gt;> Sent: 23 July 2017 23:05
>> To: General Discussion: On-Topic and Off-Topic Posts
>> <cctalk@classiccmp.org>
>> Subject: What Is This Component?
>>
>> I am trying to repair my DECstation 220 after a battery leak, and making
> some
>> reasonable prog
On 07/23/2017 06:09 PM, Mattis Lind via cctalk wrote:
>>
>>
>> It is QZ1 in the following picture:
>> https://rjarratt.files.wordpress.com/2017/07/wp_20170723_22_38_20_pro.jpg
>>
>> It is a 32768 Hz crystal / resonator.
> /Mattis
> \
No question about it a 32768Hz crystal. Likely used to
> -Original Message-
> From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of Adrian
> Graham via cctalk
> Sent: 23 July 2017 23:11
> To: General Discussion: On-Topic and Off-Topic Posts <cctalk@classiccmp.org>
> Subject: Re: What Is This Component?
att
> via cctalk
> Sent: 23 July 2017 23:05
> To: General Discussion: On-Topic and Off-Topic Posts
> <cctalk@classiccmp.org>
> Subject: What Is This Component?
>
> I am trying to repair my DECstation 220 after a battery leak, and making
some
> reasonable progress. I have
> On 23 Jul 2017, at 23:05, Rob Jarratt via cctalk wrote
> I am trying to repair my DECstation 220 after a battery leak, and making
> some reasonable progress. I have reached a component that is unknown to me,
> so I don't know how it is supposed to behave. It is connected
>
>
>
> It is QZ1 in the following picture:
> https://rjarratt.files.wordpress.com/2017/07/wp_20170723_22_38_20_pro.jpg
>
> It is a 32768 Hz crystal / resonator.
/Mattis
I am trying to repair my DECstation 220 after a battery leak, and making
some reasonable progress. I have reached a component that is unknown to me,
so I don't know how it is supposed to behave. It is connected to the inputs
of a CMOS NAND gate, where I measure a steady voltage of 1.8V, but the