Gateway FPD 1500 Service Manual page 10

NO RASTER
YES
CHECK
CN602 PIN 1, 2, 5, 6
11, 12, 15, 16
SIGNAL ?
YES
CHECK
CN601 PIN 9, 10, 12, 13,
15, 16, 18, 19
SIGNAL ?
YES
CHECK
CN601 PIN 20
Vsync ?
YES
CHECK
U201 PIN 28
Vsync ?
YES
CHECK
POWER LINE ?
YES
TROUBLE IN
INVERTER
2. NO RASTER
NO
NO
NO
NO
NO
- 10 -
CHECK PC
or SIGNAL CABLE
TROUBLE IN
CMF601, 602, 603, 604
TROUBLE IN
CN601, TMDS CABLE,
LCD MODULE
TROUBLE IN
U601
REFER TO NO POWER