Panasonic WU-216MF2U9 - Service Manual - Page 58
Outdoor Unit Control PCB, 1. Outdoor Unit Control PCB CR-72MF2U9 / A748186, U-72MF2U9 / U-96MF2U9
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115. O. Ouutdtdoooor rUUnnititCCoonntrtorol lPPCCBB 3WPACYBVaRnFd FSuYnScTtiEoMns Control Functions 15-1. Outdoor Unit Control PCB CR-72MF2U9 / A748186 (U-72MF2U9 / U-96MF2U9) Terminating resistance pin (CN67) HIC3(CN43) RC1 plug (CN75) OC plug (CN76) RC plug (CN73) 1 EMG plug (CN69) 2 Alarm LED (LED1) Alarm LED (LED2) SW5 3 EEPROM LED (LED3) SW6 4 5 HIC4(CN19) HIC2(CN10) 6 HIC1(CN7) EEPROM memory IC (IC14) SW7 SW4 TEST(CN22) pin CHK(CN23) pin AP(CN24) pin SW3 Snow sensor (CN34) DEF(CN25) pin RUN(CN27) pin SILENT(CN33) 7 Comp. discharge 1 sensor DISCH1(CN55) Outdoor air temp. Gas temp. TO(CN53) Oil detection sensor OIL1,2(CN54) Low-pressure sensor LPS(CN49) SW2 SW1 sensor at 8 Suction gas temp. SCG(CN77) heat exchanger 1, 2 EXG1,2(CN61) Suction temp. Liquid temp.sensor SCT(CN65) at heat exchanger 1, 2 EXL1,2(CN60) High-pressure sensor HPS(CN46) STOP(CN28) pin A. ADD (CN30) pin MODE (CN40) pin 9 1 - 50