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DTE Connection

Use the following procedure to connect the RS-232-E cable from the modem to the
DTE:

Procedure

1. Make sure the modem’s rear panel power switch is Off.

2. Connect the DB-25-P plug on the cable to the DB-25-S socket labeled

COMPUTER on the modem’s rear panel. Use a small screwdriver to fasten the
cable to the modem.

3. Connect the other end of the cable to the serial connector on the DTE. Use a small

screwdriver to fasten the cable to the DTE.

Dial-Line Connection

Use the following procedure to connect a 3825

Plus

 to the dial network interface.

Procedure

1. Insert the 6-position, 4-conductor modular plug into the jack labeled LINE.

2. Insert the other end of the modular cord into the dial network interface.

2-Wire Leased-Line Connection

Use the following procedure to connect a 3825

Plus

 modem to the 6-pin, center pair,

leased-line network interface. A description of the JM8 to RJ11C crossover cable
required can be found in the user’s guide.

Procedure

1. Insert the 6-position, 4-conductor modular plug into the jack labeled LINE.

2. Insert the other end of the modular cord into the leased-line network interface.

Telephone Connection

Use the following procedure to connect the modem to a single-line or two-line
telephone:

Procedure

1. Insert the 6-position, 4-conductor modular plug into the jack labeled PHONE.

2. Insert the other end of the modular cord into the telephone.

Summary of Contents for COMSPHERE 3825Plus

Page 1: ...COMSPHERE 3825Plus MODEM QUICK REFERENCE Document No 3825 A2 GL10 10...

Page 2: ...and issued as a new release to this manual Warranty Sales and Service Information Contact your local sales representative service representative or distributor directly for any help needed For additio...

Page 3: ...ne com Select Service Support Technical Manuals Business Class Analog Modems Select the following document 3825 A2 GB30 COMSPHERE 3825Plus Modem User s Guide To request a paper copy of a Paradyne docu...

Page 4: ...m make sure your installation site is clean and well ventilated Allow space around the modem for installing cables and telephone cords and make sure the modem is located within reach of an ac power ou...

Page 5: ...n 4 conductor modular plug into the jack labeled LINE 2 Insert the other end of the modular cord into the dial network interface 2 Wire Leased Line Connection Use the following procedure to connect a...

Page 6: ...dem begins a power up self test in which all front panel LEDs momentarily light note that this also occurs on a reset of the modem and the Power LED remains ON The state of other LEDs depends on your...

Page 7: ...Customer 2 are user defined configuration storage areas 2 Press Enter The selected factory configuration is saved To establish a connection with a remote modem use the D Dial command Recovering AT Com...

Page 8: ...repeat Step 1 2 Once the characters are echoed back to the DTE TYPE T The case of this character must be consistent with the case used in Step 1 Mixed case prefixes such as aT or At are not recognized...

Page 9: ...continued Mn Speaker ON Off Control M0 Speaker always Off M1 Speaker ON until carrier signal becomes active M2 Speaker always ON O Returns modem to Data mode from online Command mode Qn Result Codes...

Page 10: ...232 DTR signal is controlled by the DTE D3 Off Reload Straps Modem loads Active Operating area with Active Saved area when DTR is lowered D4 Controls On Hook Modem does not disconnect until DTR lowere...

Page 11: ...rovides internal clock source for synchronous data Pin 15 X1 Modem uses external source Pin 24 for clock for synchronous data X2 Modem uses received signal as clock source for synchronous data AT COMM...

Page 12: ...Compression C0 Disables MNP5 data compression C1 Enables MNP5 data compression Rn Sets DTE rate for Asynchronous mode to n 300 1200 2400 4800 7200 9600 12000 14400 19200 28800 38400 57600 76800 or 115...

Page 13: ...Dial Line Rate 27 1 14400 V 32bis 2 12000 V 32bis 3 9600 V 32bis 4 7200 V 32bis 5 4800 V 32bis 6 2400 V 22bis 7 1200 V 22 8 1200 212A 10 0 300 V 21 11 0 300 103J 20 19200 V 32terbo 21 16800 V 32terbo...

Page 14: ...ntrol S75 Network Management Address 255 0 255 001 256 S76 Dial Autorate 0 0 Enable 1 Disable 2 Start at 4800 3 Start at 9600 S77 DTR Alarm Reporting 0 0 Disable 1 Enable S78 Dial Automode 0 0 Enable...

Page 15: ...an create a voltage potential between the earth grounds of two or more buildings If products installed in separate buildings are interconnected the voltage potential may cause a hazardous condition Co...

Page 16: ...uipment designed for use within certain voltage limits as amended by Directive 93 68 EEC Directive 89 336 EEC Council Directive of 3 May 1989 on the approximation of the laws of the Member States rela...

Page 17: ...red But if advance notice is not practical the telephone company will notify the customer as soon as possible Also you will be advised of your right to file a complaint with the FCC if you believe it...

Page 18: ...ceptable method of connection In some cases the company s inside wiring associated with a single line individual service may be extended by means of a certified connector assembly telephone extension...

Page 19: ...t and ii cable or wiring complying with a code of practice for the installation of equipment covered by this part of BS 6328 or such other requirements as may be applicable This modem is suitable for...

Page 20: ...oduct based on the standard of the Voluntary Control Council for Interference from Information Technology Equipment VCCI If this is used near a radio or television receiver in a domestic environment i...

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