651/653 - data only – Vanguard Managed Solutions 650 User Manual
Page 19
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Getting Started
1-5
651/653 - Data Only
651/653 - Data Only
Introduction
The 651 and 653 are 68302 microprocessor based devices cable of transmitting data
only. Both are shipped with 1MB of DRAM and 1.25MB of Flash memory, and
have:
• an ISDN (RJ-45) connection; the 652 is a U interface and the 654 is S/T
• two serial data ports; one async/sync V.24 interface with a DB25 connector,
one async/sync V.24 with an RJ45 connector.
Note
This RJ45 serial data port is also used to connect to the integral 202/212
(V.23/21) modem. Power is supplied via an external DC power supply.
External Designation
Connector Type
Internal CTP
Designation
DATA 1
RJ45
Port 2
DATA 2
DB25
Port 3