81. IntroductionTop FeaturesM403W/M363W/M323W/M403X/M363X/M323X/M283X/M403H/M323HM353WS/M303WS/M333XS1, 28 9 111256 10347138 9 111256 107131. (POWER) Button(→ page 15, 27)2. POWER Indicator(→ page 14, 15, 27, 136)3. STATUS Indicator(→ page 136)4. LAMP Indicator(→ page 133, 136)5. ECO Button(→ page 31)6. SOURCE Button(→ page 17)7. AUTO ADJ. Button(→ page 26)8. MENU Button(→ page 81)[M353WS/M303WS/M333XS]9. ▲▼◀▶ / Volume Buttons ◀▶ / Keystone Buttons▲▼(→ page 22, 26, 81)[M403W/M363W/M323W/M403X/M363X/M323X/M283X/M403H/M323H]9. ▲▼◀▶ / Volume Buttons ◀▶ / Keystone Button ▼( )(→ page 22, 26, 81)10. ENTER Button(→ page 81)11. EXIT Button(→ page 81)12. Wireless LAN Indicator ( )When the projector is turned on with the optional wire-less LAN unit inserted, the indicator will light up blue.(→ page 129)13. ECO IndicatorWhen [ECO MODE] is set to the other options than[OFF], this indicator will light up green.(→ page 31)NOTE:• All the buttons except ▲▼◀▶ will light when pressed. The light will turn off if no button operation is made for 90 seconds.