[Repeater-Builder] MX-4 Memory exp board for ACC 850

2008-12-28 Thread John Everson
Hello to the group. 

I recently purchased an 850 controller with a repeater. The controller 
did not work when I powered it up. Upon inspection, I found that the MX-
4 memory board (aftermarket I assume) had come unplugged from the main 
board. My question is, which way does it plug in? The connector is not 
keyed. The MX-4 sits perpendicular to the main board. So, does the 
board sit over the top of the main board, or the other direction, 
facing the phone patch board?

I have no documentation for the MX-4 so I am a bit in the dark.

Thanks in advance.

John  AB6LI



Re: [Repeater-Builder] MX-4 Memory exp board for ACC 850

2008-12-28 Thread rb_n3dab
check the board and the controller to locate the ground pin /receptacle.  
unless the ground is located at the center that should give you a clue to the 
orientation when it is plugged back in.   My 2 cents worth ,as i know nothing 
about the controller/bd. your using.
--
Doug   
N3DAB/WPRX486/WPJL709

 John Everson johnever...@sbcglobal.net wrote: 

=
Hello to the group. 

I recently purchased an 850 controller with a repeater. The controller 
did not work when I powered it up. Upon inspection, I found that the MX-
4 memory board (aftermarket I assume) had come unplugged from the main 
board. My question is, which way does it plug in? The connector is not 
keyed. The MX-4 sits perpendicular to the main board. So, does the 
board sit over the top of the main board, or the other direction, 
facing the phone patch board?

I have no documentation for the MX-4 so I am a bit in the dark.

Thanks in advance.

John  AB6LI




Re: [Repeater-Builder] MX-4 Memory exp board for ACC 850

2008-12-28 Thread Doug Zastrow
John,

You might check out this link to see if it matches up with your MX-4:

http://www.accrepairs.com/mx4.html

Regards,

Doug
  - Original Message - 
  From: John Everson 
  To: Repeater-Builder@yahoogroups.com 
  Sent: Sunday, December 28, 2008 8:56 PM
  Subject: [Repeater-Builder] MX-4 Memory exp board for ACC 850


  Hello to the group. 

  I recently purchased an 850 controller with a repeater. The controller 
  did not work when I powered it up. Upon inspection, I found that the MX-
  4 memory board (aftermarket I assume) had come unplugged from the main 
  board. My question is, which way does it plug in? The connector is not 
  keyed. The MX-4 sits perpendicular to the main board. So, does the 
  board sit over the top of the main board, or the other direction, 
  facing the phone patch board?

  I have no documentation for the MX-4 so I am a bit in the dark.

  Thanks in advance.

  John  AB6LI


  



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