Software Version - Sharp LC-90LE740X Service Manual

12. Key writing
12.1. EDID writing (Main PWB: QPWBXF953WJ**)
Adjustment point
1 HDMI EDID writing
ANALOG RGB EDID writing
(Main PWB)
12.2. MAC key writing (MAIN PWB: QPWBXF953WJ**)
1. Write the MAC key data on XXXX mounted on the main PWB.
2. Carry out thorough data management to avoid redundant writing of data.
If the IC where data is written is damaged, replace the PWB since only the IC cannot be changed.
13. Factory setting
After completing the factory setting, pull out the AC cord to complete the setting.
CAUTION: Do not turn on the power after completing the factory setting. lf the power is turned on, configure the factory setting again.
Adjustment point Adjustment conditions
1 Factory setting Complete the setting by
pulling out the AC cord.

14. Software version

1. Main microprocessor
LEON_LE740X_xxx.USB
2. Monitor microprocessor
LEONSUBxxx.SMB
Adjustment conditions
Process mode
Model discrimination check
•Point the cursor to [INDUSTRY INIT], set to "ON" using [+]/[-] of the [VOL] key, and press
the [ENT] key.
* Please confirm the country following to the below list.
The version confirmation screen appears on the green screen. It is completed when [SUC-
CESS] is displayed at the top.
(If error occurs, [ERROR] is displayed on the red screen.)
•Turn off the AC power.
The following items are initialized when configuring the factory setting.
1) User set value
2) Channel data (broadcasting frequency, etc.)
3) Password setting value
4) Operating time
5) StandbyCause
6) Auto installation flag
7) V-CHIP block setting value
1) Enter the process mode.
2) Point the cursor to [HDMI EDID WRITE] and press the [ENT]
key.
The writing is complete when [OK] is displayed.
(If not written, HDMI does not function.)
CAUTION: Perform the data writing after setting the model discrimi-
nation. The data based on the model discrimination
information is recorded in EEPROM.
Adjustment procedure
Setting Suffix
AUSTRALIA X
NEWZEALAND D
B
GENERAL
Z
5 – 13
LC-90LE740X
Adjustment procedure
Country
Australia
New Zealand
Thailand
Other country