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Liberty Electronics: Freedom 100 Terminal Repair

Allow’s have a look at the Liberty Design Number BT1200A serial terminal. I have no suggestion if this incurable works, so allow’s power it up and do a little fault finding.

— Video Links

Motherboard pictures and ROM dumps for this terminal:
https://archive.org/details/liberty-100-motherboard

Liberty 100 Manual:

Click to access Freedom100_UsersMan.pdf

Image of a “new old stock” Freedom 100:
https://i.redd.it/tcszkfs8x7661.jpg

Rebadged Freedom 100 used as the display/keyboard for the Morrow MD-3:
http://dunfield.classiccmp.org/morrow/index.htm

Support the network on Patreon:
https://www.patreon.com/adriansdigitalbasement

Adrian’s Digital Basement (Main Channel).
https://www.youtube.com/channel/UCE5dIscvDxrb7CD5uiJJOiw.

— Tools.

Deoxit D5:.
https://amzn.to/2VvOKy1.
http://store.caig.com/s.nl/it.A/id.1602/.f.

O-Ring Pick Set: (I make use of these to raise chips off boards).
https://amzn.to/3a9x54J.

Elenco Electronics LP-560 Logic Probe:.
https://amzn.to/2VrT5lW.

Hakko FR301 Desoldering Iron:.
https://amzn.to/2ye6xC0.

Rigol DS1054Z Four Channel Oscilloscope:.
https://www.rigolna.com/products/digital-oscilloscopes/1000z/.

Head Worn Magnifying Goggles/ Dual Lens Flip-In Head Magnifier:.
https://amzn.to/3adRbuy.

TL866II Plus Chip Tester and EPROM designer: (The MiniPro).
https://amzn.to/2wG4tlP.
https://www.aliexpress.com/item/33000308958.html.

TS100 Soldering Iron:.
https://amzn.to/2K36dJ5.
https://www.ebay.com/itm/TS100-65W-MINI-Digital-OLED-Programmable-Soldering-Iron-Anti-static-Structure/113382669853.

EEVBlog 121GW Multimeter:.
https://www.eevblog.com/product/121gw/.

DSLogic Basic Logic Analyzer:.
https://amzn.to/2RDSDQw.
https://www.ebay.com/itm/USB-Logic-DSLogic-Basic-Analyzer-16Ch-100MHz-4Ch-400MHz-Xilinx-Spartan-6-FPGA/202543965672.

Magnetic Screw Holder:.
https://amzn.to/3b8LOhG.
https://www.harborfreight.com/4-inch-magnetic-parts-tray-90566.html.

Universal ZIP sockets: (clones, utilized on my ZIF-64 test equipment).
https://www.ebay.com/itm/14-16-18-20-24-28-32-40-pin-IC-Test-Universal-ZIF-Socket-Fs/303206721971.

RetroTink 2X Upconverter: (to connect something like a C64 to HDMI).
http://www.retrotink.com/.

Plato (Clone) Side Cutters: (order five).
https://www.ebay.com/itm/1-2-5-10PCS-Micro-Scissor-125mm-PLATO-170-Electronics-Cutter-Side-Cutting-Pliers/163458746184.

Warm Sinks:.
https://www.aliexpress.com/item/32537183709.html.

Little squeezy bottles: (offered in other places also).
https://amzn.to/3b8LOOI.

— Links.

My GitHub repository:.
https://github.com/misterblack1?tab=repositories.

Commodore Computer Club/ Vancouver, WA– Portland, OR– PDX Commodore Users Group.
https://www.commodorecomputerclub.com/.

— Instructional video clips.

My video on damage-free chip removal:.

— Music.

Intro songs and various other tracks by:.
Nathan Divino.
@itsnathandivino.

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