NSE EV Series User manual

Model:EV35R
Micro Endoscopic Video System
User Manual (A/1)

Dear Customer, thank you very much for purchasing EV series Micro
Endoscopic Video System. Please read this manual carefully before using the
product.
This manual includes two sections. The First section is about general
information, describing the overview of the product and maintaining
information; the Second section is the instruction of Handheld Main Unit,
elaborating its construction and usage.
Before using the product, please read this manual carefully to make sure that
you are clear to what it describes.
This manual should be put to a place from where you are easy to take for
convenient reference at any time.
When you don’t need this manual, please put it to a place where it will not be
lost or damaged.
For safety and correct operation, the following alert marks are identified in this
manual:
Caution: Ignorance of this caution will lead to a slight damage.
Alert: Ignorance of this alert will cause a heavy damage.
North-Southern Electronics Limited reserves the right to interpret the usage
of it.
Read this First

When the first time open the package, please check if the following describing
spare parts are complete and in good condition. If any incomplete spare part
or damaged items, please contact with your supplier.
Standard Configurations:
Caution: Please keep the packing materials for any reuse in case
of transportation.
Check the spare parts provided
Handheld Main unit
Charger
Battery
Optical interface
Power Adapter
32G Micro SD Card
Card Reader
User Manual
1pcs
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Contents
Section One General Information
1 Overview
1.1 Application
1.2 Features
1.3 Contraindication
1.4 Environment Condition
1.5 Symbols
2 Note
3 Product structure
3.1 Components
3.2 Work principle
3.3 Application
3.4 Main Parameters
4 Maintenance
4.1 Maintenance
4.2 Cleaning
4.3 Electronic Waste Disposal Method
4.4 Instruction of Anti-electromagnetic interference
5 After-sales Service
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Section Two Handheld Main Unit
1 Overview
1.1 Structure Diagram
1.2 Components
2 Installation & Instruction
2.1 Installation
2.2 Power Switch
2.3 Real Time Observation
2.4 Image Zooming
2.5 Photo Shooting
2.6 Video Recording
2.7 Storage Space Alert
2.8 Main Menu Settings
2.8.1 Video Quality Settings
2.8.2 Light Source Settings
2.8.3 Playback
2.8.4 Audio Recorder Settings
2.8.5 System Time Settings
2.8.6 Micro SD Card Formatting
2.8.7 Reset to Factory Settings
2.8.8 Exit the Menu
2.9 View files
2.10 Battery Charging

1 Overview
1.1 Application
This product is compatible for various medical endoscopes. It is applied to
use for real time observation, record and playback of endoscopic examination
and surgery.
1.2 Features
Adjustable Display, Easy Operation
The concept of ergonomics is introduced to ensure that the LCD screen can
be freely turned up to 120°, with which the user can always have the best
view point.
Keep static when moving, convenient for examination
The image under the endoscope is constantly fixed and does not rotate with
the endoscope, which decrease the frequency of incorrect operation and
increase the efficiency and safety.
1.3 Contraindication
Not Available.
1.4 Environment Condition
Operation:
a) Temperature: 5℃~40℃.
b) Humidity: ≤80%.
c) Pressure: 86kPa~106kPa.
d) Power: rechargeable built-in battery or external power.
Section One General Information
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e) Environment: should be used under non-corrosiveness and no
inflammable gas.
Storage:
a) Temperature: -10℃~55℃.
b) Humidity: 10%~95%, non-condensable.
c) Pressure: 86kPa~106kPa.
1.5 Symbols
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Caution
Drip-proof.
Device of BF Type
Refer to operating instructions.
Dispose properly in accordance with local, state, or federal laws.
Keep away from sources of fire.
CE mark
Only for indoor used.
Double insulation protection.
Safety and EMC Certification.
EU Environmental Protection. Waste electrical product should not be
disposed of with household waste.
Table 1 Symbols on the Products and Battery
DescriptionSymbol

2 Note
Caution: this is a precise electronic device, any disassemble will result in
unrecoverable damage and malfunction.
Caution: To avoid pollution to the device, please always use it with protective
film during endoscopic surgery.
Caution: Please do not strike and crash this device.
Caution: Please do not over flip the display screen when adjusted viewing
angle.
Alert: To avoid short circuit, please use the original charger.
Alert: Avoid corrosive material and liquid.
Alert: Please remove the battery when the device is indented long term
not to be use.
Alert: Please do not open the cell cover when the device is being in used.
Alert: Do not disassemble the product and spare parts. If malfunction or
abnormal condition is happened, please stop using the product and contact
with your supplier or call to factory.
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Green environmental mark.
EFUP 8years.
EFUP 5years.
Follow instructions for use.
Name and address of the manufacture.
Name and address of European Representative.
Product LOT Number.
Product Serial Number.

3 Product structure
3.1 Components
This product is constructed with the independently usable handheld main unit,
rechargeable battery and power adapter.
1) Handheld Main Unit
The handheld main unit is the main processing unit that made up of endoscopic
Optical interface, image sensor, microcontroller, storage and LCD screen, that
can be used independently for photo shooting and video recording.
2) Rechargeable Battery
The rechargeable battery is having voltage at 3.7V, capacity 1900mAh.
3) Power Adapter
The special configured original power adapter is used for recharging the
Li-ion battery. Specification: Input at AC100-240V 50-60Hz, 0.3-0.1A; Output
DC5V/2.0A.
3.2 Work principle
The High Resolution Image Sensor is adapted to transfer the optical signal
observed by the endoscope to electronic signal, and then digitally proceed by
the micro controller, to output a clear and stable image and show on the LCD
screen of the handheld main unit, so as to real-time observe, record and playback
the surgical and examination process.
3.3 Application
This system is compatible for various medical endoscopes, and applied to be
use for real-time observation, record and playback during endoscopic diagnosis
and surgery.
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3.4 Main Parameters
a) Size: 105mm*101mm*24mm.
b) Optical interface: compatible for various C-Mount interfaces, variable and
fixed focus endoscopic optical interfaces.
c) Sensor DPI: 2 million pixels.
d) Screen: 3.5inch LCD.
e) Image Format: JPEG, 2048*1536pixel.
f ) Video Format: MOV, 1920*1080pixel or 1280*720pixel, 30FPS.
g) Storage: Micro SD card, max.32GB, minimum sequential write speed at
10M/S, maximum sequential read speed at 30M/S.
h) Foldable screen angle: 0°~120°.
i ) Battery duration: at least 3hrs.
j ) Power Interface: DC 5V Recharge.
k) Internal Power: rechargeable Li-ion Battery, 3.7V, 1900mAh.
4 Maintenance
4.1 Maintenance
Please recharge the device for more than 6hrs for the first time using or
long time without using it.
Please don’t touch the lens with fingers, and don’t scratch the lens with
rigid object.
The battery can stand for 500 recharging cycles or more under normal
random recharging, which varies depending on different using situation.
Please clean the device and keep it in the original packing materials when
long time without using it.
4.2 Cleaning
Alert: Power must be turned off and AC supply must be cut down before
cleaning the device.
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