Toshiba RAV-SM2246AT8J-E Service Manual page 93

2. Service support functions (LED display and switch operation)
(1) LED display switching (SW01 and SW02 operation)
(1)-1. Display switch list
Service switches SW01 and SW02 can be used to change the display content of LEDs D800 to D805 on
the outdoor unit.
[Method of Operation]
1) Ensure the LED display shows the initial state. If not then ensure to return it to the initial state.
2) Push SW01 several times until reaching the desired display item.
LED display
D800 D801 D802 D803 D804 D805
D800 D801 D802 D803 D804 D805
D800 D801 D802 D803 D804 D805
D800 D801 D802 D803 D804 D805
D800 D801 D802 D803 D804 D805
D800 D801 D802 D803 D804 D805
D800 D801 D802 D803 D804 D805
D800 D801 D802 D803 D804 D805
D800 D801 D802 D803 D804 D805
D800 D801 D802 D803 D804 D805
D800 D801 D802 D803 D804 D805
D800 D801 D802 D803 D804 D805
D800 D801 D802 D803 D804 D805
D800 D801 D802 D803 D804 D805
D800 D801 D802 D803 D804 D805
D800 D801 D802 D803 D804 D805
: Go ON : Go OFF
3) Push SW02 to switch to the desired display item.
4) To access the other display items repeat steps 1) to 3).
5) Before exiting ensure to perform step 1) and set the LED to the initial state (current abnormality
indication).
Trouble indication (Current trouble)
Displays the current trouble.
Will not appear if no trouble has occurred.
Trouble indication (Latest trouble: latest and including current trouble)
Previous trouble can be checked using this setting, for example, after
previous trouble has been resolved (and even after the power has been turned off).
∗ If trouble is currently occurring then the same content will be displayed.
∗ TO sensor trouble only and thus this setting does not display. (Check using
the current trouble setting).
Discharge temperature sensor (TD) indication
Displays the discharge temperature sensor (TD) value.
Outdoor heat exchanger temperature sensor (TE) indication
Displays the outdoor heat exchanger temperature sensor (TE) value.
Outdoor heat exchanger temperature sensor (TL) indication
Displays the outdoor heat exchanger sensor (TL) value.
Inlet temperature sensor (TS) indication.
Displays the inlet temperature sensor (TS) value.
Outdoor external temperature sensor (TO) indication.
Displays the outdoor external temperature sensor (TO) value.
Heat sink temperature sensor (TH) indication.
Displays the heat sink temperature sensor (TH) value.
Current indication.
Displays the outdoor unit current value.
Compressor operation frequency indication.
Displays the operating frequency of the compressor.
PMV opening indication.
Displays the degree to which the PMV is open.
Indoor suction temperature sensor (TA) indication.
Displays the indoor suction temperature sensor (TA) value.
Indoor heat exchange temperature sensor (TC) indication.
Displays the indoor heat exchange temperature sensor (TC) value.
Indoor heat exchanger sensor (TCJ) indication.
Displays the indoor heat exchanger sensor (TCJ) value.
Low pressure sensor (Ps) indication.
Displays the low pressure sensor (Ps) value.
Refrigerant leak indication.
Displays if a certain amount of refrigerant has leaked.
: Flash (5 times/sec)
Control content
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