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UG-1032

6LAP5 LAN Adapter Panel

Dual Modem

December 2018

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Summary of Contents for UG-1032

Page 1: ...UG 1032 6LAP5 LAN Adapter Panel Dual Modem December 2018 ...

Page 2: ...ucts herein described to improve reliability function or design QEI does not assume liability arising to the application or use of any product or circuit described herein neither does it convey any license under its patent rights nor the rights of others This manual and all data contained constitutes proprietary information of QEI and shall not be reproduced copied or disclosed to others or used a...

Page 3: ...rint February 1999 C Revised to change test tone from constant carrier to alternate marking spacing May 1999 D Revised to Reflect Designations in Schematic June 1999 E Formatting Update March 2000 F Formatting Update August 2001 G Functional Description March 2008 H Formatting Update September 2012 I J Formatting Update Updated QEI Address February 2016 December 2018 ...

Page 4: ...mit Gain 2 2 10 Test tone 2 2 11 Line Configuration 2 2 12 Line Impedance 3 2 13 Push To Talk 3 3 General Specifications 3 3 1 Physical 3 3 2 Power 3 3 3 Environment 3 3 4 Weight 3 4 Strapping Description 4 5 Connection to the Line Transformers 5 6 LED Indicators 5 7 Functional Description 5 7 1 Bell 202 Compatible Modem 5 7 2 Central Processor Panel Connections 6 7 3 Test Tone 7 8 Interconnection...

Page 5: ...l coupling to from the telephone lines Connections between the modem and external line transformers are made via a six pin MOLEX mini fit type connector Also in order to compensate the high frequency loss on the communication lines each modem is equipped with a high frequency emphasizing circuit which provides 6dB slop gain compensation from 300 to 3000 Hz An alternate mark space frequency tone is...

Page 6: ...0 Hz Soft Carrier 900 Hz 2 7 Receive Sensitivity 30 dBm or 45 dBm jumper selectable it requires 600 ohm external line matching transformers 2 8 Pre emphasizing Each modem is equipped with a high frequency emphasizing circuit which provides a 6dB slop gain from 300Hz to 3000 Hz 2 9 Transmit Gain 12 dBm to 0 dBm in 3 dBm steps jumper selectable requires 600 ohm external line matching transformers 2 ...

Page 7: ...matching transformers 2 13 Push To Talk Open collector capable of sinking up to 120 mA 12Vdc 3 General Specifications 3 1 Physical 4 75 in L x 4 00 in W x 1 00 in H 3 2 Power 12Vdc 12Vdc and 5Vdc from 6CPP6 through DIN connectors JP4 and JP5 3 3 Environment Temperature 0 to 70 C Humidity 5 to 95 70 C non condensing 3 4 Weight 4 ounces ...

Page 8: ...er group has five individual positions from 12 dBm to 0 dBm 3 dB per step as marked on the 6LAP5 board 1 2 0dBm 3 4 3dBm 5 6 6dBm 7 8 9dBm 9 10 12dBm JP6 JP1 2 Wire 4 Wire operation This jumper group has three individual positions as marked on the 6LAP5 board 4 WIRE OPERATION Two jumpers one in each end position 2 WIRE OPERATION One jumper in the middle position JP12 JP10 With pre emphasizing JP11...

Page 9: ...ions both of these sections are Bell 202 compatible modem interfaces The following paragraphs give a brief description of the operation of these sections 7 1 Bell 202 Compatible Modem Each modem section consists of a single chip modem IC and a micro controller The modem IC is capable of transmitting and receiving according to the Bell 202 format which is a standard that is used over leased or dedi...

Page 10: ...terpreted by the receiving modem as extra characters Anti Streaming Prevents continuous keying of the transmitter due to a malfunction of the 6CPP6 Central Processor Panel After the anti streaming counter times out the modem will disconnect itself from the line by shutting down its carrier and resetting its CTS clear to send line It will not recognize the RTS request to send line from the UART on ...

Page 11: ...able part numbers for standard applications are listed below all cables must be ordered separately This is only a partial list For non standard or special applications refer to the documentation supplied with specific systems CABLE PART NO 30 057925 XXX where XXX indicates cable length option FUNCTION Communications FROM 6LAP5 J1 J2 TO 600ohm external line 9 Ordering Information Full ordering info...

Page 12: ...1032 8 Other Related Documentation Copyright 2016 QEI 11 Other Related Documentation Doc No Document Name UG 1024 6CPP6 CENTRAL PROCESSOR PANEL User s Guide UM 2012 ConfigWiz User s Manual TP 803 6CPP6 TEST PANEL SOFTWARE INSTRUCTION MANUAL ...

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