Pioneer GM-DX971 Manual del usuario - Página 4
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Before you start
Do not allow this unit to come into contact with
CAUTION
liquids. Electrical shock could result. Also, dam-
age to this unit, smoke, and overheating could
Always keep the volume low enough to hear
outside sounds.
result from contact with liquids. The surfaces
of the amplifier and any attached speakers may
Extended use of the car stereo while the en-
gine is at rest or idling may exhaust the bat-
also heat up and cause minor burns.
tery.
In the event of any abnormality, the power
This product is evaluated in moderate and tro-
supply to the amplifier is cut off to prevent
equipment malfunction. If this occurs, switch
pical climate condition under the Audio, video
and similar electronic apparatus - Safety re-
the system power off and check the power
supply and speaker connections. If you are
quirements, IEC 60065.
The graphical symbol
unable to determine the cause, please contact
product means direct current.
your dealer.
Connect either of three subwoofers to the am-
Always disconnect the negative
plifier; 1: a subwoofer with a 300 W (GM-D8701
the battery beforehand to avoid the risk of elec-
and GM-DX871) / 500 W (GM-D9701 and GM-
tric shock or short circuit during installation.
DX971) or larger nominal input and an impe-
Do not attempt to disassemble or modify
dance 4 W, 2: a subwoofer with a 500 W (GM-
this unit. Doing so may result in fire, electric
D8701 and GM-DX871) / 800 W (GM-D9701
shock or other malfunction.
and GM-DX971) or larger nominal input and
an impedance 2 W or 3: a subwoofer with a
CAUTION
800 W (GM-D8701 and GM-DX871) / 1 200 W
(GM-D9701 and GM-DX971) or larger nominal
Always keep the volume low enough to hear
input and an impedance 1 W.
outside sounds.
If the nominal input and impedance are out of
Extended use of the car stereo while the en-
the above ranges, the subwoofer may catch
gine is at rest or idling may exhaust the bat-
fire, emit smoke or become damaged.
tery.
This product is evaluated in moderate and tro-
About the protection function
pical climate condition under the Audio, video
This product has protection function. When this
and similar electronic apparatus - Safety re-
product detects something abnormal, the follow-
quirements, IEC 60065.
ing functions will operate to protect the product
The graphical symbol
and speaker output.
product means direct current.
The POWER/PROTECT indicator will turn red
Connect either of three subwoofers to the am-
and the amplifier will shut down in the situa-
plifier; 1: a subwoofer with a 300 W (GM-D8701
tions outlined below.
and GM-DX871) / 500 W (GM-D9701 and GM-
If the temperature inside the amplifier gets
DX971) or larger nominal input and an impe-
too high.
dance 4 W, 2: a subwoofer with a 500 W (GM-
If a DC voltage is applied to the speaker
D8701 and GM-DX871) / 800 W (GM-D9701
output terminal.
and GM-DX971) or larger nominal input and
The POWER/PROTECT indicator will turn red
an impedance 2 W or 3: a subwoofer with a
and the output will be muted in the situations
800 W (GM-D8701 and GM-DX871) / 1 200 W
outlined below.
(GM-D9701 and GM-DX971) or larger nominal
If the speaker output terminal and speaker
input and an impedance 1 W.
wire are short-circuited.
The serial number is located on the bottom of
this unit. For your own security and convenience,
be sure to record this number on the enclosed
About the protection function
warranty card.
This product has protection function. When this
product detects something abnormal, the follow-
ing functions will operate to protect the product
and speaker output.
placed on the
terminal of
The serial number is located on the bottom of
this unit. For your own security and convenience,
be sure to record this number on the enclosed
warranty card.
placed on the
En
If the nominal input and impedance are out of
Important (Serial number)
the above ranges, the subwoofer may catch
fire, emit smoke or become damaged.
The POWER/PROTECT indicator will turn red
and the amplifier will shut down in the situa-
tions outlined below.
If the temperature inside the amplifier gets
too high.
If a DC voltage is applied to the speaker
output terminal.
The POWER/PROTECT indicator will turn red
and the output will be muted in the situations
outlined below.
If the speaker output terminal and speaker
wire are short-circuited.
Important (Serial number)