Philips HUDSON4 150S5FG/00 Service Manual page 41

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Repair Flow Chart
12V DC
Inverter panel
625~765Vrms
Fluorescent
Lamp
No power
(power indicator off)
Check
12V/3.3V DC
Yes
No
Check
control panel
Yes
Check Main panel
AC IN
Power supply
board
3.3V DC
Main panel
LCD panel
Check control
wires
Check Main panel
150S5
Go to cover page
12V DC
41