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Only for training and service purposes

LGE Internal Use Only

4. Trouble Shooting

1VSQPTF

(FOFSBUJPOPGBOFSSPSDBVTFECZ%$

MJOLWPMUBHFEFUFDUJPOFSSPS

*UFNTGPSDIFDLJOH

$IFDLJOH%$MJOLWPMUBHFEFUFDUJPOFSSPS

4FUUIFUFTUFSJO%$7PMUBHF.PEFBOEDIFDLUIFDVSSFOU

$IFDLJOHUIFWPMUBHFCFUXFFO%$-BOE.JDPN@(/%

5IFTUBOEBSEPGOPSNBMWPMUBHFNFBTVSFNFOUJT_7

*GUIFNFBTVSFNFOUJTEJGGFSFOUGSPNUIFTUBOEBSESFQMBDF1$#"

$BVUJPO8IFOUIFNFBTVSFNFOUJTNBEFJOUIFTUBUFUIBUUIFFMFDUSJDJUZJTBQQMJFEDIFDLUIFUFTUFS

GPSCFJOHJOUIFNFBTVSFNFOUNPEFBOECFDBSFGVMUPBWPJEQPTTJCMFTIPSUPGUIFQBSUTPUIFS

UIBOUIFNFBTVSJOHQBSU

Apply the electricity.

Turn indoor devices off.

Measure voltage.

Replace PCBA.

Current detection

part is normal.

$IFDLJOHNFUIPE

Within 2.3~2.7V

Ⲽ1$#"1$#"TTFNCMZ

:F T / P

%$-JOL%FUFDUJPO$JSDVJU

6.7 Troubleshooting Outdoor Error

CH 21 (DC Peak / Comp IPM Fault)

LG CT24 NP2 User Manual

Questions and Answers: