Toshiba RAV-SM562XT-E Service Manual page 24

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9-2. Self-Diagnosis by Remote Control
(Check Code)
(1) If the lamps are indicated as shown 00 to 03 in
Table 9-1-1, exchanger the self-diagnosis by the
remote control.
(2) When the remote control is set to the service
mode, the indoor controller diagnoses the
operation condition and indicate the information of
the self-diagnosis on the display of the remote
control with the check codes. If a fault is detected,
all lamps on the indoor unit will blink at 5 Hz and it
will beep for 10 seconds (Pi, Pi, Pi....). The timer
lamp usually blinks (5 Hz) during the self-diagnosis.
9-2-1. How to use remote control in service mode
AUTOA
START/STOP
FAN
SWING
FIX
ON OFF
FILTER
• Alphanumeric characters are used for the check code.
is 5.
is A.
is C.
SET CLR
RESET CLOCK CHECK
A
B
PRESET
AUTO
MODE
ECO Hi-POWER
TIMER
MEMO
SET CLR
RESET CLOCK CHECK
is 6.
is B.
is D.
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(1) Press [CHECK] button with a tip of pencil to set the
remote control to the service mode.
• "00" is indicated on the display of the remote
control.
• The timer lamp on the indoor unit blinks
continuously. (5 times per 1 sec.)
(2) Press [TIMER 8] button.
If there is no fault with a code, the indoor unit will
beep once (Pi) and the display of the remote
control will change as follows:
00
• Check the unit with all 35 check codes (00 to 22).
as shown in Table 9-2-1.
• Press [TIMER 9] button to change the check
code backwards.
If there is a fault, the indoor unit will beep for 10
seconds (Pi, Pi, Pi...).
Note the check code on the display of the remote
control.
• 2-digits alphanumeric will be indicated on the
display.
• All lamps on the indoor unit will blink. (5 times
per 1 sec.)
(3) Press [CLR] button. After service finish for clear
service code in memory.
• "7F" is indicated on the display of the remote
control.
(4) Press [START/STOP] button to release the service
mode.
• The display of the remote control returns to as it
was before service mode was engaged.
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