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ENGLISH
2.1 Appearance
Description of Fig.2-1:
1. Connector for probe and USB cable: Used to connect with SpO2 probe and connect USB cable with PC
for data transmission.
2. SD card socket (reserved).
3. Alarm indicator: Will flash yellow when alarms occur.
4. Displaying screen.
5. Navigation buttons (UP, DOWN, LEFT, RIGHT): For selecting menu items and setting the parameters.
6. Menu button: For entering the main menu or sub menu, or confirming the selection/setting.
7. Power button: Press and hold the button for 3 seconds to power the device on, and for about 4 seconds to
power it off.
8. Connector for adaptor.
9. USB interface: Used for update the software, only serves engineers;
10. Side UP/DOWN button: Short press to increase/decrease the volume of alarm and beep; Extended press
to increase/decrease the brightness of the backlight.
If volume is reduced to level "0", the sound is turned off - sound off indicator
If brightness reduced to level "0", means the system will be in sleep mode.
The following buttons can also be used as shortcut buttons:
LEFT button: Press for extended time, both the audible alarm and pulse beep will be turned off; Press
o
again, these sound will be restored.
MENU button: Press for extended time, the keyboard will be locked; Press again, the keyboard will be
o
unlocked.
Power button: Short press under any screen will return to the main measurement screen.
o
2.2 Power Supply
The device can be powered by 3 AA alkaline batteries or power adaptor.
Rear panel introduction:
1: Battery compartment
o
2: Fixing hole
o
3: Speaker for alarm
o
2.2.1 Powered by batteries
Batteries Installation:
1. Open the battery cover: Rotate the fixing screw slightly in the rear panel to the position which is marked
with "
" and then open the cover.
2. Batteries installation: Install 3 AA alkaline batteries as indicated by the polarity signs as shown in Fig.2-2.
Warning! Ensure the batteries are inserted in the correct polarities, as indicated by polarity markings inside the
battery compartment.
3. Close the battery cover: Close the battery cover and rotate the screw to the
You can open it with attached tool.
Battery life and replacement
When battery voltage is lower than 3.7±0.1V, the battery indicator will show as empty and red in color to
indicate that little battery capacity remains. You should replace the batteries with new ones immediately. When
All manuals and user guides at all-guides.com
Fig.2-1
Fig.2-2 Rear Panel
5
will appear
position to lock the cover.
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