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Showing posts from April, 2023

Repair Log Seiko TV Watch Receiver TR02-01

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Seiko T001 When I first purchased my Seiko TV watch a few years ago, I was able to set up a local TV broadcast and watch video on the watch.  This week I pulled it out to test out a new RF modulator and couldn't get a picture no matter what I tried. It would barely even show static. If you're not familiar, the watch comes in two parts - a receiver box, and the watch itself.  The receiver box is basically a compact radio that also happens to tune in TV broadcasts and output video to the watch screen.  Given it's age I was not surprised when I opened up the receiver box to find pretty much every single electrolytic capacitor had leaked.  The fluid from a failed electrolytic capacitor is corrosive and if left unaddressed it can eat away the copper traces on a PCB.  Unfortunately this process had begun by the time I got the board out.  WARNING : the last thing I wish to do is gatekeep, but these receiver units are rare and this repair should not be attempted if...