Great Wall hover, Service Manual

Page: 356 / 425

CD Player and Air Conditioning System-3
(Figure 7-2) cable position of 2-pin connector socket
Pos. No. Color Function Pos. No. Color Function
1 White Send the data (TX) 11 Shielded cable Earthing of data cable
2 Red Receive the data (RX) 12
— —
3 Brown Telephone mute (TEL) 13 Blue Automatic antenna (ANT )
4 Orange Lighting (LAMP) 14 Red Ignition power supply (ACC)
5
— —
15 Grounding wire
6
— —
16 Yellow Memory power supply B+
7
White and
black
Front left speak (-FL-) 17 Green and black Rear left speak (-RL-)
8 White Front left speak (+FL+) 18 Green Rear left speak (+RL+)
9
Gray and
black
Front right speak (-FR-) 19 Violet and black Rear right speak (-RR-)
10 Gray Front right speak (-FR+) 20 Violet
{
Rear right speak (+RR+)
Possible Troubles of CD Player, Inspection and Analysis
Trouble Descriptions Possible causes, inspection and solutions
No programs received for AM and FM
Check if the antenna is pulled out and socket becomes
loosened.
Impurity of sound after radio auto-searching Tune to the correct radio station with manual tuning method
No sound of one speaker
Check the speaker and the socket or adjust the balance(front,
back, left and right)
Refuse to work
Check the power supply, or disconnect and connect the power
supply and restart the player.
No power supply
Check if the plug-in fuse and output plug is loosened and if the
fuse is burned down.
Single channel when played Check if the speaker is in open-circuit and examine its plug
Not read CD Check the CD type and if it is placed in reverse or scratched.
Display screen displaying bad
Check the connecting wire of display screen or adjust the
brightness level higher
Air conditioner refuses to start Inspect the ECU of air conditioner and air conditioning system
Button failure of air conditioner Inspect the ECU of air conditioner and air conditioning system
A-side View