Panasonic LCD Projector Pt Vw350zu Pt Vx420zu Operating Instructions

Notes on the replacement of the lamp unit
 
f The luminous source of the lamp is made of glass and may burst if you hi\
t it against a hard surface or drop it. Please handle 
with care.
 
f A Phillips screwdriver is required for replacement of the lamp unit.
 
f When replacing the lamp unit, be sure to hold it by the handle.
 
f When replacing the lamp because it has stopped illuminating, there is a possibility that the lamp may be broken. If replacing 
the lamp of a projector which has been installed on...

1) Tu rn off the Power by following the procedure in "Powering Off the Projecto\
r". ( x page 39) 
Remove the AC power plug from the wall outlet. 
 
f Wait at least 1 hour and make sure the lamp unit and surroundings are cool. 
2)  Use a Phillips screwdriver to loosen the lamp cover fixing screw (×1\
) until it turns freely and remove 
the lamp cover.
 
f Remove the lamp cover by pulling it slowly toward the direction of the a\
rrow.
3)  Use a Phillips screwdriver to loosen the three lamp unit...

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 lamp indicator  or the warning indicator  indicator lit 
or blinking?98
 
f The lamp cover has not been securely installed.101
No picture appears.  
f The video signal input source may not be connected to a terminal properl\...

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

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
POWR Power supply control 0
1Standby
Power on
POWR ?...

Control commands via LAN
When WEB Control administrator rights password is set (Protect mode)
Connection method 
1)  Obtain the IP address and port number (Initial set value = 1 024) of the projector \
and make a request 
for connection to the projector.
 
f Acquire the IP address from the menu screen of the projector, and the port number from the WEB control page.
IP address : Obtain from MAIN MENU → [NETWORK] → [STATUS]
Port No. : Acquire from the WEB control → [Detailed set up] → [Port set up] page
2)...

When WEB Control administrator rights password is not set (Non-protect \
mode)
Connection method 
1)  Obtain the IP address and port number (Initial set value = 1 024) of the projector \
and make a request 
for connection to the projector.
 
f Acquire the IP address from the menu screen of the projector, and the port number from the WEB control page.
IP address : Obtain from main menu → [NETWORK] → [STATUS]
Port No. :
Acquire from the WEB control → [Detailed set up] → [Port set up] page
2)  There is a...

Serial terminal
The serial connector which is on the connector panel of the projector conforms to the RS-232C interface specification, so that 
the projector can be controlled by a personal computer which is connecte\
d to this connector.
Connection
Connecting terminals  
      on projector
D-Sub 9-pin (female) Computer
D-Sub 9-pin (male) Communication cable (straight)
Pin assignments and signal names
D-Sub 9-pin (female)
Outside view Pin No.
Signal name Contents
—NC
TXDTransmitted data
RXDReceived data...

Basic format
Transmission from the computer starts with STX, then the ID, command, parameter, and ETX are sent in this order. Add 
parameters according to the details of control.
STXAD I1I2 ;C1C2 C3 : P1 P2Pn ETX
Basic format (with sub command)
S1S2S3S4S5 EP1P2P3P4P5P6
STX AD I1I2 ;C1C2C3 :  ETX
Same as basic format
Sub command (5 bytes) Operation (1 byte)
“=” (Value specified using parameter is set)Parameter (6 bytes)*
Symbol “+” or “
-” (1 byte) and set value or ad
-
justment value (5 bytes)
* When...

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 Remarks
PON Power on
―To check if the power is on, use the “Power 
query” command.
POF Power off
IIS INPUT selection VID
SVD
RG1
RG2
HD1 VIDEO
S-VIDEO 
RGB1
RGB2...