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 17 (click to view)
TO REPLACE THE BUILT-IN SCREEN MONITOR SWITCH:
1. Remove the power supply unit. 2. Remove the screw. 3. Disconnect the wiring. 4. Replace the switch.
4
2 1 Rear View
TO ATTACH THE LOUVER L AND R SUB ASS'YS TO THE UNIT:
Push the louver as the following figure.