I/U Sensor Ta Error; Other Indoor Unit Errors - Toshiba RAV-SM562KRT-E Service Manual

Check code
[F10]
(New code)
Is TA connector
CN104 connected
normally?
YES
Is TA resistor
characteristic
normal?
YES
Check MCC-1510 board.
Replace it if necessary.
Check code
[F29]
(New code)
This is an error of non-volatile EEPROM IC10 on the indoor unit board, which occurs during
operation. Replace the service board.
* If EEPROM is not mounted at power on or if no data can be read/written from/in the EEPROM,
auto address mode is repeated. At this time, the AI-NET central controller indicates code "97".
(About 3 minutes)
(Power on)
"SETTING" appears
on the R/C.
Check code name

I/U sensor TA error

NO
NO
* See I/U temp. sensor characteristics-1.
Check code name

Other indoor unit errors

(About 1 minutes)
Sensor TA open or short-circuit
Failure of I/U board
"SETTING" disappears.
(Repeated)
– –
42
Possible causes
Correct connector connection.
Replace sensor TA.
Possible causes
LED (D02) on the I/U
board blinks for about
10 seconds (1Hz).
Reboot
(reset)