Raspberry Pi Media Player - Thingiverse

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RPMP Raspberry Pi Media Player

By Stargrove1 2015/09/13

Partlist 1 x 7“ TFT + controller (www.pollin.de #120 942) 1 x Raspberry Pi 2 2 x Speaker (http://www.pollin.de/shop/dt/ODMwOTUzOTk/HiFi_Car_HiFi_Video_TV/Lautsprecher/Lautsprecher_Chassis/Breitband_Lautsprecher_4910210115 02.html) 1 x USB soundcard (http://www.amazon.de/gp/product/B002FI7GWK?psc=1&redirect=true&ref_=oh_aui_detailpage_o 08_s00) 1 x Wifi USB adapter (http://www.amazon.de/gp/product/B003MTTJOY?keywords=edimax&qid=1442159112&ref_=sr_1_ 1&sr=8-1) 1 x HDMI cable 20cm (http://www.amazon.de/gp/product/B00DDTOA56?psc=1&redirect=true&ref_=oh_aui_detailpage_o 02_s00) 1 x HDMI 90° connector (http://www.amazon.de/gp/product/B00QV3IYBM?psc=1&redirect=true&ref_=oh_aui_detailpage_o 06_s00) 1 x USB extension ~15cm 1 x 12V/1A Power adapter 1 x Mini audio amplifier PAM8403 (ebay) 2 x M2 x 12 2 x M3 x 10 flathead screw 5 x M3 nut 24 x M3 x 12 6 x M3 x 6 3 x M3 x 8 4 x M3 x 16 Some wires Dupont connectors Printed parts

Setup Printing all parts as shown below Recommended settings: PLA @ 0.2 - 0.3 layer height 30% infill

Preperation of the electronics

Soldering a cable with Dupont connector to the LCD-controllers USB port, as power supply for the Raspberry Pi

Connection of 5V supply of the audio amplifier soldered to the USB connector of the soundcard. Audio signal could be connected by a 3.5mm jack or could be soldered to the connector pins. Audio out equipped with wires and Dupont connectors to fit to the speakers.

Assembly of the front

Required parts

Monitor is placed on top of the front frames, the ribbon cable must be placed in the slot before the cover is put on top. Eight M3 x 12 screws hold the monitor in place as well as the frame together

Assembled frame

Speakers are placed in the two corresponding holes from the front, covers are put on top of each speaker for protection. Eight M3 x 12 screws hold the speakers in place.

Rear view of the assembled frame

In the next step, the electronics gets mounted to the frame

The 90° HDMI connector is plugged to the port, before the board is put in place. The ribbon cable gets connected to the board and board is put in place above the screw holes. The four M3 x 16 are inserted to the Raspberry Pi mount frame, each screw gets equipped with a printed spacer, after that the screws are tightened to hold everything in place as shown.

The input board of the monitor is fixed with two M2 screws. For the normal use, the switches are not used, but for the initial run, the monitor must be activated and set to HDMI input to work.

Raspberry Pi is fixed with four M3 x 6 screws.

Raspberry’s GPIO is used to power the Pi. IMPORTANT: connecting the Raspberry wrong, could destroy it. The writer of this document is not responsible for any damage. Use this guide at your own risk.

HDMI cable is used to establish the connection between Raspberry and LCD controller

USB soundcard is plugged to the lower, center USB port, the amplifier could be mounted to the frame with a wire strip or could be glued to free position. Dupont connectors are plugged to the speakers left and right.

Back covers get fixed by three M3 x 10 screws and M3 nuts.

One of the M3 x 6 screws is used to fix the USB extension for the external USB port.

After the USB extension is inserted to the housing, the lock screw gets tightened to hold the plug in place.

Power plug gets mounted in the same way as the USB connector, by another M3 x 6 screw.

The two M3 x 10 flat head screws + nuts are used to fix the power connector.

Last step is to close the housing and fix it with the last eight M3 x 12 screws. Screws must not be over tightened, since they are directly screwed to the PLA domes.

Now the Wifi adapter could be plugged to the external USB port, and the RPMP could be powered and setup.

Thank you for reading …