Block Diagram - NEC N9902-1 Service Manual

R, G, B Input
H/H+V
Micro-Processor
V
U701
EEPROM
U702
PS1 PS2
Switch Power
AC Input
Supply
U101, T101
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Video Pre-AMP
U201
OSD Process
U202
80V
47V
Voltage
15V
Regulator
7V
Q106, Q113
-12V
Video Output
AMP U203
Horizontal &
Vertical Process
U301
Horizontal Driver
& Output
T301, Q315, Q316
12V
Dynamic Focus
Q302, Q303, Q304
5V
Q305, Q338, T303,
Q301, Q317
R-OUT
G-OUT
B-OUT
Vertical AMP
V-DY
Output
U401
H-DY
G2
High Voltage
2
G4
Generator
T302
BRIGHTNESS
CONTROL
Q329,Q323,VR304
HV