3-4 Samsung Electronics
Outdoor LED Display Error and Check Method (18K/24K/30K)
LED PATTERN
DESCRIPTION
YEL GRN RED
لل
ل
Power off/VDD NG
ل ل
ሱ
IPM OVER CURRENT (O.C)
لل
م
ABNORMAL SERIAL COMMUNICATION
(DISPLAY BOARD : INDOOR ׳OUTDOOR)
ل
مم
ل
ሱم
NORMAL OPERATION
ل
ሱ
ل
COMP STARTING ERROR
ل
م
ሱ
DC-LINK VOLTAGE UNDER/OVER ERROR
PFC OVERLOAD/H/W/ DC LINK OVER
ሱلሱ
OUT-TH(OUTDOOR TEMPERATURE) SENSOR ERROR
ሱلم
DIS-TH(DISCHARGE TEMPERATURE) OVER ERROR
ሱሱل
DIS-TH(DISCHARGE TEMPERATURE)SENSOR ERROR
ሱሱم
CURRENT SENSOR ERROR
HEAT SINK SENSOR/INPUT CURRENT SENSOR ERROR
ሱمل
COMP V LIMIT ERROR
HEAT SINK OVER HEAT
ሱمሱ
COIL TEMP SENSOR SENSOR ERROR (DUAL/SINGLE)
ሱمم
1 MIN TIME OUT COMM
(MAIN MICOM INV MICOM)
لمل
EEPROM DATA ERROR
ملل
FAN ERROR
ملሱ
OTP ERROR
ملم
COMP ROTATION ERROR
مሱل
OPERATION CONDITION SECESSION (DUAL ONLY)
مሱሱ
DC-LINK VOLTAGE SENSOR ERROR/
INPUT VOLTAGE SENSOR ERROR
مሱم
I-TRIP ERROR/PFC OVER CURRENT
ممل
GAS LEAK/EEV OR VALVE ERROR-SELF DIAGNOSIS/HIGH PRESSION BLOCK
ممሱ
AC LINE ZERO CROSS SIGNAL OUT
ممم
POWER ON RESET (1SEC)
ሱلل
CAPACITY MISS MATCH
لሱሱ
TEST OPERATION COOLING MODE
ሱሱሱ
TEST OPERATION HEATIN G MODE
م
LED ON,
ل
LED OFF,
ሱ
LED BLINKING
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