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5. Relay and Buzzer drive Circuit
Port 6,7,9 of IC4 : Relay ON and OFF drive signal output.
IC3 : Relay ON and OFF drive device.
Fan Motor ON/OFF and Speed control : RL2, RL3, RL4
Compressor ON/OFF control : RL1.
Swing Motor ON/OFF control : RL5
Buzzer is operated by Port 26 of IC4. Operative frequency is 2 KHz, 1/2 duty pulse.
Summary of Contents for DWA-125R
Page 1: ...Manual de Servicio Acondicionador de Aire Tipo Ventana Modelo DWA Y DWC 125R ...
Page 11: ...10 3 WIRING DIAGRAM ...
Page 13: ...12 5 CONTROL BLOCK DIAGRAM ...
Page 14: ...13 6 CIRCUIT DIAGRAM ...
Page 20: ...PCBDRIVINGDESCRIPTION ...
Page 25: ...24 1 IC4 TMP87C809N MICOM 2 IC2 TNY264 SMPS SWITCH IC 8 KEY COMPONENTS OF ELECTRIC CIRCUIT ...
Page 32: ...3 DWC 104R DWC 125R DWA 125R DWA 145R EXPLODED DIAGRAM ...
Page 33: ...1 ...