Proview P6NS Series - TROUBLE SHOOTING HINTS

H. TROUBLE SHOOTING HINTS
22
IC501 (7)
＞ 14 V ?
No No
Yes
No
Yes
No
Yes
No
Yes
NO POWER
T501 (7)
160 V ?
IC501(6)
14Vp-p ?
D510 (-)
15.5V ?
CHECK
F501,D514 ,
D515,D516,
D517
CHECK
IC501,R539,
D505,ZD551
CHECK
D510,Q501,
Q508
CHECK
IC501,Q504
CIRCUIT
SHORT
BRIGHT HOR. LINE
APPEAR ON THE
SCREEN
T501(7) VOLTAGE
AC120V IN 160V
AC220V IN 294V
AC230V IN 308V