Marshall JVM410H Manual De Instrucciones página 4

ENGLISH
QUICK START GUIDE
WARNING! SAFETY INSTRUCTIONS
Please read this manual carefully before plugging in. Follow all instructions and heed all
warnings.
Warning: before going any further, make sure
that your amp is compatible with your mains
electricity supply. If you have any doubt, please
seek help from a qualified technician – your
Marshall dealer can help you with this.
MAINS INPUT & FUSE
The specific mains input voltage rating that your
amp has been manufactured for is indicated on
the rear panel of the amp. Your amp is provided
with a detachable mains (power) lead, which
should be connected to the mains input socket on
the rear panel of the amp.
The correct value and type of mains fuse is
specified on the rear panel of the amp. Never
attempt to bypass the fuse or fit one of the
incorrect value or type.
Warning: your amp must be switched off and
disconnected from the mains electricity supply
before you check and/or change any fuse.
IMPORTANT SET UP INFORMATION
Follow the start-up procedures below to safely
switch on your amplifier. The procedure differs
depending on whether you plan to run your
amplifier into speaker cabinets or for silent
recording.
Warning: failure to comply with the following
points may damage your amp.
Using your amp with speaker cabs
1. Make sure the power handling rating of the
speaker cabinet(s) is/are equal to or higher
than the output power of the amp. Connect
the speaker cabinet(s) to the correct
impedance speaker output(s) on the rear
panel.
Note: only use speaker (unscreened) cables
3
to connect the cabinets.
2. Ensure both the power switch and standby
switch are switched off and set all master
volumes on the front panel to zero.
3. Connect the footswitch cable to the
footswitch and then connect to the
footswitch socket on the rear panel of the
amp.
4. Connect the supplied mains (power) lead into
the mains input on the rear panel first and
then into an electrical outlet.
5. Plug your guitar into the input jack socket on
the front panel.
6. Turn the front panel power switch on. The
switch will glow red.
7. After waiting a couple of minutes, turn the
standby switch on.
Warning: before you turn the standby switch
on, a (speaker) load must be attached to the unit.
Never use your amp without a (speaker) load
attached when the standby switch is on.
Using your amp for silent recording
When the standby switch is off the amp can
be used without a load for silent recording.
This mode allows you to take a signal from the
preamp section without engaging the output
power section.
1. Ensure both the power switch and standby
switch are switched off.
2. Connect the footswitch cable to the
footswitch and then connect to the
footswitch socket on the rear panel of the
amp.
3. Connect the supplied mains (power) lead into
the mains input on the rear panel first and
then into an electrical outlet.
4. Plug your guitar into the input jack socket on
the front panel.
5. Turn the front panel power switch on. The