29
170X4
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Repair Flow Chart (Continued)
AC IN
Power supply
board
Main panel
625~765Vrms
Inverter panel
Fluorescent
Lamp
LCD panel
3.3V DC
12V DC
12V DC
No power
(power indicator off)
Check
12V/3.3V DC
Check
control panel
No
Yes
Yes
Check control
wires
Check Main panel
Check Main panel
Summary of Contents for SH3L 170X4
Page 8: ...170X4 8 Go to cover page Warning message table Warning message table ...
Page 11: ...170X4 11 Go to cover page Wiring Diagram ...
Page 39: ...39 9 Go to cover page Scaler C B A 170X4 ...
Page 40: ...40 9 Go to cover page Scaler C B A 170X4 ...