Sharp JH-1600E Service Manual page 25

Activation time 300ms
Case.1 Cause Bad utility waveform
Check Check the waveform of the utility.
Action Avoid the interference on the utility waveform.
Case.2 Cause Defect of the solar power conditioner.
Check If the error message "E-21" appears frequently after restart the solar power
conditioner, the solar power conditioner is in abnormal condition. If this error
occurs four times successively, "d-21" is displayed and the solar power
conditioner stops.
Action Replace a new solar power conditioner.
Error code
E-22(d-22)
Description DC offset over rating
Protection level ---
Activation time ---
Case.1 Cause Caused by load used near the solar power conditioner, DC (75mA) is included
with the output of the solar power conditioner.
Check Confirm that the solar power conditioner and restarts.
Action ---
Case.2 Cause DC offset detector circuit is abnormal.
Check If the error message "E-22" appears frequently after restart the solar power
Action Replace a new solar power conditioner.
Error code
E-23(d-23)
Description Fin high temperature
Protection level (Start de-rating temp. / stop temp. / recovery temp.)
conditioner, the solar power conditioner is in abnormal condition. If this error
occurs eighty times successively, "d-22" is displayed and the solar power
conditioner stops.
Choke : 71/75/69
D2d 200V : 78/81/58
D2d 320V : 69/72/58
Inverter : 72/74/58
DSP board : 80/84/58
Recovery method : C
Recovery when temperature under spec.
24