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Chapter 8. Quick Setup
61200051L1-1D ISU 2x64 Dual Port ISDN Service Unit User Manual 71
Factory Setup
To restore the ISU 2x64 to the factory default setup, power the unit
off and perform the following steps:
1. While pressing 0, power the unit on.
2. Continue pressing 0 until the front panel displays the top of
the menu tree. 1=STATUS will be blinking.
Factory default erases all stored phone numbers, SPIDs, and
LDNs, and sets parameters as follows:
Service type............................................................ ISDN dial line
ISDN switch type .......................................................AT&T 5ESS
ISDN call type...........................................................64 kbps data
Dialing Mode ..............................................................Front Panel
Data protocol..........................................................Clear Channel
DTE connector bit rate......................................................64 kbps
DTE flow control ................................................................... none
RTS line......................................................................... 1 ms delay
CTS line........................................................................Forced CTS
CD line ................................................................................Normal
DSR line ..........................................................................Forced on
Transmit Data Clock..................................Normal clock source
BONDING timer TXINIT...........................................10 seconds
BONDING timer TXFA.............................................. 10 seconds
BONDING timer TXADD01...................................... 10 seconds
BONDING timer TXDEQ........................................... 50 seconds
BONDING timer TANULL........................................ 50 seconds
BONDING timer TXID.................................................5 seconds
AT Command Escape character.................................................+
AT Command End-of-Line character value........................... 13
AT Command Line Feed character value............................... 10
AT Command Backspace character value................................ 8
RS-366 Dialing Default ...................................5 seconds or EON
Automatic Answering .....................................................Enabled
AT Command Guard time.............................................1 second
AT Command Miscellaneous Bits (S register 14) .................. 10
AT Command MSG Bits (S register 22)................................... 16