Introduction Cautions
xxii V Series Operating Instructions
Cautions
CAUTION: Do not operate the unit with the ventilation or speaker vents 
obstructed.
CAUTION: Do not carry the V 12/V 21 using the integrated grip handle if the unit is 
mounted to another item (e.g., a rolling stand or wall mount).
CAUTION: The V 12 rolling stand is intended for use on horizontal surfaces ONLY. 
CAUTION: The V 21 is intended for mounting only. 
CAUTION: The V Dock is part of the equipment. Use only the specified V Dock.
CAUTION: The V 12 is designed for use with specific batteries. To avoid possible 
damage to the system, use approved batteries only.
CAUTION: Take out the battery before the monitor is transported or will not be 
used for more than two weeks.
CAUTION: Do not touch the internal parts of the recorder because they may be 
hot. 
CAUTION: The SB and MR ports are intended for use with specific Mindray 
accessories only. To avoid possible damage to the V 12/V 21, use 
approved accessories only. 
CAUTION: The V 12/V 21 monitor system has been validated for use with the 
approved accessories listed in "Accessories" on page 28-1. Use of other 
accessories not approved for use with the V 12/V 21 monitor may cause 
unexpected changes in performance or possible damage to the system.
CAUTION: The monitor and its components should be serviced by trained and 
qualified personnel only. Service is defined as any activity requiring 
internal adjustments, parts replacements, repairs, or software 
upgrades.
CAUTION: Route cables and hoses neatly. Ensure cables, hoses and wires are kept 
away from patient’s neck to avoid strangulation. Keep floors and 
walkways free of cables to reduce risk to hospital personnel, patients 
and visitors.
CAUTION: To avoid damage to the device or possible personnel injury, the 21" 
monitor must be reliably mounted using an approved mounting 
system.
CAUTION: Do not block the speakers. Set the volume levels so that alarms can be 
heard at all times, as described in this Operating Instructions.
CAUTION: Do not block or affix anything to the display to avoid obstruction. 
CAUTION: Do not use damaged cables. 
CAUTION: Use the power cord provided with the product. If a substitute is 
necessary, use only hospital grade power cords. 
CAUTION: To avoid possible device overheating, do not block ventilation or device 
vents.
CAUTION: A blood pressure measurement can be affected by the position of the 
patient, and his / her physiological condition as well as other factors, 
such as patient movement.