Before You Begin...................................................................................................................................................5
Important Safeguards and Warnings. 6
Introduction. 6
System Overview....................................................................................................................................................8
Check List. 8
Main System. 8
Front Panel. 9
Rear Panel. 10
comrad™. 12
comrad™ Extraction. 12
Ten Steps for Installers. 13
Recommended System Locations. 13
Mounting the System. 14
Recommended Location for the IR Illuminator. 14
Recommended Location for Alarm Button. 15
Recommended Location for Record LED. 15
Routing the Power Harness. 15
Routing the Camera Harness(es). 16
Routing the Sensor Harness. 16
Installing the Dome Camera. 17
Bulkhead Mount. 17
Focusing Camera Lens. 18
Adjusting the Field of View. 18
Changing Camera Lens. 18
Check For: 19
Quick Configuration Settings for Installers. 20
Setting the Configuration...............................................................................................................................21
Basic Configuration. 21
Advanced Configuration. 24
System Configuration. 29
Playback from Recorder.................................................................................................................................33
Playback Methods. 33
Rew & Fwd Buttons. 34
Index Button. 34
Mark & Save. 35
Save 10 minutes. 35
System Shutdown...............................................................................................................................................36
comrad™ Only to Computer. 37
Manually Installing MAXVIEW™. 38
Connecting the Recorder to Computer with USB Ethernet Adaptor. 38
Browsing the Recorder on a Computer. 39
Recorder to Local Area Network (LAN). 39
PC Requirements. 41
Installation. 41
Connect comrad™ to Computer via USB. 42
Operation. 44
Opening Video Files. 44
GPS. 45
Using The GPS Zoom Feature. 45
Using The Scrubber. 46
Time Graph Selection. 46
-2-
Using The Calendar Feature. 46
Audio Controls. 47
Displaying Sensors. 47
Drag and Drop a Video File. 48
Mark & Save a Video Clip. 48
Extracting Still Image. 48
Setting the Recorder Configuration. 49
Saving Configuration. 52
Loading Configuration on Recorder. 52
Check for Updates.. 52
Upgrading Software on the NiTRO™ 900. ..........................................................................................54
Figure 1: Front Panel. ........................................................................................................................................................................................................................9
Figure 5: comrad™ - Front and Rear Panels..................................................................................................................................................................... 12
Figure 7: Recommended System Locations...................................................................................................................................................................... 13
Figure 8: IR20, Camera Location and Wiring................................................................................................................................................................... 14
Figure 9: Alarm Button/Record LED Splice...................................................................................................................................................................... 15
Figure 10: Removing Outer and Polycarbonate Dome. ...............................................................................................................................................17
Figure 11: Camera Seat Position............................................................................................................................................................................................ 17
Figure 12: Mounting the Camera. .......................................................................................................................................................................................... 17
Figure 13: Focusing The Camera............................................................................................................................................................................................ 18
Figure 14: Camera Seat Position............................................................................................................................................................................................ 18
Figure 15: Three Camera Configuration. ............................................................................................................................................................................ 19
Figure 16: Four Camera Configuration. ............................................................................................................................................................................... 19
Figure 17: Alternate Four Camera Configuration. ......................................................................................................................................................... 19
Figure 18: Cloning a comrad™................................................................................................................................................................................................. 32
Figure 19: Record Screen. ......................................................................................................................................................................................................... 33
Figure 21: Downloading Clips To A comrad™. ................................................................................................................................................................. 35
Figure 23: comrad™ to PC via USB.......................................................................................................................................................................................37
Figure 25: Browsing The Recorder On A Computer..................................................................................................................................................... 39
Figure 26: Recorder To Local Area Network.................................................................................................................................................................... 40
Figure 28: Composite of Map; Satellite and Hybrid Views.......................................................................................................................................... 45
Figure 29: Displaying The GPS Map. ..................................................................................................................................................................................... 45
Figure 30: Displaying The GPS Vehicle Locator............................................................................................................................................................... 45
Figure 31: Using the Calendar Feature. ..............................................................................................................................................................................46
Figure 33: Adjusting Sound Balance In Windows XP. .................................................................................................................................................. 47
Figure 34: Mark and Save Clips. .............................................................................................................................................................................................. 48
Figure 35: Save A Still Image..................................................................................................................................................................................................... 49
A useful suggestion or tip for the advantage of the reader
Before You B
Before You Begin
Before You BBefore You B
In this document, important information is displayed using the following symbols:
egin....
eginegin
Alerts the reader that not adhering to the instruction could result
in bodily harm, equipment damage or data loss
Alerts the reader to a strong recommendation that will enhance
the performance of the recorder
Alerts the reader to refer to a section of the manual that will aid
in further explanation of the topic at hand
-5-
CAUTION
CAUTIONCAUTION
CAUTION
Important Safeguards and Warnings
Important Safeguards and Warnings....
Important Safeguards and WarningsImportant Safeguards and Warnings
Remove Main Power Fuse Prior To Any Electrical Work Or Jump Starting The Bus.
Remove Main Power Fuse Prior To Any Electrical Work Or Jump Starting The Bus.
Remove Main Power Fuse Prior To Any Electrical Work Or Jump Starting The Bus.Remove Main Power Fuse Prior To Any Electrical Work Or Jump Starting The Bus.
Connect 12V constant directly to the battery.
Connect 12V constant directly to the battery.
Connect 12V constant directly to the battery.Connect 12V constant directly to the battery.
The NiTRO™ 900 intended for indoor use; keep away from water and moisture.
The NiTRO™ 900 must be mounted more than two feet away from any two-way radio equipment. Do not mount
the NiTRO™ 900 near a heat source and do not block vents on the enclosure.
RISK OF ELECTRIC
SHOCK.
DO NOT OPEN
Do not remove the comrad™ from the NiTRO™ 900 system until the system has fully powered down. To
ensure that the system has fully powered down, check that the comrad™ power light is off.
The NiTRO™ System is incompatible with GSX System. Do not plug the GSX comrad™ to the front of the
NiTRO™ System or plug the NiTRO™ comrad™ to the front of the GSX System either physically or by USB.
Do not remove the cover of the NiTRO™ 900. Doing so will directly result in voiding the manufacturer’s
warranty. If your NiTRO™ 900 requires repair, contact Gatekeeper Systems Inc. (GSI) at 1.888.666.4833.
The NiTRO™ System power negative cable should be connected to a solid chassis grounding area, or, negative
post of battery.
All unused cables, sensor/indicator wires should be individually insulated, tied off and protected from touching
ground. Unused NiTRO™ cabling should never be grounded.
Introduction
Introduction....
IntroductionIntroduction
Congratulations on your purchase of the NiTRO™ 900 Digital Smart Recorder™ from Gatekeeper Systems Inc. Prior to
installing or using the NiTRO™ 900, please read this manual in its entirety in order to fully understand the correct
procedures for installation, setup and operation of the system.
The NiTRO™ 900 Digital Smart Recorder™ has been designed specifically to be a user friendly and cost-effective
replacement for conventional VHS analog recorders currently used in the industry.
Navigation through user menus is made simple through the use of the front panel mounted LCD screen which also
eliminates the need for a PC interface during setup. The NiTRO™ 900 Digital Smart Recorder™ is a simple and efficient
method for capturing video onboard your school buses.
-6-
The advanced digital recording technology of the NiTRO™ 900 eliminates the need for tape management and replacement
while offering:
Video management with MAXVIEW
comrad™ portable, vandal resistant hard drive and storage device
Isolation Suspension System
Thermal Intelligence™
Direct Connect USB 2.0
Power Guard
Smart Flag™ Alarm Verification
LCD Smart Search™ User-friendly and convenient way to find important images and clips
Substantial storage capability without compromising video quality
Accelerated download speeds
User friendly, intuitive design for easy operation and administration
Plus many more features
TM
video management system
-7-
Dome Camera(s)
System
System Overview
System System
Check List
Check List....
Check ListCheck List
Use the provided check list to ensure that you have received all the components required for your complete NiTRO™ 900
Digital Smart Recorder.
Main System
Main System....
Main SystemMain System
If you have failed to receive any of the above parts please contact your dealer or GSI directly at 1.888.666.4833.
Overview....
OverviewOverview
NiTRO 900 Digital Smart Recorder
GSX-N900Control/GSX-N900comradXXX
System Color May Be Different To Tha t Shown.
Power Harness
CAB000139
Camera Gasket
Sensor Harness
CAB0000145
NiTRO Mounting Plate
GSX-NBSPSYS_S
NiTRO End Caps
GSX-NRDOOR / GSX-NFDOORWL
Camera Harness
GSWHC2N-XX
-8-
There are two optional download packages that are available to customize your NiTRO 900 system. Use the below check
list to ensure you have received the appropriate parts for your kit.
NiTRO™ comrad™ Connect Kit
GSX-NTR-DPBK-Basic Kit
NiTRO™ Installation and Setup Kit
GSX-NTR-DPAK-Intermediate Kit
Dual-Head USB Cable
DVRUSBN-GB-MIX
NiTRO™ comrad™ Power Supply
DVRPWRN_3A-125WU05
AAAAcccccessories
cessories....
cessoriescessories
The following accessories are available for the NiTRO 900 Digital Smart Recorder™.
For details on installation refer to individual instruction sheets enclosed with each accessory.
NiTRO™ - Desktop Power Supply NiTRO™ – Alarm Button
NiTRO™ - Record LED IR Illuminator
NiTRO™ GPS (Build Option) IR Quick Connect
NiTRO™ comrad™ Connect Kit
GSX-NTR-DPBK-Basic Kit
Camera Alignment Cable
CAB000157
DC to DC Cable
CAB000149
RCA Single patch Cable
DVRWPCRC-150
Direct Camera Connect Cable
CAMWHAVIDEOCABLE
Front
Front Panel.
Panel.
Front Front
Panel.Panel.
Figure
Figure 1111: Front Panel
Figure Figure
: Front Panel....
: Front Panel: Front Panel
-9-
1111
comrad
comrad™™™™ ---- Removable hard drive. DO NOT PULL
comradcomrad
2222
Main Menu button
Main Menu button ---- Press to save settings, move up a menu level and move within menu
Main Menu button Main Menu button
3333
Smart LCD Display
Smart LCD Display ---- Backlit for easy viewing
Smart LCD Display Smart LCD Display
4
4
Menu Control Buttons
Menu Control Buttons ---- Easy navigation through menu
4 4
Menu Control Buttons Menu Control Buttons
5
5
5555VDC Out
5 5
6666
7777
8888
Rear Panel
Rear Panel....
Rear PanelRear Panel
VDC Out ---- Used to power up external NiTRO comrad™ with DC to DC Cable
VDC Out VDC Out
USB A
USB A ---- Connect external comrad™ to USB port to download video files or connect USB to Ethernet adaptor and
USB A USB A
crossover cable to connect PC or laptop
comrad
comrad Temp LED
comradcomrad
comrad
comrad Power LED
comradcomrad
Temp LED ---- comrad™ temperature indicator
Temp LED Temp LED
Power LED ---- comrad™ power status
Power LED Power LED
DO NOT PULL comrad
DO NOT PULL DO NOT PULL
comrad™ OUT WHILE SYSTEM IS RUNNING.
comradcomrad
™ OUT WHILE SYSTEM IS RUNNING.
™ OUT WHILE SYSTEM IS RUNNING.™ OUT WHILE SYSTEM IS RUNNING.
Figure
Figure 2222:
Figure Figure
1111 Video
2222 2222 Pin Molex Connector
3333 Mouse Input
4444
5555
6666
7777 USB A
8888 SSSS----Video Output
9999
10
10 Parallel Port
1010
11
11 DB
1111
12
12
1212
13
13 Audi
1313
14
14
1414
15
15 Remote Panel (Build Option)
1515
*
: Rear Panel
Rear Panel....
: :
Rear PanelRear Panel
Video/Audio
/Audio IN
VideoVideo
Pin Molex Connector ---- Power input
Pin Molex Connector Pin Molex Connector
Mouse Input ---- Not Used
Mouse Input Mouse Input
Keyboard
Keyboard ---- Connect keyboard to navigate through menus instead of menu control buttons
Keyboard Keyboard
CRT (SVGA)
CRT (SVGA) ---- Connect computer monitor to view the menu display (alternate output)*
CRT (SVGA) CRT (SVGA)
Ethernet
Ethernet Port
Ethernet Ethernet
USB A ---- Connect external comrad™ to USB port to download video files or connect USB to Ethernet adaptor and
USB A USB A
crossover cable to connect PC or laptop
Video Output ---- Connect TV to view the menu display (alternate output)*
Video Output Video Output
Video Output
Video Output ---- Connect TV to view the menu display (alternate output)*
Video Output Video Output
Parallel Port ---- Not used
Parallel PortParallel Port
DB----9 Port (RS
9 Port (RS----232)
DBDB
9 Port (RS9 Port (RS
Sensors
Sensors ---- Connect sensor harness
SensorsSensors
Audio
o OUT
AudiAudi
o o
GPS Antenna (Build Option)
GPS Antenna (Build Option) ---- A GPS Antenna can be connected so that speed and position can be recorded
All three outputs will display the same image with the menu display, any of the three can be used.
IN ---- 4 Molex camera and audio inputs. Audio is not recorded from the last two
/Audio/Audio
IN IN
Port ---- Used to connect recorder to Local Area Network (LAN)
Port Port
232) ---- Not used
232) 232)
OUT ---- RCA audio output can be connected to speakers
OUTOUT
-10-
Figure
Figure 3333: Power Input
Figure Figure
: Power Input –––– Pin
: Power Input : Power Input
Figure
Figure 4444: Sensor Input
Figure Figure
: Sensor Input –––– Pin
: Sensor Input : Sensor Input
PIN
PIN DE
PINPIN
1 Extra 2, User Defined - - Brown Optional
2 Extra 1, User Defined - - Green Optional
3 Ignition Trigger - - Red Connect to Accessory +12V
4 Alarm Button - Black Use for Driver Alarm
5 Alarm LED - White - Optional
6 GND Black - - 7 NC - - - 8 Extra 3, User Defined - - Blue Optional
9 Warning Light Trigger - - White To Warning Light Circuit
10 Brake Light Trigger - - Orange To Brake Light Circuit
11 Stop Arm Trigger - - Yellow To Stop Arm Circuit
12 Record Light Indicator - Green - Optional
negative cable should be
connected to a solid chassis grounding area.
WIRE
WIRE
WIRE WIRE
Lead
LeadLead
WIRE
WIRE
WIRE WIRE
COLOR
COLOR
COLORCOLOR
YYYY
7
7 Lead
Lead
7 7
LeadLead
ZZZZ
FUSE PANEL CONNECTION
FUSE PANEL CONNECTION
FUSE PANEL CONNECTIONFUSE PANEL CONNECTION
**** Never connect to ground.
-11-
comrad
comrad™™™™....
comradcomrad
Front Panel Diagram Rear Panel Diagram
Figure
Figure 5555:::: comrad
Figure Figure
comrad™
comradcomrad
™ ---- Front and Rear Panels.
™ ™
Front and Rear Panels.
Front and Rear Panels. Front and Rear Panels.
1111 comrad
comrad™ ---- Removable hard drive
comradcomrad
2222 comrad
comrad™ Power
comradcomrad
3333 Mini USB
Mini USB ---- Used to connect comrad™ to PC or externally to NiTRO™ 900 as an external drive
Mini USBMini USB
4444 comrad
comrad™ Temp LED
comradcomrad
5555 comrad
comrad™ Power LED
comradcomrad
Power ---- Connect power source to comrad™
Power Power
Temp LED –––– Lit when the NiTRO™ system is out of temperature range
Temp LED Temp LED
Power LED –––– Lit when the NiTRO™ system is powered up.
Power LED Power LED
Shutdown the NiTRO™ System prior to removal of the comrad™. Do not remove the comrad™ when the
comrad™ Power LED is lit.
comrad
comrad™ Extraction
comradcomrad
™ Extraction....
™ Extraction™ Extraction
Figure
Figure 6666:
Figure Figure
: comrad
comrad™ Extraction
: :
comradcomrad
If the NiTRO™ System is running, turn system off and wait for the comrad™ LED to go out. Do not remove
comrad™ while the NiTRO System is running.
Pull firmly on the comrad™ to remove it.
To insert comrad™, ensure it is right side up and in line with the NiTRO™ 900 Control Unit. Firmly push on
front of the comrad™, ensure it is seated properly with a good connection at the back
™ Extraction....
™ Extraction™ Extraction
-12-
Inside
Glove Box
or
Behind Modesty Panel
Driver’s Console
Inside or on
Ensure the NiTRO™ system is off while inserting the comrad™
Installation
Installation....
InstallationInstallation
Always refer to your applicable Vehicle Safety Regulations before mounting any
hardware.
Ten Steps
Ten Steps for Installers
Ten StepsTen Steps
for Installers....
for Installers for Installers
Locate a site for the NiTRO™ System
Locate a site for the camera(s)
Locate a site for the GPS Antenna (optional)
Locate a site for the IR Illuminator (optional)
Locate site for all other accessories, ie. Alarm Button, Record LED (optional)
Mount the Isolation Suspension System plate
Run Power harness through enclosure to destination
Connect the constant power on the power harness to the Bus battery
Run the camera harness(es) to the camera destination(s)
Run the Sensor harness to the destination
Installers should refer to the individual product installation sheets that are included
for each part listed below:
Camera(s) Power Harness
GPS Camera Harness(es)
All Accessories
Recommended
Recommended System Locations
Recommended Recommended
Behind Driver’s Seat
Figure
Figure 7777: Recommended System
Figure Figure
: Recommended System LLLLocations
: Recommended System : Recommended System
System Locations....
System LocationsSystem Locations
Bulkhead
ocations....
ocationsocations
Under Dash Board
-13-
Mounting the System.
Mounting the System.
Mounting the System.Mounting the System.
Always use ‘star’ washers with fasteners, Use nuts and bolts whenever possible.
Check for:
Apply even torque to fasteners to avoid distorting the Mounting Plate.
Remember to leave enough space around the front of the NiTRO System so the door can be easily
installed, accessed, locked, and that the comrad™ can slide out freely.
When bolting the Mounting Plate through a sheet metal surface, use ‘fender’ washers on the back of
the sheet metal to help spread the torque load.
Route the power harness, camera harness(es), and accessory harness(es) through the Rear Door to
the installation destination(s).
Leave enough cable slack at the Rear End Cap,12 inches.
Safety
Not blocking passenger or driver access
Not obstructing driver’s view
Will not snag loose clothing or carry-on items
Accessibility
To the NiTRO 900 front panel for configuring & downloading
For easy comrad™ removal and insertion
For easy harness routing and connecting
Reliability
Away from dirt, heat, and moisture
Ensure sufficient airflow for enclosure fan and vents
Solid/flat mounting surface
Recommended Location for the IR Illuminator
Recommended Location for the IR Illuminator....
Recommended Location for the IR IlluminatorRecommended Location for the IR Illuminator
Generally at the front of the Bus beside the front camera, as close to the center as possible.
Be sure to stagger the IR relevant to the front camera so as to allow easier access to the camera
dome screws and IR Illuminator screws.
Avoid areas where artificial light may cause “confusion” for the IR Illuminator which will affect the
proper function of the Illuminator.
Position the IR Illuminator so that there is an unobstructed view to the back of the bus. Illuminator
should be aimed towards the Emergency Exit sign at the back of the bus.
Bracket must be securely fastened to the ceiling or bulkhead.
Power connector should be inside bulkhead or pushed into ceiling cavity.
Illuminator should be aimed towards the Emergency Exit sign at the back of the bus.
Ensure minimal exposure of the harness.
Figure
Figure 8888:
Figure Figure
: IR20, Camera Location and Wiring.
IR20, Camera Location and Wiring.
: :
IR20, Camera Location and Wiring.IR20, Camera Location and Wiring.
-14-
Recommended Location for Alarm Button
Recommended Location for Alarm Button....
Recommended Location for Alarm ButtonRecommended Location for Alarm Button
Generally mounted in a location that is within reach of the driver where the drivers hand will naturally
fall into place.
Alarm Button
Alarm Button Connections.
Alarm Button Alarm Button
Recommended Location for Record LED
Recommended Location for Record LED....
Recommended Location for Record LEDRecommended Location for Record LED
Record LED connections
Record LED connections....
Record LED connectionsRecord LED connections
Figure
Figure 9999: Alarm Button/Record LED Splice.
Figure Figure
: Alarm Button/Record LED Splice.
: Alarm Button/Record LED Splice.: Alarm Button/Record LED Splice.
Recommended location is towards the front of the left switch panel.
Connections.
Connections.Connections.
Red lead(5) is connected to Red lead (12v) from Alarm Harness(8) with Red lead(3) from Record LED.
Black lead(6) is connected to Black lead(7) on the 4 conductor cable on the Sensor Harness(11).
Generally mounted out of the drivers line of sight as to avoid any distractions to the driver.
Recommended location is towards the rear of the left side switch panel.
Red lead(3) is connected to Red 12V lead in Alarm Harness(8) with Red lead(5) from Alarm Button.
White lead(4) is connected to Green lead(9) on the Four conductor cable on the Sensor Harness(11).
1. Alarm Button.
2. Record LED.
3. Record LED Red Lead.
4. Record LED White Lead.
5. Alarm Button Red Lead.
6. Alarm Button Black Lead.
7. Alarm & LED Harness Black Lead.
8. Alarm & LED Harness Red Lead.
9. Alarm & LED Harness Green Lead.
10. Alarm & LED Harness White Lead.
(Currently unused)
11. Alarm & LED Harness
Routing the Power Harness
Routing the Power Harness....
Routing the Power HarnessRouting the Power Harness
Constant Power connection MUST ALWAYS be made directly to battery.
NOTE:
NOTE: On rear engine buses, an alternative 12V source in the power distribution panel can be utilized.
NOTE:NOTE:
However, connection will vary from installation to installation.
Always use grommets when running the harness through sheet metal holes.
Avoid excessively tight bends especially around metal surfaces.
Use fuse holder and the 15 Amp fuse provided on the 12V+ connection (do not exceed 15 Amp fuse).
Connect fuse as close to power source as possible.
Use cable ties to secure harness and fuse holder.
Use correct terminal size for wire gauge.
10-12 AWG = Yellow
14-16 AWG = Blue
18-22 AWG = Red
Use ratcheting crimpers for terminal installation.
-15-
If grounding to a painted surface, scrape off paint and use ‘star’ washer between terminal and
metal surface.
DO NOT use painted or anodized fasteners.
Before connecting constant power, cut off excess slack.
Before connecting power directly at battery, verify that the system maintains a minimum of
10Volts during engine cranking. Testing requires starting the bus, with a multimeter connected to
battery. Confirm voltage does not drop below 10V during cranking. If voltage drops, advise
mechanic at bus garage that the batteries may need to be replaced.
Routing the Camera Harness(es)
Routing the Camera Harness(es)....
Routing the Camera Harness(es)Routing the Camera Harness(es)
Route the camera harness(es) and accessory harness(es)
Always use grommets when running the harness through sheet metal holes
Routing the Sensor Harness
Routing the Sensor Harness....
Routing the Sensor HarnessRouting the Sensor Harness
Avoid excessively tight bends especially around metal surfaces
Coil and tie off excess harness in a safe place
Route the Ignition wire (Red) to Accessory 12V+, directly to the steering column, fuse box, or to the
secondary side of the solenoid
Always use grommets when running the harness through sheet metal holes
Avoid excessively tight bends especially around metal surfaces
All unused sensor/indicator wires should be tied off and protected from touching ground.
Coil and tie off excess harness in a safe place
Refer to the Sensor Pin-out diagram on Page 11 Figure 2 for connection pin-outs.
-16-
Installing the Dome Camera
Installing the Dome Camera....
Installing the Dome CameraInstalling the Dome Camera
1. Disassemble the dome camera by removing the outer polycarbonate
dome. Loosen Phillips screws to allow camera board to move freely.
2. Ensure the included gasket is in place between dome baseplate and
mounting surface. This gasket is required as it acts as a cushion to
absorb vibration and aid in elimination of wind noise from the roof of the
bus. Determine seat position for camera harness and insert camera
harness into seat position.
Use the FRONT label as your guide. Ensure the Lens/Microphone
assembly is located directly above the FRONT label.
Camera Gasket
Figure
Figure 10
10: Removing Outer and Polycarbonate Dome.
Figure Figure
: Removing Outer and Polycarbonate Dome.
1010
: Removing Outer and Polycarbonate Dome.: Removing Outer and Polycarbonate Dome.
Figure
Figure 11
11: Camera Seat Position.
Figure Figure
: Camera Seat Position.
1111
: Camera Seat Position.: Camera Seat Position.
Attach the Molex connector from camera harness to the Molex connector attached to the camera circuitry.
3. If mounting to Bulkhead of the bus follow ‘Bulkhead Mount’ instructions on the following page.
4. Tuck attached camera harness behind the camera circuitry and then mount base with the four screws supplied
(Figure 12, Page 21).
5. Focus camera by referring to ‘Focusing Camera Lens’ on the following page.
6. After final check re-attach Polycarbonate dome cover and outer dome with hex screws.
Do not clean polycarbonate dome with any agents.
Bulkhead
Bulkhead Mount
BulkheadBulkhead
Return to step 4 of ‘Installing the Dome Camera’
Mount....
Mount Mount
Remove the two bracket mounting screws.
Rotate camera mount 180° (upside down) and reattach to base
plate.
Ceiling Mo
Ceiling Mount
Ceiling MoCeiling Mo
Bulkhead
Bulkhead Mount
BulkheadBulkhead
unt - Microphone should be situated facing back of bus
untunt
Mount - Microphone should be situated facing floor.
Mount Mount
Figure
Figure 12
12: Mounting the Camera
Figure Figure
-17-
: Mounting the Camera....
1212
: Mounting the Camera: Mounting the Camera
Focusing Camera Lens
Focusing Camera Lens....
Focusing Camera LensFocusing Camera Lens
Connect camera harness input to the back of the NiTRO™ 900 and power up NiTRO™ 900 system.
Remove the Polycarbonate Dome
cover and outer dome.
Connect the’ second video cable’
(CAMWHAVIDEOCABLE) to the pin connector on the
camera board and then to the video input on a
monitor a live video image will display on screen to
allow for easy lens adjustment.
• Loosen the small set screw that is located on the base of the lens.
• Turn the lens slightly clockwise or counter clockwise until desired focus is reached.
• Tighten set screw to lock focus in place.
Adjusting the Field of View
Adjusting the Field of View....
Adjusting the Field of ViewAdjusting the Field of View
Adjust field of view by loosening the bracket mounting screws and rotating the camera mount bracket. Ensure limited
ceiling is seen in camera image.
Be sure to test the focus of the camera with the Polycarbonate Dome in front of the lens before making final
adjustment. Some cameras may be slightly out of focus when the Polycarbonate cover is put back on. Should
this occur, simply loosen the set screw on the lens, turn the lens 1/8 of a turn counter clockwise and tighten
screw.
It is best to attach a TV monitor to the NiTRO™ 900 to capture the desired field of view of the camera, at the
same time the lens focus can be checked (see Lens Setup under Configuration, Basic Menu).
Fig
Figure
ure 13
13:::: Focusing The Camera
FigFig
Focusing The Camera....
ure ure
1313
Focusing The Camera Focusing The Camera
Changing Camera Lens
Changing Camera Lens....
Changing Camera LensChanging Camera Lens
Remove Outer Dome Cover and Polycarbonate Dome by removing the two hex screws with the supplied Hex Key.
Remove lens by loosening set screw, then turning
lens counter clockwise, replace with new lens
(Figure 14).
Focus Camera as per ‘Focusing Camera Lens’
instruction page 22.
Figure
Figure 14
14:
Figure Figure
1414
: Camera Sea
Camera Seat Position.
: :
Camera SeaCamera Sea
t Position.
t Position.t Position.
-18-
Recommended Camera Locations.
Figure
Figure 15
15:
: Three Camera Configuration
Figure Figure
Three Camera Configuration....
1515
: :
Three Camera ConfigurationThree Camera Configuration
Check For:
Check For:
Check For:Check For:
Wire Routing:
• Ceiling mount recommended.
• Do not obstruct walkways.
• Avoid contact with abrasive metal to prevent short circuits.
• Camera harness to be connected through opening in base.
• Use existing wire paths wherever possible (ie: radio, speakers,
etc).
• Avoid excessively tight bends especially around metal surfaces.
• Always use grommets when routing through sheet metal holes.
• Coil and tie off excess harness or tuck up into ceiling.
Figure
Figure 16
16:
Figure Figure
1616
Figure
Figure 17
17:
Figure Figure
1717
: Four Camera Configuration
Four Camera Configuration....
: :
Four Camera ConfigurationFour Camera Configuration
: Alternate Four Camera Configuration
Alternate Four Camera Configuration....
: :
Alternate Four Camera ConfigurationAlternate Four Camera Configuration
-19-
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