Samsung DH24ZAX - Page 99

Samsung ElectronicsSamsung Electronics
■ EC19 : When the centralized controller lamp is flickering. (during centralized control)
Set again in order to avoid the duplicated address
NO
YES
NO
YES
YES
Check and replace the communication line
YES
NO
NO
Is the communication line of SET short circuited?
Is the address of Transmiter installed on the indoor
unit set correct?
Check point :
- Defect on the address assignment for the relay equipment connected with centralized controller.
- Defect on centralized controller PCB
- Defect on the indoor unit PCB
Reset the power of SET and check the status of
LED1, LED2 of Transmiter
Replace the PCB of relay equipmint
Replace the relay equipment PCB
Is the LED1 on after centralized controller on and
off after centralized controller off?
Is the LED2 of relay equipment PCB flickering with
the consistent interval?
Replace the PCB of centralized controller
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Trouble Shooting
Duct-ADH1800E-3 4/12/00 5:47 PM Page 6-20