PT-RZ370U, PT-RZ370E, PT-RZ370EA, PT-RW330U, PT-RW330E, PT-RW330EA (serv.man3) - Panasonic Projector Service Manual (repair manual). Page 14

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9. If completion and a message are displayed, click [ OK ] button.
10. Click [EXIT]button, and please be finished.
  2. 2. Update by the SERIAL terminal connection 
(Main/Sub)
    2. 2. 1. Equipment to be used
1. Computer : Use it for the transfer of backup data.
2. Communication cable : D-sub 9pin (male/female  RS-232C straight)
3. Service Software : [MainSubNet Update Tool.exe] Service software is downloaded from the projector service homepage.
4. Microprocessor Software: Please download the file from the projector service homepage to the PC.
    2. 2. 2. Connection Preparations
* Set up a PC in advance, prevent be in the standby/ shut-down state.
    2. 2. 3. Update procedure
1. Switch the projector to "Normal-Standby" mode (POWER indicator is Lighting in red).
2. Start up service software with a computer, select Model, and then click the [OK] button.
* Reboot Projector, and please confirm whether the version of the Microprocessor Software is updated definitely,
   with sub menu " STATUS" of the main menu " PROJECTOR SETUP" .
2. Connect the SERIAL IN termanal of projector
    and PC with a RS-232C cable.
1. Confirm the projector's ID, baudrate, prity and
     take a memo.
Computer
Projector
RS-232C cable(Straight)
Note : The update for same version software is skipped..
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