Fast Download,all pages present,an excellent copy.THis enabled to find the origional part numbers and chase them up. The cartridge is proving difficult to find but at least I know the origional part number.Thanks to all.
Text excerpt from page 4 (click to view)
Schematic Diagrams
11-4 PWB-MAIN (u-COM)
33 34
46
35 36
47
33 42
41
37
38
49
40
39 40
48
41
42
35
34
36
37 38 39
: Power Line : Signal Line : Power Line : Signal Line