Panasonic LCD Projector Pt Tw343 Operating Instructions

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Technical Information
Using the PJLink protocol
The network function of the projector supports PJLink class 1, and the PJLink protocol can be used to perform projector setting 
and projector status query operations from a computer.
Control commands 
The following table lists the PJLink protocol commands that can be used to control the projector.
 fx characters in tables are non-specific characters.
CommandControl detailsParameter / return stringRemark
POWRPower supply control01StandbyPower...

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 terminal
The  terminal of the projector conforms with RS-232C so that the projector can be connected to and controlled 
from a computer.
Connection
Pin assignments and signal names
D-Sub 9-pin (female)
Outside viewPin No.Signal nameContents
—NC
TXDTransmitted data
RXDReceived data
—NC
GNDEarth
—NC
CTSConnected internallyRTS
—NC
Communication conditions (Factory default)
Signal levelRS-232C-compliant
Sync. methodAsynchronous
Baud rate19 200 bps
ParityNone
Character length8 bits
Stop bit1...

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Basic format
Transmission from the computer starts with STX, then the command, parameter, and ETX are sent in this order. Add 
parameters according to the details of control. 
STXC1C2 C3 : P1 P2Pn ETX
Start (1 byte) 3 command characters (3 bytes) Colon(1 byte)
Parameter (undefined length) End (1 byte)
Basic format (with sub command)
S1S2S3S4S5 EP1P2P3P4P5P6
STX C1C2C3 :  ETX
Same as basic format
Sub command (5 bytes) Operation (1 byte)
“=” (Value specified using parameter is set)Parameter...

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Cable specifications
[When connected to a computer] 
Projector
( terminal)
1NCNC1
Computer
(DTE specifications)
22334NCNC4556NCNC677889NCNC9
Control commands
When controlling the projector from a computer, the following commands are available.
 rProjector control command
CommandControl contentsParameter/return stringRemark (parameter)
PONPower on―To check if the power is on, use the “Power 
query” command.POFPower standby
IISSwitching the input 
signal
VIDVIDEO
SVDS-VIDEO
RG1RGB1
RG2RGB2...

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List of compatible signals
The following table specifies the type of signals compatible with the projectors.
 fSymbols that indicate formats are as follows. 
V = VIDEO/S-VIDEO, R = RGB, Y = YCBCR/YPBPR, H = HDMI
ModeDisplay resolution
(dots)
Scanning frequencyDot clock frequency (MHz)Format*1
PnP *2
H (kHz)V (Hz)Computer 1/ 
Computer 2HDMI
NTSC/NTSC4.43/
PAL-M/PAL60720 x 480i15.759.9--V----
PAL/PAL-N/
SECAM720 x 576i15.650.0--V----
525i (480i)720 x 480i15.759.913.5R/Y----
625i (576i)720 x...

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ModeDisplay resolution
(dots)
Scanning frequencyDot clock frequency (MHz)Format*1
PnP *2
H (kHz)V (Hz)Computer 1/ 
Computer 2HDMI
1280 x 9601 280 x 96060.060.0108.0R/Hll
SXGA
1 280 x 1 02464.060.0108.0R/Hll
1 280 x 1 02480.075.0135.0R/Hll
1 280 x 1 02491.185.0157.5R/H----
1366 x 7681 366 x 76839.649.969.0R/H----
1 366 x 76847.759.885.5R/H----
1400 x 10501 400 x 1 05065.360.0121.8R/H----
1 400 x 1 05082.374.9156.0R/H----
1440 x 9001 440 x 90055.959.9106.5R/H----
1600 x 9001 600 x...

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Specifications
The specifications of the projector are as follows.
Power supply100 V - 240 V  (100 V - 240 V alternating current), 50 Hz/60 Hz
Power consumption
 3.5 A, 300 W
In standby mode (when [Standby mode] is set to [Eco]): 0.5 W
In standby mode (when [Standby mode] is set to [Normal]): 6 W
LCD 
panel
Panel size1.5 cm (0.59") (aspect ratio 16 : 10)
Display method3 transparent LCD panels (RGB)
Drive methodActive matrix method
Pixels1 024 000 pixels (1 280 x 800 dots) x 3 panels...

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Termi-
nals

1 (High-density D-sub 15 pin female)
[RGB signal] 0.7 V [p-p] 75 Ω
 HD/SYNC TTL high impedance, automatic positive/negative polarity compatible
 VD TTL high impedance, automatic positive/negative polarity compatible
 (HD/SYNC and VD do not support 3 value SYNC.)
[YPBPR signal] Y: 1.0 V [p-p] including synchronization signal, PBPR: 0.7 V [p-p] 75 Ω
[Y/C signal]  Y: 1.0 V [p-p] C: 0.286 V [p-p] 75 Ω S1 signal compatible

1 (High-density D-sub 15 pin female)
[RGB signal] 0.7 V...

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Dimensions
 
63 (2-15/32)57 (2-1/4)
68.5 (2-11/16)
335 (13-3/16) 124.3 (4-29/32)
329 (12-15/16)
9.8 (12/32)
97 (3-13/16)
87.5 (3-7/16)
134.1 (5-9/32)
167.5 (6-19/32)
 Actual dimension may differ by product.
Chapter 7   Appendix - Dimensions  

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Ceiling mount bracket safeguards
 fWhen installing the projector to a ceiling, be sure to use the specified optional Ceiling Mount Bracket for Projectors. 
Model No.: ET-PKL100H (for high ceilings), ET-PKL100S (for low ceilings), ET-PKL430B (Projector Mount Bracket)
 fWhen installing the projector, attach the drop-prevention kit included with the Ceiling Mount Bracket for Projectors.
 fAsk a qualified technician to do the installation work such as mounting the projector on the ceiling....