Panasonic Projector PT-SW280A User Manual

Chapter 6 Maintenance —
 Lamp and temperature indicators
ENGLISH - 101
Lamp and temperature indicators
When an indicator lights up
If a problem should occur inside the projector, the lamp indicator  and the temperature indicator  will 
inform you by lighting or blinking. Check the status of the indicators a\
nd remedy the indicated problems as follows.
Attention
 
f Before you take a remedial measure, follow the procedure of switching the power of
f indicated in “
Switching of f the projector”
 (
x  page...

Chapter 6 Maintenance —
 Care and Replacement
102 - ENGLISH
Care and Replacement
Preparations
Before cleaning, be sure to turn off the power and disconnect the power plug from the wall outlet.  (
x  page 35)
CLEANING THE PROJECTOR
Cabinet
Wipe off dirt and dust gently with a soft cloth.
 
f If it is difficult to remove the dirt, wipe the projector with a damp cloth. Dry of
f the projector with dry cloth.
 
f Do not use petroleum benzine, thinner, any alcoholic solvent, kitchen detergents or chemical...

Chapter 6 Maintenance —
 Care and Replacement (continued)
ENGLISH - 103
Care and Replacement (continued)
REPLACE THE LAMP UNIT
Replace the filter
The air filter should be replaced when cleaning is ineffective and when replacing the lamp unit. A replacement filter is provided 
with a replacement lamp unit (ET-LAL600). Contact an Authorized Service Center for the filter (TXFKN01VKN5).
1) Remove the air filter.
 
f Refer to step 1) of 
“
Clean the air filter ”
 (
x  page 102)
.
2) Remove the filter of the air...

Chapter 6 Maintenance —
 Care and Replacement (continued)
104 - ENGLISH
Lamp unit replacement time
When the lamp has expired, the brightness may decrease over time. 4 000 \
hours of use is a rough guide of the replacing time 
and that might be shortened due to usage conditions, specifications of the lamp unit or environmental conditions.  Y
 ou can 
check the duration of usage time by checking
 LAMP RUNTIME in the PROJECTOR SETUP menu. Do not use a lamp unit over 
5 000 hours. Failure to observe this may...

Chapter 6 Maintenance —
 Care and Replacement (continued)
ENGLISH - 105
Lamp replacement procedure
 
f When the projector is mounted in the ceiling, do not work directly under\
 the projector or put your face close to the projector.
 
f Be sure to install the lamp unit and attach the lamp unit cover securely\
.
1) Disconnect the power plug from the wall outlet according to “
Switching off the projector ”
 (x page 39), wait 
for at least 1 hour and check the bottom if the lamp unit has cooled.
2) Use a...

Chapter 6 Maintenance —
 Care and Replacement (continued)
106 - ENGLISH
8) Press the  button on the remote control or the control panel.
 
f The main menu screen appears.
9) Press as to select [PROJECTOR SETUP] and press the  button.
 
f The [PROJECTOR SETUP] screen is displayed.
10) Press as to select [LAMP RUNTIME].
11) Press and hold the  button for approximately 3 seconds.
 
f The [LAMP RUNTIME RESET] screen is displayed.
12) Press qw to select [OK] and press the  button.
13) Press the power...

Chapter 6 Maintenance —
 Troubleshooting
ENGLISH - 107
Troubleshooting
Review the following points. For details, see the corresponding pages.
ProblemsPoints to be checkedPage
Power does not turn on.
 
f Is the power plug firmly inserted into the outlet?
―
 
f Is the wall outlet supplying electricity?
―
 
f Have the circuit breakers tripped?
―
 
f Is the lamp indicator  or the temperature indicator  lit or \
blinking?
101
 
f Is the lamp cover attached securely?
105
No image appears.
 
f Are connections to...

108 - ENGLISH
Chapter 7 Appendix
This chapter describes specifications for the projector.  

Chapter 7 Appendix —
 Technical information
ENGLISH - 109
Technical information
 terminal
The  terminal of the projector conforms with RS-232C so that the project\
or can be connected to and 
controlled from a computer.
Connection
D-Sub 9p (female)
D-Sub 9p (male) Computer
Communication cable (straight)
Projector connecting terminals
Note
 
f When [STANDBY MODE] is set to [ECO], the projector cannot be controlled during standb\
y.
Pin assignments and signal names
D-Sub 9-pin (female)Outside viewPin...

Chapter 7 Appendix —
 Technical information
110 - ENGLISH
Basic format
Transmission from the computer starts with STX, then the ID, command, par\
ameter, and ETX are sent in this 
order. Add parameters according to the details of control.
（2 byte
）
2 ID characters (2 bytes) Semi-colon(1 byte) Colon(1 byte)
3 command characters (3 bytes) Parameter (undefined length)
Start (1 byte) ZZ, 01 to 06
ID designate
End (1 byte)
Basic format (has subcommands)
Parameter (6 bytes)*
Symbol “+” or “-” (1 byte) and set...