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 5 (click to view)
XM-222W SECTION 2 DISASSEMBLY
Note : This set can be disassemble according to the following sequence.
SET 2-1. BOTTOM PLATE (Page 5)
2-2.
HEAT SINK (Page 6)
2-3.
AMP BOARD (Page 6)
Note : Follow the disassembly procedure in the numerical order given.