Read Panasonic PT-RZ21KE / PT-RS20K Service Manual online
ADJ-14
SECTION 3 ADJUSTMENTS
< RZ21K / RS20K >
1. 9. LD unit runtime reset
• When replacing the LD unit, the LD unit runtime should be reset by using the service tool.
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 Web.
1. 9. 2. Connection Preparations
1. Check the settings of the projector.
1) The [INPUT SELECT] of sub menu [RS-232C] in [PROJECTOR SETUP] must be set according to the connection method.
2) Check the RS-232C settings (ID, Baudrate and Parity) and take a note.
1) The [DIGITAL LINK MODE] of sub menu [NETWORK], is select 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 value of projector IP address.
2. Connect the projector and the PC by using a communication cable.
1. 9. 3. Reset procedure
1. Set 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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