Sharp LC-65D90U, Service Manual

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LC-65D90U
Adjustment item Adjustment conditions Adjustment procedure
1 Factory Finally unplug the
settings AC cord.
•
Move the cursor to the [INDUSTRY INIT (+Cause)] line.
Using the "VOL (+)/(–)" keys, set this item ON and press the "ENTER"
key.
The version confirm window appears on the green screen. When
[SUCCESS] appears at the top, the factory settings are complete. (If an
error occurs. [ERROR] appears on the red screen.)
•
Finally turn off the AC power.
The following settings are returned to the factory ones.
1) User settings
2) Channel data (broadcast frequencies, etc.)
3) Password setting
4) Running hours
5) Manufacturer's optional settings
6) Automatic installation flag
7) V-CHIP block setting
10. Factory settings
After making the factory settings, unplug the AC cord.
Note: Do not turn on the power once the factory settings have been made. Otherwise the factory settings
must be made again.
11. Display adjustment procedure
1. Entering and exiting the adjustment process mode
(1) Before entering the adjustment process mode, press the "RESET" button or execute the AV position
RESET in the menu video adjustment.
(2) While holding down the "VOL (+)" and "CH (
Ù
)" keys at a time, plug in the AC cord of the main unit to
turn on the power.
(The "VOL (+)" and "CH (
Ù
)" keys should be pressed and held until the display appears.)
The letter <K> appears on the screen.
(3) Next, press the remote controller key (VOL, CH, etc.).
Multiple lines of blue characters appearing on the display indicate that the unit is now in the adjustment
process mode.
When you fail to enter the adjustment process mode (the display is the same as normal startup), retry
the procedure.
(4) To exit the adjustment process mode after the adjustment is done, unplug the AC cord from the outlet to
make a forced shutdown. (When the power was turned off with the remote controller, once unplug the
AC cord and plug it again. In this case, wait 10 seconds or so before plugging.)
Caution: Use due care in handling the information described here lest your users should know
how to enter the adjustment process mode. If the settings are tampered with in this mode,
unrecoverable system damage may result.