07-21-2021, 01:25 PM
Levi, for future reference American Radio History has some RCA "red book" service manuals that show a lot more than Riders, and they are free to download or view:
https://worldradiohistory.com/RCA-Victor-Service.htm
https://worldradiohistory.com/RCA-Victor-Service.htm
John KK4ZLF
Lexington, KY
"illegitimis non carborundum"