Allen-Bradley 1747-OC Series, User Manual

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1747-UM001A-US-P - March 2000
4-10 Starting the Open Controller
Booting from an external, parallel-port floppy
This method is useful for providing external, floppy-drive access to the
open controller.
Requirements
You need a:
•
floppy drive and appropriate cable to connect to the open controller
parallel port (see “Considerations” below)
•
1747-OCVGA1 or 1747-OCVGAE module, monitor, and keyboard
Considerations
•
The recommended cable and floppy drive are bundled under catalog
number 1747AV-OCFD, which is available from:
Automation Value, LLC
423-609-0222
sales@avllc.com
•
The cable is wired for floppy A only.
Steps
1. Connect the external floppy drive to the parallel port of the open
controller.
2. Change BIOS. Table 4.G show the required BIOS settings assuming that
you are using the cable and floppy drive from Automation Value. The
BIOS settings not shown don’t affect booting from an external,
parallel-port floppy. See chapter 3 for additional BIOS information.
Table 4.G
BIOS settings for booting from an external, parallel port floppy
parallel link
If you are using: This BIOS area: Should have these settings:
1747-OCE Standard CMOS Setup
Floppy Drive A: 1.44 MB 3 1/2
Boot Channel: Primary
Advanced CMOS Setup
Boot Sequence: A:, C:, CDROM
Peripheral Setup
OnBoard Parallel Port: Floppy
1747-OCF Basic CMOS Configuration
Drive Assignments: A:Floppy(Parallel
Port)
Floppy Drive Types: Floppy 0:1.44 MB,
3.5”
Boot 1st: >Drive A:
Boot 2nd: >Drive C: