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 C Return Policy 

Return Policy

C-2

TC8612 Rev 1.1       User Manual

To return a product, you must first obtain a Return Material Authorization (RMA) 
number and RMA form from the Customer Service Department. If the product’s 
warranty has expired, you will need to provide a purchase order to authorize the 
repair. When returning a product for a suspected failure, please fill out RMA form 
provided with a description of the problem(s) and any results of diagnostic tests that 
have been conducted. The shipping expense to TC Communications should be 
prepaid. The product should be properly packaged and insured. After the product is 
repaired, TC Communications will ship the product back to the shipper at TC's cost 
to U.S. domestic destinations. (Foreign customers are responsible for all shipping 
costs, duties and taxes [both ways]. We will reject any packages with airway bill 
indicating TC communications is responsible for Duties and Taxes. To avoid 
Customs Duties and Taxes, please include proper documents indicating the 
product(s) are returned for repair/retest).

C.1.2

Limitation of Liability

1.

In no event shall the total liability of T C COMMUNICATIONS, INC. to 
purchaser and/or end user for all damages including but not limited to 
compensatory, consequential and punitive damages, exceed the total amount 
paid to T C Communications, Inc. by purchaser for the goods from which the 
claim arose, in no event shall T C COMMUNICATIONS, INC. be responsible 
for indirect and consequential damages.

2.

In no event shall liability attached to T C COMMUNICATIONS, INC. unless 
notice in writing is given to T C COMMUNICATIONS, INC. within ten days 
of the occurrence of the event giving rise to such claim.

3.

T C COMMUNICATIONS, INC. shall not be responsible for delays or non-
deliveries 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 enactment of any law, 
ordinances, regulation, or ruling or order or any other cause beyond the control 
of T C COMMUNICATIONS, INC.

4.

T C COMMUNICATIONS, INC. shall not be responsible for loss or damage 
in transit and any claims for such loss or damage shall be filed by the purchaser 
with the carrier.

Summary of Contents for TC8612

Page 1: ...TC8612 8 Channel DIO Over T1 E1 Multiplexer User Manual MNL 86120 01 01...

Page 2: ...f errors in this document The information given in this document is reviewed regularly and any necessary corrections will be included in subsequent editions We appreciate any suggested improvements We...

Page 3: ...symbols are used in Caution Warning and Danger notes Symbol Meaning Pinching or crushing hazard Electrical hazard Equipment alert be careful of damage from static electricity General alert used for a...

Page 4: ...al Interface Connection Pin Assignments 2 6 3 Quick Start Guide 3 1 Introduction 3 1 3 2 Setup 3 1 4 Tutorial 4 1 Introduction 4 1 4 2 Latched Alarm 4 1 4 3 Remote Unit Status Monitoring and Remote Un...

Page 5: ...TABLE OF CONTENTS TC8612 Rev 1 1 User Manual TOC 2 Appendix C Return Policy C 1 Return Policy C 1 C 1 1 Warranty C 1 C 1 2 Limitation of Liability C 2...

Page 6: ...l Dry Contact Status Hold When this feature is enabled the dry contact will retain the last Open or Close status if the T1 E1 link is broken A built in sync mechanism verifies both device and T1 E1 li...

Page 7: ...Chapter 1 Introduction Product Description TC8612 Rev 1 1 User Manual 1 2 Figure 1 1 TC8612 DIO Over T1 E1 Multiplexer...

Page 8: ...available x Off Local status mode BPV CRC SYNC BPV Bipolar Violations LED x Blink Latched BPV error indication x Flash Unit detected bipolar violations x Off Normal condition CRC T1 E1 CRC Error LED x...

Page 9: ...nd alarm condition status Built in Power Redundancy Diagnostic DIP Switches for Local Loopback and T1 E1 Loopback Tests Rack Mount or Stand Alone Note For line lengths beyond 655ft additional testing...

Page 10: ...mal Open Standard Normal Close Optional Latency 1 5ms Load Voltage peak AC 60V Load Voltage DC 60V Continuous load current 0 55A Peak load current 1 2A Max On Resistance 2 5 Output Capacitance 150pF S...

Page 11: ...erating 10 C to 50 C Optional Hi Temp Version 20 C to 70 C Optional Extreme Temp Version 40 C to 80 C Storage 40 C to 90 C Humidity 95 non condensing Physical Standalone Unit Height 3 53 cm 1 40 Width...

Page 12: ...pment Location The TC8612 should be located in an area that provides adequate light work space and ventilation IMPORTANT Any claims concerning shipping damage should be made directly to the pertinent...

Page 13: ...close if the unit loses power completely or the Alarm is on The relay remains open during normal operation When used in NC Normal Close configuration the relay will open if the unit loses power compl...

Page 14: ...ood x Off No 5V DC is supplied to this card RMT Remote Status Mode LED Activated by R2 x Solid Remote status mode BPV CRC SYNC x Flash Remote status not available x Off Local status mode BPV CRC SYNC...

Page 15: ...RX loop timing mode SW4 B8ZS HDB3 Line Code x Down On B8ZS T1 HDB3 E1 x Up Off AMI SW5 DIS ALM Disable Alarm x Down On Disable alarm buzzer and dry contact x Up Off Enable alarm buzzer and dry contac...

Page 16: ...or an E1 application For example in a T1 E1 application this is the length of twisted pair cable connecting the TC8612 to the user s equipment which may be a CSU or DSU See Table 2 1 and Table 2 2 Tab...

Page 17: ...etector side has a dry contact closure detector The Receiver side has a dry contact Relay The Close or Open status is controlled by a relay switch inside the card It reflects the remote detector s sta...

Page 18: ...Chapter 2 Installation System Configuration 2 7 TC8612 Rev 1 1 User Manual Figure 2 3 Dry Contact Closure Detector...

Page 19: ...ould set to Internal timing mode and the other unit should set to RX Loop timing mode On Down for internal timing mode Off Up for Rx loop timing mode 5 Make sure to verify the Dry Contact as well as t...

Page 20: ...ates that there are two T1 E1 sync loss after the last alarm reset To reset the alarm press and hold the R2 Reset Too button for 3 seconds until the ALM BPV CRC and SYNC LEDs are flashing The alarm wi...

Page 21: ...the R2 button and the RMT LED should be lit to indicate it is displaying remote unit status 3 When RMT LED is lit ALM BPV CRC and SYNC LEDs will be displaying remote unit status 4 The RMT LED will tu...

Page 22: ...e purpose of this test is to verify the input and output wiring connections signal input receiver and signal output driver 1 The DET and RLY LEDs on the front panel will flash for that particular chan...

Page 23: ...loopback mode The PWR A and or PWR B and VCC LEDs will be solidly lit The SYNC LED will be solidly lit and both DET and RLY LEDs will blink indicating the dry contact signal from the user s device is...

Page 24: ...should be flashing indicating the unit is in T1 E1 Loopback mode 2 The LOS LED should be off indicating that a valid T1 E1 signal is being received If the LOS LED is flashing it means that the TC8612...

Page 25: ...t 5 2 All LEDs are OFF If no LEDs are lit on the unit check the DC power supply connector plug and or the power source If the problem persists contact the Technical Support Department at TC Communicat...

Page 26: ...power supply automatically adjusts for 90V to 264V AC input and 47 to 63 Hz operation The DC power supply accepts 24VDC 48VDC or 125VDC input Optional The rack assemblies are 19 wide by 1 75 high The...

Page 27: ...tton for at least 3 seconds until you see the alarm LEDs flash in sequence 2 To display the remote unit s alarm LEDs on the local unit briefly press the R2 button on the local unit The local unit s RM...

Page 28: ...til reset by the user The behavior is noted here When an LED blinks once it indicates a single error has occurred once When an LED blinks twice it indicates the error has occurred twice When the LED b...

Page 29: ...shipment unless goods have been subject to misuse neglect altered or destroyed serial number labels accidents damages caused in whole or in part to accident lightning power surge floods fires earthqu...

Page 30: ...re returned for repair retest C 1 2 Limitation of Liability 1 In no event shall the total liability of T C COMMUNICATIONS INC to purchaser and or end user for all damages including but not limited to...

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