El problema lo solucione los pulsadores tienen fugas no se detecta en baja resistencia del tester no te arriesgues cambia a los 5 pulzadores. Tecnico en tv carlos gayozo.
SOURCE: i have a compaq w17q monitor and the osd locked
Hold the menu button in WHILE turning on the power. This toggles the state of teh OSD lock.
SOURCE: Compaq FP5315 monitor with OSD Lock out
Here is the tip to solve your problem. Hope this might be helpful to you.
OSD Lock—The OSD can be enabled or disabled by pressing and holding the Menu button on the front panel for 10 seconds. If the OSD is locked, the warning message “OSD Lock” displays for five seconds.
❏If the OSD is locked, press and hold the Menu button for 10 seconds to unlock the OSD.
❏If the OSD is unlocked, press and hold the Menu button for 10 seconds to lock the OSD.
Good luck!
http://www.fixya.com/support/r6150077-basic_lcd_monitors_troubleshooting
Failed TV, Monitors, Caps: http://s807.photobucket.com/home/budm/allalbums
http://en.wikipedia.org/wiki/Capacitor_plague
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