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 Version 15.02.2023 

HW CAM (V100) / (EF2L145/V20) 

        RL4-MBN4 

P

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5

 

1.3.

 

Connectors - video-interface  
 

The video-interface (daughter PCB) converts the video signals of connected after-market 
sources in a factory monitor compatible picture signal which is inserted in the factory 
monitor, by using separate trigger options. 

 

 
1.4.

 

Dip-switch settings 

 
1.4.1.

 

Settings of 8 dip - black 

 
Some settings have to be selected by the dip-switches on the  
video interface.  
Dip position down is ON and position up is OFF. 

 

*

The front camera will automatically be switched for 10 seconds after disengaging the 

reverse gear (see following information). 
 

After each Dip-switch-change a power-reset of the Video Interface has to be performed!  

 

 

Dip 

Function 

ON (down) 

OFF (up) 

Front camera 

enabled

*

 

disabled 

Power supply 

output 

(red wire) 

+12V (max. 3A) when reverse gear 

is engaged incl. 10 seconds delay 

and +12V by manual switching to 

front camera by keypad 

+12V (max. 3A) ACC 

CVBS AV1-input 

enabled 

disabled 

CVBS AV2-input 

enabled 

disabled 

No function 

 

Set to OFF 

Rear-view cam type 

after-market 

factory or none 

No function 

 

Set to OFF 

Monitor 

adjustment 

Refer to chapter 1.4.1.4. (Monitor adjustment) 

 

Summary of Contents for RL4-MBN4

Page 1: ...view camera and two additional video sources Product features Video inserter for factory infotainment systems 1 CVBS Input for rear view camera 1 CVBS Input for front camera 2 CVBS Video inputs for af...

Page 2: ...ion 2 1 Place of connection 2 2 Connection scheme 2 3 Connection LVDS switchable 2 4 Connection 10pin power CAN cable 2 4 1 Special case Vehicles with Comand APS NTG3 e g W221 S Klasse 2 5 Analogue po...

Page 3: ...era video when the vehicle is moving for example the MP3 menu for DVD upgrades Changes updates of the vehicle s software can cause malfunctions of the interface We offer free software updates for our...

Page 4: ...face inserts ONLY video signals into the infotainment For inserting Audio signals either the possibly existing factory audio AUX input or a FM modulator can be used In case that 2 AV sources shall be...

Page 5: ...up is OFF The front camera will automatically be switched for 10 seconds after disengaging the reverse gear see following information After each Dip switch change a power reset of the Video Interface...

Page 6: ...gaged to display factory rear view camera If set to ON the interface switches to its rear view camera input V4 Reverse while the reverse gear is engaged 1 4 1 4 Monitor adjustment dip 7 and 8 Dip 7 an...

Page 7: ...sistor lead As with any installation of retrofit equipment a stand by test is neccessary after the installation of the video interface to ensure that the unit also switches off after reaching the vehi...

Page 8: ...Version 15 02 2023 HW CAM V100 EF2L145 V20 RL4 MBN4 Page 8 2 2 Connection scheme...

Page 9: ...e factory harness to the male 10pin connector Monitor Cable In of the LVDS switch Pay attention to correct pin arrangement Attention The angle position of the factory female 10pin LVDS connector s cab...

Page 10: ...pin Power CAN cable s female10pin connector to the male 10pin connector of the video interface Connect the single grey wire CAN LOW of the 4 cables to the vehicle s CAN low wire and isolate the connec...

Page 11: ...am and assignment table and isolate the connection Connect the single blue wire CAN HIGH to the vehicle s CAN high wire at pin1 of the female 20pin connector see digram and assignment table and isolat...

Page 12: ...not succeed not all vehicles are compatible the analogue connection is required Connect the female 12pin connector of the 12pin interface cable to the male 12pin connector of the video interface Conne...

Page 13: ...an be used to power an external source and has a different assignment depending on the position of dip switch 1 of 8 dips Dip Function Dip 1 ON 12V max 3A when reverse gear is engaged plus 10 seconds...

Page 14: ...ges in the production of the vehicle manufacturer there s always a possibility of incompatibility Connect the 12pin interface cable s female 12pin connector to the male 12pin connector of the video in...

Page 15: ...c is necessary to switch the audio signals 2 7 2 After market front camera The red power supply output ACC front cam out 12V max 3A can be used to power a front camera If Dip 1 is set to ON black 8 di...

Page 16: ...ed Note Do not forget to set dip5 of video interface to ON before testing 2 7 3 1 Case 1 Interface receives the reverse gear signal If the interface receives 12V on the green wire of the 12pin interfa...

Page 17: ...tion type of the relay Disconnect the green cable s pre connected male and female connectors of the 12pin cable and connect the green input cable Reverse IN to the output connector 87 of the relay Not...

Page 18: ...xternal keypad Connect the keypad s female 4pin connector to the 12pin interface cable s male 4pin connector Note Even if the switching through several video sources by the keypad mightn t be required...

Page 19: ...e knob of the Comand does not work in all vehicles 3 2 By external keypad The interface s external keypad can alternatively be used to switch the enabled inputs Long press of keypad 2 3 seconds By lon...

Page 20: ...while the selected input is visible on the monitor Note The OSD menu is only shown when a working video source is connected to the selected video input of the interface The following settings are avai...

Page 21: ...ether order of LVDS cables is exactly connected according to manual Plugging into head unit does not work when the manual says to plug into monitor and vice versa Wrong monitor settings of video inter...

Page 22: ...y OEM button CAN bus interface does not support this function for vehicle Use external keypad or cut white wire of 6pin to 8pin cable and apply 12V impulses for AV switching Pressed too short For vide...

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