ICP DAS USA LP-8 4 Series General instructions

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L
LP P- -8 8x x4 4x x
O
OS S_ _I Im ma ag ge e U Up pd da at te e G Gu ui id de e
(v1.6)
The OS image parameters are specified as follows:

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1.【Required Software Versions】
Before updating OS image, check the shipment date for your device. This is important as
there are two versions of the OS image update depending on the shipment date:
If the shipment date is earlier than 2013/03/25, you will only need to download
the latest version of the OS image file and the boot.ini file.
(file name: lp8x4x_os_image_later_than_2013.zip)
If the shipment date is later than 2013/03/25, you will need to download the
latest version of /boot/ directory, which includes the OS image file, and the
boot.ini file, etc.
(file name: lp8x4x_os_image_later_than_2013.zip)
For details, refer to the following web pages:
https://www.icpdas.com/en/download/show.php?num=990&model=LP-8841-EN
In addition, user can download full content of microSD Card (sd_card.7z), and visit to
https://www.icpdas.com/en/download/show.php?num=991&model=LP-8841-EN
Please note:
The flash and microSD disk have a finite number of program-erase cycles.
Important information should always be backed up on other media or storage
device for long-term safekeeping.

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2.【Preparation】
(1) Preparation tools as below：
Power Supply: +10 to +30VDC (E.g., DP-665)
See https://www.icpdas.com/en/product/guide+Accessories+Power__Supplies+Power__Supply
for a full list of the available accessories.
USB card reader for microSD card × 1 (Fig. 1)
microSD card × 1 (Fig. 2)
Fig.1 USB card reader Fig.2 microSD card
< Important notes regarding microSD cards >
1. Ensure that the microSD card is properly dismounted before unplugging it.
2. Do not power off or reboot the LinPAC while data is being written to or read from the
microSD card.
3. The microSD card must be formatted with a VFAT, EXT2, or EXT3 file system.
4. Scan and repair the microSD card if necessary.

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(2) Insert the microSD card into the USB microSD card reader, and then make a copy of
the directories indicated below, including all the subdirectories, for backup
purposes. The directories that should be copied depend on your shipment date:
If the shipment date is earlier than 2013/3/25, copy the files from the /os_image/
directory of CD or FTP site into the /boot/ directory of microSD card via Windows / Linux
PC. The following figures show the contents of the /boot/ directory (Fig. 3):
Fig.3 LP-8x41 /boot/ directory
If the shipment date is later than 2013/3/25, copy the files from the /boot/ directory on
the CD or FTP site into the /boot/ directory of microSD card via Windows / Linux PC. The
following figures show the contents of the subdirectories (Fig. 4):
Fig.4 LP-8x41 /boot/ subdirectories
(3) Turn off the power to the LP-8x41, and connect Ethernet cable,VGA cable and
microSD card to the LP-8x4x.

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(4) Move the rotary switch to position 2, as shown in Fig. 5.
Fig.5 Move the rotary switch to position 2
By the way, user can try ‘wget’ command to download files served with ftp over a network in LP-8x4x.
Command: wget ftp://ftp.icpdas.com/pub/cd/linpac/napdos/lp-8x4x/SD_Card/boot/2/lp8x4x_1.16_m.bin
Command: wget ftp://ftp.icpdas.com/pub/cd/linpac/napdos/lp-8x4x/SD_Card/boot/2/boot.ini
If download completely, copy files into default directory.

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3.【Update Procedure】
< Important Notes >
1. Ensure that you perform a backup of any important files, before attempting to update
the OS image.
2. DO NOT power off or reboot the controller while the OS image is being updated, as this
may result in the OS image becoming corrupted, which may cause the controller to
malfunction.
(1) Turn on the power to the LP-8x4x, and the screen illustrated in Fig. 6 will be
displayed.
Fig. 6 Burning screen
(2) Move the rotary switch to position 0,as show in Fig. 7, and the OS Image will begin
loading from the SD card, as illustrated in Fig. 8, then monitor the upload process.
Fig. 7 Move the rotary switch to position 0 Fig. 8 Loading the OS Image

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(3) Being uploading the OS Image to the Flash memory on the LP-8x4x, as show in Fig. 9.
Fig. 9 Uploading the OS Image to the Flash memory
(4) After the upload process is complete, the LP-8x4x will automatically reboot to finalize
the update process, as show in Fig. 10. Once the boot sequence is complete, the
XWindows screen will appear, as show in Fig. 11.
Fig. 10 Starting screen Fig. 11 Boot sequence completely