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| TROUBLESHOOTING CHART |
Symptom |
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| Solution |
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1. No output at speakers. | 1. | Check for audio on the Red/Brown pair of the | |
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| (a) | If audio is present: Verify proper audio and power wiring to speakers. Try |
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| connecting a speaker in the equipment room: Connect the Tip and Ring leads |
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| directly to the Red/Brown pair of the |
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| ground leads to the power supply. Test again. |
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| (b) | If no audio: Refer to Wiring Instructions and complete the power test (step |
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| 7). Correct any problems and test again. If there is still no audio, then return |
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| to the installation Figure used and verify ALL connections. Use a meter to |
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| verify the connections from the punchdown block to the amphenol. If there is |
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| still no audio and you used Figure 5 Intercom Access, connect a bell or |
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| buzzer to the |
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| bell or buzzer does not ring, then you are either not getting a page control |
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| from the intercom, or you have connected the wrong half of the signal pair to |
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| the |
2. Music will not cut off | 2. | Complete all steps above for “no output at speakers”. | |
during a page. |
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T
R
BFT
BFR
AB
AG
H
SIG
DIR
BB
Preamplifier
and
Voice Limiting Ckt
Battery Feed
and
A Relay
Control Circuit
and
CT Relay
Regulator
PG
OUT
MT
| MR | |
A1 | A1 | |
A1 | ||
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A2 | A2 | |
A2 | ||
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CT2 | CT | |
CT | ||
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BG
11 | 947101 |
