JVC RM-C18G-1H Remote Control "master command" Questions

Master Command III JVC remote and a JVC TV given to me and am trying to get a vido to play. Can you help? i bought a phillip tv with a on command remote that was from hotel room. I am unable to decode

jvc master command c670 codes for rca converter box dta 800b1 www.ask.com/mfg.name/make/model#/error/code/c670/

...SETUP button. The red indicator turns off. All learned Commands under that mode are now cleared. Master Clear - To Clear all Learned Commands under all modes 1. Press and hold the SETUP button ...