Error Check Mode And Resolution; Error Cancelation Method - LG PSF1032A Service Manual

▣ Error check mode and resolution

Error
Error display
Code
Error LED on-and-off 1 time
1
(
● ●
2
Error LED on-and-off 2 times
(
●● ●●
Error LED on-and-off 4 times
4
(
●●●●
Error LED on-and-off 5 times
5
(
●●●●● ●●●●●→)

▣ Error cancelation method

Control PCB error
Cancel error using clear
switch
Cancel error using
power line
Error detail (Check limit)
Line Voltage Error Check
(220V ± 15% or more)
●→)
BLDC FG Error Check
(Less Than BLDC 1,400 RPM)
●●→)
Input Current Error Check
(Unstable lightron oscillation)
●●●●→)
P/Supply Inne Temperature
Error Check
1. Turn on power line
2. Check error LED
3. Press the error clear switch for 2 seconds. (Wait until the flashing LED is turned off)
4. Wait 30 seconds after the power line is turned off. (Discharge fully)
5. Check for relighting
1. Turn on power line
2. Turn off power line between 3~5 seconds
3. Repeat 1~2 process 5 times.
4. Wait 30 seconds after the power line is turned off on the last 7th time.
(Discharge fully)
5. Check for relighting
Unstable input power voltage and
operation with overvoltage
Check whether BLDC is locked and
whether BLDC cable is connected
Check whether the lightron is operating
normally and whether the system fan is
operating
Check whether the PSM cooling fan is
operating
17
Check point