TC Communications TC1903 User Manual Download Page 2 | Manualshive

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MNL-19030-01-19

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Summary of Contents for TC1903

Page 1: ...or free or accurate with regard to any specifica tion TC Communications Inc reserves the right to change or modify the contents of this manual at any time without prior notification COPYRIGHT 1992 201...

Page 2: ...2 MNL 19030 01 19...

Page 3: ...s dedicated for FXS FXO or 2 4 Analog 600 Ohm signal The TC1903s can be used to set up a phone line extension FXO to FXS or a phone hot link FXS to FXS setup The hot link will require both units to be...

Page 4: ...4 MNL 19030 01 19...

Page 5: ...5 MNL 19030 01 19...

Page 6: ...6 MNL 19030 01 19...

Page 7: ...it indicates SYNC LED status at the remote unit s front panel When Off either the remote unit didn t receive good optic signal or local unit didn t receive optic signal FXS When lit it indicates the R...

Page 8: ...face module will depend on which type the customer will order for their application The Dry Contact Relay is normally in the Open position The following conditions will activate the dry contact relay...

Page 9: ...units as a Master and the other as a Slave By connecting two TC1903s together using two regular telephone sets the users at both sides of the fiber link can have a hotlink phone line setup When one u...

Page 10: ...Ring For analog audio signals Pin 5 is the transmit TIP pin2 is the transmit RING Pin 4 is the receive TIP pin 3 is the receive RING Note When using the Analog interface both TC1903 units must be con...

Page 11: ...jack s is are connected The power is 12VDC 500mA 24VDC 48VDC 125VDC and AC 115VAC to 230VAC are optional The RJ 11 connector uses the middle two pins for Tip and Ring see page 8 for pin assignments D...

Page 12: ...tic signal is received 7 Lift up local phone s handset and observe the remote TC1903 s RING LEDs start to flash 8 Once the remote phone rings the remote user can answer the call by picking up the remo...

Page 13: ...optic cable with yellow colored insulation is used for single mode applications gray or orange colored insulated cable is for multimode use If multimode cable is used in a single mode application the...

Page 14: ...14 MNL 19030 01 19...

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Page 16: ...horized to be returned are delivered to TC Communications Inc TC Communications Inc shall not be liable for any inspection packing or labor costs in connection with the return of goods In the event th...

Page 17: ...iveries directly or indirectly resulting from or contributed to by foreign or domestic embargoes seizure fire flood explosion strike act of God vandalism insurrection riot war or the adoption or enact...

Page 18: ...work FXS Foreign Exchange Station FXS configuration is required for a telephone network to generate a call to a plain old telephone set Hotlink direct connected phone line PBX Private Branch Exchange...

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