MD300M
seconds to turn the device off.
(10) Charge indicating lamp: If the battery is full charged, the green light will appear. Or the
red light will flash, charging is needed.
(11) Navigation button(Down ): Press this button to decrease the value by one decrement.
Or press it and hold it down to continually decrease the value. Or select the item you want.
(12) Adapter socket: For connecting the power adapter.
2.2 Power Supply
2.2.1 Powered by alkaline batteries
Batteries Installation
1) Open the battery cover: Slide the fixing screw slightly in the rear panel to the position
which is marked with " " and then push the cover as indicated by arrowhead, as shown in
2) Install three batteries lightly as indicated by the polarity signs in battery compartment.
3) Close battery cover
Close the battery cover and slide the screw to the position which is marked with
battery cover is locked.
Warning!
Make sure the polarities of the batteries are correct.
Battery life and replacement
There are five shapes of the indicator: the centre with 4 bars (full), 3 bars, 2 bars, 1 bar,
empty and the frame in red. That the frame of indicator become red means few of battery
capacity remains. You should replace the batteries with new ones timely. Or else, the unit
shuts down.
Cautions!
Be sure to install batteries with correct polarities.
Only the approved batteries are recommended to be used.
Do not use batteries not specified for this unit.
Do not dispose of batteries in fire.
If battery fluid gets on your skin or clothing, rinse with plenty of clean water immediately.
Remove the batteries from this unit when you are not going to use it for a long period of
PULSE OXIMETER
Fig.2-2
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INSTRUCTION MANUAL
time (approximately one month).
Do not use batteries of different types together.
Do not use new and used batteries together.
Dispose of batteries in accordance with the local ordinances and regulations.
2.2.2 AC Power Supply
The device can be supplied by AC power through connecting the device to AC adapter.
Note: Use the AC power supply, make sure put the device in the safety and proper place and
convenient to power off.
Warnings!
Be sure to use the adapter that specified for this device.
Plug and unplug the adapter cautiously to avoid injuries caused to your body.
If the device suddenly power off, please take out your finger at once, and then connect
power or install the batteries.
. And the
MD300M
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