McQuay M5MAC Guia de Resolução de Problemas descarregar pdf (Página 33)

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9. Conversion from Old Sequential Board to New Sequential Board

(For wiring up to 1000 meters)

9.1 Sequential Main Board SQMB01 (Old Version)

9.2 Sequential Main Board SQMB01 (New Version)

U8

J1 & J2

Rework instruction:

SQMB01 (Main Board) from

old version to new version

Step 1: Remove Jumper J1 and J2.

Step 2: Add Part: 2051-MAX1483

IC :MAX1483 to U8

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