RCA VR552 VHS VCR "universal remote code blue" Questions

code for ge remote need a code to program my sony blue ray player Note: most remotes allow you to find the code by manually turning the TV (or other device) on first, then press the appropriate button

...universal remote. Can you tell me why I only get one channel? can you tell me what the code is for this unit - to enter into another remote? any way to get a manual for this VCR? Thanks very much, ...