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DSC Power 832 Battery - HELP

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Mark Brinkley

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Jun 6, 2001, 8:29:17 AM6/6/01
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I purchased a DSC Power 832 system 2 years ago and I got a 12 volt 7ah
battery. Yesterday, I got a low battery warning on my LCD, then about 7
hours later both of my LCDs went totally blank. AC is hooked up to the
system.

My questions:

1) The battery says it is rechargeable? Does this mean it is being
recharged all the time (like a car) or does this mean when it dies I can
recharge it?

2) Shouldn't the battery last longer than 2 years? SHould I but a new
one?

3) Will I have to reprogram everything?


Thanks very much.

M.Brinkley

Jim Rojas

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Jun 6, 2001, 10:00:40 AM6/6/01
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Check the transformer and the outlet it is plugged into. Make sure the
outlet works, it may be on a GFI circuit. A GFI circuit is like the outlet
in the bathroom, with the test & reset buttons. Sometimes you will find them
in the garage, and other parts of the home. If the transformer is warm to
the touch, the secondary output fuse on the transformer may have blown. It
may also mean your voltage regulator is blown as well, causing even a new
transformer to blow out within a few minutes.

The system is designed to shutdown when the battery reaches 12v. This is to
prevent complete battery discharge. When AC power is restored, the battery
will recharge within 12-24 hours, and the trouble light will go away. Don't
forget to reset the time and date when you restart the system. (*6
mastercode 1) This information is in your owner's manual.

Jim Rojas

"Mark Brinkley" <ma_nospa...@yahoo.com> wrote in message
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Mark Brinkley

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Jun 6, 2001, 10:54:25 AM6/6/01
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But if the transformer was dead shouldn't the LCD say "No AC" first?

Also, if the transformer isn't warm does that mean it's a battery
problem.


Thanks.

Jim Rojas

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Jun 6, 2001, 11:14:15 AM6/6/01
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I believe that can be disabled through programming. Or it may have happened
during the night. The yellow trouble light would come on, and the keypad
would beep every few seconds. You would then press *2 to see what the
problem is...
If the transformer isn't warm that means either the outlet is dead, or the
transformer has expired. Check the outlet first...

Jim Rojas

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Reg Siemens

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Jun 6, 2001, 12:12:59 PM6/6/01
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Hi Mark,

If the panel is dead and you've checked and you have 16vac at the panel,
then you likely have a power supply problem in the control panel. This is a
known defect with a certain run of DSC panels. The board will have to be
replaced. The system should run without a battery, so the problem you've
described is exactly the symptoms of the power supply failing.

To completely rule out other problems, disconnect the battery, keypads and
all auxiliary powered devices. Meter your a/c terminals on the board, they
should read at least 18vac. If that's OK, then meter your aux output, it
should be around 13vdc. If my guess is right, you'll get no output from
your auxiliary circuit.

Regarding the battery, it's probably OK although after being fully
discharged they sometimes don't recover. Can't be certain until after
you've replace the board and let the battery charge for a day or so.

Yes, if you do a board replacement, you will have to reprogram everything.

Reg Siemens
Tower Security Systems Inc.

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Don Fiscus

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Jun 6, 2001, 1:09:21 PM6/6/01
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Mark, et al. I also would suspect that what you describe is a problem
with the AC supply.
The outlet or transformer isn't doing what it should. A rechargeable
battery will do just that
when the primary power is restored, most current batteries should
provide 5-7 years, and no
you won't have to reprogram everything - just reset the current time
as mentioned.
The 832 will by default indicate as trouble the loss of AC power. You
may wish to see if
that feature has been disabled through programming (address 015,
option 1). Once your system
has been revived, you can view the history by means of the LCD
keypad).


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Don Fiscus

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Jun 6, 2001, 1:15:47 PM6/6/01
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Make that address (016) v. (015) for the for the "AC trouble displayed" or not.

Jack Stevens

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Jun 6, 2001, 4:15:30 PM6/6/01
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Just a side note to Reg's remarks: I have had power supply failures on two
different 5010 boards. In both cases, the board failure took the
transformer out too. So you may not have AC voltage at the terminals on the
board if it is in fact a board failure.

--
Jack Stevens

NOalarma...@yahoo.com
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"Reg Siemens" <regsi...@coldmail.com> wrote in message
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Jacob Ashbury

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Jun 6, 2001, 4:50:02 PM6/6/01
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Ademco's used to do that 15 years ago.

Jake-
"Jack Stevens" <NOalarma...@yahoo.com> wrote in message
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Jack Stevens

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Jun 6, 2001, 5:34:48 PM6/6/01
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Well, they ARE the industry leader.

Where you been?
--
Jack Stevens

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"Jacob Ashbury" <ch...@mindspring.com> wrote in message
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Jacob Ashbury

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Jun 6, 2001, 7:52:12 PM6/6/01
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"Jack Stevens" <NOalarma...@yahoo.com> wrote in message
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> Well, they ARE the industry leader.

"at's right, they are."
>
> Where you been?
Everyone's been getting along so splendidly I figured I would just enjoy the
reading.

Jake-

Jack Stevens

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Jun 6, 2001, 8:14:43 PM6/6/01
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But with you AND Bass both gone, my entertainment quotient is low.

--
Jack Stevens

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"Jacob Ashbury" <ch...@mindspring.com> wrote in message

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1al...@bellsouth.net

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Jun 7, 2001, 11:27:11 AM6/7/01
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Sounds to me as though you have a transformer problem or no power to
the outlet that the transformer is plugged into.
The life of the battery is dependent on the amount of devices you have
drawing power and how often the power was off to the panel.

Norm

Ejm01

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Jun 7, 2001, 1:12:57 PM6/7/01
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Is it possible the he may just have a bad battery?
AlarmTech System
Corpus Christi, TX

Jackson

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Jun 7, 2001, 9:20:16 PM6/7/01
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If you do not want to replace the board, just replace the bridge retifier on
the left side of the board just above the AC input terminals ( 2 bucks max),
and install a brand new 12V@4AH backup battery. It is not a good idea to use
a 7A battery on the DSC 832 system due to the large amount of current (10%
of 7A) needed to recharge the battery after an extended power outage.

It will be very difficult to de-solder the bridge out of the circuit board,
what I have found so far that works best, is to squash the rectifier with a
plier and pull each individual pins out with a soldering iron at the bottom
and a small needle nose on the pin.

Mike Dupre

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Jun 7, 2001, 5:48:41 PM6/7/01
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Mr Manuals,

Does the 1555 do this too? I saw nothing in the manual but seems to me it
does... I've had two come back after (not deep discharging?) more than 12
hours and the board powered up fine too when the ac was restored. I didn't
get a low battery restoral but status upload showed the battery okay. I was
sure I was going to have to replace those batteries.
--
Michael W Dupre
www.medi-call.ca
Ottawa ON CA

Jim Rojas <jro...@tech-man.com> wrote in message
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Jim Rojas

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Jun 7, 2001, 9:35:05 PM6/7/01
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Yes, the 1555 is almost identical to the 832. Please use your meter and
check the AC power input on terminals 1 & 2. It should read 16-18 VAC. Also
check the Aux output, and make sure the battery leads have at least 13.5+
VDC to charge the battery.

Jim Rojas

"Mike Dupre" <medi...@canada.com> wrote in message
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Jack Stevens

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Jun 7, 2001, 11:29:25 PM6/7/01
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Hmmmm....Didn't know that. I use 7 amp batteries exclusively for the 5010
because of the extended standby time.
Haven't had any trouble except for two of the early boards (rectifier
kaput). I assume these were defective boards though. All the others I've
installed are fine.

--
Jack Stevens

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"Jackson" <jac...@repairman.com> wrote in message
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Jackson

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Jun 8, 2001, 2:45:16 AM6/8/01
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All the 832 boards I have to repair on site (too lazy to replace board), all
have 7A battery as backup, all have heavy load ( approx 400mA) on the aux
terminals, and all have experience some sort of a power failure in the weeks
prior to the retifier been damaged.

The same problem happened on PC4020v2.0 board also, the newer one that has a
small tiny bridge instead of the older design which has 4 individual giant
size diodes.


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Mark Leuck

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Jun 8, 2001, 10:18:47 PM6/8/01
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Sounds like your AC died, if it were just the battery your display would not
have died

"Mark Brinkley" <ma_nospa...@yahoo.com> wrote in message
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Group Moderator

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Jun 8, 2001, 10:41:57 PM6/8/01
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Rodeo Mark The DownLoader Wrote:
Sounds like your AC died, if it were just the battery your display would not
have died

Mike Said:
What would a Moron Bass Clone that sits under a desk at Monimidgets sucking and
loading know about a control panel. The only thing you know about is a ZIPPER.
Modem Face.....

Mark Leuck

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Jun 8, 2001, 11:35:02 PM6/8/01
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"Group Moderator" <alarm...@aol.com> wrote in message
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Heh, someday Mike you'll come out of that basement and see how things really
are


Robert L Bass

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Jun 9, 2001, 10:34:44 AM6/9/01
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Hi Mark,

The systen trickle charges the battery all the time. This sounds like you
might have lost AC at the panel and the battery died. Set your VOM (meter)
to AC Volts and read across the wires from the AC transformer inside the
Power832 master control panel. If you get zip, unplug the transformer and
check the outlet for 110 VAC. If it's OK, set your meter for continuity and
check the primary (high voltage) side and secondary (low voltage) side.
Each side should show continuity. If not, replace the transformer.

If the transformer is good and the outlet is good but there's no AC at the
panel, check the cable for an open. If the t5ransformer secondary is bad,
check the cable for a short before replacing it or you may end up blowing
the replacement unit too.

Another possibility is that the power supply may be bad. DSC had some
problems for a while in that area. TTBOMK it's been corrected but if your
panel is one which is defective contact me and I'll get it fixed for you.

--

Regards,
Robert L Bass

=============================>
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Sarasota, FL 34233
877-722-8900 Sales & Tech Support
941-925-9747 voice (Florida)
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