Geely CK (2008). Manual part — 58
Geely CK (2008). Manual part - 58
229
(3) Tweeter speaker assembly inspection
1
Disconnect speaker connector
2
Check resistance
Notice:
Do not remove the speaker during inspection.
Standard Value: 4
Ω
¸
Abnormal
Replace tweeter speaker assembly
NORMAL Check wire harness and connector
(4) Check front speaker assembly
1
Disconnect speaker connector
2
Check resistance
Standard Value: 4
Ω
¸
Abnormal: Replace front speaker assembly
Normal: Check wire harness and connector
(5) Check rear speaker assembly
1
Disconnect speaker connector
2
Check resistance
Standard Value: 4 ¸
Abnormal: Replace rear speaker assembly
Normal: Check wire harness and connector
(6) Check wire harness and connector
Abnormal: Repair or replace wire harness and connector
Normal: Check and replace radio assembly
(7) Check and replace radio assembly (+B, ACC, GND)
(a) Check the continuity between terminals under each operating condition as shown in the table below.
Standard:
(b) Check the voltage between terminals under each operating condition as shown in the table below.
Standard:
Normal: Repair or replace wire harness and connector
Abnormal: Check and replace radio assembly
Tester connection
Condition
Standard Status
GND
Constant Status
Continuity
Tester Connection
Condition
Standard Status
+B - GND
Constant Status
10~14V
ACC - GND
Ignition switch ACC or ON
10~14V
Ω
230
4. Unable to receive radio broadcast (poor reception)
(1) Check if the radio auto-research function works
Perform the radio auto-research function to see if it works
Normal: Check and replace radio assembly
Abnormal: Check the antenna for noise
(2) Check the antenna for noise
1
Turn on radio to AM with the ignition switch ACC.
2
Touch the antenna of the seated antenna assembly with the tip of the screwdriver. Check the speaker for
noise.
Standard: There is noise
Normal: Check and replace radio assembly
Abnormal: Check antenna assembly
(3) Check antenna assembly
1
Remove the antenna plug from the antenna assembly
2
Check for noise
Connect the radio assembly connector and turn the ignition switch to ACC.
Turn on the radio to AM
Insert a flat pan screwdriver or metal object similar to thin wire into the hole in the antenna coaxial
cable. Check the speaker for noise.
Standard: There is noise.
Normal: Check and replace radio assembly
Abnormal: Check and replace antenna coaxial cable sub-assembly
5. Cassette tape can not be inserted or played.
(1) Check for foreign object
Check the radio assembly and cassette recorder for foreign object or defect.
Abnormal: Clean foreign object
Normal: Check cassette tape
(2) Check cassette tape
Check if the cassette tape is used to record music or sound.
Replace the tape with another tape and re-check if it is faulty.
(3) Replace it with another tape and re-check
Replace the faulty tape with working tape to see if the same fault will re-occur.
Standard: The function is normal
Normal: The tape is faulty
Abnormal: Check if the radio auto-research function works
231
(4) Check if the radio auto-research function works
Perform the radio auto-research function to see if it works
Standard: The operation works.
Normal: Check and replace radio assembly
Abnormal: Check radio assembly (+B, ACC, GND)
(5) Check the radio assembly (+B, ACC, GND)
1
Check the continuity between terminals under each operating condition as shown in the table below.
Standard:
2
Check the voltage between terminals under each operating condition as shown in the table below.
Standard:
Abnormal: Repair or replace wire harness and connector
Normal: Check and replace radio assembly
6. The tape doesn't eject
(1) Press "EJECT" and check the operation
Press "EJECT" of the radio assembly. Check if the tape ejects.
Standard: The tape is ejected.
Abnormal: Check and replace radio assembly
Normal: Check cassette tape
(2) Check cassette tape
Check the ejected tape for trademark peeled off or tape box distortion or other issues
Standard: There is nothing wrong with the tape
Abnormal: There is something wrong with the tape
Normal: Replace it with another tape and re-check
(3) Replace it with another tape and re-check.
Replace the faulty tape with working tape to see if the same fault will re-occur.
Standard: The fault is cleared
Normal: There is something wrong with the tape
Abnormal: Check and replace the recorder assembly
Tester connection
Condition
Standard Status
GND
Constant Status
Continuity
Tester Connection
Condition
Standard Status
+B - GND
Constant Status
10~14V
ACC - GND
Ignition switch ACC or ON
10~14V
232
7. Poor sound quality only when playing tape
(1) Replace it with another tape and re-check
Replace the faulty tape with working tape to see if the same fault will re-occur.
Standard: The fault is cleared
Normal: There is something wrong with the tape
Abnormal: Check for foreign object
(2) Check for foreign object
Check the radio assembly and the cassette player for foreign objects or defects.
Abnormal: Clean foreign objects
Normal: Clean the magnet head and check operation
(3) Magnet Head Cleaning
1
Raise the cassette door with your finger. Next, using a pencil or similar object, push in the guide.
2
Using a cleaning pen or cotton applicator soaked in cleaner, clean the magnet head surface, pinch rollers
and tape press wheel.
3
Check if the same fault reoccurs.
Normal: The magnet head is dirty
Abnormal: Check and replace radio assembly
8. Tape jammed, malfunction with tape speed or auto-reverse
(1) Check for foreign objects
Check the radio assembly and tape player for foreign objects and defects
Standard: No foreign objects or defects
Abnormal: Clean foreign objects
Normal: Replace it with another tape and re-check
(2) Replace it with another tape and re-check
Replace the faulty tape with working tape (less than 90min) to see if the same fault will re-occur.
Standard: The fault is cleared.
Normal: There is something wrong with the tape
Abnormal: Clean the head
(3) Clean the magnet head
1
Raise the cassette door with your finger. Next, using a pencil or similar object, push in the guide.
2
Using a cleaning pen or cotton applicator soaked in cleaner, clean the magnet head surface, pinch rollers
and capstans.
3
Check if the same fault reoccurs.
Normal: The head is dirty
Abnormal: Check and replace radio assembly
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