Wiring Diagram

9.POWER BUTTON

Press any button except the EJECT and RELEASE button to turn on the unit.

It also can turn on the unit to insert disc, MMC/SD card or USB bar into their compartment or socket. Press PWR button hold for more than 0.5 seconds to turn off the unit.

10. STEREO/MONO BUTTON

Press the button to select STEREO or MONO sound mode.

11. MUTE BUTTON

This button serves to switch the MUTED state on/off.

Press the MUTE button to suppress the loudspeaker temporarily, and press again to resume listening. The muted state will be also released when the MODE, BAND, SEL button is pressed and VOL knob on the front panel is used.

12. PRESET STATION [ 1-6 ] AND TOP/CDP, INT, RPT, RDM BUTTONS.

A).RADIO MODE

When pressed short, these keys select a preset station directly,

When pressed longer than one seconds, current station is stored in preset memory bank.

B).In MMC/SD, USB or disc mode, press TOP/CDP button to pause MMC/SD, USB or disc playback, press it again to resume MMC/SD, USB or disc playback. Press it hold for more than about 0.5 seconds to play the first track of the MMC/SD, USB or disc.

C).In MMC/SD, USB mode, press INT button shortly to display M-INT and play the first 10 seconds part of each track of all.

In CD/MP3 disc mode, press INT button shortly to display S-INT and play the first 10 seconds part of each track of all.

In MMC/SD, USB or MP3 disc mode, Press INT button long to display D-INT and play the first 10 seconds part of each in current folder.

PRECAUTIONS AND MAINTENANCE

1.If the car interior is extremely hot, as after being parked in the sun, do not use the player until the car has been driven for a while to cool off the interior.

2.The protective case is to safely keep the front panel.

PROTECTIVE CASE

FRONT PANEL

3.The unit is designed for negative terminal of the battery which is connected to the vehicle metal. Please confirm it before installation.

4.Do not allow the speaker wires to be shorted together when the unit is switched on. Otherwise it may overload or burn out the power amplifier.

5.Do not install the detachable panel before connecting the wire.

During INT mode, press INT button again to stop INT mode and retain playing the track currently selected.

D).In MMC/SD, USB mode, press RPT button shortly to display M-RPT and play the current track repeatedly.

In CD/MP3 disc mode, press RPT button shortly to display S-RPT and play the current track repeatedly.

In MMC/SD, USB or MP3 disc mode, Press RPT button long to display D-RPT and play the current folder repeatedly.

During RPT mode, Press RPT button again to cancel RPT mode.

ANTENNA PLUG


YELLOW
CONSTANT B+
CONSTANT B+			FUSED
BLACK(GND)			10A & 1A
IGNITION SWITCH			FUSES
IGNITION SWITCH			FILTER BOX
RED (B+)

AUX LINE IN

(BROWN)

RCA LINE OUT

(Rear Gray)

RCA LINE OUT

(Front Black)

FUSE 0.5A

RED R

WHITE L

RED R

WHITE L

RED R

WHITE L

BLUE AUTO ANT

E). In MMC/SD, USB mode, press RDM button shortly to display M-RDM and play the track of all in random order.

In CD/MP3 disc mode, press RDM button shortly to display S-RDM and play the track of all in random order.

In MMC/SD, USB or MP3 disc mode, Press RDM button long to display D-RDM play the track in the current folder in random order.

During RDM mode, Press RDM button again to cancel RDM mode.

FRONT	+		WHITE
LEFT		-	WHITE/BLACK

LOUDSPEAKER	+		GREEN

REAR	-		GREEN/BLACK

Note:

GRAY	+		FRONT
		-

GRAY/BLACK			RIGHT
VIOLET	+		LOUDSPEAKER
VIOLET/BLACK	-		REAR

F). In MMC/SD, USB or MP3 disc mode, M6 and M5 is assigned as 10 TRACK up/down when normal play.

1.Make sure to use only speakers with 4 ohm load impedance. 2.Do not allow the auto antenna wire and ground touch each other.

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MCD-797 specifications

The Metrik Mobile Electronics MCD-797 is an advanced car multimedia system designed to elevate the driving experience through innovative technology and user-friendly features. This head unit blends cutting-edge functionalities with an intuitive interface, making it a top choice for car enthusiasts and casual users alike.

One of the standout features of the MCD-797 is its large, responsive touchscreen display. The bright, high-resolution screen is designed for optimal visibility, ensuring that users can easily access information and navigate menus without distraction. The interface is user-friendly, with seamless touch responses and vibrant graphics, making it easy for anyone to operate while on the road.

Another key highlight is the MCD-797's connectivity options. It supports both Apple CarPlay and Android Auto, allowing users to integrate their smartphones with the head unit effortlessly. This enables easy access to navigation apps, music streaming, and hands-free calling. With Bluetooth technology, users can connect their devices wirelessly to listen to their favorite playlists or receive calls without taking their hands off the wheel.

The audio quality of the MCD-797 is considerably impressive. It features a built-in FM/AM radio, as well as a USB port and an auxiliary input for additional audio sources. The advanced equalizer settings allow users to tailor their sound experience according to their preferences, while the powerful built-in amplifier ensures that the sound output is clear and robust, perfect for any genre of music.

In terms of installation and compatibility, the MCD-797 is designed to fit most standard car stereos, making it a versatile choice for various vehicles. It comes equipped with customizable display settings, allowing users to match the interface with their car’s interior lighting for a cohesive look.

Safety is another focus of the MCD-797, as it includes features such as a rear-view camera input and compatibility with various vehicle sensors, enhancing the driver's awareness and promoting safe driving practices.

Overall, the Metrik Mobile Electronics MCD-797 stands out with its combination of advanced technology, user-centric design, and high-quality audio performance, making it an excellent upgrade for anyone looking to enhance their in-car entertainment experience. Whether you're commuting, road-tripping, or simply running errands, the MCD-797 keeps you connected and entertained on the go.