GAI-Tronics 265-001 Intrinsically-Safe Telephone Rack-Mount System User Manual

Page 7

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Pub. 42004-200B

Intrinsically Safe Rack-Mount Telephone System

Page: 7 of 13

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Equipment-related Problems

Problem Solution

There is no incoming ring tone.

1. Check the I.S. telephone panel.

2. Check the Model 265 Line Card.

There is no receiver audio, no
side tone, and no touch tones
when pressed.

1. Check the I.S. telephone panel.

2. Check the Model 265 Line Card.

3. Check for an open or short in the connecting cable.

Cannot dial out, but can hear
touch tones when pressed.

1. Check the Model 265 Line Card.

2. Check the TELCO line connection. It may be bad or there may

be no connection.

I.S. telephone is inactive.

1. Check the I.S. telephone panel.

2. Check the Model 265 Line Card.

3. Check for an open or short in the connecting cable.

No power lights are on.

Check the Model 266 Power supply.

CAUTION

Any field repairs on the intrinsically-safe design of the phone are strictly prohibited. Any such
change will void ALL hazardous approvals. Please contact the GAI-Tronics Field Service Department at
800-492-1212 inside the USA or 610-777-1374 outside the USA for the Regional Service Center closest
to you.

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