6-88
*3 You can check the
er4
alarm sub code on the alarm history selection of the alarm information on the keypad.
To access this screen, press the
key to return to the menu screen, and move the arrow on the left edge of the
screen to "7. Alarm information" using the
/ key, then press the key. On the latest and last three alarm
history item screen, select an item you are interested in, press the key, and then press the key once to
show the screen below. Note that this error code displays the first cause for
er4
. Since every heavy alarm 1 is
preceded with a light alarm, this code shows the light alarm even for a heavy alarm 1 when o30=0.
Figure 6.5.11 Alarm Subcode Confirmation Screen
ＳＵＢ = ××××
ＡＬ = Ｅｒ４ ＡＬ = ×××
ＡＬ = ××× ＡＬ = ×××
∧∨ÆＰＡＧＥ ＳＨＩＦＴ２３
1: Light alarm
2: Heavy alarm 1
4: Heavy alarm 2
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