This page has the Assembly Instructions for the S/N 1100-1199.
If you click on the "HR-50 Export Group Buy Assembly Instructions.pdf" link below, the document will open in Google Docs. Clicking in the down arrow to the right allows you to download the file so you can open/print it in the viewer of your choice.
If you find any problems with the assembly instruction, please let us know by posting a message on the forum at HobbyPCB.com.
Happy Building!
Version control:
6 July 2013 - Original release
14 July 2013 - Corrected step numbers in parts placement diagram (P23). Corrected a slight error in the assembly figures (P12, P13)
16 July 2013 - Added step 17 (P27)
17 July 2013 - Clarified the soldering of the 16 pin header between the Front Panel Board and the LCD
19 July 2013 - Added weight, cleaned up section numbers and references
22 July 2013 - Builder input for inventory, amp assembly instructions and erroneous 25mA note on silkscreen
24 July 2013 - More builder input, inset changed to insert, L10/11 photo updated, various other typos
30 July 2013 - KD5BYB graciously editid the manual for typos and updated the metric conversions
2 Sep 2013 - Updated the inventory (3 rear panel nuts), added reminder to adjust R111 for contrast, updated bootloader instructions
21 Oct 2013 - Changed alignment instruction to set band to 30M and bias to 25mA per MOSFET, added some new photos in the final assembly section, added setup and operating instructions.
31 Oct 2013 - Removed erroneous referenced to nylon washers which are no longer part of the kit.
27 Dec 2013 - Updated the drawing on P13 to show correct header placement, added a photo for LED orientation and new L5 photo clearly showing wires.
17 Jan 2014 - Clarified L5 and relay orientation, added info about Heatsink Drilling Template
If you want to download the file DO NOT CLICK ON THE FILE NAME!!!
Click on the down-pointing blue arrow on the right side of the page!