Specifications

17" CDT Color Monitor AOC FT720
17
6-2 Abnormal Display
1.No Signal On Screen
CHECK FBT RELATIVE CIRCUIT
LESS THAN 400V
O
K
N
G
N
G
O
K
O
K
N
G
O
K
N
G
CHECK THE OUTPUT VOLTAGE
CHECK THE B+ VOLTAGE OF
CHECK THE VOLTAGE OF CRT
CATHODE ABOUT 40Vpp
CHECK THE VOLTAGE OF FBT SCREEN
CHECK THE RELATIVE CIRCUIT
CHECK THE 12V PIN
OF SMPS ON MAIN PCB
RELATIVE CIRCUIT
OF P802 CONNECTOR
ABOUT 400V TO 700V
EXCEED 700V
CHECK FBT & CRT RELATIVE CIRCUI
T
CHECK VIDEO IC801 VCC ABOUT 5V
OF IC801 PIN19, 20, 21 ABOUT 4Vpp
CHECK THE IC802
OF IC801 PIN10,18 Vcc CIRCUIT
OR REFER ITEM 6-1
VIDEO PCB ABOUT 80V
CHECK THE 80V RELATIVE CIRCUIT
英华家电维修资料专用 QQ:505966338