polhstromar
New Member
Hi
I bought an oscilloscope KIKUSUI 7202A (ebay). It works in analog mode as well as digital. Analog part works well but the digital part has some problems.
Self calibration ends with error.
Does anyone know what's wrong with it.
![IMG_0466a.jpg IMG_0466a.jpg](https://www.electro-tech-online.com/data/attachments/32/32643-6cd87d2ca67e8391fbfd80c0857f8769.jpg)
front panel
![IMG_0516a.jpg IMG_0516a.jpg](https://www.electro-tech-online.com/data/attachments/32/32644-d405df2f3c1640256d5758b01e7b3cf1.jpg)
digital part
![IMG_0515a.jpg IMG_0515a.jpg](https://www.electro-tech-online.com/data/attachments/32/32645-86ebdde83f8199d32f84af169b75f97b.jpg)
analog part
![Slika038aa.jpg Slika038aa.jpg](https://www.electro-tech-online.com/data/attachments/32/32646-b6dd8d50aead6c4f7ceb9f9f5d6bd7e5.jpg)
self calibration works for some time but it ends with this
I bought an oscilloscope KIKUSUI 7202A (ebay). It works in analog mode as well as digital. Analog part works well but the digital part has some problems.
Self calibration ends with error.
Does anyone know what's wrong with it.
![IMG_0466a.jpg IMG_0466a.jpg](https://www.electro-tech-online.com/data/attachments/32/32643-6cd87d2ca67e8391fbfd80c0857f8769.jpg)
front panel
![IMG_0516a.jpg IMG_0516a.jpg](https://www.electro-tech-online.com/data/attachments/32/32644-d405df2f3c1640256d5758b01e7b3cf1.jpg)
digital part
![IMG_0515a.jpg IMG_0515a.jpg](https://www.electro-tech-online.com/data/attachments/32/32645-86ebdde83f8199d32f84af169b75f97b.jpg)
analog part
![Slika038aa.jpg Slika038aa.jpg](https://www.electro-tech-online.com/data/attachments/32/32646-b6dd8d50aead6c4f7ceb9f9f5d6bd7e5.jpg)
self calibration works for some time but it ends with this