You can usually see the filament pins then trace out the others.
Just put the 2 F clips on first & be sure it lights before going on.
Here is the pinout for a mid 80's Zenith 27" jug.
Odds are its the same.
F pin 9
F 10
KR 8
KB 11
KG 6
G-1 5
G-2 7
Focus 1
After I wake up I will see if I got a manual
73 Zeno