Panasonic LCD Projector Pt Lw330 Operating Instructions

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Troubleshooting
Please check following points. For details, see the corresponding pages.
ProblemCauseReference 
page
Power does not turn 
on.  
f The power cord may not be connected.
 
f No electric supply is at the wall outlet.
 
f The circuit breakers have tripped.
 
f Is the power indicator  or the warning indicator 
 indicator lit or blinking?
 
f The lamp cover has not been securely installed. —
—
—
84
89
No picture appears.  
f The video signal input source may not be connected to a...

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Chapter 6   Appendix
This chapter describes specifications and after-sales service for the projector.  

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Technical Information
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.
 
f x characters in tables are non-specific characters.
Command Control details Parameter / return string Remark
POWRPower supply control 0
1 Standby
Power...

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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 name Contents
—NC
TXDTransmitted data
RXDReceived data
—NC
GNDEarth
—NC
CTS
Connected internally
RTS
—NC
Communication conditions (Factory default)
Signal levelRS-232C-compliant
Sync. method Asynchronous
Baud rate 19 200 bps
Parity None
Character length 8 bits
Stop...

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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
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 (6 bytes)*
1
Symbol “+” or “-” (1 byte) and set value or ad
-
justment value (5 bytes)
*1  When...

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Cable specifications
[When connected to a computer] 
Projector
( terminal)
1NC NC1
Computer
(DTE specifications)
2 2
3 3
4
NC NC4
5 5
6
NC NC6
7 7
8 8
9
NC NC9
Control commands
When controlling the projector from a computer, the following commands are available.
 
r Projector control command
Command Control contents Parameter/return string Remark (parameter)
PON Power on
―To check if the power is on, use the “Power 
query” command.
POF Power standby
IIS Switching the input 
signal VID
SVD...

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List of compatible signals
The following table specifies the type of signals compatible with the projectors. 
f Symbols that indicate formats are as follows.  
V = VIDEO/S-VIDEO, R = RGB, Y = YC
BCR/YPBPR, H = HDMI
Mode Display resolution
(dots) Scanning frequency
Dot clock 
frequency (MHz) Format*
1
PnP *2
H (kHz)
V (Hz)Computer 1/ 
Computer 2 HDMI
NTSC/NTSC4.43/ PAL-M/PAL60 720 x 480i
15.759.9 --V -- --
PAL/PAL-N/ SECAM 720 x 576i
15.650.0 --V -- --
525i (480i) 720 x 480i15.759.913.5 R/Y...

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ModeDisplay resolution
(dots) Scanning frequency
Dot clock 
frequency (MHz) Format*
1
PnP *2
H (kHz)
V (Hz)Computer 1/ 
Computer 2 HDMI
MSXGA 1 280 x 960 60.060.0108.0 R/H
l l
SXGA1 280 x 1 024
64.060.0108.0 R/H
l l
1 280 x 1 024 78.272.0135.1 R/H -- --
1 280 x 1 024 80.075.0135.0 R/H
l l
1 280 x 1 024 91.185.0157.5 R/H -- --
1366 x 768 1 366 x 768
39.649.969.0 R/H -- --
1 366 x 768 47.759.884.8 R/H -- --
SXGA + 1 400 x 1 050
65.360.0121.8 R/H -- --
1 400 x 1 050 82.374.9156.0 R/H -- --
WXGA...

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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
When [Standby mode] of [Setting] is set to [Eco]: 0.5 W
When [Standby mode] of [Setting] is set to [Normal]: 6 W 
LCD 
panel Panel size
PT-LW330, PT-LW280
1.5 cm (0.59") (aspect ratio 16 : 10)
PT-LB360, PT-LB330, PT-LB300, PT-LB280 1.6 cm (0.63") (aspect ratio 4 : 3)
Display method 3 transparent LCD panels (RGB)...

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Projection scheme[Front], [Rear], [Ceiling/Front], [Ceiling/Rear] (Menu setting system)
Built-in speaker PT-LW330, PT-LW280, PT-LB360,  
PT-LB330
10 W (monaural) 
x 1
PT-LB300, PT-LB280 2 W (monaural) x 1
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
[YP
BPR signal]  Y: 1.0 V [p-p] including synchronization...