Epson PowerLite 1221 User Manual

4. Select the Auto Iris setting and select On.
Note: You can turn Auto Iris on or off for each Color Mode that supports the feature. You cannot
change the Auto Iris setting when you are using a Closed Caption setting.
5. Press Menu or Esc to exit the menus.
Parent topic: Color Mode
Controlling the Volume With the Volume Buttons
You can use the Volume buttons on the remote control to adjust the volume as you project a
presentation with audio. You can also use the volume buttons on the projector's control panel. The
volume buttons control the projector’s internal speaker system.
You must adjust the volume separately for each connected input source.
1. Turn on the projector and start a presentation that includes audio.
2. Press the Volume buttons as necessary to lower or raise the volume.
A volume gauge appears on the screen.
3. To set the volume to a specific level for an input source, you can set the volume using the projector's
menus.
Parent topic: Using Basic Projector Features
Related references
Projector Feature Settings - Settings Menu
Projecting a Slide Show
You can use your projector's Slideshow feature whenever you connect a USB device that contains
compatible image files. This lets you quickly and easily display a slide show, and control it using the
projector's remote control.
Supported Slideshow File Types
Starting a Slide Show
Parent topic: Using Basic Projector Features
Related concepts
USB Device Projection
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Epson PowerLite 1221 Specifications

General

Number of colors	16.78 million colors
Projection distance	0.9 - 10.8 m
Projection technology	LCD
Contrast ratio (typical)	3000:1
Screen size compatibility	30 - 300 \
Projector native resolution	XGA (1024x768)
Keystone correction, horizontal	±30 °
Aspect ratio	4:3
RS-232 ports	-
Dimensions (WxDxH)	294.6 x 228.6 x 78.7 mm
Horizontal resolution	560 lines
Connectivity technology	Wired
Lamp type	UHE
Lamp power	200 W
Lamps quantity	1 lamp(s)
Light source type	Lamp
Service life of light source	4000 h
Service life of light source (economic mode)	5000 h
DVI port	No
USB connector type	USB Type-A, USB Type-B
USB 2.0 ports quantity	2
S-Video inputs quantity	1
Ethernet LAN (RJ-45) ports	0
Analog signal format system	NTSC, NTSC 4.43, PAL, PAL 60, PAL M, PAL N, SECAM
Supported graphics resolutions	1440 x 1050, 1024 x 768 (XGA), 1152 x 864 (XGA+), 1280 x 800 (WXGA), 1440 x 900 (WXGA+), 1600 x 1200 (UXGA), 640 x 480 (VGA)
RMS rated power	2 W
Product color	Black
Cable lock slot type	Kensington
AC input voltage	100 - 240 V
AC input frequency	50 - 60 Hz
Power consumption (standby)	0.4 W
Power consumption (typical)	238 W
Noise level	37 dB
Noise level (economic mode)	29 dB
Operating temperature (T-T)	5 - 35 °C
Cables included	USB, VGA

Weight and Dimensions

Depth	228.6 mm
Width	294.6 mm
Height	78.7 mm
Weight	2300 g