Yamaha X94 Series, Руководство по обслуживанию

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2-5
ELEC
– +
Battery pack
How to check the absolute battery capacity
Check the *
1
absolute battery capacity as fol-
lows:
1. Hold down the battery capacity indicator
button “ ” 1 for 30 seconds.
2. The *
1
absolute battery capacity is indicated
by the four battery capacity indicator lamps
2
on the battery pack.
TIP
While holding down the battery capacity indi-
cator button “
” for 30 seconds, the lamps will
display the currently applicable conditions
(residual battery capacity, *
2
error diagnosis,
Total number of battery charging cycles), for
five seconds for each condition.
*
1
Absolute battery capacity:
Absolute battery capacity is not the relative
specified electric power capacity that the
battery pack has at any given point, but the
actual electric capacity that the battery pack
itself can store. The capacity at the time of
shipment is considered 100%.
*
2
The error diagnosis are displayed only dur-
ing a malfunction, and is not displayed in
normal state.
The table below indicates the relationship
between the absolute battery capacity and the
battery capacity indicator lamps.
3
2
1
4
2
1
On
Display of the absolute battery capacity
Off On
battery capacity indicator
lamps on battery pack
Absolute battery
capacity (%)
battery capacity indicator
lamps on battery pack
Absolute battery
capacity (%)
0 to 24% 50 to 74%
25 to 49% 75 to 100%
3
2
1
4
3
2
1
4
3
2
1
4
3
2
1
4