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Entry  Mon Sep 20 20:43:38 2021, Tega, Update, Electronics, Sat Amp modifications IMG_20210920_203456226.jpg
    Reply  Wed Sep 22 17:22:59 2021, Tega, Update, Electronics, Sat Amp modifications 
       Reply  Mon Oct 4 18:35:12 2021, Paco, Update, Electronics, Satellite amp box adapters pcb_no_flush.jpg1U_assembly.jpgfourunits.jpg
          Reply  Mon Oct 4 20:46:08 2021, Koji, Update, Electronics, Satellite amp box adapters 
             Reply  Thu Oct 7 02:04:19 2021, Koji, Update, Electronics, Satellite amp adapter chassis P_20211006_205044.jpg
Message ID: 16349     Entry time: Mon Sep 20 20:43:38 2021     Reply to this: 16356
Author: Tega 
Type: Update 
Category: Electronics 
Subject: Sat Amp modifications 

Running update of Sat Amp modification work, which involves the following procedure (x8) per unit:

  1. Replace R20 & R24 with 4.99K ohms, R23 with 499 ohms, and remove C16.
  2. (Testing) Connect LEDDrive output to GND and check that
    • TP4 is ~ 5V
    •  TP5-8 ~ 0V. 
  3. Install 40m Satellite to Flange Adapter (D2100148-v1)

 

Unit Serial Number Issues Status
S1200740 NONE DONE
S1200742 NONE DONE
S1200743 NONE DONE
S1200744

TP4 @ LED1,2 on PCB S2100568 is 13V instead of 5V

TP4 @ LED4 on PCB S2100559 is 13V instead of 5V

 DONE
S1200752 NONE DONE

 

 

 

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