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CD Player and Air Conditioning System-2
CD Player
Function Overview
This product is a kind of car audio system with VFD multi-information integrated display screen with such functions as PLL
electronic tuning radio, CD playing and operation & control of air conditioning system, it can receive AM, FM and FM stereo
radio broadcast programs, play CDs, electronically operate and control the air conditioning system of the car. The integrated
display screen can display the working state of the radio, CD player, air conditioning system, operating mode as well as
information concerning the equalizer, clock and the temperature inside and outside.
Wiring Instructions(see the diagram)
with the speakers: the amplifier of main unit of this system is designed with 4-channel BTL output, each speaker must
be wired individually; the phase position and place of the speaker must be connected correctly; please disconnect the
player from the power supply before connecting the speaker so as to avoid the short-circuit.
2. Connecting main unit with the integrated display screen:
Use the specially-supplied 12-pin connector cable to connect the VFD integrated display screen and main unit.
3. Connection of power supply, output and communication line of main unit:
At first, connect the communication cable of the 20-pin connector plug to the air conditioner ECU, then connect the speaker
output line to other lines, finally connect the yellow memory power supply cord (10A fuse tube) directly to the positive role of
accumulator; when all the wiring is completed, connect the red power supply cord (1A fuse tube) to the positive power supply
of the ignition lock.
4. Connecting main unit with the antenna
Typical antenna: insert the plug of coaxial cable of car’s antenna into the antenna socket of main unit.
Automatic antenna: insert the plug of coaxial cable of car’s antenna into the antenna socket of main unit, then connect the blue
antenna control cable in the 20-pin connector to the automatic antenna control end, connect the positive pole line of power
supply of automatic antenna to the positive pole of accumulator and the negative pole line to the earth.
5. Connecting main unit with CD-change box
CD player and the CD-change box are connected with the signal cables.
Prior to the installation, please be sure to remove three protective screws on the CD-change box and have it pasted with
ant-dust paper. If the protective screws are not removed, CD can not be played normally.
Attention: Improper wiring may result in the damage to the player!
(Figure 7-1) Wiring Diagram
integrated display screen
12-pin connector cable
20-pin connector cable
antenna adaptor
main unit