Geely CK Series 2007 Workshop Manual page 240

9.CD can not eject after inserted
(1) Check if the CD box power supply is NORMAL
1
Turn the ignition switch to ACC
2
Check the continuity between the CD box terminals under each operating condition as shown in the table
below
Standard:
Tester connection
GND
3
Check the voltage between terminals under each operating condition as shown in the table below.
Standard:
Tester Connection
+B - GND
ACC - GND
Normal: Replace CD, DVD box
Abnormal: Check if the head unit side C socket voltage output is NORMAL
(2) Check if the head unit side C socket voltage output is NORMAL
1
Turn the ignition switch to ACC
2
Check the continuity between the magnet head unit C socket terminals under each operating condition as
shown in the table below
Standard:
Tester connection
GND
3
Check the voltage between terminals under each operating condition as shown in the table below.
Standard:
Tester Connection
+B - GND
ACC - GND
Normal: Replace the signal wire connecting magnet head unit and CD box
Abnormal: Check the radio assembly (+B, ACC, GND)
(3) Check the radio assembly (+B, ACC, GND)
1
Check the continuity between terminals under each operating condition as shown in the table below.
Standard:
Tester connection
GND
Condition
Constant Status
Condition
Constant Status
Ignition switch ACC or ON
Condition
Constant Status
Condition
Constant Status
Ignition switch ACC or ON
Condition
Constant Status
Standard Status
Continuity
Standard Status
10 ～ 14V
10 ～ 14V
Standard Status
Continuity
Standard Status
10 ～ 14V
10 ～ 14V
Standard Status
Continuity
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