Other Functions; Led Display - Toshiba Carrier MMD-AP0726HP-UL Manuel D'installation

Other functions

q EXCT(CN4)
Can thermostat OFF by shorting this connector.
Use contacts for micro-currents when using external
contacts.
(Use ones that have minimum application loads of 12
VDC and 1 mA or less.)

LED display

q Power LED (LD1) [Red]
Lights when running and power is supplied.
Normally lighted, but ashes if a transmission trouble
occurs on the indoor unit P.C. board.
q Regular operation LED (LD2) [Green]
Lights when transmission with indoor unit P.C. board is
established and operation is regular.
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