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USER

MANUAL

MODEL 2701/B, C, D

G.703/G.704 NTU with 
EIA-530, V.35, X.21 Interfaces

SALES OFFICE
(301) 975-1000
TECHNICAL SUPPORT
(301) 975-1007
http://www.patton.com

Part# 07M2701/x-A
Doc# 086101UA
Revised 02/08/00

Summary of Contents for NetLink 2701/B

Page 1: ...SER MANUAL MODEL 2701 B C D G 703 G 704 NTU with EIA 530 V 35 X 21 Interfaces SALES OFFICE 301 975 1000 TECHNICAL SUPPORT 301 975 1007 http www patton com Part 07M2701 x A Doc 086101UA Revised 02 08 0...

Page 2: ...h are designed to provide reasonable protection from such interference in a commercial installation However there is no guarantee that interfer ence will not occur in a particular installation If the...

Page 3: ...bps or clear channel E1 G 703 2 048 Mbps data from the telco s digital data net work The Model 2701 terminates the G 703 telco interface and con verts the data for transmission to a user oriented seri...

Page 4: ...into G 703 mode and it transmits user data on all 32 time lots There is no framing information therefore the CRC4 MF SW2 2 switch is ignored In all other rate settings the unit employs G 704 framing...

Page 5: ...for CRC 4 MF When CRC 4 is enabled the unit monitors the incoming data stream for CRC 4 errors It transmits CRC 4 error counts to the transmitting unit When using timeslot zero TS0 excessive errors m...

Page 6: ...ed it is ready to connect to the G 703 G 704 interface to the serial port and to the power source This section describes how to make these connections 4 1 CONNECTING TO THE G 703 NETWORK The Power G 7...

Page 7: ...4 2 2 Connecting to a DCE Device If the Model 2701 serial interface is hard wired as a DCE all except the X 21 version you must use a null modem cable when con necting to a modem multiplexer or other...

Page 8: ...Model 2701 features six front panel LEDs that monitor con nections on the G 703 G 704 and signaling error and test modes Figure 6 below shows the front panel location of each LED Descriptions of each...

Page 9: ...ults but the data terminal indicates a fault follow the manufactur er s checkout procedures for the data terminal Also check the interface cable between the terminal and the Model 2701 5 3 2 Operating...

Page 10: ...te to clear all central office loops 5 3 4 Using the V 52 BER Test Pattern Generator To use the V 52 BER tests in conjunction with the Remote Digital Loopback tests or with Local Line Loopback tests f...

Page 11: ...100 240VAC 50 60Hz 0 4A Humidity Up to 90 non condensing Temperature 0 to 70o C Dimensions 9 0 x 5 3 x 2 0 cm 3 5 L x 2 1 W x 0 78 H A AP PP PE EN ND DI IX X B B PATTON ELECTRONICS MODEL 2701 INTERFA...

Page 12: ...ve Timing Y TC Transmit Clock A AA TC Transmit Clock B 21 Pin Function 1 Shield A 2 TD A 3 RD A 4 RTS A 5 NC 6 NC 7 Signal Ground 8 RLSD A 9 RX Timing DCE B 10 RLSD B 11 TX Timing DTE B 12 NC 13 NC 14...

Page 13: ...tion Pin Signal 1 Frame Ground 2 T Transmit Data A 3 C Control A 4 R Receive Data A 5 I Indication A 6 S Signal Element Timing A 7 BT Byte Timing A 8 SGND Signal Ground 9 T Transmit Data B 10 C Contro...

Page 14: ...th an X 21 interface 2701 I G 703 G 704 NTU w 10Base T EN interface 0805US American Power Cord 0805EUR European Power Cord CEE 7 0805UK United Kingdom Power Cord 0805AUS Australia New Zealand Power Co...

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