that's a 62421B RTC
On Mon, Mar 3, 2025 at 12:58 PM Paul Howlett pinballpauls@gmail.com wrote:
I have a RB-8 that has a "4" error which I believe is the RTC chip is bad. I looked in the manual and it showed a 6421B which I haven't been able to find. Does anyone know of a replacement?
-- Paul Howlett Pinball Paul's
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