NEC NEAX 2000IVS2, System Manual

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NEAX2000 IVS
2
OAI System Manual
Page 4
ND-70922 (E), Issue 1.0
CHAPTER 1 GENERAL INFORMATION
System Outline
SYSTEM OUTLINE
The PBX is equipped with an interface to provide user applications through an external
processor. The interface supports RS-232C (Free Wheel) protocol and TCP/IP protocol.
OAI with RS-232C
For adding the interface with RS-232C, the AP01 card (OAI Interface Card) is required. Figure
1-1 shows the system outline of OAI with RS-232C.
Figure 1-1 System Outline of OAI with RS-232C
External Processor Connection
The PBX can be directly connected to an external processor with a cable. The maximum length
of the cable is 15 m (49 ft.). The PBX also can be connected to a MODEM for extending the
distance between the PBX and the external processor. The maximum length of the cable from
PBX to modem is 4 m (13 ft.).
Figure 1-2 shows the external processor connection for RS-232C
interface.
AP01: OAI INTERFACE CARD
RS-232C (FREE WHEEL)
PBX
MP
DLC
LC
AP01
EXTERNAL
PROCESSOR
(RS-232C)
SINGLE
LINE
TELEPHONE
D
term
TDSW