Function In Service Mode - Toshiba P42LSB Service Manual

Lcd flat panel data display unit
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is added, by remote control use
appear as left top position, with Layout of 1-1. Selecting [LAYOUT] then Horizontal and Vertical number
key will shift the image.
Functions in SPECIAL mode
There are several, not so common; adjustments in SPECIAL and also SERVICE modes.
This mode can be entered in ADJUST mode and then press [SPECIAL] button. When mode is initiated,
all the functions are shown by OSD. Refer to the
right picture.
1. Auto-Adjust ON/OFF (top number corresponds to OSD)
This will switch clock, phase and picture position
automatic adjustments on/off when signal is supplied
after power is shut-off or input was disconnected.
A small difference in the picture position may occur
when power is cycled off/on. Most switch selection in
this type, ON=1, OFF=0, with the key 1 or 0 used.
To use this function, press SPECIAL button, then [ 1 ] to select and highlight (color changes from Red to
Green) then select by [ 1 ]=ON or [ 0 ]=OFF.
4. Side Keyboard ON/OFF
This operation is to enable/disable the side key panel to avoid unexpected touch that may change screen
condition, [ 1 ]=ON or [ 0 ]=OFF selection is possible.
5. Video AGC ON/OFF
This is to select Video signal AGC ON/OFF function. AGC ON can change contrast sometimes.
7. PIP and Position
This is to use Picture in Picture operation. ON:1, OFF:0.
8. DPMS selection ON/OFF
Display Power Management System ON-OFF selection.
9. Firmware Version display
This will indicate the firmware version, display only.
A. Elapse Timer display
This will display lamp timer, no selection, no reset possible.
To escape from any operation in SPECIAL mode, pressing [ADJUST] button will step back one by one for each
touch.
Functions in SERVICE mode
0. User Picture Effect ( Memory )
This is to memorize the picture effect into memory.
Before memorizing, the displayed picture should be
adjusted perfectly such as 2x2, and then enter this mode,
use [ 0 ] button, thus memory number with related
information OSD appears. Use [ 0 ] button several
times until necessary memory number appears.
To memorize the effect, [WRITE] button need to be pushed.
There are 9 memory positions available.
. When such magnification as 2x2 is applied, all the pictures
32
ON: 1, OFF: 0
ON: 1, OFF: 0
: Position selection
: Size selection
To escape from this mode, use
[ADJUST] button, the green
high-light will become red and
then, one more [ADJUST] will
go back to the Adjust mode.
RS232C CONTROL

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