Sony VPL-FHZ55 Service Manual page 49

2. Start of Network Update Bridge
Start Network Update Bridge.exe on PC.
3. Designation of a projector
Click the [Search] button to search a projector whose fi rmware is updated.
t
. The IP address of a projector can be directly entered when it is known.
. The information below is displayed as projector information.
. Model name
. Serial No.
. Location (upM/upS/upN)
CPU selected in the Update mode can be identifi ed under the location name of SDAP packets in
the Update mode.
upM: Main CPU
upS: Sub CPU
upN: Network (Ext) CPU
. IP address
4. Virtual port selection
Select the virtual COM port created for preparation.
5. Start the Upgrader to be treated and write
Start the application, corresponding to a microcomputer, selected on the Web page and write an
update fi le. The detailed procedure is the same as for each Upgrader processing. (Refer to Section
2-6.)
n
At that time, select the port corresponding to the virtual COM port, selected in step 4, as a COM port
used.
6. Update processing
For update processing, Update Bridge.exe converts the data, transmitted by serial communication,
properly into the TCP packet in a network and transmits it.
7. Update completion
When Ext is updated;
When updating is completed, a network block terminates a Flash Write mode, restarts, and enters the
ordinary state.
When Main/Sub is updated;
Pull out and insert the AC cord of a projector after Network Update Bridge is closed every time each
updating is completed.
Return to step 1 for updating when continuing updating.
VPL-FHZ55
1-41 (E)