Post Reply 
Inductor on HP 25C board
09-21-2015, 08:50 PM
Post: #5
RE: Inductor on HP 25C board
All the registers are working and retain their contents even when the calculator is turned off.
LastX in deed always returns zero. So I guess it is that RAM chip that is bad. Which one is it? Unfortunately the IC markings aren't legible any more.
Find all posts by this user
Quote this message in a reply
Post Reply 


Messages In This Thread
Inductor on HP 25C board - Harald - 09-21-2015, 09:36 AM
RE: Inductor on HP 25C board - Harald - 09-21-2015, 03:48 PM
RE: Inductor on HP 25C board - PANAMATIK - 09-21-2015, 07:18 PM
RE: Inductor on HP 25C board - Brad Barton - 09-30-2015, 04:49 PM
RE: Inductor on HP 25C board - Harald - 09-21-2015 08:50 PM
RE: Inductor on HP 25C board - PANAMATIK - 09-22-2015, 07:31 AM
RE: Inductor on HP 25C board - jebem - 09-22-2015, 08:49 AM
RE: Inductor on HP 25C board - Harald - 09-22-2015, 01:47 PM



User(s) browsing this thread: 1 Guest(s)