![](http://pdfasset.owneriq.net/e/ce/ecec9438-d098-473d-aa7a-58f4755e6a0a/ecec9438-d098-473d-aa7a-58f4755e6a0a-bg4d.png)
77
DC-DC BOARD
Appendix: Abbreviations
PWR Power supply module
M/B Main board
F/C Front End Circuit
D/B DMD Driver Circuit
FPC FPC transmission board
K/B Keypad board
R/B Rear IR board
CW Color wheel
S/W Software
S/B Sensor board
F/B Fan board
AL Aspherical Lens
SL Spherical Lens
FG Front Glass
LP Light Pipe
FM Fold Mirror
CM Concave Mirror
PL Projection Lens