Panasonic PT-EZ57 (serv.man5) Service Manual ▷ View online
INF-23
SECTION 1 SERVICE INFORMATION
<EZ57>
Chapter 6 Maintenance — Lamp/temperature/filter indicators
122 - ENGLISH
Temperature indicator <TEMP>
Indicator status
Lighting in red
Blinking in red
(2 times)
Blinking in red
(3 times)
Status
Internal temperature is high (warning). Internal temperature is high (standby
status).
The cooling fan has stopped.
Cause
f
Is the air intake/exhaust port blocked?
f
Is the room temperature high?
f
Is the filter indicator <FILTER> lit?
―
Solution
f
Remove any objects that are blocking the air intake/exhaust port.
f
Install the projector in a location with the operating environment temperature
between 0 °C (32 °F) and 45 °C (113 °F)
*1
.
f
Do not install the projector at high altitudes of 2 700 m (8 858') or higher
above sea level.
f
Clean or replace the air filter unit.
f
Turn the <MAIN POWER> switch to
<OFF>.
*1 When using the projector at high altitudes (between 1 400 m (4 593') and 2 700 m (8 858') above sea level), the operating environment
temperature should be between 0 °C (32 °F) and 40 °C (104 °F).
Note
f
If the temperature indicator <TEMP> is still lit or blinking after taking the preceding measures, ask your dealer for repair.
f
If the [PROJECTOR SETUP] menu → [LAMP POWER] is set to [NORMAL], [LAMP POWER] changes to [ECO] forcibly to protect the
projector when the operating environment temperature becomes 40 °C (104 °F) or higher (35 °C (95 °F) or higher when using the projector
at high altitudes).
Filter indicator <FILTER>
Indicator status
Lighting in red
Blinking in red
Status
The filter is clogged.
The temperature inside or outside the projector is abnormally high.
The air filter unit is not attached.
Cause
f
Is the air filter unit dirty?
f
Is the air intake/exhaust port
blocked?
f
Is the air filter unit attached?
Solution
f
Clean or replace the air filter unit.
f
Remove any objects that are
blocking the air intake/exhaust port.
f
Attach the air filter unit.
Note
f
If the filter indicator <FILTER> is still lit or blinking after taking the preceding measures, ask your dealer for repair.
f
If the air filter case is not attached when the projector is switched on, the filter indicator <FILTER> blinks in red.
INF-24
SECTION 1 SERVICE INFORMATION
<EZ57>
5. 2. Shutdown system
This projector provides the shutdown function to set into the standby mode immediately for product safety when the projector
has the fan operation error or lamp lightning error.
LED indication status
Shutdown detection
Probable cause
OSD warning
Not lighting or flashing
Power supply block
Fuse : Rated 8A
Blown out of fuse(with another reason)
Disconnecting the connectors
Power board failure
Ballast board failure
–
Ballast board
Fuse : Rated 5A
Blown out of fuse(with another reason)
Disconnecting the connectors
–
Thermal fuse
a Over 115ºC
Blown out of thermal fuse (with another reason)
Check usage environment
Disconnecting the thermal fuse
–
Sub-microprocessor communication error Sub-microprocessor failure
Disconnection the communication lines
–
ON(G)/STANDBY(R) LED
blinks in red
FPGA initializing error or communication
error
Failure on signal processing part
–
LAMP LED lights
Lamp runtime
a More than 4000/5000 hours
(Normal/Eco)
(Shutdown in 10 minutes)
Lamp runtime is over
“REPLACE LAMP IN ** MIN-
UTES, POWER WILL TURN OFF
AND GO INTO STANDBY MODE
AUTOMATICALLY.”
LAMP LED blinks
(0.5 seconds cycle)
Lamp igniting error/Lamp goes off
Lamp cover not installed
Disconnecting the connectors
Lamp error/burning
Ballast block error
–
FILTER LED lights
Sum of the fan voltage level and filter clog
level exceeds the threshold level.
Filter clogged
–
FILTER LED blinks
Air filter unit is not installed. (Not shut-
down *3)
Air filter is not installed.
–
TEMP LED lights
Temperature exceeds a threshold (*1)
Temperature error
–
Abnormal temperature reading
Temperature sensor error
Connection error
Disconnecting the connectors or wires.
–
TEMP LED blinks
(2 seconds cycle)
No fan sense signal
Each fan sense signal level
a
a
One of the fans is not operating.
Disconnecting the connectors
Fan rotation error/ abnormal
Fan control circuit on the main bard has error.
–
Power supply error
Disconnecting the connectors
Board error
–
*1 It depends on the lamp mode , fan mode or installed environment.
*2 It depends on the various levels of the filter clogged and fan voltage.
*3 Projector operate continuously even if the LED lights.
The count down number 10 to 1
will be indicated in **.
INF-25
SECTION 1 SERVICE INFORMATION
<EZ57>
5. 3. Log data acquisition method
5. 3. 1. Equipment to be used
1. Computer : Use it for getting the log data.
2. Communication cable : D-sub 9pin (male/female RS-232C straight)
3. Service Software : "ServiceEZ590_FZ570.exe" service software is downloaded from the projector service homepage.
5. 3. 2. Connection preparations
1. Connect the serial terminals on the projector and the
PC by using a communication cable.
5. 3. 3. Acquisition of log data
1. Set the projector to "Normal-Standby" mode (ON(G)/
STANDBY(R) indicator is blinking in red).
2. Start up the software "ServiceEZ590_FZ570.exe" with a PC.
3. Select language and click the [OK] button.
4. 1) Choose the available serial port number on your PC.
2) Click the [Data] button.
5. 1) Click the [Lamp Log] or [System Log] button. The log display window will appear.
2) Click the [SystemLog Receive] or [LampLog Receive] button. The log data will appear on the window.
Communication cable (straight)
D-Sub 9p (Male)
D-Sub 9p (Female)
Projector Connection terminals
Computer
k
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j
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Example window when getting the
system log.
INF-26
SECTION 1 SERVICE INFORMATION
<EZ57>
5. 4. Displaying the binary log data as readable log
This function is to display the readable log data on the window with the service tool from the log data acquired from the Multi
Monitoring and Control software or the error log data attached with e-mail sent from the Early Warning software.
5. 4. 1. Equipment and data
1. Computer : Use it for displaying the log data.
2. Service Software : "ServiceEZ590_FZ570.exe" service software is downloaded from the projector service homepage.
3. Log data : The log data getting from the Multi Monitoring and Control software or Early Warning software.
5. 4. 3. Displaying the log data
1. Start up the software "ServiceEZ590_FZ570.exe" with a PC.
2. Select language and click the [OK] button.
3. 1) Choose the available serial port number on your PC.
2) Click the [Data] button.
k
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4. 1) Click the [Lamp Log] or [System Log] button. The log display window will appear.
2) Click the [File Read] button and select the log file to display. The log information will appear on the window.
j
k
Example window when displaying
the system log getting from the
Multi Monitoring and Control soft-
ware.
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