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HOLUX GR-231 Bluetooth GPS Receiver Manual
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7. Driver Installation
You can use any GR231 accessories data cable without installing driver except
GR230-A2 USB cable. The following is the steps of installation GR230-A2 USB
cable.
7.1 System Requirement
CPU: IBM, Pentium, or other compatible PC.
Memory: above 16 MB
System: Windows 98/Me/2000/XP
7.2 Installation
I. Copy entire GM231 USB folder from CD to hard disk.
II. Connect GR-230-A2 USB connector to computer without GR-231 GPS receiver.
While the computer automatically starts the installation program, please direct
the driver to the GR231 USB folder.
7.3 Important
Verify the COM port to start using your own navigation software.
I. Click <Start> menu, select → <Setting>, then enter→ <Controller>
II. After entering <Controller>, and select <System>.
III. Select <Device Manager>.
IV. Find the < Connector(COM & LPT)> and check the Virtual COM Port, which
was created by the USB driver.
Please note that the virtual COM port number might be different from every
computer. Before using navigation software, please confirm the COM Port numbers
created by your computer and provided by your navigation software. Otherwise, the
navigating software won’t receive the satellite signal, because of the un-match
COM Port setting.
8. Warranty
The GR-231 is warranted to be free from defects in material and functions for a
period of one year from the date of purchase. Any failure of this product within this period
under normal conditions will be replaced at no charge to the customers.