Appendix B. The Interface Ports; General Information; The Interface Ports - Zeiss humphrey HFA II-i series Field Service Manual

Humphrey Field Analyzer II - i

Appendix B. The Interface Ports

NOTE: The interface ports on the Humphrey HFA II - i Perimeter ARE
NOT intended for interfacing the instrument with any other equipment,
except as described below.
B.1

General Information

The Humphrey HFA II - i Perimeter provides several interface connectors, most of
which are located on the main connector panel (see Figure B-1). The patient switch
connector is located elsewhere on the instrument, as noted below. The following list
briefly explains the intended use of each connector.
NOTE: The notation shown in parentheses indicates the corresponding connector designation
that appears on the CPU /Backplane Enclosure.
• VGA (EXT VGA) - This 15-pin interface port is used to connect an external VGA
color monitor.
• Network (NETWORK) - This interface port is a ethernet 10BASET 8-pin
connector used to connect Ensemble via a network.
• PRINTER (PRINTER) - This interface port is used to connect an external printer.
It is a 25-pin, Centronics-compatible, parallel port.
• SERIAL PORT (DATA TRANSFER) - This port is used to transfer data from HFA I
and HFA II - i. This port is used to send data to StatPac For Windows or
Ensemble. This port is not intended for, and does not support, connections to or
from: communications terminal for service and error message retrieval or medical
records programs.
• SERIAL PORT (AUX.) - This port is not used by customer, service, or
manufacturing. It is to be covered with a cap.
Interface hardware and pin assignments for the RS-232 serial ports are identified
in Section B.2.
• USB PORTS (USB ) - These ports are intended for connection to USB devices at
a later date.
• VGA ( UNUSED) - This port is not used by customer, service, manufacturing or
software engineering. It will not function and is to be covered with a cap.
• Keyboard (KEYBOARD) - This interface port is used to connect a keyboard with a
PS2 connector.
52235C1105
Confidential and Proprietary
B - 1
Appendix B
Field Service Guide