Chapter 5. Adjustment; Adjustment Procedure - Sharp LC-60LE600U Service Manual

CHAPTER 5.
LC-60LE600U ADJUSTMENT

[1] ADJUSTMENT PROCEDURE

The adjustment values are set to the optimum conditions at the factory before shipping. If a value should become improper or an adjustment is
required due to part replacement, make an adjustment according to the following procedure.
1. After replacement of any PWB unit and/or IC for repair, please note the following.
• When replacing the following units, make sure to prepare the new units loaded with updated software.
MAIN Unit: DKEYMF905FM04
2. Upgrading of microprocessor software
CAUTION: Never "POWER OFF" the unit when software upgrade is ongoing.
Otherwise the system may be damaged beyond recovery.
2.1. Software version upgrade
The model employs the following software.
• Main software
The main software can be upgraded by using a general-purpose USB Memory.
The followings are the procedures for upgrading.
2.2. Main software version upgrade
2.2.1 Get ready before you start
• USB Memory of 128MB or higher capacity.
• PC running on Windows 98/98SE/ME/2000/XP operating system.
• USB Memory reader/writer or PC with a USB port.
• The file system of a USB memory is FAT. (FAT32 is not applied)
• Use the USB memory without other functions. (Lock and memory reader...etc)
2.2.2 Preparations
To upgrade the main software, it is necessary to get ready the USB Memory for version upgrade before you start.
Follow the steps below and create the USB Memory for version upgrade.
1. Copy the file JAS_DTV_US_P102_Vx.xxF_AP.BIN for version upgrade to the root directory (folder) of the USB Memory.
NOTE: In the USB Memory drive, do not store other folders or unrelated files, or more than one file for version upgrade.
Now the USB Memory for version upgrade is ready.
2.2.3 How to upgrade the software
1. Unplug the AC cord.
2. Insert the USB Memory for version upgrade (prepared as above) into the service socket located Right side of Main Board terminals, upper HDMI3
terminal.
3. Plug in the AC cord with power button pressed down after 5 seconds, releases the power button.
4. After a few seconds, Center Icon illumination will blink on and off.
No display on the LCD screen. (Black screen)
5. Upon completion of the upgrade process, Center Icon illumination will blink on and off quickly.
NOTE: If the Center Icon illumination doesn't come to blink on and off quickly within 70 seconds (ex. the unit was automatically rebooted on the way),
the upgrade is failure.
• In the case of a failure, repeat the upgrade process. If the process repeatedly fails, it is likely that the hardware need fixing.
6. Unplug the AC cord and remove the USB Memory for version upgrade.
7. Now the software version upgrade is complete.
NOTE: When you are done with the software version upgrade, start the set, go to the top page of the adjustment process screen and check the main
software version information.
Service Manual
5 – 1
LC-60/70LE600U