NEC MultiSync FE700 Serviceanleitung Seite 188

SWITCHING
AC
POWER
SUPPLY
SYSTEM
H/HV
ARCHITECTURE
V
MCU/E_ROM/DDC
WT6132+24C04
A/D PORT
MAIN PWB
CONTROL PWB
FE700 (N9705) BLOCK DIAGRAM
+80V
HORIZONTAL AND
+45V
+13.6V
+80V SYNC PROCESSOR
+8.8V
+6.3V
LM1290+LM1295
+5V
(FLIP FLOP for MOIRE CANCELER)
H.sync
V.sync
EW-OUT & H.OUT/V.GEOMETRY
DYNAMIC
FOCUSING
+45V
DC/DC
KA3843
B+
I_C
OSD
MTV-021N
with 4ch DAC
VERTICAL
VERT OUT
TDA 4866
HOR
DEFLECT-STAGE
R
R BIAS
G BIAS
B BIAS
VIDEO PREAMP
R
G
LM1281
B
F BLK
10-1
D.F
EH.T.
R/G/B BIAS
G B
R
LM2439
G
B
CRT PWB
RGB
OUT