Vehicle Connection; Connecting To A Truck With 24 Vdc - EverFocus EMV800 HD User Manual

2.4 Vehicle Connection

The mobile DVR supports input power voltage between 9 VDC ~ 36 VDC. You can install the
mobile DVR in all kinds of vehicles support the above power voltage. The diagrams below are
examples to illustrate the connection inside car / truck with 12 VDC / 24 VDC.
* The following figures are using EMV1200 HD for example; the differences among the three
models are the video input / audio input / power output numbers.
2.4.1

Connecting to a Truck with 24 VDC

+
Vehicle Battery
24V
-
Note:
1. If the car is without an ignition key, please connect the IGN (yellow) wire directly or
via a switch to the vehicle battery.
2. It is suggested to use a relay in the installation. Otherwise, the mobile DVR will always
draw the power from the vehicle battery.
Glove box (inside or underneath)
Driver's seat (between the seat and the back panel) or underneath the Passenger seat
ACC
IGN (Yellow)
Relay (24V)
24V+ (Red)
GND (Black)
EMV800 HD / EMV1200 HD Mobile DVR
EMV1200 HD (Rear Panel)
Fuse (15A)
16
Power Harness Cable