ICP DAS USA LP-8 21 Series General instructions

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L
LP P- -8 8x x2 21 1 a an nd d L LP P- -9 9x x2 21 1
O
OS S_ _I Im ma ag ge e U Up pd da at te e G Gu ui id de e
(v1.1)

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1.【Download OS Image】
Please download the OS Image (lp8k_9k_x.x.tgz) from below web link:
https://www.icpdas.com/en/download/show.php?num=986&model=LP-8421
After decompressing the lp8k_9k_x.x.tgz file, user can find six files. The detail information
of six files, please refer to below description:
Contents of lp8k_9k_x.x.tgz
File Name
Description
MLO
The boot loader files of U-Boot
u-boot.img
uEnv.txt
uImage
The image of Linux kernel
rootfs.ubi
The root files of Linux OS
version
The release version of Linux OS and Linux kernel
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 device while data is being written to or read from the
microSD card.
3. The first partition of microSD card must be formatted with a FAT16/FAT32 file system.
4. Scan and repair the microSD card if necessary.
5. Ensure that you perform a backup of any important files, before attempting to update
the OS image.
6. 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.

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(2) To insert the microSD card into the USB microSD card reader in Windows (or Linux) OS.
User can copy the OS image files of LP-8x21/9x21 to the first partition of SD card, please
refer to below figure:
Fig.3 Build Rescue Disk in Windows platform
Fig.4 Build Rescue Disk in Linux platform
(3) To turn off the power to the LinPAC, and insert microSD card to the LinPAC.

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3.【Update Procedure】
(1) To turn on the power to the LinPAC, and the Linux OS would be installed from microSD
automatically. The recovery process may spend 4 ~ 5 minutes.
(2) If loading the Linux OS successfully, the LED “RUN”status will be turned on.
LP-8x2x
LP-9x2x
Status of “RUN”LED is red
, and "PWR" LED is green.
Status of “RUN”LED is green
(3) After the recovery process completed, user can turn off the power and remove the
microSD card.
(4) Turn on the power, LinPAC will startup, and the total process is completed.Connect
Ethernet cable,VGA cable and USB keyboard to the LinPAC, user will see the below
screen:
Fig.5 Login LinPAC Fig.6 Boot sequence completely