Joshua Lin Multiport Serial Board Engineer/Customer Service Department Basic Introduction &...
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![Page 1: Joshua Lin Multiport Serial Board Engineer/Customer Service Department Basic Introduction & Troubleshooting.](https://reader031.fdocuments.in/reader031/viewer/2022020122/5517593a5503460e6e8b471c/html5/thumbnails/1.jpg)
Joshua Lin
Multiport Serial Board
Engineer/Customer Service Department
Basic Introduction & Troubleshooting
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Agenda
Product Introduction Product Features Troubleshooting
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Training Essential
Interface & UART General & Windows & Linux
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In This Section You Will Learn…(Optional)
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Product Introduction
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WHY Multiport Serial Board?
Provide COM ports for host system
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Non-Intelligent MSB Intelligent MSB
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Multiport Serial Board Types
Non-Intelligent(Smartio/Industio)• Up to 8 ports per card x up to 4 cards
in a system.
Intelligent(Intellio) • Dedicated CPU onboard, to decrease
system load.• Up to 32 ports per card x up to 4 cards
in a system.
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Non-Intelligent MSBNaming regulation(In General)
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C X – 1 X X X X
Number of ports
Port type 0: RS-232 1: RS-232/422/485 3: RS-422/485
Options L : Low profile T : Wide temperature E : Optical ESD U : Universal PCI
Bus P: PCI & PCIe I: ISA
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Non-Intelligent Product Features
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Specification
Baud Rate 50bps to 921.6kbps
Operating System Windows, DOS, Linux, Unix
Flow control XON/XOFF, RTS/CTS(RS-232)
Isolation Protection(optional)
2KV
Wide Temperature(optional)
-40°C~85°C
ESD Protection 15KV
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Non-Intelligent MSB
Standard Bracket vs. Low Profile (for small PC)
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Non-Intelligent MSB
Built-in Terminator for RS-422/485• Open: Not using Termination Resistor • Short: Using Termination Resistor
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Troubleshooting
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Troubleshooting
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Host System MSB on board
Hardware Issue Software Issue
Unable to detect MSB by the host
Able to detect MSB, Driver could install on
the system completely
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Hardware Troubleshooting
Step1. Plug MSB, but system hangs. Unplug MSB, system works. (Check if the CPU )
Step2 .Check MSB is fixed Step3. Wipe edge-board contact (gold finger) Step4. Change another card
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Software Troubleshooting
Error Code(Windows Device Manager)• Collect the information and contact Moxa
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Software Troubleshooting
Compile error(Linux)• Should install kernel-source in advance
• Still can’t work, please collect the error massage and contact Moxa.
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If install driver successfully, but still can’t work.
What Should I do?
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Use PComm Utility
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Test Utilities-PComm
What is Diagnostic• Provide internal and external testing, such as IRQ,
TxD/RxD, UART, CTS/RTS, DTR/DSR, DTR/DCD• Multiport Serial Boards only
When to use Diagnostic• Driver Installation completed, then you want to check if
MSB works functionally
How to use Diagnostic• Connect loopback terminator after COM ports and then
run the diagnostics program.
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How to Use Diagnostics
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2. Choose the board
3. Check the results
1. Click the icon