Datasheet

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24
Troubleshooting
1. System fails to find the PCI Express Parallel Board or LPT port.
A: It may cause by following issue:
a. The board is not properly plugged into the PCI Express slot.
b. Please clean the golden finger.
c. The PCI Express slot is defective. Please try other slots until you find one
that works.
d. The mainboard does not have an available IRQ for the this board. Enter
the PC’ss BIOS and make sure an IRQ setting is available in the
PCI/PnP settings.
e. The board itself might be defective. You can try another mainboard
testing this board working or not.
2. There is a blue screen when I entry operation system.
A: The possible reason is an IRQ or I/O address conflict with other PCI
Express bus adapters, such as LAN or serial boards, or with the system
BIOS. Refer to the corresponding problem in the previous FAQ for
solutions.
3. There are some exclamation marks on the LPT port and Parallel Card
in device manager.
A: It caused by the wrong driver installing. Please uninstall current driver by
following driver uninstall chapter, and delete SUNIX parallel card and LPT
port in the device manager. Then please reboot the PC, and re-install the
correct or latest driver which can download from SUNIX offical website
(http://www.sunix.com.tw/). If problem still happens, please contact with us
for detail technical product information.