Marschall JCM900 4100 Mode D'emploi page 3

WARNING! IMPORTANT SAFETY INSTRUCTIONS
WARNING:
Before going any further, make sure
that your amplifier is compatible with
your electricity supply. If you have any
doubt, please seek help from a qualified
technician – your Marshall dealer can
help you in this respect.
MAINS INPUT & FUSE:
Your amplifier is provided with a
detachable mains (power) lead which
should be connected to the Mains Input
socket on the rear panel of the amplifier.
The specific mains input voltage rating
that your amplifier has been
manufactured for is indicated on the
rear panel of the amplifier.
The correct value and type of mains
fuse is specified on the rear panel of the
amplifier.
NEVER attempt to bypass the fuse or fit
one of the incorrect value or type.
TRANSPORTING YOUR EQUIPMENT:
Please ensure that your amplifier is
switched off, unplugged from the mains
electricity supply and all removable
cables have been disconnected from
your equipment before attempting to
move it.
All manuals and user guides at all-guides.com
IMPORTANT SET UP INFORMATION:
1. Make sure that the speaker
2. Ensure that the VOLUME controls on
3. Connect the supplied mains (power)
4. Plug your guitar into the INPUT jack
5. Turn the front panel POWER on
6. After waiting, engage the STANDBY
7. Turn the VOLUME controls up to
cabinet(s) impedance matches that of
the amplifier. See IMPEDANCE
SELECT in this manual (Rear Panel
Functions #6). Always use a proper
speaker cable. Never use a screened
(shielded) guitar cable for this
purpose.
NOTE: Before connecting or
disconnecting the speaker cabinet(s)
you MUST switch the amplifier off
and disconnect it from the mains
electricity supply. Switching on
without a speaker plugged in will
damage the amplifier.
the front panel are set to zero.
lead into the MAINS INPUT on the
rear panel first and then into the
mains electricity supply. (Rear Panel
Functions #13)
socket on the front panel.
(Front Panel Functions #15) and wait
for a few minutes before going to
point 6 below,
switch (Front Panel Functions #14).
your preferred level and your amp is
ready to play.