Carrier X-POWER Series Service Manual page 144

R410A DC Inverter Series
2.4 LED on PCB instructions
LED3 LED2 LED1
ENC1 ENC3 S12 S3
S7
LED1: Power supply indicator lamp. The lamp will be on if the power supply is normal.
LED2: Running indicator lamp. The lamp will be on if the system running is normal.
LED3: Malfunction indicator lamp of network centralized control chip. The lamp will flash in three-phase
phase sequence protection.
LED4& LED6: Running indicator lamp of inverter module. The lamp will be on if the compressor is running
and will flash when in standby condition.
LED5& LED7: Malfunction indicator lamp of inverter module. The lamp will flash if the inverter module is
faulty and the error code will display on digital tube.
Note:
For 8HP and 10HP model, when it is running, LED7 will be on and LED6 will flash.
162
S8 ENC2 S1
ENC4
S6
S4 S2 S5
LED5
LED4
Carrier service manual
LED7
LED6
Troubleshooting