Problem Symptoms and Measures SiENBE05-722_A
66 Service Diagnosis
Check Method 2
1. Press the center of the TEMP button and the MODE button at the same time.
The figure of the ten’s place blinks.
2. Press the TEMP
s or t button and change the figure until you hear the sound of “beep” or
“pi pi”.
3. Diagnose by the sound.
H“pi” : The figure of the ten’s place does not accord with the error code.
H“pi pi” : The figure of the ten’s place accords with the error code but the one’s not.
H“beep” : The both figures of the ten’s and one’s place accord with the error code.
The figures indicated when you hear the “beep” sound are error code.
(Error codes and description
→ Refer to page 68.)
4. Press the MODE button.
The figure of the one’s place blinks.
(R4272)
(R4273)
(R4274)
(R4275)
(R4276)
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