Ibanez Promethean P300H Mode D'emploi page 12

Troubleshooting
First check that your shielded guitar cable, speaker cable, and power cable are
connected correctly. If possible, use a tester to check the cable or try using an
alternate cable or amp to verify your cable's condition.
1. The power supply cannot be switched on.
• Check that the power cable has been connected correctly.
• Try plugging it into a different socket and see if the same problem occurs.
2. The power supply can be switched on, but no sound is
heard.
• Check that the bass guitar has been connected correctly.
• R emove any external components connected to the effects loop and between
the bass guitar and the amplifier and check to see if any sound is heard.
• Use a different shielded cable and check to see if any sound is heard.
• Check to see if the volume on the bass guitar is set to "0".
• C heck to see if there are batteries in the bass guitar. If there are, check that
they are OK.
• Use a different bass guitar and see if any sound is heard.
• C heck to see if the volume on the amplifier is set to "0".
• Check to see if the headphones are connected.
• Check to see if Mute is engaged.
3. Noise is heard.
• C heck to see if anything in the immediate vicinity is resonating or banging
against the amplifier to produce the noise.
• Check to see if the plug cover on the shielded cable is loose.
• M ake sure that the action (string height) of your bass guitar is set correctly.
• Check to see if the bass guitar batteries are depleted.
• U se another bass guitar, effects or other external components, and cable to
see if the same noise is produced.
In case of defects
This product has passed exhaustive inspections before being shipped from the
factory. Ensure that the above procedures are carried out when a problem is
thought to exist. Contact your dealer in the unlikely event that an abnormality oc-
curs during use. Also, ensure that the symptoms of the problem are explained in
detail when requesting repair in order to facilitate swift handling. Because of im-
provements to this product, the specifications may change without notice.
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