[Motorola] MRS2000 Questions...

[KB0NLY]

Here is the rest of the info...

Model : C73KSB-3196B

TX

TLD9242A

RX

TRU6302 (That's what it says and i can't find this number anywhere, but it 
looks like the standard TRD6182A)

PA

TLD2602

The Backplane has the following numbers:

TRN5433A
TLN2474B




----- Original Message ----- 
From: "Eric Lemmon" <wb6fly at verizon.net>
To: "'Discussion of equipment manufactured by Motorola'" 
<motorola at mailman.qth.net>
Sent: Sunday, August 30, 2009 6:36 PM
Subject: Re: [Motorola] MRS2000 Questions...


>I guess you're asking about an MSR2000 station (not an MRS2000).
>
> The repeater station has a different exciter than a base station, and it
> also has a squelch gate module.  You didn't state whether this is a VHF or 
> a
> UHF station, so providing the model number and installed modules will be
> very helpful.
>
> 73, Eric Lemmon WB6FLY
>
>
> -----Original Message-----
> From: motorola-bounces at mailman.qth.net
> [mailto:motorola-bounces at mailman.qth.net] On Behalf Of KB0NLY
> Sent: Sunday, August 30, 2009 4:07 PM
> To: Discussion of equipment manufactured by Motorola
> Subject: [Motorola] MRS2000 Questions...
>
> This is a repeater not a base, 110w continuous duty PA, has all the 
> shields,
> even the part numbers all say its a repeater, but when i opened it up i
> found out otherwise, etc...
>
> The first problem is for whatever reason Motorola made it a simplex remote
> base, they put in a T/R relay and connected to the PA output and receiver
> input. No problem there i can re-cable it.
>
> However, i can not for the life of me get the receiver to stay on when the
> transmitter is on. I pored through RBTIP and searched on here like crazy,
> and i cannot find the answer. I pulled the receiver board and the jumper
> JU101 is installed, this is supposed to keep the receiver on continuously,
> and i installed jumper JU103 in hope that was it, JU103 keeps channel 1
> selected in the receiver, that still didn't help.
>
> I set up a signal generator and fed it with a signal and 1khz tone just to
> give me a reference, when i transmit with the mic, the tx momentary switch
> on the control module, or key it with the PTT connection on the backplane 
> i
> still loose the receiver audio. I think its actually just muting the
> receiver to the local speaker?? If so how do you disable that??
>
> Ok, next problem.
>
> The second problem is i can't get this damn thing to encode a PL to save 
> my
> life. It has a TRN5073A PL Board which is supposed to be a full duplex
> board, encode and decode at the same time, i think its a jumper problem or
> something else as i can get it to decode just fine but no matter what PTT
> line i use i cannot get it to transmit a PL. I have swapped the reeds with 
> a
> few other spares of different frequencies, still no PL on transmit. So it
> doesn't appear to be due to a bad reed. How do you make this board encode
> and decode at the same time??? Can't find it in the manual i have 
> anywhere!!
>
> Offer up some help!
>
> Thanks...
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