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Here we go.... (48G fixing and MEMORY UPGRADE)
05-25-2017, 01:56 PM
Post: #10
TomC Offline
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 		Posts: 315
Joined: Dec 2013
RE: Here we go.... (48G fixing and MEMORY UPGRADE)
There are some pictures here:

https://sites.google.com/site/tchrapkiewicz2/hp48

In which the 'ON' signal is traced through the main board and up through the keyboard connector. This shows why pressure below the display helps the 'ON' key problem as it provides pressure to the 'ON' keyboard contact connection.

Hope this helps,
TomC


(05-24-2017 10:46 PM)lemontea Wrote:  Wish me luck :-)
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Messages In This Thread
RE: Here we go.... (48G) - lemontea - 05-24-2017, 11:17 PM
RE: Here we go.... (48G) - lemontea - 05-24-2017, 11:32 PM
RE: Here we go.... (48G) - lemontea - 05-24-2017, 11:37 PM
RE: Here we go.... (48G) - lemontea - 05-25-2017, 12:02 AM
RE: Here we go.... (48G) - mfleming - 05-25-2017, 02:19 AM
RE: Here we go.... (48G) - lemontea - 05-25-2017, 02:29 AM
RE: Here we go.... (48G) - lemontea - 05-25-2017, 06:44 AM
RE: Here we go.... (48G fixing and MEMORY UPGRADE) - TomC - 05-25-2017 01:56 PM



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