If Things Go Wrong - Acorn Computers Limited A4000 Welcome Manual

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If things go wrong

T
No picture
Check that
Flickering or flashing display
Check that the connectors between the monitor and the computer are tight. Switch off
both the computer and the monitor, and push in the connectors firmly. Tighten the
screws of the connector to the computer back panel with a small flat-bladed
screwdriver.
Different screen display
If the computer starts up with a different display, or other unexpected things occur
while you are using it, the system configuration may be set incorrectly.
See the chapter entitled Resetting and power-on in the RISC OS 3 User and
Applications Guide, which
configuration.
his chapter offers solutions to some problems you might encounter while you I are
getting started with your computer. If none of these help, consult your supplier.
the screen has not simply blanked as a result of the Blank delay set in !Configure (
if this is the case, moving the mouse or pressing Shift will restore the display)The
RISC OS 3 User and Applications Guide explains how to use !Configure
the power supplies to computer and monitor are connected
the monitor is connected to the computer, using the correct cable, the right way
round
the computer is turned on
the monitor is turned on
the brightness control on the monitor is not turned down
tells you how to restore your computer to its default (factory)

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