Section 4: Troubleshooting
Basic Troubleshooting Procedures
Merlin II System Planning Forms
Procedures for Specific Symptoms
Difficult to Place CaIls
Caller Can’t Hear Person Answering
Person Called Can’t Hear Caller
Calls on Hold Are Disconnected
Calls Are Cut Offer Dropped
Phone Doesn’t Ring
Phone Constantly Rings
Lights, Speaker, Ringing Problems
No Lights or Dial Tone
Line Button Light Shows False Status
BIS-34 Lights Don’t Go Off
HFAI-10 Lights Don’t Turn On
Programmed Feature Doesn’t Work
Module Doesn’t Work
Changed Intercom Numbers or Features
Recall Button Doesn’t Work
Recall Disconnects Line When Behind Switch
System Loses Its Memory Due to a Power Failure
Summary of Contents for administration and
Page 40: ...FIGURE 1 9 System architecture Theory of Operation 1 37 ...
Page 175: ...Top cover Front cover FIGURE 2 27 Control unit covers Testing the System 2 107 ...
Page 211: ...FIGURE 3 I A MERLIN II System Display Console The Administrator Attendant Console 3 3 ...
Page 213: ... FIGURE 3 2 A BIS 34D Console The Administrator Attendant Console 3 5 ...
Page 331: ...General Tests 4 55 Reaming the Control Unit 4 55 Testing Outside Lines 4 56 ...