LG Flatron F900P

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4. NO RASTER
NO VIDEO
(POWER INDICATOR
GREEN or AMBER)
CHECK
POWER INDICATOR
GREEN or AMBER ?
CHECK
SCREEN CONTROL
KNOB OF FBT
CHECK
VOLTAGE AT
D974/D975 CATHODE (195V)
D976 CATHODE (80V)
IC971 OUT (12V)
IC952 CATHODE
(6.3V)?
CHECK
IC401 (MICOM) PIN 6
5V (HIGH), IC801 PIN 2
12V (HIGH)?
ROTATE SCREEN
CONTROL KNOB TO
CLOCKWISE or
COUNTER CLOCKWIES
TROUBLE IN
IC401 (MICOM),
IC801
TROUBLE IN
CDT SOCKET, BOARD
TROUBLE IN PRIMARY
CIRCUIT OF T901
TROUBLE IN
P401, P101, P702, P302
SIGNAL CABLE
AMBER
GREEN
OK
YES
NO
YES
NO