1
G5-2
Dynamic
Focus
Mixer
(Q404,
T401)
H-Focus
Parabola
Horizontal
Deflection
Yoke
H-blank
To
Video
2-3
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Troubleshooting
