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CHECK or TRBL 975trouble

Honeywell VISTA-128FBP: CHECK or TRBL 975

Honeywell VISTA-128FBP·1 view·0 field notes

What This Code Means

Trouble detected on Dialer 2.

Common Causes

  • 1Phone line 2 cut
  • 2Low voltage on phone line 2
  • 3Dialer hardware fault

Resolution Steps

Verify the connection and voltage of the secondary telephone line. Contact service if line is functional.

Manual References(1)

Field Notes

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Related Codes

CHECKIndicates a trouble condition in the system, which may be associated with specific zones, supervised relays, peripheral devices, or system components like dialers and ground faults.CHECK or TRBLIndicates a trouble condition in the system, meaning a problem exists with specific zones, relays, peripheral devices, or system components that may eliminate some protection.HSENS accompanied by zone numberA smoke detector has a high sensitivity level, which may cause false alarms.FIRE or ALARM accompanied by zone descriptorIndicates that an alarm occurred while the system was armed.CHECK or TRBL 6XXIndicates a trouble condition on a supervised relay where XX is the relay number (01-32).

Related Questions

How are the VISTA-128FBP bell output circuits wired and what supervision method does the system use to detect an open or short?How does the VISTA-128FBP supervise its backup battery and what does a battery trouble condition indicate?What does a ground fault trouble indicate on the VISTA-128FBP and how do I locate it?
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