Geely EC718, EC718RV, EC715, EC715RV. Manual part - 376

 

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Geely EC718, EC718RV, EC715, EC715RV. Manual part - 376

 

 

Radio Antenna (Hatchback)

1

FE11-0003c

Legend

1. Radio Antenna

Body Electric

Audio Entertainment System

11-17

11.2.5 Schematic
11.2.5.1 Schematic

Antenna Module

Radio 

Control 

Assembly

Left Front Tweeter

Left Front Door Speaker

Right Front Tweeter

Right Front Door Speaker

Left Rear Speaker

Right Rear Speaker

FE11-0004b

11-18

Audio Entertainment System

Body Electric

11.2.6 Diagnostic Information and Procedures
11.2.6.1 Diagnosis Description

Refer to 

11.2.2.1

 

Description and Operation

get familiar with the system functions and operation before start system diagnostics, so

that it will help to determine the correct diagnostic steps, more importantly, it will also help to determine whether the customer
described situation is normal.

11.2.6.2 Visual Inspection

Check installed after market equipment that may affect the operation of the audio system.

Check the easy to access system components to identify whether there is a significant damage or possible malfunction.

In the event of all speakers inoperative, focus on circuits that are easy to short to ground, such as the rear compartment speaker
wiring harness connector, as it will help with diagnostic.

If a single speaker is inoperative, it may be the audio channel is shielded, causing a single channel inoperative. It is not a sound
system malfunction. Refer to the sound system instructions in the owner handbook.

11.2.6.3 Radio Control Can Not Be Turned On

Schematic:

01

23

To Battery

To Ignition Switch

Receiver

FE11-5104b

Diagnostic Steps:

Step 1

Check fuses, IF2 and IF8.

Body Electric

Audio Entertainment System

11-19

IF14

IF2

IF1

IF5

IF7

IF3

IF16

IF27

IF25

IF26

IF28

IF30

IF24

IF20

IF19

IF23

IF18

IF21

IF13

IF12

IF15

IF9

IF10

IF8

F17

F22

M

FE11-5101b

(a)

Are fuses IF2 and IF8 blown?
Fuse Rating: IF2 15A, and IF8 10 A respectively.

Confirm whether the fuses IF2 and IF8 are blown.

No

Go to step 3

Yes

Step 2

Check the fuses, IF2 and IF8 circuits.

(a)

Check whether the fuses IF2 and IF8 circuits are short
circuits.

(b)

Repair the circuits. Confirm that there are no short circuits.

(c)

Replace with fuses with rated current.

Confirm whether the radio is working correctly.

Yes

System normal

No

Step 3

Check the radio control power supply.

1
6 7 8

9 10 11 12

2 3

4 5

Receiver 1 Harness Connector IP33

FE11-5102b

(a)

Remove the radio control.

(b)

Measure radio control harness connector IP33 terminals No.
6,7 voltage.

Standard Voltage

Test Terminal

Test

Conditions

Standard

Voltage

IP33 (6) and Body Ground

Always

11-14 V

IP33 (7) and Body Ground

Ignition

Switch ACC

11-14 V

Confirm whether the power supply is normal.

Yes

Go to step 5

No

Step 4

Repair the open circuit between the radio control harness connector IP33 and fuse IF2.

(a)

Confirm the open circuit between radio control wiring harness
connector IP33 terminal No.6 and fuse IF2 repair is
completed.

11-20

Audio Entertainment System

Body Electric

 

 

 

 

 

 

 

 

 

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