Fuse replacement – GAI-Tronics IPE2500A, IPE2500A-MLS Paging Encoder / Desktop Controller User and Installatoin Manual User Manual

Page 68

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Troubleshooting

IPE2500A and IPE2500A-MLS Paging Encoder/Desktop Controller

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Problem Possible

Solution

No or low transmit audio

Ensure that the leased line being used does not have excessive line losses.

LOTL never/always on.

Ensure that the DCLOTL threshold has been properly set using the internal
diagnostics.

No line current

Ensure that the dc module can output current by using the internal
diagnostic.

Ensure that the line between the desk set and dc adapter has dc continuity

Not able to change the
selected frequency.

If direct DTMF is enabled, ensure that the

SELECT

button is first pressed

to enter the frequency selection mode.

If direct DTMF is enabled and this is an IPE2500A-MLS, frequency
selection is not possible except through the use of programmable buttons.

Fuse Replacement

CAUTION

For continued safe operation, replace fuses with the same type.

Fuses F1 and F2 are Bussmann C515S 1.25A SB 2AG.
Fuse F401 is Bussmann GMA 1A 5X20MM.

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