Panasonic Projector Pt Lz370u Operating Instructions

Maintenance/replacement
ENGLISH - 101
Maintenance
Replacing the unit
▶■Air filter and electrostatic filter
The air filter should be replaced when cleaning is ineffective.
The replacement air filter and electrostatic filter (TXFKN01RYNZP) are sold separately. (Service component)
To purchase the product, consult your dealer.
Replace the air filter and electrostatic filter whenever replacing the lamp unit.
(An air filter and electrostatic filter are included with the replacement lamp unit ET
-LAA110.)...

Maintenance/replacement 
102 - ENGLISH
Maintenance
4) Replace the air filter and electrostatic filter.
▶zReplace the air filter and electrostatic filter in the air filter unit with new ones.
•
 
Ensure that you attach the electrostatic filter and air filter in the correct order .
Tabs
Air filter frame
Air filter case Air filter (black)\o
Electrostatic filte\or 
(\fhite)
Protrusio\bs
Ribs
5) Assemble the air filter unit.
▶zFirst insert the electrostatic filter (white) into the center of the case ensuring...

Maintenance/replacement
ENGLISH - 103
Maintenance
▶■Notes on the replacement of the lamp unit
▶z
A Phillips screwdriver is necessary when replacing the lamp unit.
▶z
Since the luminous lamp is made of glass, it may burst if dropped or hit with a hard object.
Please handle with care.
▶zDo not disassemble or modify the lamp unit.
▶zWhen replacing the lamp unit, be sure to hold it by the handle.
▶zThe lamp may burst. Replace the lamp unit carefully so that the broken pieces of the lamp glass will not...

Maintenance/replacement 
104 - ENGLISH
Maintenance
▶■Replacing the lamp unit
Attention
 z
Once a lamp unit has exceeded its lifespan of 3 000 hours (the lamp usage time (converted value)) the 
projector can only be used for ten minutes after turning on the power
. (
 page 103)
Perform Steps 
14) to 17) within ten minutes.
 z When the projector is mounted on the ceiling, do not put your face near the lamp unit.
 zDo not open the top cover except when replacing the lamp unit.
 zDo not switch on the power...

Maintenance/replacement
ENGLISH - 105
Maintenance
4) Use a Phillips screwdriver to turn the lamp cover fixing screw (one screw) until it 
turns freely, and then remove the lamp cover.
▶zSlowly remove the lamp cover from the projector .
Lamp cover fixing \
screw
Lamp cover
5) Use a Phillips screwdriver to turn the lamp unit fixing screws (two screws) until it 
turns freely .
6)
 
Hold the handle of the lamp unit and with the lamp unit lock held in the direction of 
the arrow

, carefully pull it out of...

Maintenance/replacement 
106 - ENGLISH
Maintenance
13) Press the power  button on the control panel or on the remote control to start 
video projection.
14)
 
Press the  button to display the menu screen and then press  ▲▼ to select 
[PROJECT

OR SETUP].
15)
 
Press the  button and then press  ▲▼ to select [LAMP

 RUNTIME].
16)
 
Hold the  button for approximately three seconds.
▶z The [LAMP  RUNTIME] confirmation message is displayed.
LAMP RUNTIME
 
LAMP RUNTIME RESET.
OK CANCEL
17) Press 
◀▶ to select...

Troubleshooting
ENGLISH - 107
Maintenance
Troubleshooting
Review the following points. For details, see the corresponding pages.
ProblemPoints to be checked Page
Power does not turn 
on.
 z Is the power plug firmly inserted into an outlet?―
 zIs the  switch turned ?
38
 zIs the wall outlet supplying electricity?―
 zHave the circuit breakers tripped?―
 zIs the lamp indicator  or the temperature indicator  
illuminating or flashing? 97, 98
 z
Is the lamp unit securely installed?
104
No picture appears.
 z...

Troubleshooting 
108 - ENGLISH
Maintenance
ProblemPoints to be checked Page
The buttons on the 
control panel do not 
operate.
 z Is the [CONTROL

 PANEL] setting in [CONTROL DEVICE SETUP] set to 
[DISABLE]? 77
The picture does not 
display correctly.
 z Is [TV

-SYSTEM] set correctly? 55
 zIs [RGB/YCBCR] or [RGB/YPBPR] set correctly?
55
 zIs there a problem with the video tape or other picture sources?―
 zIs a signal which is not compatible with the projector input?
1 16
Picture from a 
computer does...

Technical information
ENGLISH - 109
Appendix
Technical information
PJLink protocol
The network function of this projector supports the PJLink class 1, and the PJLink protocol can be used to 
perform projector setting and projector status query operations from a computer.
▶■Control command
The following table lists the PJLink protocol commands that can be used to control the projector
.
Command Control detailsNotes
POWR Power supply control Parameters
0 = Standby
1 = Power on
POWR? Power supply status...

Technical information
110 - ENGLISH
Appendix
▶■PJLink security authentication
The password used for PJLink is the same as that of the password set for the web browser control.
When using PJLink without security authentication, do not set a password for the web browser control.
▶z
For specifications regarding PJLink, refer to the Japan Business Machine and Information System 
Industries 

Association website.
URL http://pjlink.jbmia.or.jp/english/
Control commands via LAN
▶■ When W eb Control...