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Model A3810, even though i've put 4 brand new batteries,
Hi, model A3810, even though i've put 4 brand new batteries, still the ''LOW BATTERY'' signal appears and does not allow me to even open the door. What can i do? … read more
Harry
Harry
2,489 satisfied customers
I have a sentry safe,got it a guy time ago,the batteries are
I have a sentry safe,got it a guy long time ago,the batteries are dead and he doesn't have the combination any more,I don't want to ruin it,I want to use it been sitting in the barn for a few years ,t… read more
Nathan
Nathan
Bachelors of Science
26,031 satisfied customers
I have a Sentry A3860 safe. The keypad seems dead. I changed
I have a Sentry A3860 safe. The keypad seems dead. I changed to brand new batteries and nothing...is there anyway to open it? … read more
Neil
Neil
Associate Degree
3,565 satisfied customers
I lost a safe key for the sentry A3810. how do I get a new
I lost a safe key for the sentry A3810. how do I get a new key? … read more
Richard
Richard
IT Manager
IT Manager, Consultant
6,105 satisfied customers
I have a Sentry safe, model # S3510 with a serial number of
I have a Sentry safe, model # S3510 with a serial number of AF-014874. I have an electronic combo lock. My daughter decided to play "safe cracker" and now the batteries are dead and I need to get insi… read more
Russell H.
Russell H.
Service Tech
Vocational, Technical or Trade Scho
4,832 satisfied customers
The battery died and will not work now, I did not use the
I did not use the safe for a long while and when I tried to open it the inside batterys were dead … read more
Russell H.
Russell H.
Service Tech
Vocational, Technical or Trade Scho
4,832 satisfied customers
I need to find a way to get into my safe, even though I have
I need to find a way to get into my safe, even though I have lost the key and the keypad battery pack fell off. … read more
Richard
Richard
IT Manager
IT Manager, Consultant
6,105 satisfied customers
Cannot open safe, model #A3810 with code or key. Seems to be
Cannot open safe, model #A3810 with code or key. Seems to be stuck. … read more
Rusty
Rusty
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Associate Degree
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Dead battery in safe how to replace, sentry s 3517, several
several months. just trying to unlock with code. no light on battery … read more
Russell H.
Russell H.
Service Tech
Vocational, Technical or Trade Scho
4,832 satisfied customers
I am unable to close my safe. Sentry A3810. I reinserted the
I am unable to close my safe. Sentry A3810. I reinserted the combination and got a green light but the door is jammed.Please help. … read more
Russell H.
Russell H.
Service Tech
Vocational, Technical or Trade Scho
4,832 satisfied customers
The battery went dead and now we can't open the safe.. I
the battery went dead and now we can't open the safe.. I have the key but still can't open it. … read more
Nathan
Nathan
Bachelors of Science
26,031 satisfied customers
I have shte same sentry a3810 safe with the key, however it
Hi, I have shte same sentry a3810 safe with the key, however it is digital and I believe it needs batteries to operate but there are none and I can't open it... I actually found the safe open and went… read more
John
John
Engineer and electronic enthusiast for more than 12 years.
Bachelor's Degree
228 satisfied customers
How do I open a Sentry A3810 battery operated safe. The keypad
how do I open a Sentry A3810 battery operated safe. The keypad will not work. I tried new batteries and it does not work.… read more
Michael
Michael
Appliance Repair Technician
Bachelor's Degree
2,500 satisfied customers
the only thing that I can provide isthe model number on the
the only thing that I can provide is the model number on the safe and we need the key because the batteries are dead. I think that putting the batteries on the inside of the door is stupid and so is l… read more
Expert
Expert
I recently purchased a model A3810 Sentry safe at an auction
I recently purchased a model A3810 Sentry safe at an auction that I would like to use but unfortunately there was no combination to it or key.… read more
Dr. Fix-It
Dr. Fix-It
Technical Lead
1,909 satisfied customers
My code is not opening my safe, I think the batteries need
My code is not opening my safe, I think the batteries need to be replaced but I don't know how.… read more
Expert
Expert
We have a Sentry Safe A3810/AT122667* - we are currently have
We have a Sentry Safe A3810/AT122667* - we are currently have serious difficulting opening--(this morning it would not open). It accepts key and pass number but the handle refuses to move - thus safe … read more
Expert
Expert
We have a model 1250 Sentry safe, and we can no longer open
We have a model 1250 Sentry safe, and we can no longer open it. We have several important items in it that we need. It has worked fine for many years, but now we cannot open it. Can you give us any ad… read more
Techtronixs
Techtronixs
1 and half years electronic enginee
160 satisfied customers
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Meet the Experts:

Steve G.

Steve G.

Engineer

2,358 satisfied customers

VP of electronic repair company. Audio nut since 1974. Home Theater advisor. Vinyl holdout!

John

John

Engineer and electronic enthusiast for more than 12 years.

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I am here to help you!

Russell H.

Russell H.

Service Tech

4,832 satisfied customers

8+ years of professional experience

Louie

Louie

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Greg A.

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Rod

Systems Engineer

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Martin

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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