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Documentation-Tabletop computers

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Revision as of 22:18, 23 December 2019 by Gippgig (talk | contribs) (generalized minicom install)

Using the tabletop computers - Dec. 17, 2019 Definitions: move over means to use the touch pad to move the arrow on the screen to the described position click on means to move the arrow to the described position & then press either click button type means to type what is described type: means to type the characters that follow the space after : enter means to type what is described (if anything) & then press the Enter key (at right) enter: means to type the characters that follow the space after : & then press Enter To use a tabletop computer (should be stored on the Tabletop Computer cart to the right of the laser cutter): C.1 Plug the round connector of a tabletop computer power supply (19-20V; they should be on the cart next to the computers) into the hole at the left of the back of the computer. C.2 Plug the power supply into an outlet that has power. C.3 Slide the silver latch at the front of the computer to the right & open the computer. C.4 Push the power button in the right end of the hinge (3 green lights should briefly come on at the center back of the computer, then the left one should come back on & stay on) C.4 If the display states Strike the F1 key to continue press F1 (at left of back) C.5 At Login: (it takes a long time to appear) enter: hacdc C.6 At Password: enter standard password To use the computer for general use (Linux): G.1 Click on Applications (top left of display) G.2 Move over System Tools (at bottom of new list) G.3 Click on MATE Terminal (middle of 2nd list; new window should appear) To use the computer to access the internet: I.1 Click on Applications (top left of display) I.2 Move over Internet (middle of new list) I.3 Move over directly to the right to Chromium Web Browser in the 2nd list I.4 Click on the desired web browser To shut off the computer: S.1 Click on System (top left of display) S.2 Click on Shut Down on new list S.3 To speed things up click on Shut Down at bottom right of new window If the computer isn't responding at all hold down the power button in the right end of the hinge until it shuts off To install minicom: M.1 If a MATE Terminal is already displayed skip steps M.2-M.4 M.2 Click on Applications at top left M.3 Move over System Tools M.4 Click on MATE Terminal M.5 Enter: sudo apt install minicom M.6 If the screen displays [sudo] password for hacdc: enter standard password M.7 If the display asks Do you want to continue? [Y/n]: enter: y M.8 When hacdc@XXXXXXX:~$ (where XXXXXXX is the computer name) appears (it takes a while) enter: sudo minicom -s M.9 Press down arrow twice to move highlighted line down to: Serial port setup M.10 Enter M.11 If A - Serial Device : is /dev/ttyACM0 then skip M.12-M.14 M.12 At Change which setting? type: a M.13 Use the Backspace key to change /dev/modem to /dev/ttyACM0 M.14 Enter M.15 Enter M.16 Press down arrow twice to move highlighted line down to Screen and keyboard M.17 Enter M.18 At Change which setting? (Esc to exit) if Q - Local echo : is no then type: q M.19 If T - Add carriage return : is no then type: t M.20 Enter M.21 Press down arrow to move highlighted line down to Save setup as dfl M.22 Enter (Configuration saved should appear briefly) M.23 Press down arrow 3 times to move highlighted line to Exit from Minicom M.24 Enter M.25 Enter: sudo usermod -G dialout hacdc M.26 Click on System at top towards left M.27 Click on Log Out hacdc... M.28 To speed things up click on Log Out at lower right of new window M.29 At Login: enter hacdc M.30 At Password: enter standard password M.31 Repeat steps M.2-M.4 M.32 Enter minicom