Data modules and asynchronous data units
555-233-116
52
Issue 4 October 2002
5. Use the DCE position to connect to DTE equipment. Use the DTE position
to connect to DCE equipment. To change the mode, remove the board by
grasping it and pulling it gently upward. Flip the board around, left to right,
and reinsert it in the socket so that the correct operating mode, DCE or
DTE, appears in the upper lefthand corner.
6. Snap the top cover onto the unit.
Setting 7400B data module hardware options
You configure the 7400B data module using DIP switches on the circuit card
inside the case.
Figure 12
shows the front and rear of a 7400B data module.
To configure the 7400B data module, proceed as follows.
!
WARNING:
Electrostatic discharge can severely damage sensitive electronic circuits.
Before handling any electronic hardware, be sure to wear a grounding wrist
strap or other static-dissipating device. Do not touch exposed circuitry or
semiconductor chips.
1. If you are not attaching a telephone to the data module, activating data
metering, or enabling busyout on the local loop, you can use the factory
default settings. The 7400B data module is already configured for your use.
Stop now.
POWER
TEST
DATA
METERING
7400B Data Mod ule
AA
CD RD SD
TR
O H
CH ECK
SPEED
DATA
PO RT 2
PO RT 1
PO WER
PHO NE
LINE
7400b RBP 032596
Figure 12.
7400B data module
Summary of Contents for MultiVantage
Page 6: ......
Page 24: ...About this book 555 233 116 24 Issue 4 October 2002...
Page 120: ...DEFINITY LAN gateway system 555 233 116 120 Issue 4 October 2002...
Page 134: ...Terminal server installation 555 233 116 134 Issue 4 October 2002...
Page 162: ...ISDN converters and adapters 555 233 116 162 Issue 4 October 2002...
Page 172: ...Busy tone disconnect equipment for non U S installations 555 233 116 172 Issue 4 October 2002...
Page 178: ...Call detail recording CDR option settings 555 233 116 178 Issue 4 October 2002...
Page 188: ...DEFINITY INADS 555 233 116 188 Issue 4 October 2002...
Page 196: ...Music on hold 555 233 116 196 Issue 4 October 2002...
Page 224: ...Multimedia communications products MMCX MMCH ESM 555 233 116 224 Issue 4 October 2002...
Page 242: ...Connector and Cable Pinout Charts 555 233 116 242 Issue 4 October 2002...