# Display for APU2C4

**URL:** <https://community.ipfire.org/t/display-for-apu2c4/9281>\
**Category:** Hardware\
**Created:** [27 January 2023 12:51 UTC](https://community.ipfire.org/t/display-for-apu2c4/9281 "2023-01-27T12:51:28Z")\
**Posts on this page:** 7\
**Page:** 1

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**Author:** ![goerdi](https://community.ipfire.org/user_avatar/community.ipfire.org/goerdi/32/9771_2.png) [@goerdi](https://community.ipfire.org/u/goerdi)\
**Post date:** [27 January 2023 12:51 UTC](https://community.ipfire.org/t/display-for-apu2c4/9281/1 "2023-01-27T12:51:28Z")

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Hi !

My router is an apu2c4 which has no graphical hardware interface …  
I remember in the beginning of it there were things like a serial terminal available  
(a display with serial port and a keyboard) i guess this is hard to find… 🙂  
How can i realize at least a display at the apu 2c4 ?

Ciao Gerd

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**Author:** ![cfusco](https://community.ipfire.org/user_avatar/community.ipfire.org/cfusco/32/9213_2.png) [@cfusco](https://community.ipfire.org/u/cfusco)\
**Post date:** [27 January 2023 13:01 UTC](https://community.ipfire.org/t/display-for-apu2c4/9281/2 "2023-01-27T13:01:36Z")

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You need a serial-usb adapter and a software terminal emulator. One that does not require a driver is [this](https://www.pcengines.ch/usbcom1a.htm) one.

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**Author:** ![bbitsch](https://community.ipfire.org/user_avatar/community.ipfire.org/bbitsch/32/7420_2.png) [@bbitsch](https://community.ipfire.org/u/bbitsch)\
**Post date:** [27 January 2023 13:03 UTC](https://community.ipfire.org/t/display-for-apu2c4/9281/3 "2023-01-27T13:03:53Z")

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The system console on the APU system is on the serial port ( RS232, V.24, … ).  
You access this console with a good old terminal ( VT100 or others ) or with an USB serial adapter and terminal software ( PuTTY for example ).

Configuration of IPFire is mainly done by the WebGUI or SSH.

The serial console is needed for installation or troubleshooting of systems with broken networking only.

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**Author:** ![goerdi](https://community.ipfire.org/user_avatar/community.ipfire.org/goerdi/32/9771_2.png) [@goerdi](https://community.ipfire.org/u/goerdi)\
**Post date:** [27 January 2023 14:10 UTC](https://community.ipfire.org/t/display-for-apu2c4/9281/4 "2023-01-27T14:10:50Z")

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Hi !

I know… but i said its standalone somewhere in the heating room where the switch and DSL Line is…  
I want only there a display to see what is going on during boot time…

Ciao Gerd

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**Author:** ![bbitsch](https://community.ipfire.org/user_avatar/community.ipfire.org/bbitsch/32/7420_2.png) [@bbitsch](https://community.ipfire.org/u/bbitsch)\
**Post date:** [27 January 2023 14:22 UTC](https://community.ipfire.org/t/display-for-apu2c4/9281/5 "2023-01-27T14:22:28Z")

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> [@goerdi](#):
>
> I want only there a display to see what is going on during boot time…

Two possible scenarios:

- you are at place of your IPFire. With a laptop with USB adapter and terminal emulator you can watch the output. Or you buy an used real terminal ( no idea how the prices are ).
- you want to watch from your working place, not in the installation room. A little computer ( Raspi for example ) with serial connection and terminal software can transport the data via ethernet to your working place.

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**Author:** ![goerdi](https://community.ipfire.org/user_avatar/community.ipfire.org/goerdi/32/9771_2.png) [@goerdi](https://community.ipfire.org/u/goerdi)\
**Post date:** [27 January 2023 14:31 UTC](https://community.ipfire.org/t/display-for-apu2c4/9281/6 "2023-01-27T14:31:48Z")

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Hi !

I want to watch it when im in the heating room w/o having a laptop or similar with me…  
🙂

Ciao Gerd

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**Author:** ![cfusco](https://community.ipfire.org/user_avatar/community.ipfire.org/cfusco/32/9213_2.png) [@cfusco](https://community.ipfire.org/u/cfusco)\
**Post date:** [27 January 2023 14:38 UTC](https://community.ipfire.org/t/display-for-apu2c4/9281/7 "2023-01-27T14:38:33Z")

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With modern hardware, Raspeberry PI or equivalent cheap computer (even older models) + Null modem cable + USB2Serial adapter + keyboard + monitor.
