Rostra 250-8901A Mode d’emploi

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250-8901A
Mobile Video Recorder
User’s Manual
Installation Manual
Thank you for using our Video Recorder. This manual is applicable for the 250-8901A Recorder;
Please read this User’s Manual carefully to ensure that you can use the device correctly and safely.
The contents of this manual are subject to be changed without notice.

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Important notice:
1. Please read this manual and all cautions before installation / Use.
2. Please keep this manual for reference in the future.
3. Please notice all the warning information.
4. Please strictly follow the instructions in this manual while operating.
5. Do Not expose the device to wet, dusty, or dirty environments.
6. Please do NOT use abrasive chemicals, cleaning solvents, or strong detergents to clean the
device. Wipe the device with a soft and dry cloth.
7. Do not mount the device in the direct path of a heat or AC vent.
8. Do not mount the device in an area of direct sunlight.
9. Use only the included accessories to ensure proper operation.
10. The device must only be installed horizontally. G-shock sensors may not work if mounted
differently.
TABLE OF CONTENTS
1. General Introduction.....................................................................................................................................4
Warning
This device is NOT waterproof or designed to be mounted/used outdoors; to prevent
damage do not expose the device to moisture, or extreme temperatures.
This lightning flash with
arrow symbol within an
equilateral triangle is
intended to alert users
that there might be
uninsulated dangerous
voltage which may cause
electric shock to person
when the cover of
device is opened.
To prevent from the risk of
electric shock, do NOT
remove top cover or back
cover. There is NO
user-serviceable part
inside. Ask for service from
qualified maintenance man.
The exclamation point within
an equilateral triangle is
intended to alert users the
important operating and
maintenance(servicing)
instructions in this manual.
This lightning flash with
arrow symbol within an
equilateral triangle is
intended to alert users
that there might be
uninsulated dangerous
voltage which may cause
electric shock to person
when the cover of
device is opened.
To prevent from the risk of
electric shock, do NOT
remove top cover or back
cover. There is NO
user-serviceable parts
inside.
The exclamation point within
an equilateral triangle is
intended to alert users the
important operating and
maintenance(servicing)
instructions in this manual.
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN

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2. Product Description.......................................................................................................................................6
2.2 Rear Panel .........................................................................................................................................7
3. Start to use mobile DVR ................................................................................................................................8
3.1 Install and fix the cradle..................................................................................................................8
3.2 Insert a SD card ...............................................................................................................................8
3.3 Install the top cover of the cradle .................................................................................................8
3.4 Connect with cameras .....................................................................................................................9
3.5 Connect with power.......................................................................................................................10
3.6 GPS connection (Optional)............................................................................................................10
3.7 Connect with control panel (control panel is optional).............................................................11
3.8 Connect with monitor ....................................................................................................................12
3.9 Format the disk...............................................................................................................................14
3.10 Setting up the cameras ...............................................................................................................15
3.11 Record Setting ..............................................................................................................................16
3.12 Power Setting................................................................................................................................17
3.13 Motor Setting ................................................................................................................................19
3.14 GPS Setting ...................................................................................................................................20
3.15 G-Sensor........................................................................................................................................20
3.18 Network Setting..........................................................................................................................211
3.19 Server Setting .............................................................................................................................222
3.20 System Setting............................................................................................................................222
3.21 Alarm Setting ..............................................................................................................................233
3.22 Set Date and Time.....................................................................................................................244
3.23 Output Setting ............................................................................................................................244
3.24 Record Play back ........................................................................................................................255
3.25 System Information ...................................................................................................................266
4. Specification ................................................................................................................................................27
5. Trouble Shooting .........................................................................................................................................29
6. Packing List ..................................................................................................................................................31

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1. General Introduction
The Mobile SD video recorder is a compact, full-featured recording system that uses an SD card as a
storage device. The recorder unit and associated accessories are specifically designed for operation
in a mobile environment.
The Mobile SD video recorder system, used in conjunction with cameras, records up to four channels
of full-motion video and audio data to a removable SD card. The firmware-driven menu system
provides a simple method for configuring the unit’s operation as well as searching for and viewing
previously recorded AV records.
Regulatory Compliance
The Mobile Video Recorder complies with CE and Part 15 of the FCC interference limits for Class B
digital devices FOR MOBILE,HOME,OR OFFICE USE. These limits are designed to provide reasonable
protection against harmful interference. Operation of this device is subject to the following
conditions: (1) This device may not cause harmful interference, and (2) this device must accept any
interference received, including interference that may cause undesired operation.
Product Description
Product Main Features
•An embedded operating system, assuring reliability, and system integrity.
•Records up to four channels of full-motion color video with corresponding audio tracks.
•H.265 High Profile video compression.
•Total Record resource up to 30 frames/second for each channel.
•Lockable security enclosure.
•Front panel USB 2.0 port for recording to a flash card as an optional storage device.
•Ignition sense that provides DVR power-on in recording mode when the vehicle is started.
•Power-off delay record when the vehicle is shut-down with operator-selected delay times.
Video And Audio
•H.265 High Profile video compression, real-time recording 30 fps for each channel. Frame rate
adjustable for each channel.
•Audio compression: G.711 codec. This codec offers high compression with high-quality audio.
•Four channels for analog cameras.
•Local video and real-time audio playback.
GPS Time Synchronization & Time Zone
•Synchronize the DVR system time with GPS automatically (When equipped with 250-8902 GPS)
•Support All Time Zones Worldwide
•Support DST (Daylight Saving Time)
Power Management
•Reliable power management, wide voltage: +8VDC~+32VDC;
•The recorder provides each camera with stable +12V DC power;
•Auto-protection for damaged camera wires.
•Can use ignition to control the power.

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•Selectable Battery Voltage Monitor after Ignition is turned off, and auto into sleep mode when
voltage is below a specified level.
Recording mode
•Continuous recording.
•Supports scheduled recording.
•Supports alarmed recording.
•Supports motion detection recording.
Speed and Vehicle status recording
•Record vehicle speed (when using GPS receiver) and car id with audio and video.
•Supports three independent sensors, can be connected to reverse, right turn, left turn, etc.
•Over-speed alarm (when using GPS receiver).
•The specified screen can be full screen displayed when reverse, left, or right sensors are trigged.

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2. Product Description
2.1 Front Panel
1:SD Card Slot
2:Stop Button
3:Panic Button Connector
4:Indicator LED’s (1: SYS 2:4G; 3: SD 4: ALARM; 5: PWR; 6: RUN)
5:USB Connector
6:Network Connector(RJ45)
Get to know the status of the DVR system by the indication of LED lights:
Blinking
Blinking every 2 seconds. The number of blinks is the
number of the camera not connected. For example, if it
blinks 3 times, it means there are 3 cameras not
connected.
Off
Not recording and no cameras connected.
5. PWR
6. RUN
Description
Always on
Blinking
DVR is on & running
Blinking with RUN With
triggers enabled
Blinking with PWR
With triggers enabled
Ignition is not enabled, and the DVR
is OFF.
Blinking together with
RUN
Blinking together with
PWR
Ignition signal is not enabled & DVR
is running. The unit will turn OFF
when the “Delay Time” setting is
reached.
Blinking every 3
seconds
Off
DVR is off. The lock is in off state and
user can use key to turn on the DVR
1. SYSTEM
Description
Always On
4 cameras recording together

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2.2 Rear Panel
①: Power (including Power, Ground, Ignition).
②: Camera 1 and 2 (including power for the camera)
③: Camera 3 and 4 (including power for the camera)
④: CVBS Video and Audio Out (including power for the monitor)
⑤: 3 sensors, 1 RS232 (For GPS), 5V DC output, 1 LANC input
2. 4G
Description
Not Used
3. SD
Description
Always On
Disk in use, Recording or Playing。
Off
Disk not in use
4. Alarm
Description
Always On
DVR has alarm report (Collision, e.g.)
Off
No alarm

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3. Start to use mobile DVR
3.1 Install and mounting the cradle
Use a power drill and screws to mount the cradle in the right place inside the vehicle.
3.2 Insert an SD card
Put an SD card into the card slot, recommended is a 256GB Class 10 SD Card.
3.3 Install the top cover of the cradle
Put the top cover into the cradle and use the lock to secure it.

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3.4 Connect with cameras
The SD DVR is compatible with analog cameras. The analog cameras can be connected using the
4-pin threaded connections on the cables we provided.
The DVR unit will provide stable 12V DC power to each camera, and record video and audio (if the
camera has a microphone built-in).

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3.5 Connect power
Connect the red wire to the positive pole of the battery and connect the black wire to the negative
pole of the battery. Connect the yellow wire to the ignition signal (+DC) of the vehicle. The fuse
should be connected to the positive pole and red wire. Please note: the fuse is used for protecting
the DVR, so the fuse should be placed AS near to the battery positive pole as possible.
NOTE
1. The DVR uses a DC power input only; please be very careful when connecting to the “+” and “-”
of the power supply.
2. Wide voltage range of 8V-32V for the DVR. The DVR may be damaged if the voltage is outside of
this range.
3. Power consumption of the DVR can be 60W when the engine starts. All the cables for connecting
from power to the DVR should be thick enough for current over 5 Amperes.
3.6 GPS connection (Optional 250-8902)
Connect the GPS receiver to the GPS connector on the cable harness.
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