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  Topic: blank screen
warranty_tech

Replies: 4
Views: 15693

PostForum: Hardware, BIOS repairs   Posted: Mon Jan 14, 2008 1:33 pm   Subject: blank screen
if you changed bios chip and it wont boot

check bios chip fitted correct polarity ie pin 1 corresponds to polarity mark on board

no solder opens or shorts

possible inop chip refit old bios c ...
  Topic: IBM R51
warranty_tech

Replies: 4
Views: 16592

PostForum: Hardware, BIOS repairs   Posted: Fri Nov 23, 2007 11:16 am   Subject: IBM R51
cool your ac adapter seems ok,if there is a problem with ac side on motherboard then you would be running on battery power which would then fully discharge after a length of time, does it power on usi ...
  Topic: IBM R51
warranty_tech

Replies: 4
Views: 16592

PostForum: Hardware, BIOS repairs   Posted: Thu Nov 22, 2007 1:49 pm   Subject: IBM R51
had a similar problem with my daughters t43,found the wires from yellow ac connector to motherboard were broken, easy enough to check as t4x motherboards(ROME) have similar connectors as r5x(juneau) r ...
  Topic: IBM R51
warranty_tech

Replies: 4
Views: 16592

PostForum: Hardware, BIOS repairs   Posted: Thu Nov 22, 2007 1:36 pm   Subject: IBM R51
first make sure your ac adapter isnt fried,try another ac adapter

any led's come on when ac inserted, or led's flash when power on is pressed.....if flashing led's at power on check pins on usb are ...
 
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