Panasonic PT-RQ22KEJ (serv.man3) Service Manual ▷ View online
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1. 9. LD unit runtime reset
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When replacing the LD unit with a new one, use the service tool to reset the LD runtime.
1. 9.1. Equipment to be used
1. Computer : Use it for runtime reset with service tool.
2. Communication cable :
3. Service Software : [LDRestTool.exe] Download from the projector service website.
1. 9. 2. Connection Preparations
1. Check the settings of the projector.
1) Select the [RS-232C] of [PROJECTOR SETUP] menu and set [INPUT SELECT] according to the connection method.
2) Check the RS-232C settings (ID, Baudrate and Parity) and take a note.
1) Select the sub menu [DIGITAL LINK MODE] of main menu [NETWORK] and set it to [AUTO] or [ETHERNET].
2) Check the network IP address of the projector and take a note.
3) Set the IP address of computer to approximate (same network group) value of the projector IP address.
2. Connect the projector and the PC by using a communication cable.
1. 9. 3. Reset procedure
1. Switch the projector to "Normal-Standby" mode (ON/STANDBY indicator is lighting in red).
2. Start up service software [LDRestTool.exe] with a computer.
Serial terminal connection
LAN terminal connection
Serial terminal connection example
LAN terminal connection example
Projector SERIAL IN
Communication cable (straight)
Computer
D-Sub 9P
(male)
D-Sub 9p (female)
LAN cable (straight)
LAN cable (straight)
Projector LAN
Computer
Hub
Serial terminal connection
D-sub 9pin (male/female RS-232C straight)
LAN terminal connection
LAN cable. (When connecting directly, use a cross cable)
• If you have changed the each menu settings, please return settings of the original (customers) after work.
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3. Select the model number of the projector.
4. Select [Setting] of [Option] menu, then select connection method and enter the setting information of the projector.
• Select [SERIAL] and set up the Serial Port, Baudrate and Parity of the PC.
• Select [LAN] and set up the IP address, Username, Password and Command Port of the projector.
5. The status and runtime of each LD unit will be displayed by clicking the [Get Information] button.
LAN terminal connection
Serial terminal connection
Items
Default value
SERIAL
Port
–
Baud Rate
9600bps
Parity
None
LAN
IP Address
192.168.0.8
Username
dispadmin
Password
@Panasonic
Command Port
1024
• If the Username and Password has been changed, please select serial terminal connection.
When the open failure occurred, the text characters
becomes red. In addition, "NG" is displayed on sta-
tus.
• Example of display when open failure occurs on LD 1-3
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[Reference] All LD units location
6. Click the [Reset] button corresponding to the replaced LD unit No.
7. If the LD unit number to be reset in the confirmation window is correct, click the [OK] button.
LD1-3
LD1-2
LD1-1
LD2-3
LD2-2
LD2-1
LD1-6
LD1-5
LD1-4
LD2-6
LD2-5
LD2-4
Display example of LD1-3 reset
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8. When the reset completion window is displayed, click the [OK] button.
Confirm that the runtime of LD unit is "0h" and status is "OK".
[Display example] The open failure occurs on LD1-3
1.10. LD unit status reset
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The error information is stored in the memory if the projector turn on in the state of disconnecting of LD unit connectors.
In this case, to clear the error status by using the LDResetTool. (Runtime is not reset.)
1. Start up service software [LDRestTool.exe] with the same procedure of "1. 9. LD unit runtime reset", and click the [Get
Information] button to display the each LD unit status.
2. Click the [LD Status Reset] button and when the confirmation window is displayed, and then click the [OK] button.
Display example of LD1-3 reset
• After completing the reset, turn off the main power, turn on the power again, and check that runtime with
the [STATUS] screen.
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