System Functions
Safety, Operation and Maintenance Manual - Aug 2012
3-77
SY115C9/135C/155H Crawler Hydraulic Excavator
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key: Decrease the frequency.
>
key: Increase the frequency.
If this button is pressed during automatic tun-
ing, automatic tuning will be cancelled. The
setting returns to the previous frequency be-
fore the button is pressed.
Sound effect conversion methods:
●
VOL - Volume: Press “+” in order to in-
crease the volume, which can be increased
to 40. Press “-” in order to decrease the
volume, which can be decreased to 0.
●
BAS - Bass
:
Press the SEL key (2) in or-
der to access sound effect and select BAS.
Press VOL key (10) within 5 seconds in
order to change the bass level b7
and -7.
●
TRE - Treble: Press the SEL key (2) in or-
der to access sound effect and select TRE.
Press VOL key (10) within 5 seconds in or-
der to change the treble level b7
and -7.
●
BAL - Balance: Press the SEL key (2) in
order to access sound effect and select
BAL. Press VOL key (10) within 5 seconds
in order to change the balance of the left
and right audio channels between L9 and
R9. BAL.0 means that both audio channels
are kept balanced.
Remark:
For any mode, the display will return to show
previous setting if no operation is done within
5 seconds.