Passport V™ Service Manual 0070-10-0705 1 - 3
Theory of Operation Main Unit
1. Auxiliary Output
A standard BNC connector, through which defibrillator synchronization signals, analog
output signals, and nurse call signals can be outputted, depending on how the monitor is
configured.
2. SB Connector
A connector for an external storage device.
3. VGA Connector
A connector for a standard SVGA color monitor.
4. Network Connector
An RJ45 connector, through which an Ethernet network or a PC can be connected.
5. RS232 serial port
A DB9 connector, used to connect a PC for data or a Gas Module 3, depending on how
the monitor is configured.
6. RS232 serial port
A DB9 connector, used to connect a PC for data or a Gas Module 3, depending on how
the monitor is configured.
7. AC Power Connector
A connector for an AC power source (100 to 240 VAC, 50/60Hz).
8. Equipotential lug
A connector for common ground with other equipment.
1.3 Main Unit
The Passport V consists of the following:
• Input system:
keypad, knob, and power switch.
• Output system:
LCD panel, alarm LED board, recorder, speaker, AC/battery status LEDs).
• Processing and communications system:
CPU board, Power management and interface board.
• Power management system:
battery, battery interface board, power board (AC/DC), Power management and
interface board.
• Equipment interface system:
power management and interface board, Ethernet-wireless adapter.
• Parameter modules:
multi-parameter board, CO
2
module, OEM SpO
2
module, NIBP module.
Additionally, the patient monitor can also connect a DPM SB storage device, a Gas
Module 3, or a PC for data transfer.
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