Samsung Electronics DVM Series Technical Manual page 51

ΙΙ
. Control System
6. Indoor unit PCB option code
Operation method Applicable button Indicating state
Step 4
Method)
Input the third digit of option code
by pressing the temperature
adjustment button (down).
example) 021E31142285
Result)
If 1 is displayed, go to the step 5.
Step 5
Method)
Input the fourth digit of option
code by pressing the fan speed
adjustment button.
example) 021E31142285
Result)
If E displays, go to step 6.
Step 6
Method)
Input the fifth digit of option code
by pressing the On timer button.
example) 021E31142285
Result)
If 3 displays, go to step 7.
ΙΙ
26