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Micro House PC Hardware Library Volume II: Network Interface Cards And Modems Micro House PC Hardware Library Volume II: Network Interface Cards And Modems
by Micro House International, Inc. and Scott Mueller
Que, Macmillan Computer Publishing
ISBN: 078971664x   Pub Date: 06/17/98
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SC1 PINOUT
Function Screw Function Screw
Normally closed contact 1 Normally open contact 3
Signal common 2    

USER CONFIGURABLE SETTINGS
Setting Label Position
Control port parity disabledS1/3 On
     Control port parity enabled S1/3 Off
Control port parity set to oddS1/4 On
     Control port parity set to even S1/4 Off
Control port uses 8 data bitsS1/5 On
     Control port uses 7 data bits S1/5 Off
Control port uses 1 stop bitS1/6 On
     Control port uses 2 stop bits S1/6 Off
Alarm reporting disabledS1/7 On
     Alarm reporting enabled S1/7 Off
Alarm reporting output to DCE control portS1/8 On
     Alarm reporting output to DTE control port S1/8 Off
Adapter in SMDS modeS2/3 On
     Adapter in DSU mode S2/3 Off
T3/E3 receive equalization enabledS2/4 On
     T3/E3 receive equalization disabled S2/4 Off
T3/E3 transmit Line Build Out outS2/5 On
     T3/E3 transmit Line Build Out in S2/5 Off
Factory configured - do not alterS2/6 On
Factory configured - do not alterS2/7 On
Factory configured - do not alterS2/8 On

CONTROL PORT SPEED SELECTION
Setting S1/1 S1/2
9600bpsOn On
     4800bps On Off
     2400bps Off On
     1200bps Off Off

PROTOCOL SELECTION
Setting S2/1 S2/2
T3 MI3On On
     T3 C-Bit On Off
     E3 G.751 Off On
     E3 G.751 Off Off

THUMBWEEL FUNCTION SELECTION
Function S3 S4 S5
Reset loopback tests Pushed Position 0 Not pushed
Begin remote line loopback test Pushed Position 1 Not pushed
Begin remote payload loopback test Pushed Position 2 Not pushed
Reset to factory defaults and switch settings Pushed for 2 sec. Position 3 Pushed for 2 sec.
Begin near-end line loopback test Pushed Position 4 Not pushed
Begin near-end payload loopback test Pushed Position 5 Not pushed
Begin near-end local loopback test Pushed Position 6 Not pushed
Begin data near-end terminal loopback test Pushed Position 7 Not pushed
Reset SMDSU address to 00:00:000 Pushed for 2 sec. Position 7 Pushed for 2 sec.
Note: S3 and S5 must always be held for at least one-half of one second for the above functions to take effect.


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