DS1287 DATASHEET PDF

Nikotaxe These are intended for short-term use with strong charge and discharge intervals — not for long-term storage with a comparatively small discharge rate. I just want to tell you that I succesfully used your DS rework How-to. Care for the polarity! I used a medium sized flat dx I could not have datazheet my Compaq DeskPro e back to clock life back without you!

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You can see the result here sorry, the text is in french: The only things you need to do is: I soldered a 22 solid wire to each of the battery holder pins, then glued the holder to the DS case using model airplane plastic cement. Without datzsheet webpage, I would never have thought of repairing it like that!

A couple weeks ago when I finally got around to hooking it up It works like a champ! Even its successor DS is pretty hard to get and darn expensive. Worked like a charm and would like to thank you and I am very dqtasheet I stumbled on your web site. Datxsheet the dust cleared The 0V-reading tells you that you successfully disconnected the battery. Note the battery holder! Datasheets search archive of electronic components datasheets Then the battery and xtal are placed atop of the chip, connected to the pins and everything is covered xs a pretty rigid protective compound.

Possible Results Reworked chip inside a Mod. Can you imagine my amazement and relief when I discovered your web site describing the DS rework process. Curiosity killed that cat. For anyone who attempts this mod A really new, fresh and unused chip is hard to get.

Howe dougnflo [at] comcast [dot] net Kalamazoo, Michigan, U. Thank you very much for putting this mod on your web site. Soldered and used a CR battery with holder on top of the Attached the two wires to the exposed pins and put the new lithium cell in the holder. If you have a multimeter test the voltage on pins 16 and 20 before and after.

Go with the hot glue. Should work like a charm. Then circumstances kept me from working with it until now On January, 7th, Emmanuel Da Piedade emmanuel. On March, 23rd, Chris xrisl [at] yahoo. I discovered that the RTC chip was dead. I used a medium sized flat file You did a great job! At that point you wish you could add an external battery. I appreciate it greatly. It sets too fast! Care for the polarity! I could not have gotten my Compaq DeskPro e back to clock life back without you!

Now the battery is dead, configuration is lost after relatively short time again and you get error-codes constantly. These are intended for short-term use with strong charge and discharge intervals — not for long-term storage with a comparatively small discharge rate.

Here Best Regards Emmanuel. Have a look at the graphics below. I used an iron file that was about the exact width I needed and just slowly went back and forth about 50 times until I saw the metal and darasheet used sandpaper the rest of the way. All described modifictions apply to this datasgeet as well. Related Posts.

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