HL2 no tx

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Richard

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Feb 27, 2024, 3:09:40 PM2/27/24
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Hi

I have been using my hl2 happily for a while with thetis 2.10.3.4 - hl2 beta3 MI0bot), today after operating for (30 minutes maybe) i noticed the rx audio went quieter, then i noticed there was no tx, I did the usual unplugging re-plugging .resetting software etc, to no avail, I reset the database and imported my previously saved database, no improvment.

I think the tx light was coming on and relay clicking but no tx power.

so I open up the case to see if anything looks wrong, remove the n2adr to see if anything is fried etc. put the n2adr back in and continue trying the TUN button in thetis, then it springs into life after some chattering from one of the relays. 

so feeling relieved i put things as they were. 

Then i notice back to no power and no TX light, but I can still hear a relay click in as i press tune

so went through the dismantle and resetting  all over again , but this time no luck

so I am left with RX , can hear stations etc, maybe a bit quieter (I can't tell)

When i press tune, alc shows but I get no power out, and still not TX light.

I can hear relays click as I change bands so assume that part may be ok

I don't have test equipment other than a multi meter. 

any suggestions please (just as I was getting to love my HL2)

Richard

Steve Haynal

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Mar 2, 2024, 12:36:14 AM3/2/24
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Hi Richard,

Please work through the No TX debug page. In particular, please report the voltages which you measure with a DVM as described in step 4.


When did you purchase your HL2?

73,

Steve
kf7o
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