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5
ENGLISH
INSTALLATION
5. How To Connect Cables To The DVD-ROM Drive
1. Connect the power supply cable, control cable and SCSI cable to the connectors at the rear of the DVD-ROM Drive.
Ⅵ Connect to the drive the power supply cable and control cable which extend from the side of the DVD-ROM drive
installation slot.
Ⅵ With the MC-2100U and the MC-8100U models be sure to connect a control cable with the same component No., as
the drive bay No., otherwise proper operation may not be possible.
Ⅵ Insert all connectors firmly.
6. How To Set The Dip and Slide Switches
Ⅵ Always turn OFF the power of Library when you set the dip switch modes.
1. TERM : This selects the use of the built-in terminator.
Ⅵ To use the built-in drive terminator, set the TERM of the drive to ON and the TERM of other drives to OFF.
Ⅵ When not using the built-in terminator, attach an active SCSI terminator to the OUT side of the SCSI connector.
In this case, set the TERM of all built-in drives to OFF.
Power supply cable
Control cable
SCSI cable
Slide switch
14p
4p
Dip switches
WN
Rear section of the DVD-ROM Drive
Ⅵ SCSI cables should be connected as a daisy chain connection. Each connector may be connected to the drive
positions as illustrated in the diagram.
Ⅵ Terminate the physical end of the SCSI bus. To use the built-in drive terminator, read 6 -1.
Ⅵ It is recommended to use an external terminator to improve the stability of the SCSI bus communications.
Connection example of a SCSI cable
(Factory setting)
ON
OFF
1
TERM
ID 2
ID 1
ID 0
234
WN
DIP switch Slide switch
DVD-ROM Drive
DVD-ROM Drive
Library SCSI board
SCSI connector
To be connected with host
computer's SCSI host adapter
Connect an active terminator.
OUT 2
IN 2
OUT 1
IN 1
Internal SCSI ribbon cable
• Up to six drives can be connected normally.
(But only four drives in the case of the MC-2100U
and the MC-8100U)
DVD-ROM Drive
(Terminate here)