LG PQCPA11A0E Owner's Manual - Page 81

2. Installing ACP Making sure and checking the ACP installation After installing the ACP, the condition of the ACP can be checked by the following flow chart. Checking whether the indoor unit of the air conditioner is connected or not First, it should be checked whether the indoor unit of the air conditioner is connected or not by executing the LG ACCS of the ACP. Check the condtion of the ACP by the following flow chart. Air conditioner is not found at the ACCS of the ACP Are all indoor units not connected? No Yes Perform the PING test at the Successful The LED No command prompt window of the of the LG-NET of the ACP PC blinks? • Check the IP and the gateway address of the ACP • Check whether the LAN cable is normal or not • Hub used: Direct cable • Hub not used: Cross cable • Check whether it is possible for the IP of the PC to communicate with the ACP or not (The first three digits of the private IP should be same to communicate) Yes Recheck after resetting the ACP And then, check whether to replace the ACP or not if any defect is found Is it not connected per outdoor unit? No Yes PI485 LED02G Yes and 03G are continuously blinking? No Recheck the installation wiring of the related PI485 Check the related PI485 DIP switch Check whether the indoor/outdoor communication is normal or not Check the address setting of the indoor unit Check the polarity of the related PI485 A/B line Check the product number of outdoor unit and the product 16 or more indoor Yes units are connected to one outdoor unit? No Recheck the address setting of the indoor unit Check whether the indoor/outdoor communication is normal or not Check the PI485 model name PNF-P14A1M should be used Installation/Owner's Manual 2-67