M18 Projector disassembly and Assembling video

1080P 1LCD projector summary:
M4 1080P: https://s.click.aliexpress.com/e/_dVQ...
H5: https://s.click.aliexpress.com/e/_bX3...
L7: https://s.click.aliexpress.com/e/_dTP...
RD828: https://s.click.aliexpress.com/e/_bXm...
M9: https://s.click.aliexpress.com/e/_d7E...
M18: https://s.click.aliexpress.com/e/_dYC...
M19k: https://s.click.aliexpress.com/e/_Bfg...
M21: https://s.click.aliexpress.com/e/_dSP...
T26K: https://s.click.aliexpress.com/e/_dZ4...
T27K: https://s.click.aliexpress.com/e/_d8s...
S1080(C2, C3): https://s.click.aliexpress.com/e/_dXe...
Q9: https://s.click.aliexpress.com/e/_dZC...
RD826 (TD96 TD96w): https://s.click.aliexpress.com/e/_bWq...
ET30: www.aliexpress.com/item/1005001700493323.html