Realistic STA 2100D won't come out of "safe mode"

Doormatt

Sep 29, 2025
2
Joined
Sep 29, 2025
Messages
2
Hello I have a realistic STA 2100 the monster unit I am having problems with it not coming out of safe mode when I press the power button and a click and stay read and won't click again and go to green I'm not much of a technician I would like to know is there inexpensive way to check and resolve this issue I find is unit too heavy to be lugging back-and-forth to a repair shop any help or suggestions would be appreciated thank you
 

Martaine2005

May 12, 2015
5,277
Joined
May 12, 2015
Messages
5,277
Hi, the first thing I would recommend is to see if any YouTube videos have your fault.
As you’re not very technical, it would be difficult to advise you.
I would personally check the output transistors first.

Edit: you have disconnected everything and tried to power it on?.
 
Last edited:

Doormatt

Sep 29, 2025
2
Joined
Sep 29, 2025
Messages
2
Hi, the first thing I would recommend is to see if any YouTube videos have your fault.
As you’re not very technical, it would be difficult to advise you.
I would personally check the output transistors first.

Edit: you have disconnected everything and tried to power it on?.

Hello Martaine2005,​

After checking various YouTube videos and other posts and not having a lot of money to throw at this I think I'm gonna go this route and replace the power switch first as described by one poster this is a likely common issue with the switch and not changing from safe mode to full power I'm going to give this a try when it arrives installment and see where it takes me from there thank you for your reply I will let you know the results.
 

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