DM-100 handheld for Time and Temperature display will not power up/turn on


  • DM-100 handheld for time and temperature display will not turn on.
  • 12 VDC is present at pins 1 and 5 of terminal blocks on j-box card but not at pins 1 and 5 on DB9 jack on same card.


  • DF-1010 Time and Temp display
  • Hardwire DM-100 handheld


  • J-box card is not outputting voltage to handheld.


  • Replace j-box card.

Work Around

  • Power up DM-100 with use of power pack that is outputting 12 VDC and 1.6 Amps.

KB ID: DD3052188

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