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ND-71762 (E) CHAPTER 4
Page 45
Issue 2
INSTALLATION PROCEDURE
Figure 4-14 Connecting Route Diagram for CCH
PBX
CCH
RD
MDF
MODEM
When MODEM is used
RD
SG SG
ER ER
RT RT
ST2 ST2
RS RS
SD SD
Cable length is maximum 15 meters (50 feet).
The MODEM to be used is a synchronous MODEM of 2400, 4800,
or 9600 bps, and the communication method is limited to 4-wire full
duplex communications.