NEC MultiSync LCD2080UX -BKA Service Manual page 438

BLOCK DIAGRAM SWITCHING REGULATOR (SW.REG PWB PWEA-058) Model LCD2080UX
SW901
AC INLET FILTER
CIRCUIT
FILTER
POWER FACTOR
RECTIFY CORRECTOR
SMOOTH
CIRCUIT
CONTROL
OUTPUT
IC901
RECTIFY
T901
SW DEVICE
SMOOTH
AUXILIARY
CIRCUIT
ERROR
PC901
AMPLIFIER
PC911
CIRCUIT
CONTROL OUTPUT
IC9A1
T9A1 RECTIFY
SW DEVICE
SMOOTH
AUXILIARY
CIRCUIT
ERROR
PC9A1
AMPLIFIER
9-2
+18V(C)
CN951
NC
+18V(C)
AND
+18V(C)
+18V(C)
+18V(C)
GND
GND
GND
GND
GND
/PMS
PMS
+5V(A)
GND
CN953
+5V(T)
GND
AND
PWEA-058