Dräger Fabius 4116029 - 14.6 Power Supply PCB

Fabius
®
Repair Instructions
3-37
Copyright 2000 Draeger Medical, Inc. sec3_repairinstruc_c.fm
• Mount top cover to control box.
• Mount control box to Fabius trolley.
• Connect hoses and cables to control box.
• Check control box function according to Test Certificate.
14.6 Power Supply PCB
14.6.1 General Information About the Power Supply PCB
In case of malfunctioning, replace mains fuses (located in the power receptacle
assembly), fuses F1, F2, F4, and F5 (located on Power Supply PCB), or complete
Power Supply PCB.
14.6.2 Testing the Power Supply PCB in the Debug Mode
• Check voltages of Power Supply PCB in the debug mode:
U +24 = +24 V (23.0 V through 35.0 V)
U +12 = +12 V (10.8 V through 13.2 V)
U –12 = –12 V (–10.8 V through –13.2 V)
14.6.3 Testing the Power Supply PCB
• Switch control box off using ON/OFF switch (ON/OFF switch is located on rear
panel of control box).
• Remove control box from trolley (see "Removing the Control Box from the Gas
Box").
Electrostatic discharge can damage electrostatic sensitive
devices. Use a static-dissipative mat and a wrist strap when
handling electrostatic sensitive devices.
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