Fujitsu AO*G09KXCA Series, Service Instruction

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Forecast of Cause:
1. Connection cable failure of Wireless LAN router, 2. Wireless LAN router failure
3. Connection between A/C and Wireless LAN adapter failure
4. Network connection between Wireless LAN adapter and Wireless LAN router failure
5. Wireless LAN adapter PCB failure, 6. Controller PCB failure
Communication Error
(”Trou.26” and “Trou.28” are simultaneous
Error)
Trouble shooting 29
INDOOR UNIT Error Method:
Detective Actuators: Detective details:
Indicate of Display:
Wireless LAN adapter :
LED 1 (Green) : Flashing Fast
LED 2 (Orange) : Flashing Fast
Wireless LAN adapter PCB
Indoor unit Controller PCB
When the "External Communication Error" and "Network Communication Error"
has occurred at the same time.
NG NG
Indoor Unit :
Operation Indicator : 1 time Flash
Timer indicator : 8 time Flash
Wireless LAN router
Check Point 2 : Check the connection status and transmission state
Check the Wireless transmission state of Wireless LAN router.(LED status)
>If the wireless transmission from the Wireless LAN Router has not been outgoing,
Please the inquiry to “Wireless LAN router maker”.
Check Point 3-1 : Turn on power again of Air conditioner
If Check Point 1,2 do not improve the symptom,
turn on power again
of the Air conditioner,please wait 60 seconds.
YES
Wireless LAN adapter : LED 1 (Green) : Flashing Fast , LED 2 (Orange) :ON
Did the display pattern will change?
NO
> When the flashing pattern of the LED 2(Orange) is “ON” >> Refer to “Check Point 3-2”.
> When the flashing pattern of the LED 2(Orange) is “Flashing Fast” >> Refer to “Check Point 4”.
Controller PCB
Check the connection status to the Internet and Wireless LAN router.
>If the Wireless LAN Router is not connected to the Internet,
Please check the transmission between
"Wi-Fi products of other than Air conditioner" and "Wireless LAN ruter".
>
When there is no problem with Wi-Fi products >> Refer to “Check Point 4”.
Check Point 1-1 :
Check the position of wireless LAN router
Please make sure that the wireless LAN router locates to
the place in the limitation for the wireless communication,
If the distance between the LAN adapter and the router
was out of specification, change the position of the router.
To NEXT PAGE
OK
Ex. ) Wi-Fi products
PC
GAME
02-33
NG
or
Check Point 1-2 : Check the connection cable
Check the connection cable on the Wireless LAN router.
>If there is loose connector, open cable or miswiring, correct it.
OK
Error code: [ E: 18 ]
Economy indicator: Continuous Flash