With AC plugged in and switch on, the Blue "STBY" LED no longer lights steadily.
LED flashes 1x for ~0.25 seconds
Screen comes on BLUE nothing else
after total of ~7.7seconds cycle repeats:
Screen blank, LED flash, screen blank, Screen Blue
Blank time ~1.1 sec; Blue time ~6.6 sec
System does not repsond to any button pushes nor to remote control
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Remove battery. Maybe faulty? Try another cord/charger with the EXACT same specs. Reseat the Memory Mods. has the AC jack been damaged by pulling on the cord? Try plug in and at the laptop's AC jack "wiggle" the AC jack plug. Any change?
I have just fixed an Aspire 7250 with following symptoms: Only blue Power LED or battery charge LED come on, fan spins, no backlight, no video either on internal screen or VGA output. Problem solved desolderig BIOS flash chip (W25Q16) and flashing BIOS 1.10 with an universal programmer.
ry changing the input device to something you are sure, works such as a DVD player. Switch off TV manually, switch off power, remove plug and retry after 48 hours. If problem persists, please refer it to a qualified service technician.
Take out the AC power jack and then remove the laptop battery. Plug AC power back in and see if the laptop will turn on. If it turns on let it boot the operating system and then shut down as normal, remove the power cord and reinsert the battery and again see if it will switch on. If it does then there has been a glitch with the battery. If it doesn't then there is a problem with the battery.
If the laptop won't switch on either with or without the battery then there is a possibility that the motherboard has developed a problem.
Symptoms of a broken power jack 1. If you wiggle the power cord or the AC Adapter connector on the back of the laptop, the power LED and battery charge LED start to flicker. 2. Battery will not charge in the laptop. 3. Laptop runs fine off a charged battery. 4. With the AC Adapter connected the laptop appears to be dead. No power LED or battery charge LED activity. 5. Laptop randomly powers off without any warning.
If your laptop is out of warranty, then you can fix the problem by re-soldering DC-IN jack on the system board. If it
Turn off the system
remove the AC Adapter and all 3rd party devices if there is?
Remove the battery
press and hold the power button for 1 minute
plugged back in the AC Adapter and battery
turned on the computer
The following steps should be able to correct the problem: 1) Unplug the TV or remove AC power from the TV 2) Count to ten and then plug in the TV 3) Locate the [Menu], [VOL-] and [Power] button on the TV’s side panel 4) Using the buttons on the TV’s Side Panel, press and hold both the [Menu] and [VOL-] buttons. 5) While holding those buttons, press and release the [Power] button one time and count to 3 before releasing the [Menu] and [VOL-] buttons. 6) The TV’s lower left Blue Power LED will come ON. 7) Wait 30 seconds. Confirm that the blue LED on the Lower Left of the TV (not the iPod dock for iPod models) has remained ON during this time. 8) Press the [Mute] button on the TV remote twice 9) Unplug the TV or remove AC power 10) Count to ten and plug the TV in 11) The TV power should automatically come ON and the blue power LED with be ON 12) Wait 40 seconds and the TV picture should appear 13) You can now continue using your TV. 14) If the picture does not appear, power on the TV manually: · If the LED begins flashing, unplug and power ON a second time. · If the LED begins flashing again, power ON the TV without unplugging If the LED begins flashing again, contact us directly by phone to obtain a local authorized service center for you. If the TV does power on, please reply back with the software version number for us to research this issue. Please follow these steps to obtain the software version number:
1) Press the [Menu] button on the remote control. 2) Using the arrow keys in the center of the remote, scroll over to the "settings" menu and select the [OK] button on the remote 3) Scroll down to "system info" and select [OK] button on the remote