Dell 1209S Projector Users Guide

Specifications41
Noise Level 34 dB(A) Full-on mode, 31 dB(A) Eco 
mode 
Weight 4.95 lbs (2.25 kg)
Dimensions (W x H x D) External 11.68 x 7.96 x 3.17 ± 0.04 
inches (296.5 x 202 x 80.5 ± 1 mm)
Environmental Operating temperature: 5
oC - 35oC 
(41oF- 95oF)
Humidity: 80% maximum
Storage temperature: 0
oC to 60oC
(32oF to 140oF)
Humidity: 90% maximum
Regulatory FCC, CE, VCCI, UL, cUL, Nemko-
GS, ICES-003, MIC, C-Tick, GOST, 
CCC, PSB, NOM, IRAM, SABS, 
CECP, SASO, PSE, eK
I/O Connectors Power: AC power...

42Specifications
RS232 Pin Assignment
RS232 Protocol 
• Communication Settings 
• Command types
To pop up the OSD menu and adjust the settings.
• Control command Syntax (From PC to Projector)
[H][AC][SoP][CRC][ID][SoM][COMMAND] 
•Example: Power ON Command (Send low byte firstly)
--> 0xBE, 0xEF, 0x10, 0x05, 0x00, 0xC6, 0xFF, 0x11, 0x11, 0x01, 0x00, 0x01
•Control Commands List 
To view the latest RS232 code, go to the Dell Support site at: support.dell.com.
Connection settingsVa l u e
Baud Rate: 19200
Data...

Specifications43
Compatibility Modes (Analog/Digital)
ResolutionV. Frequency (Hz) H. Frequency (KHz)
640X480 59.9 31.5
640X480 75 37.5
640X480 85 43.3
720X400 70.1 31.5
720X400 85 37.9
800X600 60.3 37.9
800X600 75 46.9
800X600 85.1 53.7
848X480 60 31
1024X768 60 48.4
1024X768 75 60
1024X768 85 68.7
1280X720 59.9 44.8
1280X768 59.9 47.8
1280X800 59.8 49.7
1280X1024 60 64
1280X1024 75 80
1280X1024 85 91.1  1360X768 60 47.7
1400X1050 60 65.3
1440X900 59.9 55.9
1600X1200 60 75
1680X1050 60 65.3 

44Contacting Dell™
Contacting Dell™
For customers in the United States, call 800-WWW-DELL (800-999-
3355). 
 NOTE: If you do not have an active Internet connection, you can find contact 
information on your purchase invoice, packing slip, bill, or Dell product catalog. 
Dell provides several online and telephone-based support and service 
options. Availability varies by country and product, and some services may 
not be available in your area. To contact Dell for sales, technical support, 
or customer...

Glossary45
Appendix: Glossary
ANSI LUMENS —A standard for measuring the brightness. It is calculated by 
dividing a square meter image into nine equal rectangles, measuring the lux (or 
brightness) reading at the center of each rectangle, and averaging these nine 
points.
A
SPECT RATIO —The most popular aspect ratio is 4:3 (4 by 3). Early television and 
computer video formats are in a 4:3 aspect ratio, which means that the width of 
the image is 4/3 times the height.
Brightness— The amount of light...

46Glossary
dB— decibel—A unit used to express relative difference in power or intensity, 
usually between two acoustic or electric signals, equal to ten times the common 
logarithm of the ratio of the two levels. 
Diagonal Screen— A method of measuring the size of a screen or a projected 
image. It measures from one corner to the opposite corner. A 9FT high, 12FT 
wide, screen has a diagonal of 15FT. This document assumes that the diagonal 
dimensions are for the traditional 4:3 ratio of a computer image...

Glossary47
S-Video—A video transmission standard that uses a 4-pin mini-DIN connector to 
send video information on two signal wires called luminance (brightness, Y) and 
chrominance (color, C). S-Video is also referred to as Y/C.
SECAM— A French and international broadcast standard for video and 
broadcasting, closely related to PAL but with a different method of sending color 
information.
SVGA— Super Video Graphics Array— 800 x 600 pixels count.
SXGA— Super Extended Graphics Array,—1280 x 1024 pixels...

48Index
Index
A
Adjusting the Projected Image 16
Adjusting the Projector Height
 
16
lower the projector
Elevator button
 16
Elevator foot
 16
Tilt adjustment wheel
 16
Adjusting the Projector Zoom and 
Focus
 17
Focus ring
 17
Zoom tab
 17
C
Changing the Lamp 38
Connecting the Projector
Composite video cable
 12
Connecting a Computer with a 
RS232 cable
 10
Connecting with a Component 
Cable
 13
Connecting with a Composite 
Cable
 12
Connecting with an HDMI 
Cable
 14
Connecting with an S-video 
Cable...

Index49
M
Main Unit 6
Control panel
 6
Elevator button
 6
Focus ring
 6
IR receiver
 6
Lens
 6
Zoom tab
 6
O
On-Screen Display 22
Auto-Adjust
 24
Display (in PC Mode)
 27
Display (in Video Mode)
 28
Input Select
 23
Lamp
 29
Language
 30
Main Menu
 23
Others
 31
Picture (in PC Mode)
 25
Picture (in Video Mode)
 26
Set Up
 24
P
phone numbers 44
Powering On/Off the Projector
Powering Off the Projector
 15
Powering On the Projector
 15
R
Remote Control 21
IR receiver
 20
S
Specifications
Audio
 40...