MC-12HD Software Upgrade Instructions
1-1
SOFTWARE INSTALLATION INSTRUCTIONS
This manual contains MC12-HD software upgrade installation
instructions. If you are doing a software update, follow the instruc-
tions within this manual.
This software upgrade supports the following products:
MC-12HD Digital Controller
INSTALLING THE SOFTWARE UPGRADE
The software installation procedure is comprised of two parts:
1. Installing the upgrade program on your computer.
2. Using your computer to upgrade the MC-12HD.
THE COMPUTER MUST MEET ALL OF THE
FOLLOWING REQUIREMENTS:
• Windows® 95, 98, ME, 2000, or XP operating system
• 2.5MB of available hard drive space
• RS-232 or USB connector*
* A USB-to-serial port adapter is required if the computer has only a USB
connector. It is not required if the computer has an RS-232 connector.
Refer to “Preserving User Settings” on page 1-3 for additional information.
The serial extension cable must meet the following requirements:
• Straight-through male-to-female cable
• DB-9 RS-232 connector (9-pin)
Figure 1-1: RS-232 Cable
MAKING CONNECTIONS
If the computer has only a USB connector, a USB-to-serial port
adapter is required to make the connection to the MC-12HD. It is
not required if the computer has an RS-232 connector.
Certain USB-to-serial port adapters have been reported to be
incompatible with the upgrade kit. For a current list of known-
compatible adapters, visit the knowledgebase area of the Lexicon
website at www.lexicon.com/kbase
Figure 1-2: Serial port-to-serial port connections.
Wiring for a 9-pin to 9-pin serial connection requires a male-to-female straight
through cable as shown here.
MC-12HD
Transmit Data 2
Receive Data 3
Ground 5
Computer
2 Receive Data
3 Transmit Data
5 Ground
9-pin D-shell
(Male)
9-pin D-shell
(Female)
Cable Ends
Pin
Pin
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