Dantel B18-04649-01 Скачать руководство пользователя

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AGE

04649-1098 <90-00194>

ORDERING INFORMATION

NOTE:

This section lists the different options available for this product. To order any of the available

options, contact Dantel Inside Sales through our toll-free number,

1-800-432-6835.

OPTION NUMBER

FEATURES

B18-04649-01

Wired shelf equipped with one (1) Tellabs 4003c and one (1) 44202 202-Type Modem

GENERAL DESCRIPTION

he B18-04649-02 shelf is a three-position shelf equipped with

two modules.

Slot 1 - Tellabs 4003C Line Amplifier

The Tellabs 4003C Line Amplifier with Loopback provides switch-

selectable level control, equalization, impendance matching in both

the transmit and receive channels of a 4-wire voice-frequency

transmission facility.
Additionally, the 4003C provides tone-activated or dc-activated

equal-level loopback of the facility.

Slot 2 - Dantel 44202 Compatible Modem

The 44202 module provides Bell-type 202 (4-wire) data communica-

tions between distant digital equipment locations. It also provides

on-board loop-back testing and multiple data interface inputs.
The 44202 is a plug-in P.C. board module that fits into any

400-type or similiar equipment housing. The front panel has:

♦

Jacks.

♦

LEDs.

♦

Switches.

♦

Test points.

♦

Level setting potentiometers.

The are no options for the 44202 and it is not equipped to accept

subassemblies.

Содержание B18-04649-01

Страница 1: ...recautions refer to BellcoreTM Technical Reference TR NWT 000870 Copyright 1998 by Dantel Inc Dantel is a registered trademark of Dantel Inc ISO 9001 Registered Printed in the U S A INSTALLATION OPERATION MANUAL 04649 1098 90 00194 B18 04649 01 SMALL DST SHELF About this Practice This is a new document Issue date October 1998 Reissued Practices Updated and new content can be identified by a banner...

Страница 2: ...lectable level control equalization impendance matching in both the transmit and receive channels of a 4 wire voice frequency transmission facility Additionally the 4003C provides tone activated or dc activated equal level loopback of the facility Slot 2 Dantel 44202 Compatible Modem The 44202 module provides Bell type 202 4 wire data communica tions between distant digital equipment locations It ...

Страница 3: ... install the optional mounting brackets that are in a parts bag attached to the unit 2 Install the shelf Install the shelf in the equipment rack using the hardware supplied in the parts bag Refer to Fig 1 in conjunction with the following steps 1 Facing the frame rail place the shelf in the rack Secure the shelf with three Phillips head screws and lock washers two on the right side at the top and ...

Страница 4: ... 4 4W XMT 4W RCV LINE To From Channel Unit B 1 LINE SIDE OUT 600 XMT 600 RCV IN 41 47 7 13 55 49 5 15 A25 00248 00 TELLABS 4003C LINE AMPLIFIER WITH LOOPBACK DROP SIDE XMT 600 RCV 600 IN OUT BATT GND BATT GND XMT RCV 600 4W 600 4W 40 39 41 42 21 20 19 16 15 14 13 17 RS 232 PORT 202 COMPATIBLE MODEM 44202 XX 35 17 TXD RTS DTR CTS DCD RXD DSR SIGNAL GND CHASSIS GND RS 232 PORT To From GTP C1 2 9 10 ...

Страница 5: ...SET ON all OFF 1 2 3 4 5 6 7 8 9 10 NOTE All other S13 switch positions must be set to the OFF position TABLE B 4003C LOOPBACK FREQUENCY SELECTION S13 FRONT PANEL LEVEL SWITCHES XMT No switches IN RCV No switches IN SWITCH S1 1 S1 2 S2 1 S2 2 S3 S4 S7 1 S7 2 S8 1 S8 2 S9 S10 S13 1 S14 1 S14 2 POSITION ON OFF ON OFF LOSS all OFF ON OFF ON OFF LOSS all OFF 1 ON refer to Table B OFF ON NOTE OFF away ...

Страница 6: ... those units without an M3 label on the handle FIG 4 4003C SWITCH AND STRAP LOCATIONS S9 ON S14 S13 S10 ON 1 2 3 4 OFF 5 S7 1 2 ON S8 OFF 1 2 ON 1 2 3 4 OFF 5 6 7 8 9 10 LOSS GAIN 1 S4 ON S1 S3 OFF 1 2 1 OFF 1 2 ON ON S2 OFF 1 2 1 2 3 4 OFF 5 Transmit and Receive channel level switches are located on front panel 1 2 4 8 1 5 3 6 12 IN IN RCV M3 IN IN 1 2 4 8 1 5 3 6 12 XMT LOSS GAIN INSTALLATION ...

Страница 7: ...Bfunctions SWITCH S5 5 POSITION MINI DIP S5 1 DOWN S5 2 UP S5 3 DOWN S5 4 DOWN S5 5 DOWN DESCRIPTION Bell 202 Half Duplex DOWN rocker down on number side of switch UP rocker up on number side of switch INSTALLATION STRAP TD422 RTS422 TD485 XMT RCV RCVGAIN XMTGAIN POSITION O O O n a n a LOW LOW DESCRIPTION No termination at 422 Transmit Data input No termination at 422 Request To Send input No term...

Страница 8: ...gh E The following procedure should be used for verification of level settings or if the Engineered Data levels require changes Level changes should only be required on the XMT or RCV pad on the front panel of the 4003C Line Amplifier Level settings between the Line Amplifier and the 44202 Modem are factory set for proper loopback Refer to Fig 6 1 Action Configure the Tellabs 4003C and the Dantel ...

Страница 9: ...the 4003C XMT OUT jack 8 Action Adjust the 4003C XMT pad switches located on the front panel to obtain the engineered data level 9 Action Connect the TMS send jack to the 4003C RCV IN jack Set the TMS to send the engineered data level 13 db below tone level 10 Action Connect the TMS rcv jack to the 4003C RCV OUT jack 11 Action Adjust the 4003C RCV pad switches located on the front panel to obtain ...

Страница 10: ...V GND RCV A11 44202 00 REV__ ON TEST MON XMT 4W 2W LINE MON LINE ON ABL ON DLB TD RD RTS CD DTR CTS 44202 00 202 MODEM xmt out loop mon 4003C line amplifier xmt in mon tellabs rcv in mon rcv out mon 814003C xmt rcv Step 13 Step 8 Step 10 Step 5 Step 6 Step 4 Step 7 Step 12 Step 9 Step 11 ...

Страница 11: ...re Range Weight Physical Dimensions VALUE 22 to 56 VDC 160 mA min 335 mA max 19 4 4003C min min 30 6 4003C max Btu Hr max 0 to 55 C 19 x 8 5 x 1 73 23 x 8 5 x 1 73 18 3 on center 22 3 on center 7 0 lbs 4 9 lbs empty 1200 600 or 150 ohms balanced switch selectable all ports 24 to 24dB in 0 1 dB increments switch selectable 0 25dB max 1KHz 15dBm max 1 15dBm 0 to 7 75dB in 0 25dB increments switch se...

Страница 12: ...t Current Max Load Resistance ALB AND DLB INPUTS Operating Voltage Disable Voltage PHYSICAL FEATURES Weight Dimensions Operating Temperature Range VALUES 21 to 56 VDC 21 VDC 24 VDC 48 VDC 56 VDC 120 mA 105 mA 75 mA 70 mA 135 mA 120 mA 85 mA 80 mA 21 VDC 24 VDC 48 VDC 56 VDC 9 7 Btu Hr 9 9 Btu Hr 14 0 Btu Hr 15 3 Btu Hr 35 dBm min to 7 dBm max 40 dBm min to 0 dBm max 24 dB 26 dB 0 to 1 V Low 3 4 to...

Страница 13: ...04649 1098 90 00194 PAGE 13 NOTES ...

Страница 14: ...en instrument signed by a duly authorized officer of the Seller and accepted by the Buyer Warranty and remedies on products not manufactured by the Seller are in accordance with warranty of the respective manufacturer THE SELLER MAKES NO OTHER WARRANTY OF ANY KIND WHATSOEVER EXPRESSED OR IMPLIED AND ALL IMPLIED WARRANTY OF FITNESS FOR A PARTICULAR PUR POSE WHICH EXCEEDS THE AFORESAID OBLIGATIONS I...

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