NEC N9902-1

Video Output
AMP U203
R-OUT
G-OUT
B-OUT
HV
Vertical AMP
Output
U401
V-DY
Horizontal &
Vertical Process
U301
Dynamic Focus
Q302, Q303, Q304
Q305, Q338, T303,
Q301, Q317
BRIGHTNESS
CONTROL
Q329,Q323,VR304
Horizontal Driver
& Output
T301, Q315, Q316
High Voltage
Generator
T302
G2
G4
2
H-DY
Video Pre-AMP
U201
R, G, B Input
OSD Process
U202
H/H+V
V
AC Input
Micro-Processor
U701
PS1 PS2
EEPROM
U702
Switch Power
Supply
U101, T101
80V
47V
15V
7V
-12
V
Voltage
Regulator
Q106, Q113
12V
5V
62
N9902F BLOCK DIAGRAM