View single post by slychiu
 Posted: Sunday Mar 16th, 2025 01:38 am
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slychiu



Joined: Saturday Apr 29th, 2006
Location: Singapore
Posts: 5845
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The Old UCM ID shunts are SW7 marked RS485 promary. All are shunted in the photo so the ID is 1. Check that the Red and Green D9 and D10 leds are blinkin to show the UCM is beng polled and is replying

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