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Programming switches, Line select (f4/ls) – GAI-Tronics ITR1000-001 Model ITR1000-001 Basic Tone Remote Deskset with Line Select User and Installation Manual User Manual

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Programming switches, Line select (f4/ls) | GAI-Tronics ITR1000-001 Model ITR1000-001 Basic Tone Remote Deskset with Line Select User and Installation Manual User Manual | Page 10 / 40 Programming switches, Line select (f4/ls) | GAI-Tronics ITR1000-001 Model ITR1000-001 Basic Tone Remote Deskset with Line Select User and Installation Manual User Manual | Page 10 / 40