FECO COMMS # 35/2

	FECO:	COMMS # 35/2
	MODIFICATION No:	N/A
	PRODUCT:	MULTITECH MT 1432L MODEM
	SUB-ASSEMBLY	N/A
	ESTIMATED MAN HOURS	N/A
	CLASS OF CHANGE:	INFORMATIONAL
	REASON FOR CHANGE:	TO INTRODUCE THE MULTITECH MT1432L MODEM

1.The multitech MT1432 is used as a dial up modem.

2.front and rear views

        (tech serv ref: 22/1/9)

3.specification

4.1 switch settings

        Sw1 upsw9 down

        Sw2 upsw10 up

        Sw3 downsw11 down

        Sw4 upsw12 down

        Sw5 upsw13 down

        Sw6 upsw14 up

        Sw7 downsw15 up

        Sw8 downsw16 down

4.2switch functions

        Switch function position

        #1force dtr/dtr from interface*up*

        Down

        #2flow control &e4*/&e5up*

        (async/dial-up/leased linedown

        #2sdlc*/bsc (sync)up*

        Down

        #3result codes enable*/disableup

        (async/dial-up)down*

        #3dbm transmit o db*/-10dbup

        (async/sync/lease-line)down*

        #4uucp enable/disable*up*

        (async/dial-up/leased linedown

        #4as/400 enable/disable*up*

        (sync/dial-up/leased line)down

        #5auto-answer enable*/disableup*

        (async/sync/dial-up)down

        #5answer*/originatedown

        (async/sync/leased line)up*

        #6max-thru enable*/disableup*

        (async/dial-up/leased)down

        #6slave clock enable/disable*up*

        (sync/dial-up/leased)down

        #7rts/normal/forced*up

        (sync/async/dial/leased)down*

        #8command mode enabled*up

        (sync/async/dial/leased)down*

        #9local/remote* loopbackup

        (async/sync/dial/leased)down*

        #10dial-up*/leased-lineup*

        Down

        #11"at"/"multi-tech" result codes*up

        (asynchronous)down*

        #11internal*/external clockingup

        (synchronous)down*

        #12sync/async mode*up

        Down*

        #13/#1414.4k bps operationup

        Up*

        #13/#149600 bps operationdown

        Up

        #13/#144800 bps operationup

        Down

        #13/#142400 bps operationdown

        Down

        #15cd/dsr from interfaceup*

        #15cd/dsr forced ondown

        #162-wire leased lineup

        #164-wire leased linedown*

        *standard factory default setting

5.configuration

5.1.connect a terminal set to 9600 bps, 8 bits, no parity, 1 stop bit; to the modem by a cable type h.

5.2.enter at

        Ok should be displayed.

5.3.enter at&f to set back to factory defaults.

5.4.enter at#a0&e7#x0$mb14400$sb9600q1%e5

5.5.enter at&w

5.6.enter atl5 (this displays modem configuration)

        B0 e1 m1 q1 r0 v1 x0 &e1 &e4 &e7 &e8 &e10

        &e13 &e15 $e0 %c0 #c1 $mb14400 $sb9600 $ba0 &w

5.7.to enter remote configuration when dialed in to a host multitech:-

        %%%at

5.8.this will drop you to a menu:-

        1. -data mode

        2. -command mode

5.9.enter 2 to drop to an at command mode situation.

5.10.to exit command mode enter ato .

5.11.to return to your hosts enter 1.

5.12.to configure for a 19200 port speed, change terminal port speed to 19200 and set $sb to be $sb19200
         instead of $sb9600.

6.mec description

        The mec description is mt-1432l-modem

7.servicing is by replacement.

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