![YSK that SPDIF optical audio cables have a plastic cap that has to be removed before being inserted into their sockets. Images inside. : r/YouShouldKnow YSK that SPDIF optical audio cables have a plastic cap that has to be removed before being inserted into their sockets. Images inside. : r/YouShouldKnow](https://external-preview.redd.it/BLa6MFUe-h7_DNpHYAReDrDNqZ70HBWkqHNbQfXjWGA.jpg?auto=webp&s=0f080605df6ca6c7d26214aacb4a5d32f1a76037)
YSK that SPDIF optical audio cables have a plastic cap that has to be removed before being inserted into their sockets. Images inside. : r/YouShouldKnow
![This plastic dome like thing on the end of an optical cable. Can't seem to pull it out, tried using a lot of force and it won't budge. I'm afraid to plug This plastic dome like thing on the end of an optical cable. Can't seem to pull it out, tried using a lot of force and it won't budge. I'm afraid to plug](https://i.redd.it/8kiwhjjrqk811.jpg)
This plastic dome like thing on the end of an optical cable. Can't seem to pull it out, tried using a lot of force and it won't budge. I'm afraid to plug
![Toslink Optical Splitter 1 in 2 Out Audio Adapter Cable, EEEkit Digital Optical Fiber Optic Splitter with 24K Gold Plated Connectors for CD/DVD Player, Digital TV, Receiver, Sound Bar, Amplifier - Walmart.com Toslink Optical Splitter 1 in 2 Out Audio Adapter Cable, EEEkit Digital Optical Fiber Optic Splitter with 24K Gold Plated Connectors for CD/DVD Player, Digital TV, Receiver, Sound Bar, Amplifier - Walmart.com](https://i5.walmartimages.com/asr/71fda434-0604-470b-80d6-1ba74b5f3c4c.afd230ec735370fcb77cc102e74f8036.jpeg)
Toslink Optical Splitter 1 in 2 Out Audio Adapter Cable, EEEkit Digital Optical Fiber Optic Splitter with 24K Gold Plated Connectors for CD/DVD Player, Digital TV, Receiver, Sound Bar, Amplifier - Walmart.com
![Lab on Fiber Technology for biological sensing applications - Vaiano - 2016 - Laser & Photonics Reviews - Wiley Online Library Lab on Fiber Technology for biological sensing applications - Vaiano - 2016 - Laser & Photonics Reviews - Wiley Online Library](https://onlinelibrary.wiley.com/cms/asset/9dd7c933-3c38-4add-aa6b-d6141eb20e18/lpor201600111-gra-0002-m.jpg)
Lab on Fiber Technology for biological sensing applications - Vaiano - 2016 - Laser & Photonics Reviews - Wiley Online Library
![LG C2 Digital optical not working. Did i plug it correctly, or must push it inside further? I already push it quite hard until i could hear a little plastic cracking sound. LG C2 Digital optical not working. Did i plug it correctly, or must push it inside further? I already push it quite hard until i could hear a little plastic cracking sound.](https://preview.redd.it/lg-c2-digital-optical-not-working-did-i-plug-it-correctly-v0-iq1yjcejgc6a1.jpg?auto=webp&s=f503dfc7ef6cb14dfd266a3d978475848d076de7)