LC
-
32DH57E-BK/RU-BK/S-BK
3 – 1
LC-32DH57E-BK
Service Manual
CHAPTER 3.
ADJUSTMENT PROCEDURE
[1] ADJUSTMENT PROCEDURE
1. Adjustment method after PWB and/or IC replacement due to repair
The unit is set to the optimum at the time of shipment from the factory. If any value should become improper or any adjustment is necessary due to
the part replacement, make an adjustment according to the following procedure.
1. Procure the following units in order to replace the main unit, E2PROM (IC8455).
NOTE: [Caution when replacing ICs in the main unit (IC501)]
The above ICs are EEPROMs storing the EDID data of PC data.
Before replacing the relevant part, procure the following parts in which the data have been rewritten.
2. Entering and exiting the adjustment process mode
1. Press the “MAIN POWER” key on the set of running TV set to force power off.
(Or, unplug the AC power cord of running TV set to force power off.)
2. While holding down the “
(-)” and “INPUT” keys on the set at once, press the “MAIN POWER” key on the set to turn on the power.
The letter “K” appears on the screen.
3. Next, hold down the “
(-)” and “P (
)” keys on the set at once.
Multiple lines of orange characters appearing on the screen indicate that the set is now in the adjustment process mode.
If you fail to enter the adjustment process mode (the display is the same as normal start up), retry the procedure.
4. To exit the adjustment process mode after the adjustment is done, press the MAIN POWER key and turn off a power supply. or unplug the AC
power cord to force power off.
(When the power is turned off with the remote controller, once unplug the AC power cord and wait for 10 seconds before plug it in again.)
3. Remote controller key operation in adjustment process mode.
1. key operation
Input mode is switched automatically when relevant adjustment is started so far as the necessary input signal is available.
MAIN UNIT: DUNTKF111FM08
IC501
RH-iXC206WJQZS
EDID (PC)
ANALOG-RGB
CAUTION: Use due care in handling the information described here lest the users should know how to enter the adjustment process mode.
If the settings are tampered with in this mode, unrecoverable system damage may result.
Remote controller key
Main unit key
Remote controller key Main unit key Function
P (
/
)
P (
/
)
Moving an item (line) by one (UP/DOWN)
(+/-)
(+/-)
Changing a selected item setting (+1/-1)
Cursor (
/
)
—
Turning a page (PREVIOUS/NEXT)
Cursor ( / )
—
Changing a selected line setting (+10/-10)
Input button
Input button
Input source switching (toggle switching)
(TV
→
EXT1
→
EXT2
→
EXT3
→
EXT4
→
HDMI1
→
HDMI2
→
HDMI3
→
EXT8)
OK
—
Executing a function
