Sharp LC-60LE745U Service Manual page 39

10. Key writing
10.1. MAC key writing (MAIN PWB: QPWBXF953WJZZ)
1. Write the MAC key data on IC3103 (IC3104) 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.
10.2. NETFLIX/WMDRM key writing (MAIN PWB: QPWBXF953WJZZ)
1. Write the NETFLIX/WMDRM key data on IC3103 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.
11. 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. If 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.
12. Software version
1. Main microprocessor
2. Monitor microprocessor
3. T-CON ROM
LC-60/70LE745U,C7450U,LE845U,C8470U,LE847U (1st Edition)
• Point the cursor to [INDUSTRY INIT (+Cause)], set to "ON" using [+]/[-] of the [VOL]
key, and press the [ENT] key.
The version confirmation screen appears on the green screen. It is completed when
[SUCCESS] 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) Standby Cause
6) Auto installation flag
7) V-CHIP block setting value
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Adjustment procedure