Philips BDL4221V/00 Service Manual page 92

92
420WN6 LCD TV
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3.2.4.3 OSD messages
Cannot Display This Video Mode,
Change computer input to 1366x768 @ 60Hz
OSD
attention
signal
No Video Input
Use 1366 x 768 for best Result.
·
Attention Signal off
Above attention signals can be switched off by pressing UP and DOWN key together for more than 10
seconds if there is no video signal in. The Attention signal Attention signals on or Attention signal off
appears for 3 seconds.
3.2.4.4 OSD Lock
OSD function can be locked by
· "
Pressing Menu button for more than 10 seconds while there is video signal in.
The screen automatically shows OSD MAIN MENU LOCKED for 3 seconds.
When users press Menu button, OSD Lock MENU will appear, and the default cursor location will be on
unlock.
·
Using RS232 command.
OSD can be unlocked by
·
Pressing front panel Menu button for more than 10 seconds while there is video signal in. As the menu button
is pressed, the screen will keep showing OSD MAIN MENU LOCKED until OSD function unlocked. Then, OSD
MAIN MENU UNLOCK will automatically show for 3 seconds.
·
Using RS232 command.
3.2.4.5 Hidden functions
The following hidden functions are available for development and service personnel only, not for end customers.
Function
OSD lock / unlock
42"BDS WXGA TFT LCD Monitor/TV
TYPE
BRAND : PHILIPS
2005-06-10
Freud Yu
GENERAL PRODUCT SPECIFICATION
Message
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"
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Press Menu button for more than 10 seconds while there is video signal in.
: 420WN6VB/00
2005-06-10
*Dot Rate higher than 103MHz
Horizontal frequency does not fall into
between 30 and 61kHz
* Vertical frequency does not fall
between 56Hz and 75Hz (Non-
Interlaced)
* Resolution higher than 1366x768
No video signal input as monitor power on.
When input signal' s resolution is below 1366 x 7
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Description
8639 000 16494
590 14
45
When
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