--------------------------------------------------
The signal and/or power Determine if the
cable of the new device is signal and/or power
defective. cable is defective
by connecting another
cable.
---------------------------------------------------------------------------
The system locks up Switch 3 on the vertical Change Switch 3 to
when a backup to tape circuit board is the tape/diskette
is attempted. incorrectly set. drive installed
position (the
on/closed position).
--------------------------------------------------
The signal or power cable Ensure that the
is not securely connected cables are properly
to the tape drive. and securely
connected to the tape
drive.
--------------------------------------------------
The power and/or signal Determine if the
cable connected to the power and/or signal
drive is defective. cable is defective
by connecting another
cable.
--------------------------------------------------
The tape drive is not Call the manufacturer
supported by the Compaq of the tape drive to
internal controller. verify that it is
supported by the
Compaq controller.
===========================================================================
Table 7-5. LED Problems
===========================================================================
Problem Probable Cause Recommended Action(s)
===========================================================================
An LED doesn't come on The light pipe for the LED Ensure that the light
or is dim. is not installed properly. pipe is even with the
outside surface of
the expansion base
and reinstall or
replace it if
necessary.
--------------------------------------------------
The LED is defective. Determine if the LED
is defective by
completing the
following steps:
1. Remove the
appropriate switch
(power switch or
eject switch *)
from the top cover
of the expansion
base, but do not
disconnect the
cable harness.
2. Remove the switch
board from the
rest of the
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