R52 power problem

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erfnsh · #1 Post by **erfnsh** » Sat Jun 26, 2010 1:49 am

I have a r52 that is blank on screen when i push a button power, it still show indicator Battery n hdd lights and beep sounds to. I have ruled out the ac adapter by trying to power it up, but still blank. any idea?

thanks

erfan

Admin note: Split this post out from the "My A 20/21/22 won't power on reliably/reboots intermittently" thread

#2 Post by **Harryc** » Sat Jun 26, 2010 6:42 am

Hook up an external monitor/LCD. Do you get an image on it?

hunterman223 · #3 Post by **hunterman223** » Sun Jun 27, 2010 9:12 am

Hi,
What sequence of beeps are you hearing? These are error codes that have different sequences for different errors. Check the link below for descriptions of thinkpad beep codes.

http://www-307.ibm.com/pc/support/site. ... 46018.html

erfnsh · #4 Post by **erfnsh** » Tue Jul 06, 2010 2:17 am

Harryc wrote:Hook up an external monitor/LCD. Do you get an image on it?

did not show anything, but sometimes my laptop can work normally, i mean it can be boot normally. but if not used a long time, this cases happened again. thx

erfnsh · #5 Post by **erfnsh** » Tue Jul 06, 2010 2:19 am

hunterman223 wrote:Hi,
What sequence of beeps are you hearing? These are error codes that have different sequences for different errors. Check the link below for descriptions of thinkpad beep codes.

http://www-307.ibm.com/pc/support/site. ... 46018.html

thanks hunterman223 for your link, i think it hear like system board failure. ouch..

erfnsh · #6 Post by **erfnsh** » Tue Jul 06, 2010 2:22 am

erfnsh wrote:
Admin note: Split this post out from the "My A 20/21/22 won't power on reliably/reboots intermittently" thread

i'm sorry for my wrong place thread

and thanks mr admin

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