ADIC 4000, 7000DLT installation and operation guide Problem Chart

Table 6-1	Problem Chart
Your system does not		The SCSI bus may not be	If the 4000/7000DLT Series
recognize the		correctly terminated	unit is the last or only
4000/7000DLT Series unit			device on the bus, make
(Continued)			sure the terminator is
			installed on the
			4000/7000DLT.
			If the 4000/7000DLT Series
			unit is not the last or only
			device on the bus, check
			the cable connections and
			make sure the terminator is
			installed at the end of the
			bus.
		The SCSI terminator may
		not be at the end of the	Be sure to install a
		bus, or more than two	terminator at each end of
		terminators may be	the bus. One terminator is
		present	usually installed at the host
			system.
		The SCSI bus might be
		too long.	Limit the bus length to the
			ANSI SCSI-2 standard of 6
			meters (19 feet) for single
			ended buses [3 meters for
			the 7000DLT].
		Too many devices might
		be on the bus	Limit the number of
			devices on the bus
			(including the host system)
			to eight.
			Check your system
			configuration rules.
The 4000/7000DLT Series		The 4000/7000DLT Series	Check the 4000/7000 Series
unit does not power up		unit has no power	unit power cord
			connections with the 4000/
			7000DLT Series unit power
			switch OFF.

6-4 Troubleshooting and Diagnostic

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